index 725bc2eda7da956e0f2d04cf4fa61f628661982b..cd3428cc38c29f783bdbc12800f3dd5ad26d86bf 100644 (file)
--- a/tig.c
+++ b/tig.c
-/* Copyright (c) 2006-2009 Jonas Fonseca <fonseca@diku.dk>
+/* Copyright (c) 2006-2010 Jonas Fonseca <fonseca@diku.dk>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
#include <sys/stat.h>
#include <sys/select.h>
#include <unistd.h>
+#include <sys/time.h>
#include <time.h>
#include <fcntl.h>
static void __NORETURN die(const char *err, ...);
static void warn(const char *msg, ...);
static void report(const char *msg, ...);
-static void set_nonblocking_input(bool loading);
-static size_t utf8_length(const char *string, int *width, size_t max_width, int *trimmed, bool reserve);
-static bool prompt_yesno(const char *prompt);
-static int load_refs(void);
#define ABS(x) ((x) >= 0 ? (x) : -(x))
#define MIN(x, y) ((x) < (y) ? (x) : (y))
+#define MAX(x, y) ((x) > (y) ? (x) : (y))
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
#define STRING_SIZE(x) (sizeof(x) - 1)
/* The format and size of the date column in the main view. */
#define DATE_FORMAT "%Y-%m-%d %H:%M"
#define DATE_COLS STRING_SIZE("2006-04-29 14:21 ")
+#define DATE_SHORT_COLS STRING_SIZE("2006-04-29 ")
-#define AUTHOR_COLS 20
#define ID_COLS 8
+#define AUTHOR_COLS 19
-/* The default interval between line numbers. */
-#define NUMBER_INTERVAL 5
-
-#define TAB_SIZE 8
-
-#define SCALE_SPLIT_VIEW(height) ((height) * 2 / 3)
+#define MIN_VIEW_HEIGHT 4
#define NULL_ID "0000000000000000000000000000000000000000"
-#ifndef GIT_CONFIG
-#define GIT_CONFIG "config"
-#endif
+#define S_ISGITLINK(mode) (((mode) & S_IFMT) == 0160000)
-/* Some ascii-shorthands fitted into the ncurses namespace. */
+/* Some ASCII-shorthands fitted into the ncurses namespace. */
#define KEY_TAB '\t'
#define KEY_RETURN '\r'
#define KEY_ESC 27
struct ref {
- char *name; /* Ref name; tag or head names are shortened. */
char id[SIZEOF_REV]; /* Commit SHA1 ID */
unsigned int head:1; /* Is it the current HEAD? */
unsigned int tag:1; /* Is it a tag? */
unsigned int ltag:1; /* If so, is the tag local? */
unsigned int remote:1; /* Is it a remote ref? */
unsigned int tracked:1; /* Is it the remote for the current HEAD? */
- unsigned int next:1; /* For ref lists: are there more refs? */
+ char name[1]; /* Ref name; tag or head names are shortened. */
+};
+
+struct ref_list {
+ char id[SIZEOF_REV]; /* Commit SHA1 ID */
+ size_t size; /* Number of refs. */
+ struct ref **refs; /* References for this ID. */
};
-static struct ref **get_refs(const char *id);
+static struct ref *get_ref_head();
+static struct ref_list *get_ref_list(const char *id);
+static void foreach_ref(bool (*visitor)(void *data, const struct ref *ref), void *data);
+static int load_refs(void);
enum format_flags {
FORMAT_ALL, /* Perform replacement in all arguments. */
- FORMAT_DASH, /* Perform replacement up until "--". */
FORMAT_NONE /* No replacement should be performed. */
};
static bool format_argv(const char *dst[], const char *src[], enum format_flags flags);
-struct int_map {
- const char *name;
- int namelen;
- int value;
+enum input_status {
+ INPUT_OK,
+ INPUT_SKIP,
+ INPUT_STOP,
+ INPUT_CANCEL
};
-static int
-set_from_int_map(struct int_map *map, size_t map_size,
- int *value, const char *name, int namelen)
-{
+typedef enum input_status (*input_handler)(void *data, char *buf, int c);
- int i;
+static char *prompt_input(const char *prompt, input_handler handler, void *data);
+static bool prompt_yesno(const char *prompt);
- for (i = 0; i < map_size; i++)
- if (namelen == map[i].namelen &&
- !strncasecmp(name, map[i].name, namelen)) {
- *value = map[i].value;
- return OK;
- }
+struct menu_item {
+ int hotkey;
+ const char *text;
+ void *data;
+};
- return ERR;
-}
+static bool prompt_menu(const char *prompt, const struct menu_item *items, int *selected);
+/*
+ * Allocation helpers ... Entering macro hell to never be seen again.
+ */
+
+#define DEFINE_ALLOCATOR(name, type, chunk_size) \
+static type * \
+name(type **mem, size_t size, size_t increase) \
+{ \
+ size_t num_chunks = (size + chunk_size - 1) / chunk_size; \
+ size_t num_chunks_new = (size + increase + chunk_size - 1) / chunk_size;\
+ type *tmp = *mem; \
+ \
+ if (mem == NULL || num_chunks != num_chunks_new) { \
+ tmp = realloc(tmp, num_chunks_new * chunk_size * sizeof(type)); \
+ if (tmp) \
+ *mem = tmp; \
+ } \
+ \
+ return tmp; \
+}
/*
* String helpers
#define string_add(dst, from, src) \
string_ncopy_do(dst + (from), sizeof(dst) - (from), src, sizeof(src))
+static void
+string_expand(char *dst, size_t dstlen, const char *src, int tabsize)
+{
+ size_t size, pos;
+
+ for (size = pos = 0; size < dstlen - 1 && src[pos]; pos++) {
+ if (src[pos] == '\t') {
+ size_t expanded = tabsize - (size % tabsize);
+
+ if (expanded + size >= dstlen - 1)
+ expanded = dstlen - size - 1;
+ memcpy(dst + size, " ", expanded);
+ size += expanded;
+ } else {
+ dst[size++] = src[pos];
+ }
+ }
+
+ dst[size] = 0;
+}
+
static char *
chomp_string(char *name)
{
return 0;
}
-#define prefixcmp(str1, str2) \
- strncmp(str1, str2, STRING_SIZE(str2))
+#define enum_equals(entry, str, len) \
+ ((entry).namelen == (len) && !string_enum_compare((entry).name, str, len))
-static inline int
-suffixcmp(const char *str, int slen, const char *suffix)
+struct enum_map {
+ const char *name;
+ int namelen;
+ int value;
+};
+
+#define ENUM_MAP(name, value) { name, STRING_SIZE(name), value }
+
+static char *
+enum_map_name(const char *name, size_t namelen)
{
- size_t len = slen >= 0 ? slen : strlen(str);
- size_t suffixlen = strlen(suffix);
+ static char buf[SIZEOF_STR];
+ int bufpos;
- return suffixlen < len ? strcmp(str + len - suffixlen, suffix) : -1;
+ for (bufpos = 0; bufpos <= namelen; bufpos++) {
+ buf[bufpos] = tolower(name[bufpos]);
+ if (buf[bufpos] == '_')
+ buf[bufpos] = '-';
+ }
+
+ buf[bufpos] = 0;
+ return buf;
}
+#define enum_name(entry) enum_map_name((entry).name, (entry).namelen)
static bool
-argv_from_string(const char *argv[SIZEOF_ARG], int *argc, char *cmd)
+map_enum_do(const struct enum_map *map, size_t map_size, int *value, const char *name)
{
- int valuelen;
-
- while (*cmd && *argc < SIZEOF_ARG && (valuelen = strcspn(cmd, " \t"))) {
- bool advance = cmd[valuelen] != 0;
+ size_t namelen = strlen(name);
+ int i;
- cmd[valuelen] = 0;
- argv[(*argc)++] = chomp_string(cmd);
- cmd += valuelen + advance;
- }
+ for (i = 0; i < map_size; i++)
+ if (enum_equals(map[i], name, namelen)) {
+ *value = map[i].value;
+ return TRUE;
+ }
- if (*argc < SIZEOF_ARG)
- argv[*argc] = NULL;
- return *argc < SIZEOF_ARG;
+ return FALSE;
}
-static void
-argv_from_env(const char **argv, const char *name)
+#define map_enum(attr, map, name) \
+ map_enum_do(map, ARRAY_SIZE(map), attr, name)
+
+#define prefixcmp(str1, str2) \
+ strncmp(str1, str2, STRING_SIZE(str2))
+
+static inline int
+suffixcmp(const char *str, int slen, const char *suffix)
{
- char *env = argv ? getenv(name) : NULL;
- int argc = 0;
+ size_t len = slen >= 0 ? slen : strlen(str);
+ size_t suffixlen = strlen(suffix);
- if (env && *env)
- env = strdup(env);
- if (env && !argv_from_string(argv, &argc, env))
- die("Too many arguments in the `%s` environment variable", name);
+ return suffixlen < len ? strcmp(str + len - suffixlen, suffix) : -1;
}
/*
- * Executing external commands.
+ * Unicode / UTF-8 handling
+ *
+ * NOTE: Much of the following code for dealing with Unicode is derived from
+ * ELinks' UTF-8 code developed by Scrool <scroolik@gmail.com>. Origin file is
+ * src/intl/charset.c from the UTF-8 branch commit elinks-0.11.0-g31f2c28.
*/
-enum io_type {
- IO_FD, /* File descriptor based IO. */
- IO_BG, /* Execute command in the background. */
- IO_FG, /* Execute command with same std{in,out,err}. */
- IO_RD, /* Read only fork+exec IO. */
- IO_WR, /* Write only fork+exec IO. */
-};
-
-struct io {
- enum io_type type; /* The requested type of pipe. */
- const char *dir; /* Directory from which to execute. */
- pid_t pid; /* Pipe for reading or writing. */
- int pipe; /* Pipe end for reading or writing. */
- int error; /* Error status. */
- const char *argv[SIZEOF_ARG]; /* Shell command arguments. */
- char *buf; /* Read buffer. */
- size_t bufalloc; /* Allocated buffer size. */
- size_t bufsize; /* Buffer content size. */
- char *bufpos; /* Current buffer position. */
- unsigned int eof:1; /* Has end of file been reached. */
-};
-
-static void
-reset_io(struct io *io)
+static inline int
+unicode_width(unsigned long c, int tab_size)
{
- io->pipe = -1;
- io->pid = 0;
- io->buf = io->bufpos = NULL;
- io->bufalloc = io->bufsize = 0;
- io->error = 0;
- io->eof = 0;
-}
+ if (c >= 0x1100 &&
+ (c <= 0x115f /* Hangul Jamo */
+ || c == 0x2329
+ || c == 0x232a
+ || (c >= 0x2e80 && c <= 0xa4cf && c != 0x303f)
+ /* CJK ... Yi */
+ || (c >= 0xac00 && c <= 0xd7a3) /* Hangul Syllables */
+ || (c >= 0xf900 && c <= 0xfaff) /* CJK Compatibility Ideographs */
+ || (c >= 0xfe30 && c <= 0xfe6f) /* CJK Compatibility Forms */
+ || (c >= 0xff00 && c <= 0xff60) /* Fullwidth Forms */
+ || (c >= 0xffe0 && c <= 0xffe6)
+ || (c >= 0x20000 && c <= 0x2fffd)
+ || (c >= 0x30000 && c <= 0x3fffd)))
+ return 2;
-static void
-init_io(struct io *io, const char *dir, enum io_type type)
-{
- reset_io(io);
- io->type = type;
- io->dir = dir;
-}
+ if (c == '\t')
+ return tab_size;
-static bool
-init_io_rd(struct io *io, const char *argv[], const char *dir,
- enum format_flags flags)
-{
- init_io(io, dir, IO_RD);
- return format_argv(io->argv, argv, flags);
+ return 1;
}
-static bool
-io_open(struct io *io, const char *name)
-{
- init_io(io, NULL, IO_FD);
- io->pipe = *name ? open(name, O_RDONLY) : STDIN_FILENO;
- return io->pipe != -1;
-}
+/* Number of bytes used for encoding a UTF-8 character indexed by first byte.
+ * Illegal bytes are set one. */
+static const unsigned char utf8_bytes[256] = {
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
+ 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2,
+ 3,3,3,3,3,3,3,3, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 5,5,5,5,6,6,1,1,
+};
-static bool
-kill_io(struct io *io)
+static inline unsigned char
+utf8_char_length(const char *string, const char *end)
{
- return kill(io->pid, SIGKILL) != -1;
+ int c = *(unsigned char *) string;
+
+ return utf8_bytes[c];
}
-static bool
-done_io(struct io *io)
+/* Decode UTF-8 multi-byte representation into a Unicode character. */
+static inline unsigned long
+utf8_to_unicode(const char *string, size_t length)
{
- pid_t pid = io->pid;
-
- if (io->pipe != -1)
- close(io->pipe);
- free(io->buf);
- reset_io(io);
-
- while (pid > 0) {
- int status;
- pid_t waiting = waitpid(pid, &status, 0);
-
- if (waiting < 0) {
- if (errno == EINTR)
- continue;
- report("waitpid failed (%s)", strerror(errno));
- return FALSE;
- }
+ unsigned long unicode;
- return waiting == pid &&
- !WIFSIGNALED(status) &&
- WIFEXITED(status) &&
- !WEXITSTATUS(status);
+ switch (length) {
+ case 1:
+ unicode = string[0];
+ break;
+ case 2:
+ unicode = (string[0] & 0x1f) << 6;
+ unicode += (string[1] & 0x3f);
+ break;
+ case 3:
+ unicode = (string[0] & 0x0f) << 12;
+ unicode += ((string[1] & 0x3f) << 6);
+ unicode += (string[2] & 0x3f);
+ break;
+ case 4:
+ unicode = (string[0] & 0x0f) << 18;
+ unicode += ((string[1] & 0x3f) << 12);
+ unicode += ((string[2] & 0x3f) << 6);
+ unicode += (string[3] & 0x3f);
+ break;
+ case 5:
+ unicode = (string[0] & 0x0f) << 24;
+ unicode += ((string[1] & 0x3f) << 18);
+ unicode += ((string[2] & 0x3f) << 12);
+ unicode += ((string[3] & 0x3f) << 6);
+ unicode += (string[4] & 0x3f);
+ break;
+ case 6:
+ unicode = (string[0] & 0x01) << 30;
+ unicode += ((string[1] & 0x3f) << 24);
+ unicode += ((string[2] & 0x3f) << 18);
+ unicode += ((string[3] & 0x3f) << 12);
+ unicode += ((string[4] & 0x3f) << 6);
+ unicode += (string[5] & 0x3f);
+ break;
+ default:
+ return 0;
}
- return TRUE;
+ /* Invalid characters could return the special 0xfffd value but NUL
+ * should be just as good. */
+ return unicode > 0xffff ? 0 : unicode;
}
-static bool
-start_io(struct io *io)
+/* Calculates how much of string can be shown within the given maximum width
+ * and sets trimmed parameter to non-zero value if all of string could not be
+ * shown. If the reserve flag is TRUE, it will reserve at least one
+ * trailing character, which can be useful when drawing a delimiter.
+ *
+ * Returns the number of bytes to output from string to satisfy max_width. */
+static size_t
+utf8_length(const char **start, size_t skip, int *width, size_t max_width, int *trimmed, bool reserve, int tab_size)
{
- int pipefds[2] = { -1, -1 };
+ const char *string = *start;
+ const char *end = strchr(string, '\0');
+ unsigned char last_bytes = 0;
+ size_t last_ucwidth = 0;
- if (io->type == IO_FD)
- return TRUE;
+ *width = 0;
+ *trimmed = 0;
- if ((io->type == IO_RD || io->type == IO_WR) &&
- pipe(pipefds) < 0)
- return FALSE;
+ while (string < end) {
+ unsigned char bytes = utf8_char_length(string, end);
+ size_t ucwidth;
+ unsigned long unicode;
+
+ if (string + bytes > end)
+ break;
+
+ /* Change representation to figure out whether
+ * it is a single- or double-width character. */
+
+ unicode = utf8_to_unicode(string, bytes);
+ /* FIXME: Graceful handling of invalid Unicode character. */
+ if (!unicode)
+ break;
+
+ ucwidth = unicode_width(unicode, tab_size);
+ if (skip > 0) {
+ skip -= ucwidth <= skip ? ucwidth : skip;
+ *start += bytes;
+ }
+ *width += ucwidth;
+ if (*width > max_width) {
+ *trimmed = 1;
+ *width -= ucwidth;
+ if (reserve && *width == max_width) {
+ string -= last_bytes;
+ *width -= last_ucwidth;
+ }
+ break;
+ }
+
+ string += bytes;
+ last_bytes = ucwidth ? bytes : 0;
+ last_ucwidth = ucwidth;
+ }
+
+ return string - *start;
+}
+
+
+#define DATE_INFO \
+ DATE_(NO), \
+ DATE_(DEFAULT), \
+ DATE_(RELATIVE), \
+ DATE_(SHORT)
+
+enum date {
+#define DATE_(name) DATE_##name
+ DATE_INFO
+#undef DATE_
+};
+
+static const struct enum_map date_map[] = {
+#define DATE_(name) ENUM_MAP(#name, DATE_##name)
+ DATE_INFO
+#undef DATE_
+};
+
+struct time {
+ time_t sec;
+ int tz;
+};
+
+static inline int timecmp(const struct time *t1, const struct time *t2)
+{
+ return t1->sec - t2->sec;
+}
+
+static const char *
+mkdate(const struct time *time, enum date date)
+{
+ static char buf[DATE_COLS + 1];
+ static const struct enum_map reldate[] = {
+ { "second", 1, 60 * 2 },
+ { "minute", 60, 60 * 60 * 2 },
+ { "hour", 60 * 60, 60 * 60 * 24 * 2 },
+ { "day", 60 * 60 * 24, 60 * 60 * 24 * 7 * 2 },
+ { "week", 60 * 60 * 24 * 7, 60 * 60 * 24 * 7 * 5 },
+ { "month", 60 * 60 * 24 * 30, 60 * 60 * 24 * 30 * 12 },
+ };
+ struct tm tm;
+
+ if (!date || !time || !time->sec)
+ return "";
+
+ if (date == DATE_RELATIVE) {
+ struct timeval now;
+ time_t date = time->sec + time->tz;
+ time_t seconds;
+ int i;
+
+ gettimeofday(&now, NULL);
+ seconds = now.tv_sec < date ? date - now.tv_sec : now.tv_sec - date;
+ for (i = 0; i < ARRAY_SIZE(reldate); i++) {
+ if (seconds >= reldate[i].value)
+ continue;
+
+ seconds /= reldate[i].namelen;
+ if (!string_format(buf, "%ld %s%s %s",
+ seconds, reldate[i].name,
+ seconds > 1 ? "s" : "",
+ now.tv_sec >= date ? "ago" : "ahead"))
+ break;
+ return buf;
+ }
+ }
+
+ gmtime_r(&time->sec, &tm);
+ return strftime(buf, sizeof(buf), DATE_FORMAT, &tm) ? buf : NULL;
+}
- if ((io->pid = fork())) {
- if (pipefds[!(io->type == IO_WR)] != -1)
- close(pipefds[!(io->type == IO_WR)]);
- if (io->pid != -1) {
- io->pipe = pipefds[!!(io->type == IO_WR)];
- return TRUE;
- }
+
+#define AUTHOR_VALUES \
+ AUTHOR_(NO), \
+ AUTHOR_(FULL), \
+ AUTHOR_(ABBREVIATED)
+
+enum author {
+#define AUTHOR_(name) AUTHOR_##name
+ AUTHOR_VALUES,
+#undef AUTHOR_
+ AUTHOR_DEFAULT = AUTHOR_FULL
+};
+
+static const struct enum_map author_map[] = {
+#define AUTHOR_(name) ENUM_MAP(#name, AUTHOR_##name)
+ AUTHOR_VALUES
+#undef AUTHOR_
+};
+
+static const char *
+get_author_initials(const char *author)
+{
+ static char initials[AUTHOR_COLS * 6 + 1];
+ size_t pos = 0;
+ const char *end = strchr(author, '\0');
+
+#define is_initial_sep(c) (isspace(c) || ispunct(c) || (c) == '@' || (c) == '-')
+
+ memset(initials, 0, sizeof(initials));
+ while (author < end) {
+ unsigned char bytes;
+ size_t i;
+
+ while (is_initial_sep(*author))
+ author++;
+
+ bytes = utf8_char_length(author, end);
+ if (bytes < sizeof(initials) - 1 - pos) {
+ while (bytes--) {
+ initials[pos++] = *author++;
+ }
+ }
+
+ for (i = pos; author < end && !is_initial_sep(*author); author++) {
+ if (i < sizeof(initials) - 1)
+ initials[i++] = *author;
+ }
+
+ initials[i++] = 0;
+ }
+
+ return initials;
+}
+
+
+static bool
+argv_from_string(const char *argv[SIZEOF_ARG], int *argc, char *cmd)
+{
+ int valuelen;
+
+ while (*cmd && *argc < SIZEOF_ARG && (valuelen = strcspn(cmd, " \t"))) {
+ bool advance = cmd[valuelen] != 0;
+
+ cmd[valuelen] = 0;
+ argv[(*argc)++] = chomp_string(cmd);
+ cmd = chomp_string(cmd + valuelen + advance);
+ }
+
+ if (*argc < SIZEOF_ARG)
+ argv[*argc] = NULL;
+ return *argc < SIZEOF_ARG;
+}
+
+static bool
+argv_from_env(const char **argv, const char *name)
+{
+ char *env = argv ? getenv(name) : NULL;
+ int argc = 0;
+
+ if (env && *env)
+ env = strdup(env);
+ return !env || argv_from_string(argv, &argc, env);
+}
+
+
+/*
+ * Executing external commands.
+ */
+
+enum io_type {
+ IO_FD, /* File descriptor based IO. */
+ IO_BG, /* Execute command in the background. */
+ IO_FG, /* Execute command with same std{in,out,err}. */
+ IO_RD, /* Read only fork+exec IO. */
+ IO_WR, /* Write only fork+exec IO. */
+ IO_AP, /* Append fork+exec output to file. */
+};
+
+struct io {
+ enum io_type type; /* The requested type of pipe. */
+ const char *dir; /* Directory from which to execute. */
+ pid_t pid; /* PID of spawned process. */
+ int pipe; /* Pipe end for reading or writing. */
+ int error; /* Error status. */
+ const char *argv[SIZEOF_ARG]; /* Shell command arguments. */
+ char *buf; /* Read buffer. */
+ size_t bufalloc; /* Allocated buffer size. */
+ size_t bufsize; /* Buffer content size. */
+ char *bufpos; /* Current buffer position. */
+ unsigned int eof:1; /* Has end of file been reached. */
+};
+
+static void
+io_reset(struct io *io)
+{
+ io->pipe = -1;
+ io->pid = 0;
+ io->buf = io->bufpos = NULL;
+ io->bufalloc = io->bufsize = 0;
+ io->error = 0;
+ io->eof = 0;
+}
+
+static void
+io_init(struct io *io, const char *dir, enum io_type type)
+{
+ io_reset(io);
+ io->type = type;
+ io->dir = dir;
+}
+
+static bool
+io_format(struct io *io, const char *dir, enum io_type type,
+ const char *argv[], enum format_flags flags)
+{
+ io_init(io, dir, type);
+ return format_argv(io->argv, argv, flags);
+}
+
+static bool
+io_open(struct io *io, const char *fmt, ...)
+{
+ char name[SIZEOF_STR] = "";
+ bool fits;
+ va_list args;
+
+ io_init(io, NULL, IO_FD);
+
+ va_start(args, fmt);
+ fits = vsnprintf(name, sizeof(name), fmt, args) < sizeof(name);
+ va_end(args);
+
+ if (!fits) {
+ io->error = ENAMETOOLONG;
+ return FALSE;
+ }
+ io->pipe = *name ? open(name, O_RDONLY) : STDIN_FILENO;
+ if (io->pipe == -1)
+ io->error = errno;
+ return io->pipe != -1;
+}
+
+static bool
+io_kill(struct io *io)
+{
+ return io->pid == 0 || kill(io->pid, SIGKILL) != -1;
+}
+
+static bool
+io_done(struct io *io)
+{
+ pid_t pid = io->pid;
+
+ if (io->pipe != -1)
+ close(io->pipe);
+ free(io->buf);
+ io_reset(io);
+
+ while (pid > 0) {
+ int status;
+ pid_t waiting = waitpid(pid, &status, 0);
+
+ if (waiting < 0) {
+ if (errno == EINTR)
+ continue;
+ io->error = errno;
+ return FALSE;
+ }
+
+ return waiting == pid &&
+ !WIFSIGNALED(status) &&
+ WIFEXITED(status) &&
+ !WEXITSTATUS(status);
+ }
+
+ return TRUE;
+}
+
+static bool
+io_start(struct io *io)
+{
+ int pipefds[2] = { -1, -1 };
+
+ if (io->type == IO_FD)
+ return TRUE;
+
+ if ((io->type == IO_RD || io->type == IO_WR) && pipe(pipefds) < 0) {
+ io->error = errno;
+ return FALSE;
+ } else if (io->type == IO_AP) {
+ pipefds[1] = io->pipe;
+ }
+
+ if ((io->pid = fork())) {
+ if (io->pid == -1)
+ io->error = errno;
+ if (pipefds[!(io->type == IO_WR)] != -1)
+ close(pipefds[!(io->type == IO_WR)]);
+ if (io->pid != -1) {
+ io->pipe = pipefds[!!(io->type == IO_WR)];
+ return TRUE;
+ }
} else {
if (io->type != IO_FG) {
int devnull = open("/dev/null", O_RDWR);
int readfd = io->type == IO_WR ? pipefds[0] : devnull;
- int writefd = io->type == IO_RD ? pipefds[1] : devnull;
+ int writefd = (io->type == IO_RD || io->type == IO_AP)
+ ? pipefds[1] : devnull;
dup2(readfd, STDIN_FILENO);
dup2(writefd, STDOUT_FILENO);
}
if (io->dir && *io->dir && chdir(io->dir) == -1)
- die("Failed to change directory: %s", strerror(errno));
+ exit(errno);
execvp(io->argv[0], (char *const*) io->argv);
- die("Failed to execute program: %s", strerror(errno));
+ exit(errno);
}
if (pipefds[!!(io->type == IO_WR)] != -1)
}
static bool
-run_io(struct io *io, const char **argv, const char *dir, enum io_type type)
+io_run(struct io *io, const char **argv, const char *dir, enum io_type type)
{
- init_io(io, dir, type);
+ io_init(io, dir, type);
if (!format_argv(io->argv, argv, FORMAT_NONE))
return FALSE;
- return start_io(io);
+ return io_start(io);
}
static int
-run_io_do(struct io *io)
+io_complete(struct io *io)
{
- return start_io(io) && done_io(io);
+ return io_start(io) && io_done(io);
}
static int
-run_io_bg(const char **argv)
+io_run_bg(const char **argv)
{
struct io io = {};
- init_io(&io, NULL, IO_BG);
- if (!format_argv(io.argv, argv, FORMAT_NONE))
+ if (!io_format(&io, NULL, IO_BG, argv, FORMAT_NONE))
return FALSE;
- return run_io_do(&io);
+ return io_complete(&io);
}
static bool
-run_io_fg(const char **argv, const char *dir)
+io_run_fg(const char **argv, const char *dir)
{
struct io io = {};
- init_io(&io, dir, IO_FG);
- if (!format_argv(io.argv, argv, FORMAT_NONE))
+ if (!io_format(&io, dir, IO_FG, argv, FORMAT_NONE))
return FALSE;
- return run_io_do(&io);
+ return io_complete(&io);
+}
+
+static bool
+io_run_append(const char **argv, enum format_flags flags, int fd)
+{
+ struct io io = {};
+
+ if (!io_format(&io, NULL, IO_AP, argv, flags)) {
+ close(fd);
+ return FALSE;
+ }
+
+ io.pipe = fd;
+ return io_complete(&io);
}
static bool
-run_io_rd(struct io *io, const char **argv, enum format_flags flags)
+io_run_rd(struct io *io, const char **argv, const char *dir, enum format_flags flags)
{
- return init_io_rd(io, argv, NULL, flags) && start_io(io);
+ return io_format(io, dir, IO_RD, argv, flags) && io_start(io);
}
static bool
return io->error;
}
-static bool
+static char *
io_strerror(struct io *io)
{
return strerror(io->error);
} while (1);
}
+DEFINE_ALLOCATOR(io_realloc_buf, char, BUFSIZ)
+
static char *
io_get(struct io *io, int c, bool can_read)
{
char *eol;
ssize_t readsize;
- if (!io->buf) {
- io->buf = io->bufpos = malloc(BUFSIZ);
- if (!io->buf)
- return NULL;
- io->bufalloc = BUFSIZ;
- io->bufsize = 0;
- }
-
while (TRUE) {
if (io->bufsize > 0) {
eol = memchr(io->bufpos, c, io->bufsize);
if (io->bufsize > 0 && io->bufpos > io->buf)
memmove(io->buf, io->bufpos, io->bufsize);
+ if (io->bufalloc == io->bufsize) {
+ if (!io_realloc_buf(&io->buf, io->bufalloc, BUFSIZ))
+ return NULL;
+ io->bufalloc += BUFSIZ;
+ }
+
io->bufpos = io->buf;
readsize = io_read(io, io->buf + io->bufsize, io->bufalloc - io->bufsize);
if (io_error(io))
}
static bool
-run_io_buf(const char **argv, char buf[], size_t bufsize)
+io_read_buf(struct io *io, char buf[], size_t bufsize)
+{
+ char *result = io_get(io, '\n', TRUE);
+
+ if (result) {
+ result = chomp_string(result);
+ string_ncopy_do(buf, bufsize, result, strlen(result));
+ }
+
+ return io_done(io) && result;
+}
+
+static bool
+io_run_buf(const char **argv, char buf[], size_t bufsize)
{
struct io io = {};
- bool error;
- if (!run_io_rd(&io, argv, FORMAT_NONE))
- return FALSE;
+ return io_run_rd(&io, argv, NULL, FORMAT_NONE)
+ && io_read_buf(&io, buf, bufsize);
+}
+
+static int
+io_load(struct io *io, const char *separators,
+ int (*read_property)(char *, size_t, char *, size_t))
+{
+ char *name;
+ int state = OK;
+
+ if (!io_start(io))
+ return ERR;
+
+ while (state == OK && (name = io_get(io, '\n', TRUE))) {
+ char *value;
+ size_t namelen;
+ size_t valuelen;
+
+ name = chomp_string(name);
+ namelen = strcspn(name, separators);
+
+ if (name[namelen]) {
+ name[namelen] = 0;
+ value = chomp_string(name + namelen + 1);
+ valuelen = strlen(value);
- io.buf = io.bufpos = buf;
- io.bufalloc = bufsize;
- error = !io_get(&io, '\n', TRUE) && io_error(&io);
- io.buf = NULL;
+ } else {
+ value = "";
+ valuelen = 0;
+ }
+
+ state = read_property(name, namelen, value, valuelen);
+ }
+
+ if (state != ERR && io_error(io))
+ state = ERR;
+ io_done(io);
+
+ return state;
+}
- return done_io(&io) || error;
+static int
+io_run_load(const char **argv, const char *separators,
+ int (*read_property)(char *, size_t, char *, size_t))
+{
+ struct io io = {};
+
+ return io_format(&io, NULL, IO_RD, argv, FORMAT_NONE)
+ ? io_load(&io, separators, read_property) : ERR;
}
-static int read_properties(struct io *io, const char *separators, int (*read)(char *, size_t, char *, size_t));
/*
* User requests
@@ -640,6 +1095,7 @@ static int read_properties(struct io *io, const char *separators, int (*read)(ch
REQ_(VIEW_TREE, "Show tree view"), \
REQ_(VIEW_BLOB, "Show blob view"), \
REQ_(VIEW_BLAME, "Show blame view"), \
+ REQ_(VIEW_BRANCH, "Show branch view"), \
REQ_(VIEW_HELP, "Show help page"), \
REQ_(VIEW_PAGER, "Show pager view"), \
REQ_(VIEW_STATUS, "Show status view"), \
@@ -649,6 +1105,7 @@ static int read_properties(struct io *io, const char *separators, int (*read)(ch
REQ_(ENTER, "Enter current line and scroll"), \
REQ_(NEXT, "Move to next"), \
REQ_(PREVIOUS, "Move to previous"), \
+ REQ_(PARENT, "Move to parent"), \
REQ_(VIEW_NEXT, "Move focus to next view"), \
REQ_(REFRESH, "Reload and refresh"), \
REQ_(MAXIMIZE, "Maximize the current view"), \
@@ -660,7 +1117,6 @@ static int read_properties(struct io *io, const char *separators, int (*read)(ch
REQ_(STATUS_REVERT, "Revert file changes"), \
REQ_(STATUS_MERGE, "Merge file using external tool"), \
REQ_(STAGE_NEXT, "Find next chunk to stage"), \
- REQ_(TREE_PARENT, "Switch to parent directory in tree view"), \
\
REQ_GROUP("Cursor navigation") \
REQ_(MOVE_UP, "Move cursor one line up"), \
@@ -671,6 +1127,8 @@ static int read_properties(struct io *io, const char *separators, int (*read)(ch
REQ_(MOVE_LAST_LINE, "Move cursor to last line"), \
\
REQ_GROUP("Scrolling") \
+ REQ_(SCROLL_LEFT, "Scroll two columns left"), \
+ REQ_(SCROLL_RIGHT, "Scroll two columns right"), \
REQ_(SCROLL_LINE_UP, "Scroll one line up"), \
REQ_(SCROLL_LINE_DOWN, "Scroll one line down"), \
REQ_(SCROLL_PAGE_UP, "Scroll one page up"), \
@@ -683,16 +1141,19 @@ static int read_properties(struct io *io, const char *separators, int (*read)(ch
REQ_(FIND_PREV, "Find previous search match"), \
\
REQ_GROUP("Option manipulation") \
+ REQ_(OPTIONS, "Open option menu"), \
REQ_(TOGGLE_LINENO, "Toggle line numbers"), \
REQ_(TOGGLE_DATE, "Toggle date display"), \
+ REQ_(TOGGLE_DATE_SHORT, "Toggle short (date-only) dates"), \
REQ_(TOGGLE_AUTHOR, "Toggle author display"), \
REQ_(TOGGLE_REV_GRAPH, "Toggle revision graph visualization"), \
REQ_(TOGGLE_REFS, "Toggle reference display (tags/branches)"), \
+ REQ_(TOGGLE_SORT_ORDER, "Toggle ascending/descending sort order"), \
+ REQ_(TOGGLE_SORT_FIELD, "Toggle field to sort by"), \
\
REQ_GROUP("Misc") \
REQ_(PROMPT, "Bring up the prompt"), \
REQ_(SCREEN_REDRAW, "Redraw the screen"), \
- REQ_(SCREEN_RESIZE, "Resize the screen"), \
REQ_(SHOW_VERSION, "Show version information"), \
REQ_(STOP_LOADING, "Stop all loading views"), \
REQ_(EDIT, "Open in editor"), \
const char *help;
};
-static struct request_info req_info[] = {
+static const struct request_info req_info[] = {
#define REQ_GROUP(help) { 0, NULL, 0, (help) },
#define REQ_(req, help) { REQ_##req, (#req), STRING_SIZE(#req), (help) }
REQ_INFO
int i;
for (i = 0; i < ARRAY_SIZE(req_info); i++)
- if (req_info[i].namelen == namelen &&
- !string_enum_compare(req_info[i].name, name, namelen))
+ if (enum_equals(req_info[i], name, namelen))
return req_info[i].request;
return REQ_NONE;
* Options
*/
-static const char usage[] =
-"tig " TIG_VERSION " (" __DATE__ ")\n"
-"\n"
-"Usage: tig [options] [revs] [--] [paths]\n"
-" or: tig show [options] [revs] [--] [paths]\n"
-" or: tig blame [rev] path\n"
-" or: tig status\n"
-" or: tig < [git command output]\n"
-"\n"
-"Options:\n"
-" -v, --version Show version and exit\n"
-" -h, --help Show help message and exit";
-
/* Option and state variables. */
-static bool opt_date = TRUE;
-static bool opt_author = TRUE;
+static enum date opt_date = DATE_DEFAULT;
+static enum author opt_author = AUTHOR_DEFAULT;
static bool opt_line_number = FALSE;
static bool opt_line_graphics = TRUE;
static bool opt_rev_graph = FALSE;
static bool opt_show_refs = TRUE;
-static int opt_num_interval = NUMBER_INTERVAL;
-static int opt_tab_size = TAB_SIZE;
-static int opt_author_cols = AUTHOR_COLS-1;
+static int opt_num_interval = 5;
+static double opt_hscroll = 0.50;
+static double opt_scale_split_view = 2.0 / 3.0;
+static int opt_tab_size = 8;
+static int opt_author_cols = AUTHOR_COLS;
static char opt_path[SIZEOF_STR] = "";
static char opt_file[SIZEOF_STR] = "";
static char opt_ref[SIZEOF_REF] = "";
static char opt_head[SIZEOF_REF] = "";
-static char opt_head_rev[SIZEOF_REV] = "";
static char opt_remote[SIZEOF_REF] = "";
static char opt_encoding[20] = "UTF-8";
-static bool opt_utf8 = TRUE;
-static char opt_codeset[20] = "UTF-8";
-static iconv_t opt_iconv = ICONV_NONE;
+static iconv_t opt_iconv_in = ICONV_NONE;
+static iconv_t opt_iconv_out = ICONV_NONE;
static char opt_search[SIZEOF_STR] = "";
static char opt_cdup[SIZEOF_STR] = "";
+static char opt_prefix[SIZEOF_STR] = "";
static char opt_git_dir[SIZEOF_STR] = "";
static signed char opt_is_inside_work_tree = -1; /* set to TRUE or FALSE */
static char opt_editor[SIZEOF_STR] = "";
static FILE *opt_tty = NULL;
-#define is_initial_commit() (!*opt_head_rev)
-#define is_head_commit(rev) (!strcmp((rev), "HEAD") || !strcmp(opt_head_rev, (rev)))
-
-static enum request
-parse_options(int argc, const char *argv[], const char ***run_argv)
-{
- enum request request = REQ_VIEW_MAIN;
- const char *subcommand;
- bool seen_dashdash = FALSE;
- /* XXX: This is vulnerable to the user overriding options
- * required for the main view parser. */
- const char *custom_argv[SIZEOF_ARG] = {
- "git", "log", "--no-color", "--pretty=raw", "--parents",
- "--topo-order", NULL
- };
- int i, j = 6;
-
- if (!isatty(STDIN_FILENO))
- return REQ_VIEW_PAGER;
-
- if (argc <= 1)
- return REQ_VIEW_MAIN;
-
- subcommand = argv[1];
- if (!strcmp(subcommand, "status") || !strcmp(subcommand, "-S")) {
- if (!strcmp(subcommand, "-S"))
- warn("`-S' has been deprecated; use `tig status' instead");
- if (argc > 2)
- warn("ignoring arguments after `%s'", subcommand);
- return REQ_VIEW_STATUS;
-
- } else if (!strcmp(subcommand, "blame")) {
- if (argc <= 2 || argc > 4)
- die("invalid number of options to blame\n\n%s", usage);
-
- i = 2;
- if (argc == 4) {
- string_ncopy(opt_ref, argv[i], strlen(argv[i]));
- i++;
- }
-
- string_ncopy(opt_file, argv[i], strlen(argv[i]));
- return REQ_VIEW_BLAME;
-
- } else if (!strcmp(subcommand, "show")) {
- request = REQ_VIEW_DIFF;
-
- } else if (!strcmp(subcommand, "log") || !strcmp(subcommand, "diff")) {
- request = subcommand[0] == 'l' ? REQ_VIEW_LOG : REQ_VIEW_DIFF;
- warn("`tig %s' has been deprecated", subcommand);
-
- } else {
- subcommand = NULL;
- }
-
- if (subcommand) {
- custom_argv[1] = subcommand;
- j = 2;
- }
-
- for (i = 1 + !!subcommand; i < argc; i++) {
- const char *opt = argv[i];
-
- if (seen_dashdash || !strcmp(opt, "--")) {
- seen_dashdash = TRUE;
-
- } else if (!strcmp(opt, "-v") || !strcmp(opt, "--version")) {
- printf("tig version %s\n", TIG_VERSION);
- return REQ_NONE;
-
- } else if (!strcmp(opt, "-h") || !strcmp(opt, "--help")) {
- printf("%s\n", usage);
- return REQ_NONE;
- }
-
- custom_argv[j++] = opt;
- if (j >= ARRAY_SIZE(custom_argv))
- die("command too long");
- }
-
- custom_argv[j] = NULL;
- *run_argv = custom_argv;
-
- return request;
-}
+#define is_initial_commit() (!get_ref_head())
+#define is_head_commit(rev) (!strcmp((rev), "HEAD") || (get_ref_head() && !strcmp(rev, get_ref_head()->id)))
/*
LINE(COMMIT, "commit ", COLOR_GREEN, COLOR_DEFAULT, 0), \
LINE(PARENT, "parent ", COLOR_BLUE, COLOR_DEFAULT, 0), \
LINE(TREE, "tree ", COLOR_BLUE, COLOR_DEFAULT, 0), \
-LINE(AUTHOR, "author ", COLOR_CYAN, COLOR_DEFAULT, 0), \
+LINE(AUTHOR, "author ", COLOR_GREEN, COLOR_DEFAULT, 0), \
LINE(COMMITTER, "committer ", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(SIGNOFF, " Signed-off-by", COLOR_YELLOW, COLOR_DEFAULT, 0), \
LINE(ACKED, " Acked-by", COLOR_YELLOW, COLOR_DEFAULT, 0), \
LINE(STATUS, "", COLOR_GREEN, COLOR_DEFAULT, 0), \
LINE(DELIMITER, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(DATE, "", COLOR_BLUE, COLOR_DEFAULT, 0), \
+LINE(MODE, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
LINE(LINE_NUMBER, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
LINE(TITLE_BLUR, "", COLOR_WHITE, COLOR_BLUE, 0), \
LINE(TITLE_FOCUS, "", COLOR_WHITE, COLOR_BLUE, A_BOLD), \
-LINE(MAIN_AUTHOR, "", COLOR_GREEN, COLOR_DEFAULT, 0), \
LINE(MAIN_COMMIT, "", COLOR_DEFAULT, COLOR_DEFAULT, 0), \
LINE(MAIN_TAG, "", COLOR_MAGENTA, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_LOCAL_TAG,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(MAIN_REF, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
LINE(MAIN_HEAD, "", COLOR_CYAN, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_REVGRAPH,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
-LINE(TREE_DIR, "", COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL), \
+LINE(TREE_HEAD, "", COLOR_DEFAULT, COLOR_DEFAULT, A_BOLD), \
+LINE(TREE_DIR, "", COLOR_YELLOW, COLOR_DEFAULT, A_NORMAL), \
LINE(TREE_FILE, "", COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL), \
LINE(STAT_HEAD, "", COLOR_YELLOW, COLOR_DEFAULT, 0), \
LINE(STAT_SECTION, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
LINE(STAT_STAGED, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(STAT_UNSTAGED,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(STAT_UNTRACKED,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
+LINE(HELP_KEYMAP, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
+LINE(HELP_GROUP, "", COLOR_BLUE, COLOR_DEFAULT, 0), \
LINE(BLAME_ID, "", COLOR_MAGENTA, COLOR_DEFAULT, 0)
enum line_type {
enum line_type type;
for (type = 0; type < ARRAY_SIZE(line_info); type++)
- if (namelen == line_info[type].namelen &&
- !string_enum_compare(line_info[type].name, name, namelen))
+ if (enum_equals(line_info[type], name, namelen))
return &line_info[type];
return NULL;
/* State flags */
unsigned int selected:1;
unsigned int dirty:1;
+ unsigned int cleareol:1;
+ unsigned int other:16;
void *data; /* User data */
};
enum request request;
};
-static struct keybinding default_keybindings[] = {
+static const struct keybinding default_keybindings[] = {
/* View switching */
{ 'm', REQ_VIEW_MAIN },
{ 'd', REQ_VIEW_DIFF },
{ 't', REQ_VIEW_TREE },
{ 'f', REQ_VIEW_BLOB },
{ 'B', REQ_VIEW_BLAME },
+ { 'H', REQ_VIEW_BRANCH },
{ 'p', REQ_VIEW_PAGER },
{ 'h', REQ_VIEW_HELP },
{ 'S', REQ_VIEW_STATUS },
{ '-', REQ_MOVE_PAGE_UP },
/* Scrolling */
+ { KEY_LEFT, REQ_SCROLL_LEFT },
+ { KEY_RIGHT, REQ_SCROLL_RIGHT },
{ KEY_IC, REQ_SCROLL_LINE_UP },
{ KEY_DC, REQ_SCROLL_LINE_DOWN },
{ 'w', REQ_SCROLL_PAGE_UP },
{ 'z', REQ_STOP_LOADING },
{ 'v', REQ_SHOW_VERSION },
{ 'r', REQ_SCREEN_REDRAW },
+ { 'o', REQ_OPTIONS },
{ '.', REQ_TOGGLE_LINENO },
{ 'D', REQ_TOGGLE_DATE },
{ 'A', REQ_TOGGLE_AUTHOR },
{ 'g', REQ_TOGGLE_REV_GRAPH },
{ 'F', REQ_TOGGLE_REFS },
+ { 'I', REQ_TOGGLE_SORT_ORDER },
+ { 'i', REQ_TOGGLE_SORT_FIELD },
{ ':', REQ_PROMPT },
{ 'u', REQ_STATUS_UPDATE },
{ '!', REQ_STATUS_REVERT },
{ 'M', REQ_STATUS_MERGE },
{ '@', REQ_STAGE_NEXT },
- { ',', REQ_TREE_PARENT },
+ { ',', REQ_PARENT },
{ 'e', REQ_EDIT },
-
- /* Using the ncurses SIGWINCH handler. */
- { KEY_RESIZE, REQ_SCREEN_RESIZE },
};
#define KEYMAP_INFO \
KEYMAP_(TREE), \
KEYMAP_(BLOB), \
KEYMAP_(BLAME), \
+ KEYMAP_(BRANCH), \
KEYMAP_(PAGER), \
KEYMAP_(HELP), \
KEYMAP_(STATUS), \
#undef KEYMAP_
};
-static struct int_map keymap_table[] = {
-#define KEYMAP_(name) { #name, STRING_SIZE(#name), KEYMAP_##name }
+static const struct enum_map keymap_table[] = {
+#define KEYMAP_(name) ENUM_MAP(#name, KEYMAP_##name)
KEYMAP_INFO
#undef KEYMAP_
};
-#define set_keymap(map, name) \
- set_from_int_map(keymap_table, ARRAY_SIZE(keymap_table), map, name, strlen(name))
+#define set_keymap(map, name) map_enum(map, keymap_table, name)
struct keybinding_table {
struct keybinding *data;
int value;
};
-static struct key key_table[] = {
+static const struct key key_table[] = {
{ "Enter", KEY_RETURN },
{ "Space", ' ' },
{ "Backspace", KEY_BACKSPACE },
return seq ? seq : "(no key)";
}
+static bool
+append_key(char *buf, size_t *pos, const struct keybinding *keybinding)
+{
+ const char *sep = *pos > 0 ? ", " : "";
+ const char *keyname = get_key_name(keybinding->alias);
+
+ return string_nformat(buf, BUFSIZ, pos, "%s%s", sep, keyname);
+}
+
+static bool
+append_keymap_request_keys(char *buf, size_t *pos, enum request request,
+ enum keymap keymap, bool all)
+{
+ int i;
+
+ for (i = 0; i < keybindings[keymap].size; i++) {
+ if (keybindings[keymap].data[i].request == request) {
+ if (!append_key(buf, pos, &keybindings[keymap].data[i]))
+ return FALSE;
+ if (!all)
+ break;
+ }
+ }
+
+ return TRUE;
+}
+
+#define get_key(keymap, request) get_keys(keymap, request, FALSE)
+
static const char *
-get_key(enum request request)
+get_keys(enum keymap keymap, enum request request, bool all)
{
static char buf[BUFSIZ];
size_t pos = 0;
- char *sep = "";
int i;
buf[pos] = 0;
- for (i = 0; i < ARRAY_SIZE(default_keybindings); i++) {
- struct keybinding *keybinding = &default_keybindings[i];
+ if (!append_keymap_request_keys(buf, &pos, request, keymap, all))
+ return "Too many keybindings!";
+ if (pos > 0 && !all)
+ return buf;
- if (keybinding->request != request)
- continue;
+ if (keymap != KEYMAP_GENERIC) {
+ /* Only the generic keymap includes the default keybindings when
+ * listing all keys. */
+ if (all)
+ return buf;
- if (!string_format_from(buf, &pos, "%s%s", sep,
- get_key_name(keybinding->alias)))
+ if (!append_keymap_request_keys(buf, &pos, request, KEYMAP_GENERIC, all))
return "Too many keybindings!";
- sep = ", ";
+ if (pos)
+ return buf;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(default_keybindings); i++) {
+ if (default_keybindings[i].request == request) {
+ if (!append_key(buf, &pos, &default_keybindings[i]))
+ return "Too many keybindings!";
+ if (!all)
+ return buf;
+ }
}
return buf;
static struct run_request *run_request;
static size_t run_requests;
+DEFINE_ALLOCATOR(realloc_run_requests, struct run_request, 8)
+
static enum request
add_run_request(enum keymap keymap, int key, int argc, const char **argv)
{
if (argc >= ARRAY_SIZE(req->argv) - 1)
return REQ_NONE;
- req = realloc(run_request, (run_requests + 1) * sizeof(*run_request));
- if (!req)
+ if (!realloc_run_requests(&run_request, run_requests, 1))
return REQ_NONE;
- run_request = req;
req = &run_request[run_requests];
req->keymap = keymap;
req->key = key;
add_builtin_run_requests(void)
{
const char *cherry_pick[] = { "git", "cherry-pick", "%(commit)", NULL };
+ const char *checkout[] = { "git", "checkout", "%(branch)", NULL };
+ const char *commit[] = { "git", "commit", NULL };
const char *gc[] = { "git", "gc", NULL };
struct {
enum keymap keymap;
const char **argv;
} reqs[] = {
{ KEYMAP_MAIN, 'C', ARRAY_SIZE(cherry_pick) - 1, cherry_pick },
+ { KEYMAP_STATUS, 'C', ARRAY_SIZE(commit) - 1, commit },
+ { KEYMAP_BRANCH, 'C', ARRAY_SIZE(checkout) - 1, checkout },
{ KEYMAP_GENERIC, 'G', ARRAY_SIZE(gc) - 1, gc },
};
int i;
* User config file handling.
*/
-static struct int_map color_map[] = {
-#define COLOR_MAP(name) { #name, STRING_SIZE(#name), COLOR_##name }
+static int config_lineno;
+static bool config_errors;
+static const char *config_msg;
+
+static const struct enum_map color_map[] = {
+#define COLOR_MAP(name) ENUM_MAP(#name, COLOR_##name)
COLOR_MAP(DEFAULT),
COLOR_MAP(BLACK),
COLOR_MAP(BLUE),
COLOR_MAP(YELLOW),
};
-#define set_color(color, name) \
- set_from_int_map(color_map, ARRAY_SIZE(color_map), color, name, strlen(name))
-
-static struct int_map attr_map[] = {
-#define ATTR_MAP(name) { #name, STRING_SIZE(#name), A_##name }
+static const struct enum_map attr_map[] = {
+#define ATTR_MAP(name) ENUM_MAP(#name, A_##name)
ATTR_MAP(NORMAL),
ATTR_MAP(BLINK),
ATTR_MAP(BOLD),
ATTR_MAP(UNDERLINE),
};
-#define set_attribute(attr, name) \
- set_from_int_map(attr_map, ARRAY_SIZE(attr_map), attr, name, strlen(name))
+#define set_attribute(attr, name) map_enum(attr, attr_map, name)
-static int config_lineno;
-static bool config_errors;
-static const char *config_msg;
+static int parse_step(double *opt, const char *arg)
+{
+ *opt = atoi(arg);
+ if (!strchr(arg, '%'))
+ return OK;
+
+ /* "Shift down" so 100% and 1 does not conflict. */
+ *opt = (*opt - 1) / 100;
+ if (*opt >= 1.0) {
+ *opt = 0.99;
+ config_msg = "Step value larger than 100%";
+ return ERR;
+ }
+ if (*opt < 0.0) {
+ *opt = 1;
+ config_msg = "Invalid step value";
+ return ERR;
+ }
+ return OK;
+}
+
+static int
+parse_int(int *opt, const char *arg, int min, int max)
+{
+ int value = atoi(arg);
+
+ if (min <= value && value <= max) {
+ *opt = value;
+ return OK;
+ }
+
+ config_msg = "Integer value out of bound";
+ return ERR;
+}
+
+static bool
+set_color(int *color, const char *name)
+{
+ if (map_enum(color, color_map, name))
+ return TRUE;
+ if (!prefixcmp(name, "color"))
+ return parse_int(color, name + 5, 0, 255) == OK;
+ return FALSE;
+}
-/* Wants: object fgcolor bgcolor [attr] */
+/* Wants: object fgcolor bgcolor [attribute] */
static int
option_color_command(int argc, const char *argv[])
{
struct line_info *info;
- if (argc != 3 && argc != 4) {
+ if (argc < 3) {
config_msg = "Wrong number of arguments given to color command";
return ERR;
}
info = get_line_info(argv[0]);
if (!info) {
- if (!string_enum_compare(argv[0], "main-delim", strlen("main-delim"))) {
- info = get_line_info("delimiter");
-
- } else if (!string_enum_compare(argv[0], "main-date", strlen("main-date"))) {
- info = get_line_info("date");
+ static const struct enum_map obsolete[] = {
+ ENUM_MAP("main-delim", LINE_DELIMITER),
+ ENUM_MAP("main-date", LINE_DATE),
+ ENUM_MAP("main-author", LINE_AUTHOR),
+ };
+ int index;
- } else {
+ if (!map_enum(&index, obsolete, argv[0])) {
config_msg = "Unknown color name";
return ERR;
}
+ info = &line_info[index];
}
- if (set_color(&info->fg, argv[1]) == ERR ||
- set_color(&info->bg, argv[2]) == ERR) {
+ if (!set_color(&info->fg, argv[1]) ||
+ !set_color(&info->bg, argv[2])) {
config_msg = "Unknown color";
return ERR;
}
- if (argc == 4 && set_attribute(&info->attr, argv[3]) == ERR) {
- config_msg = "Unknown attribute";
- return ERR;
+ info->attr = 0;
+ while (argc-- > 3) {
+ int attr;
+
+ if (!set_attribute(&attr, argv[argc])) {
+ config_msg = "Unknown attribute";
+ return ERR;
+ }
+ info->attr |= attr;
}
return OK;
}
-static bool parse_bool(const char *s)
+static int parse_bool(bool *opt, const char *arg)
+{
+ *opt = (!strcmp(arg, "1") || !strcmp(arg, "true") || !strcmp(arg, "yes"))
+ ? TRUE : FALSE;
+ return OK;
+}
+
+static int parse_enum_do(unsigned int *opt, const char *arg,
+ const struct enum_map *map, size_t map_size)
{
- return (!strcmp(s, "1") || !strcmp(s, "true") ||
- !strcmp(s, "yes")) ? TRUE : FALSE;
+ bool is_true;
+
+ assert(map_size > 1);
+
+ if (map_enum_do(map, map_size, (int *) opt, arg))
+ return OK;
+
+ if (parse_bool(&is_true, arg) != OK)
+ return ERR;
+
+ *opt = is_true ? map[1].value : map[0].value;
+ return OK;
}
+#define parse_enum(opt, arg, map) \
+ parse_enum_do(opt, arg, map, ARRAY_SIZE(map))
+
static int
-parse_int(const char *s, int default_value, int min, int max)
+parse_string(char *opt, const char *arg, size_t optsize)
{
- int value = atoi(s);
+ int arglen = strlen(arg);
- return (value < min || value > max) ? default_value : value;
+ switch (arg[0]) {
+ case '\"':
+ case '\'':
+ if (arglen == 1 || arg[arglen - 1] != arg[0]) {
+ config_msg = "Unmatched quotation";
+ return ERR;
+ }
+ arg += 1; arglen -= 2;
+ default:
+ string_ncopy_do(opt, optsize, arg, arglen);
+ return OK;
+ }
}
/* Wants: name = value */
return ERR;
}
- if (!strcmp(argv[0], "show-author")) {
- opt_author = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "show-author"))
+ return parse_enum(&opt_author, argv[2], author_map);
- if (!strcmp(argv[0], "show-date")) {
- opt_date = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "show-date"))
+ return parse_enum(&opt_date, argv[2], date_map);
- if (!strcmp(argv[0], "show-rev-graph")) {
- opt_rev_graph = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "show-rev-graph"))
+ return parse_bool(&opt_rev_graph, argv[2]);
- if (!strcmp(argv[0], "show-refs")) {
- opt_show_refs = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "show-refs"))
+ return parse_bool(&opt_show_refs, argv[2]);
- if (!strcmp(argv[0], "show-line-numbers")) {
- opt_line_number = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "show-line-numbers"))
+ return parse_bool(&opt_line_number, argv[2]);
- if (!strcmp(argv[0], "line-graphics")) {
- opt_line_graphics = parse_bool(argv[2]);
- return OK;
- }
+ if (!strcmp(argv[0], "line-graphics"))
+ return parse_bool(&opt_line_graphics, argv[2]);
- if (!strcmp(argv[0], "line-number-interval")) {
- opt_num_interval = parse_int(argv[2], opt_num_interval, 1, 1024);
- return OK;
- }
+ if (!strcmp(argv[0], "line-number-interval"))
+ return parse_int(&opt_num_interval, argv[2], 1, 1024);
- if (!strcmp(argv[0], "author-width")) {
- opt_author_cols = parse_int(argv[2], opt_author_cols, 0, 1024);
- return OK;
- }
+ if (!strcmp(argv[0], "author-width"))
+ return parse_int(&opt_author_cols, argv[2], 0, 1024);
- if (!strcmp(argv[0], "tab-size")) {
- opt_tab_size = parse_int(argv[2], opt_tab_size, 1, 1024);
- return OK;
- }
+ if (!strcmp(argv[0], "horizontal-scroll"))
+ return parse_step(&opt_hscroll, argv[2]);
- if (!strcmp(argv[0], "commit-encoding")) {
- const char *arg = argv[2];
- int arglen = strlen(arg);
+ if (!strcmp(argv[0], "split-view-height"))
+ return parse_step(&opt_scale_split_view, argv[2]);
- switch (arg[0]) {
- case '"':
- case '\'':
- if (arglen == 1 || arg[arglen - 1] != arg[0]) {
- config_msg = "Unmatched quotation";
- return ERR;
- }
- arg += 1; arglen -= 2;
- default:
- string_ncopy(opt_encoding, arg, strlen(arg));
- return OK;
- }
- }
+ if (!strcmp(argv[0], "tab-size"))
+ return parse_int(&opt_tab_size, argv[2], 1, 1024);
+
+ if (!strcmp(argv[0], "commit-encoding"))
+ return parse_string(opt_encoding, argv[2], sizeof(opt_encoding));
config_msg = "Unknown variable name";
return ERR;
option_bind_command(int argc, const char *argv[])
{
enum request request;
- int keymap;
+ int keymap = -1;
int key;
if (argc < 3) {
request = get_request(argv[2]);
if (request == REQ_NONE) {
- const char *obsolete[] = { "cherry-pick" };
- size_t namelen = strlen(argv[2]);
- int i;
+ static const struct enum_map obsolete[] = {
+ ENUM_MAP("cherry-pick", REQ_NONE),
+ ENUM_MAP("screen-resize", REQ_NONE),
+ ENUM_MAP("tree-parent", REQ_PARENT),
+ };
+ int alias;
- for (i = 0; i < ARRAY_SIZE(obsolete); i++) {
- if (namelen == strlen(obsolete[i]) &&
- !string_enum_compare(obsolete[i], argv[2], namelen)) {
- config_msg = "Obsolete request name";
- return ERR;
- }
+ if (map_enum(&alias, obsolete, argv[2])) {
+ if (alias != REQ_NONE)
+ add_keybinding(keymap, alias, key);
+ config_msg = "Obsolete request name";
+ return ERR;
}
}
if (request == REQ_NONE && *argv[2]++ == '!')
}
if (status == ERR) {
- fprintf(stderr, "Error on line %d, near '%.*s': %s\n",
- config_lineno, (int) optlen, opt, config_msg);
+ warn("Error on line %d, near '%.*s': %s",
+ config_lineno, (int) optlen, opt, config_msg);
config_errors = TRUE;
}
{
struct io io = {};
- /* It's ok that the file doesn't exist. */
- if (!io_open(&io, path))
+ /* It's OK that the file doesn't exist. */
+ if (!io_open(&io, "%s", path))
return;
config_lineno = 0;
config_errors = FALSE;
- if (read_properties(&io, " \t", read_option) == ERR ||
+ if (io_load(&io, " \t", read_option) == ERR ||
config_errors == TRUE)
- fprintf(stderr, "Errors while loading %s.\n", path);
+ warn("Errors while loading %s.", path);
}
static int
add_builtin_run_requests();
- if (!tigrc_system) {
- if (!string_format(buf, "%s/tigrc", SYSCONFDIR))
- return ERR;
- tigrc_system = buf;
- }
+ if (!tigrc_system)
+ tigrc_system = SYSCONFDIR "/tigrc";
load_option_file(tigrc_system);
if (!tigrc_user) {
static struct view *display[2];
static unsigned int current_view;
-/* Reading from the prompt? */
-static bool input_mode = FALSE;
-
#define foreach_displayed_view(view, i) \
for (i = 0; i < ARRAY_SIZE(display) && (view = display[i]); i++)
static char ref_blob[SIZEOF_REF] = "";
static char ref_commit[SIZEOF_REF] = "HEAD";
static char ref_head[SIZEOF_REF] = "HEAD";
+static char ref_branch[SIZEOF_REF] = "";
struct view {
const char *name; /* View name */
/* Navigation */
unsigned long offset; /* Offset of the window top */
+ unsigned long yoffset; /* Offset from the window side. */
unsigned long lineno; /* Current line number */
+ unsigned long p_offset; /* Previous offset of the window top */
+ unsigned long p_yoffset;/* Previous offset from the window side */
+ unsigned long p_lineno; /* Previous current line number */
+ bool p_restore; /* Should the previous position be restored. */
/* Searching */
char grep[SIZEOF_STR]; /* Search string */
- regex_t *regex; /* Pre-compiled regex */
+ regex_t *regex; /* Pre-compiled regexp */
/* If non-NULL, points to the view that opened this view. If this view
* is closed tig will switch back to the parent view. */
/* Buffering */
size_t lines; /* Total number of lines */
struct line *line; /* Line index */
- size_t line_alloc; /* Total number of allocated lines */
unsigned int digits; /* Number of digits in the lines member. */
/* Drawing */
struct line *curline; /* Line currently being drawn. */
enum line_type curtype; /* Attribute currently used for drawing. */
unsigned long col; /* Column when drawing. */
+ bool has_scrolled; /* View was scrolled. */
/* Loading */
struct io io;
bool (*draw)(struct view *view, struct line *line, unsigned int lineno);
/* Depending on view handle a special requests. */
enum request (*request)(struct view *view, enum request request, struct line *line);
- /* Search for regex in a line. */
+ /* Search for regexp in a line. */
bool (*grep)(struct view *view, struct line *line);
/* Select line */
void (*select)(struct view *view, struct line *line);
+ /* Prepare view for loading */
+ bool (*prepare)(struct view *view);
};
static struct view_ops blame_ops;
static struct view_ops stage_ops;
static struct view_ops status_ops;
static struct view_ops tree_ops;
+static struct view_ops branch_ops;
#define VIEW_STR(name, env, ref, ops, map, git) \
{ name, #env, ref, ops, map, git }
VIEW_(TREE, "tree", &tree_ops, TRUE, ref_commit),
VIEW_(BLOB, "blob", &blob_ops, TRUE, ref_blob),
VIEW_(BLAME, "blame", &blame_ops, TRUE, ref_commit),
+ VIEW_(BRANCH, "branch", &branch_ops, TRUE, ref_head),
VIEW_(HELP, "help", &help_ops, FALSE, ""),
VIEW_(PAGER, "pager", &pager_ops, FALSE, "stdin"),
VIEW_(STATUS, "status", &status_ops, TRUE, ""),
(view == display[0] || view == display[1])
-enum line_graphic {
- LINE_GRAPHIC_VLINE
-};
-
-static int line_graphics[] = {
- /* LINE_GRAPHIC_VLINE: */ '|'
-};
-
static inline void
set_view_attr(struct view *view, enum line_type type)
{
if (!view->curline->selected && view->curtype != type) {
- wattrset(view->win, get_line_attr(type));
+ (void) wattrset(view->win, get_line_attr(type));
wchgat(view->win, -1, 0, type, NULL);
view->curtype = type;
}
draw_chars(struct view *view, enum line_type type, const char *string,
int max_len, bool use_tilde)
{
+ static char out_buffer[BUFSIZ * 2];
int len = 0;
int col = 0;
int trimmed = FALSE;
+ size_t skip = view->yoffset > view->col ? view->yoffset - view->col : 0;
if (max_len <= 0)
return 0;
- if (opt_utf8) {
- len = utf8_length(string, &col, max_len, &trimmed, use_tilde);
- } else {
- col = len = strlen(string);
- if (len > max_len) {
- if (use_tilde) {
- max_len -= 1;
+ len = utf8_length(&string, skip, &col, max_len, &trimmed, use_tilde, opt_tab_size);
+
+ set_view_attr(view, type);
+ if (len > 0) {
+ if (opt_iconv_out != ICONV_NONE) {
+ ICONV_CONST char *inbuf = (ICONV_CONST char *) string;
+ size_t inlen = len + 1;
+
+ char *outbuf = out_buffer;
+ size_t outlen = sizeof(out_buffer);
+
+ size_t ret;
+
+ ret = iconv(opt_iconv_out, &inbuf, &inlen, &outbuf, &outlen);
+ if (ret != (size_t) -1) {
+ string = out_buffer;
+ len = sizeof(out_buffer) - outlen;
}
- col = len = max_len;
- trimmed = TRUE;
}
- }
- set_view_attr(view, type);
- waddnstr(view->win, string, len);
+ waddnstr(view->win, string, len);
+ }
if (trimmed && use_tilde) {
set_view_attr(view, LINE_DELIMITER);
waddch(view->win, '~');
while (spaces > 0) {
int len = MIN(spaces, sizeof(space) - 1);
- col += draw_chars(view, type, space, spaces, FALSE);
+ col += draw_chars(view, type, space, len, FALSE);
spaces -= len;
}
return col;
}
-static bool
-draw_lineno(struct view *view, unsigned int lineno)
-{
- char number[10];
- int digits3 = view->digits < 3 ? 3 : view->digits;
- int max_number = MIN(digits3, STRING_SIZE(number));
- int max = view->width - view->col;
- int col;
-
- if (max < max_number)
- max_number = max;
-
- lineno += view->offset + 1;
- if (lineno == 1 || (lineno % opt_num_interval) == 0) {
- static char fmt[] = "%1ld";
-
- if (view->digits <= 9)
- fmt[1] = '0' + digits3;
-
- if (!string_format(number, fmt, lineno))
- number[0] = 0;
- col = draw_chars(view, LINE_LINE_NUMBER, number, max_number, TRUE);
- } else {
- col = draw_space(view, LINE_LINE_NUMBER, max_number, max_number);
- }
-
- if (col < max) {
- set_view_attr(view, LINE_DEFAULT);
- waddch(view->win, line_graphics[LINE_GRAPHIC_VLINE]);
- col++;
- }
-
- if (col < max)
- col += draw_space(view, LINE_DEFAULT, max - col, 1);
- view->col += col;
-
- return view->width - view->col <= 0;
-}
-
static bool
draw_text(struct view *view, enum line_type type, const char *string, bool trim)
{
- view->col += draw_chars(view, type, string, view->width - view->col, trim);
- return view->width - view->col <= 0;
+ view->col += draw_chars(view, type, string, view->width + view->yoffset - view->col, trim);
+ return view->width + view->yoffset <= view->col;
}
static bool
draw_graphic(struct view *view, enum line_type type, chtype graphic[], size_t size)
{
- int max = view->width - view->col;
+ size_t skip = view->yoffset > view->col ? view->yoffset - view->col : 0;
+ int max = view->width + view->yoffset - view->col;
int i;
if (max < size)
@@ -1927,22 +2368,21 @@ draw_graphic(struct view *view, enum line_type type, chtype graphic[], size_t si
set_view_attr(view, type);
/* Using waddch() instead of waddnstr() ensures that
* they'll be rendered correctly for the cursor line. */
- for (i = 0; i < size; i++)
+ for (i = skip; i < size; i++)
waddch(view->win, graphic[i]);
view->col += size;
- if (size < max) {
+ if (size < max && skip <= size)
waddch(view->win, ' ');
- view->col++;
- }
+ view->col++;
- return view->width - view->col <= 0;
+ return view->width + view->yoffset <= view->col;
}
static bool
draw_field(struct view *view, enum line_type type, const char *text, int len, bool trim)
{
- int max = MIN(view->width - view->col, len);
+ int max = MIN(view->width + view->yoffset - view->col, len);
int col;
if (text)
@@ -1950,22 +2390,75 @@ draw_field(struct view *view, enum line_type type, const char *text, int len, bo
else
col = draw_space(view, type, max - 1, max - 1);
- view->col += col + draw_space(view, LINE_DEFAULT, max - col, max - col);
- return view->width - view->col <= 0;
+ view->col += col;
+ view->col += draw_space(view, LINE_DEFAULT, max - col, max - col);
+ return view->width + view->yoffset <= view->col;
+}
+
+static bool
+draw_date(struct view *view, struct time *time)
+{
+ const char *date = mkdate(time, opt_date);
+ int cols = opt_date == DATE_SHORT ? DATE_SHORT_COLS : DATE_COLS;
+
+ return draw_field(view, LINE_DATE, date, cols, FALSE);
+}
+
+static bool
+draw_author(struct view *view, const char *author)
+{
+ bool trim = opt_author_cols == 0 || opt_author_cols > 5;
+ bool abbreviate = opt_author == AUTHOR_ABBREVIATED || !trim;
+
+ if (abbreviate && author)
+ author = get_author_initials(author);
+
+ return draw_field(view, LINE_AUTHOR, author, opt_author_cols, trim);
+}
+
+static bool
+draw_mode(struct view *view, mode_t mode)
+{
+ const char *str;
+
+ if (S_ISDIR(mode))
+ str = "drwxr-xr-x";
+ else if (S_ISLNK(mode))
+ str = "lrwxrwxrwx";
+ else if (S_ISGITLINK(mode))
+ str = "m---------";
+ else if (S_ISREG(mode) && mode & S_IXUSR)
+ str = "-rwxr-xr-x";
+ else if (S_ISREG(mode))
+ str = "-rw-r--r--";
+ else
+ str = "----------";
+
+ return draw_field(view, LINE_MODE, str, STRING_SIZE("-rw-r--r-- "), FALSE);
}
static bool
-draw_date(struct view *view, struct tm *time)
+draw_lineno(struct view *view, unsigned int lineno)
{
- char buf[DATE_COLS];
- char *date;
- int timelen = 0;
+ char number[10];
+ int digits3 = view->digits < 3 ? 3 : view->digits;
+ int max = MIN(view->width + view->yoffset - view->col, digits3);
+ char *text = NULL;
+ chtype separator = opt_line_graphics ? ACS_VLINE : '|';
- if (time)
- timelen = strftime(buf, sizeof(buf), DATE_FORMAT, time);
- date = timelen ? buf : NULL;
+ lineno += view->offset + 1;
+ if (lineno == 1 || (lineno % opt_num_interval) == 0) {
+ static char fmt[] = "%1ld";
- return draw_field(view, LINE_DATE, date, DATE_COLS, FALSE);
+ fmt[1] = '0' + (view->digits <= 9 ? digits3 : 1);
+ if (string_format(number, fmt, lineno))
+ text = number;
+ }
+ if (text)
+ view->col += draw_chars(view, LINE_LINE_NUMBER, text, max, TRUE);
+ else
+ view->col += draw_space(view, LINE_LINE_NUMBER, max, digits3);
+ return draw_graphic(view, LINE_DEFAULT, &separator, 1);
}
static bool
{
struct line *line;
bool selected = (view->offset + lineno == view->lineno);
- bool draw_ok;
assert(view_is_displayed(view));
line = &view->line[view->offset + lineno];
wmove(view->win, lineno, 0);
+ if (line->cleareol)
+ wclrtoeol(view->win);
view->col = 0;
view->curline = line;
view->curtype = LINE_NONE;
line->selected = FALSE;
+ line->dirty = line->cleareol = 0;
if (selected) {
set_view_attr(view, LINE_CURSOR);
line->selected = TRUE;
view->ops->select(view, line);
- } else if (line->selected) {
- wclrtoeol(view->win);
}
- scrollok(view->win, FALSE);
- draw_ok = view->ops->draw(view, line, lineno);
- scrollok(view->win, TRUE);
-
- return draw_ok;
+ return view->ops->draw(view, line, lineno);
}
static void
int lineno;
for (lineno = 0; lineno < view->height; lineno++) {
- struct line *line = &view->line[view->offset + lineno];
-
- if (!line->dirty)
+ if (view->offset + lineno >= view->lines)
+ break;
+ if (!view->line[view->offset + lineno].dirty)
continue;
- line->dirty = 0;
dirty = TRUE;
if (!draw_view_line(view, lineno))
break;
if (!dirty)
return;
- redrawwin(view->win);
- if (input_mode)
- wnoutrefresh(view->win);
- else
- wrefresh(view->win);
+ wnoutrefresh(view->win);
}
static void
break;
}
- redrawwin(view->win);
- if (input_mode)
- wnoutrefresh(view->win);
- else
- wrefresh(view->win);
+ wnoutrefresh(view->win);
}
static void
redraw_view(struct view *view)
{
- wclear(view->win);
+ werase(view->win);
redraw_view_from(view, 0);
}
mvwaddnstr(view->title, 0, 0, buf, bufpos);
wclrtoeol(view->title);
- wmove(view->title, 0, view->width - 1);
+ wnoutrefresh(view->title);
+}
- if (input_mode)
- wnoutrefresh(view->title);
- else
- wrefresh(view->title);
+static int
+apply_step(double step, int value)
+{
+ if (step >= 1)
+ return (int) step;
+ value *= step + 0.01;
+ return value ? value : 1;
}
static void
if (view != base) {
/* Horizontal split. */
view->width = base->width;
- view->height = SCALE_SPLIT_VIEW(base->height);
+ view->height = apply_step(opt_scale_split_view, base->height);
+ view->height = MAX(view->height, MIN_VIEW_HEIGHT);
+ view->height = MIN(view->height, base->height - MIN_VIEW_HEIGHT);
base->height -= view->height;
/* Make room for the title bar. */
if (!view->win)
die("Failed to create %s view", view->name);
- scrollok(view->win, TRUE);
+ scrollok(view->win, FALSE);
view->title = newwin(1, 0, offset + view->height, 0);
if (!view->title)
}
static void
-redraw_display(void)
+redraw_display(bool clear)
{
struct view *view;
int i;
foreach_displayed_view (view, i) {
+ if (clear)
+ wclear(view->win);
redraw_view(view);
update_view_title(view);
}
}
static void
-update_display_cursor(struct view *view)
+toggle_enum_option_do(unsigned int *opt, const char *help,
+ const struct enum_map *map, size_t size)
{
- /* Move the cursor to the right-most column of the cursor line.
- *
- * XXX: This could turn out to be a bit expensive, but it ensures that
- * the cursor does not jump around. */
- if (view->lines) {
- wmove(view->win, view->lineno - view->offset, view->width - 1);
- wrefresh(view->win);
+ *opt = (*opt + 1) % size;
+ redraw_display(FALSE);
+ report("Displaying %s %s", enum_name(map[*opt]), help);
+}
+
+#define toggle_enum_option(opt, help, map) \
+ toggle_enum_option_do(opt, help, map, ARRAY_SIZE(map))
+
+#define toggle_date() toggle_enum_option(&opt_date, "dates", date_map)
+#define toggle_author() toggle_enum_option(&opt_author, "author names", author_map)
+
+static void
+toggle_view_option(bool *option, const char *help)
+{
+ *option = !*option;
+ redraw_display(FALSE);
+ report("%sabling %s", *option ? "En" : "Dis", help);
+}
+
+static void
+open_option_menu(void)
+{
+ const struct menu_item menu[] = {
+ { '.', "line numbers", &opt_line_number },
+ { 'D', "date display", &opt_date },
+ { 'A', "author display", &opt_author },
+ { 'g', "revision graph display", &opt_rev_graph },
+ { 'F', "reference display", &opt_show_refs },
+ { 0 }
+ };
+ int selected = 0;
+
+ if (prompt_menu("Toggle option", menu, &selected)) {
+ if (menu[selected].data == &opt_date)
+ toggle_date();
+ else if (menu[selected].data == &opt_author)
+ toggle_author();
+ else
+ toggle_view_option(menu[selected].data, menu[selected].text);
}
}
+static void
+maximize_view(struct view *view)
+{
+ memset(display, 0, sizeof(display));
+ current_view = 0;
+ display[current_view] = view;
+ resize_display();
+ redraw_display(FALSE);
+ report("");
+}
+
+
/*
* Navigation
*/
+static bool
+goto_view_line(struct view *view, unsigned long offset, unsigned long lineno)
+{
+ if (lineno >= view->lines)
+ lineno = view->lines > 0 ? view->lines - 1 : 0;
+
+ if (offset > lineno || offset + view->height <= lineno) {
+ unsigned long half = view->height / 2;
+
+ if (lineno > half)
+ offset = lineno - half;
+ else
+ offset = 0;
+ }
+
+ if (offset != view->offset || lineno != view->lineno) {
+ view->offset = offset;
+ view->lineno = lineno;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
/* Scrolling backend */
static void
do_scroll_view(struct view *view, int lines)
int line = lines > 0 ? view->height - lines : 0;
int end = line + ABS(lines);
+ scrollok(view->win, TRUE);
wscrl(view->win, lines);
+ scrollok(view->win, FALSE);
- for (; line < end; line++) {
- if (!draw_view_line(view, line))
- break;
- }
+ while (line < end && draw_view_line(view, line))
+ line++;
if (redraw_current_line)
draw_view_line(view, view->lineno - view->offset);
+ wnoutrefresh(view->win);
}
- redrawwin(view->win);
- wrefresh(view->win);
+ view->has_scrolled = TRUE;
report("");
}
assert(view_is_displayed(view));
switch (request) {
+ case REQ_SCROLL_LEFT:
+ if (view->yoffset == 0) {
+ report("Cannot scroll beyond the first column");
+ return;
+ }
+ if (view->yoffset <= apply_step(opt_hscroll, view->width))
+ view->yoffset = 0;
+ else
+ view->yoffset -= apply_step(opt_hscroll, view->width);
+ redraw_view_from(view, 0);
+ report("");
+ return;
+ case REQ_SCROLL_RIGHT:
+ view->yoffset += apply_step(opt_hscroll, view->width);
+ redraw_view(view);
+ report("");
+ return;
case REQ_SCROLL_PAGE_DOWN:
lines = view->height;
case REQ_SCROLL_LINE_DOWN:
/* Draw the current line */
draw_view_line(view, view->lineno - view->offset);
- redrawwin(view->win);
- wrefresh(view->win);
+ wnoutrefresh(view->win);
report("");
}
static void search_view(struct view *view, enum request request);
static bool
-find_next_line(struct view *view, unsigned long lineno, struct line *line)
+grep_text(struct view *view, const char *text[])
{
- assert(view_is_displayed(view));
-
- if (!view->ops->grep(view, line))
- return FALSE;
-
- if (lineno - view->offset >= view->height) {
- view->offset = lineno;
- view->lineno = lineno;
- redraw_view(view);
+ regmatch_t pmatch;
+ size_t i;
- } else {
- unsigned long old_lineno = view->lineno - view->offset;
+ for (i = 0; text[i]; i++)
+ if (*text[i] &&
+ regexec(view->regex, text[i], 1, &pmatch, 0) != REG_NOMATCH)
+ return TRUE;
+ return FALSE;
+}
- view->lineno = lineno;
- draw_view_line(view, old_lineno);
+static void
+select_view_line(struct view *view, unsigned long lineno)
+{
+ unsigned long old_lineno = view->lineno;
+ unsigned long old_offset = view->offset;
- draw_view_line(view, view->lineno - view->offset);
- redrawwin(view->win);
- wrefresh(view->win);
+ if (goto_view_line(view, view->offset, lineno)) {
+ if (view_is_displayed(view)) {
+ if (old_offset != view->offset) {
+ redraw_view(view);
+ } else {
+ draw_view_line(view, old_lineno - view->offset);
+ draw_view_line(view, view->lineno - view->offset);
+ wnoutrefresh(view->win);
+ }
+ } else {
+ view->ops->select(view, &view->line[view->lineno]);
+ }
}
-
- report("Line %ld matches '%s'", lineno + 1, view->grep);
- return TRUE;
}
static void
/* Note, lineno is unsigned long so will wrap around in which case it
* will become bigger than view->lines. */
for (; lineno < view->lines; lineno += direction) {
- struct line *line = &view->line[lineno];
-
- if (find_next_line(view, lineno, line))
+ if (view->ops->grep(view, &view->line[lineno])) {
+ select_view_line(view, lineno);
+ report("Line %ld matches '%s'", lineno + 1, view->grep);
return;
+ }
}
report("No match found for '%s'", view->grep);
free(view->line[i].data);
free(view->line);
+ view->p_offset = view->offset;
+ view->p_yoffset = view->yoffset;
+ view->p_lineno = view->lineno;
+
view->line = NULL;
view->offset = 0;
+ view->yoffset = 0;
view->lines = 0;
view->lineno = 0;
- view->line_alloc = 0;
view->vid[0] = 0;
view->update_secs = 0;
}
free((void *) argv[argc]);
}
+static const char *
+format_arg(const char *name)
+{
+ static struct {
+ const char *name;
+ size_t namelen;
+ const char *value;
+ const char *value_if_empty;
+ } vars[] = {
+#define FORMAT_VAR(name, value, value_if_empty) \
+ { name, STRING_SIZE(name), value, value_if_empty }
+ FORMAT_VAR("%(directory)", opt_path, ""),
+ FORMAT_VAR("%(file)", opt_file, ""),
+ FORMAT_VAR("%(ref)", opt_ref, "HEAD"),
+ FORMAT_VAR("%(head)", ref_head, ""),
+ FORMAT_VAR("%(commit)", ref_commit, ""),
+ FORMAT_VAR("%(blob)", ref_blob, ""),
+ FORMAT_VAR("%(branch)", ref_branch, ""),
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(vars); i++)
+ if (!strncmp(name, vars[i].name, vars[i].namelen))
+ return *vars[i].value ? vars[i].value : vars[i].value_if_empty;
+
+ report("Unknown replacement: `%s`", name);
+ return NULL;
+}
+
static bool
format_argv(const char *dst_argv[], const char *src_argv[], enum format_flags flags)
{
@@ -2532,32 +3145,15 @@ format_argv(const char *dst_argv[], const char *src_argv[], enum format_flags fl
const char *value;
if (!next || noreplace) {
- if (flags == FORMAT_DASH && !strcmp(arg, "--"))
- noreplace = TRUE;
len = strlen(arg);
value = "";
- } else if (!prefixcmp(next, "%(directory)")) {
- value = opt_path;
-
- } else if (!prefixcmp(next, "%(file)")) {
- value = opt_file;
-
- } else if (!prefixcmp(next, "%(ref)")) {
- value = *opt_ref ? opt_ref : "HEAD";
-
- } else if (!prefixcmp(next, "%(head)")) {
- value = ref_head;
-
- } else if (!prefixcmp(next, "%(commit)")) {
- value = ref_commit;
-
- } else if (!prefixcmp(next, "%(blob)")) {
- value = ref_blob;
-
} else {
- report("Unknown replacement: `%s`", next);
- return FALSE;
+ value = format_arg(next);
+
+ if (!value) {
+ return FALSE;
+ }
}
if (!string_format_from(buf, &bufpos, "%.*s%s", len, arg, value))
@@ -2576,6 +3172,29 @@ format_argv(const char *dst_argv[], const char *src_argv[], enum format_flags fl
return src_argv[argc] == NULL;
}
+static bool
+restore_view_position(struct view *view)
+{
+ if (!view->p_restore || (view->pipe && view->lines <= view->p_lineno))
+ return FALSE;
+
+ /* Changing the view position cancels the restoring. */
+ /* FIXME: Changing back to the first line is not detected. */
+ if (view->offset != 0 || view->lineno != 0) {
+ view->p_restore = FALSE;
+ return FALSE;
+ }
+
+ if (goto_view_line(view, view->p_offset, view->p_lineno) &&
+ view_is_displayed(view))
+ werase(view->win);
+
+ view->yoffset = view->p_yoffset;
+ view->p_restore = FALSE;
+
+ return TRUE;
+}
+
static void
end_update(struct view *view, bool force)
{
while (!view->ops->read(view, NULL))
if (!force)
return;
- set_nonblocking_input(FALSE);
if (force)
- kill_io(view->pipe);
- done_io(view->pipe);
+ io_kill(view->pipe);
+ io_done(view->pipe);
view->pipe = NULL;
}
static void
setup_update(struct view *view, const char *vid)
{
- set_nonblocking_input(TRUE);
reset_view(view);
string_copy_rev(view->vid, vid);
view->pipe = &view->io;
}
static bool
-prepare_update(struct view *view, const char *argv[], const char *dir,
- enum format_flags flags)
+prepare_update(struct view *view, const char *argv[], const char *dir)
{
if (view->pipe)
end_update(view, TRUE);
- return init_io_rd(&view->io, argv, dir, flags);
+ return io_format(&view->io, dir, IO_RD, argv, FORMAT_NONE);
}
static bool
{
if (view->pipe)
end_update(view, TRUE);
- return io_open(&view->io, name);
+ return io_open(&view->io, "%s/%s", opt_cdup[0] ? opt_cdup : ".", name);
}
static bool
begin_update(struct view *view, bool refresh)
{
- if (refresh) {
- if (!start_io(&view->io))
- return FALSE;
-
- } else {
- if (view == VIEW(REQ_VIEW_TREE) && strcmp(view->vid, view->id))
- opt_path[0] = 0;
+ if (view->pipe)
+ end_update(view, TRUE);
- if (!run_io_rd(&view->io, view->ops->argv, FORMAT_ALL))
+ if (!refresh) {
+ if (view->ops->prepare) {
+ if (!view->ops->prepare(view))
+ return FALSE;
+ } else if (!io_format(&view->io, NULL, IO_RD, view->ops->argv, FORMAT_ALL)) {
return FALSE;
+ }
/* Put the current ref_* value to the view title ref
* member. This is needed by the blob view. Most other
string_copy_rev(view->ref, view->id);
}
+ if (!io_start(&view->io))
+ return FALSE;
+
setup_update(view, view->id);
return TRUE;
}
-#define ITEM_CHUNK_SIZE 256
-static void *
-realloc_items(void *mem, size_t *size, size_t new_size, size_t item_size)
-{
- size_t num_chunks = *size / ITEM_CHUNK_SIZE;
- size_t num_chunks_new = (new_size + ITEM_CHUNK_SIZE - 1) / ITEM_CHUNK_SIZE;
-
- if (mem == NULL || num_chunks != num_chunks_new) {
- *size = num_chunks_new * ITEM_CHUNK_SIZE;
- mem = realloc(mem, *size * item_size);
- }
-
- return mem;
-}
-
-static struct line *
-realloc_lines(struct view *view, size_t line_size)
-{
- size_t alloc = view->line_alloc;
- struct line *tmp = realloc_items(view->line, &alloc, line_size,
- sizeof(*view->line));
-
- if (!tmp)
- return NULL;
-
- view->line = tmp;
- view->line_alloc = alloc;
- return view->line;
-}
-
static bool
update_view(struct view *view)
{
char out_buffer[BUFSIZ * 2];
char *line;
- int redraw_from = -1;
+ /* Clear the view and redraw everything since the tree sorting
+ * might have rearranged things. */
+ bool redraw = view->lines == 0;
bool can_read = TRUE;
if (!view->pipe)
return TRUE;
if (!io_can_read(view->pipe)) {
- if (view->lines == 0) {
+ if (view->lines == 0 && view_is_displayed(view)) {
time_t secs = time(NULL) - view->start_time;
- if (secs > view->update_secs) {
+ if (secs > 1 && secs > view->update_secs) {
if (view->update_secs == 0)
redraw_view(view);
update_view_title(view);
return TRUE;
}
- /* Only redraw if lines are visible. */
- if (view->offset + view->height >= view->lines)
- redraw_from = view->lines - view->offset;
-
for (; (line = io_get(view->pipe, '\n', can_read)); can_read = FALSE) {
- size_t linelen = strlen(line);
-
- if (opt_iconv != ICONV_NONE) {
+ if (opt_iconv_in != ICONV_NONE) {
ICONV_CONST char *inbuf = line;
- size_t inlen = linelen;
+ size_t inlen = strlen(line) + 1;
char *outbuf = out_buffer;
size_t outlen = sizeof(out_buffer);
size_t ret;
- ret = iconv(opt_iconv, &inbuf, &inlen, &outbuf, &outlen);
- if (ret != (size_t) -1) {
+ ret = iconv(opt_iconv_in, &inbuf, &inlen, &outbuf, &outlen);
+ if (ret != (size_t) -1)
line = out_buffer;
- linelen = strlen(out_buffer);
- }
}
- if (!view->ops->read(view, line))
- goto alloc_error;
+ if (!view->ops->read(view, line)) {
+ report("Allocation failure");
+ end_update(view, TRUE);
+ return FALSE;
+ }
}
{
/* Keep the displayed view in sync with line number scaling. */
if (digits != view->digits) {
view->digits = digits;
- redraw_from = 0;
+ if (opt_line_number || view == VIEW(REQ_VIEW_BLAME))
+ redraw = TRUE;
}
}
end_update(view, FALSE);
}
+ if (restore_view_position(view))
+ redraw = TRUE;
+
if (!view_is_displayed(view))
return TRUE;
- if (view == VIEW(REQ_VIEW_TREE)) {
- /* Clear the view and redraw everything since the tree sorting
- * might have rearranged things. */
- redraw_view(view);
-
- } else if (redraw_from >= 0) {
- /* If this is an incremental update, redraw the previous line
- * since for commits some members could have changed when
- * loading the main view. */
- if (redraw_from > 0)
- redraw_from--;
-
- /* Since revision graph visualization requires knowledge
- * about the parent commit, it causes a further one-off
- * needed to be redrawn for incremental updates. */
- if (redraw_from > 0 && opt_rev_graph)
- redraw_from--;
-
- /* Incrementally draw avoids flickering. */
- redraw_view_from(view, redraw_from);
- }
-
- if (view == VIEW(REQ_VIEW_BLAME))
+ if (redraw)
+ redraw_view_from(view, 0);
+ else
redraw_view_dirty(view);
/* Update the title _after_ the redraw so that if the redraw picks up a
* commit reference in view->ref it'll be available here. */
update_view_title(view);
return TRUE;
-
-alloc_error:
- report("Allocation failure");
- end_update(view, TRUE);
- return FALSE;
}
+DEFINE_ALLOCATOR(realloc_lines, struct line, 256)
+
static struct line *
add_line_data(struct view *view, void *data, enum line_type type)
{
struct line *line;
- if (!realloc_lines(view, view->lines + 1))
+ if (!realloc_lines(&view->line, view->lines, 1))
return NULL;
line = &view->line[view->lines++];
enum open_flags {
OPEN_DEFAULT = 0, /* Use default view switching. */
OPEN_SPLIT = 1, /* Split current view. */
- OPEN_BACKGROUNDED = 2, /* Backgrounded. */
OPEN_RELOAD = 4, /* Reload view even if it is the current. */
- OPEN_NOMAXIMIZE = 8, /* Do not maximize the current view. */
OPEN_REFRESH = 16, /* Refresh view using previous command. */
OPEN_PREPARED = 32, /* Open already prepared command. */
};
static void
open_view(struct view *prev, enum request request, enum open_flags flags)
{
- bool backgrounded = !!(flags & OPEN_BACKGROUNDED);
bool split = !!(flags & OPEN_SPLIT);
bool reload = !!(flags & (OPEN_RELOAD | OPEN_REFRESH | OPEN_PREPARED));
- bool nomaximize = !!(flags & (OPEN_NOMAXIMIZE | OPEN_REFRESH));
+ bool nomaximize = !!(flags & OPEN_REFRESH);
struct view *view = VIEW(request);
int nviews = displayed_views();
struct view *base_view = display[0];
if (split) {
display[1] = view;
- if (!backgrounded)
- current_view = 1;
+ current_view = 1;
} else if (!nomaximize) {
/* Maximize the current view. */
memset(display, 0, sizeof(display));
display[current_view] = view;
}
+ /* No parent signals that this is the first loaded view. */
+ if (prev && view != prev) {
+ view->parent = prev;
+ }
+
/* Resize the view when switching between split- and full-screen,
* or when switching between two different full-screen views. */
if (nviews != displayed_views() ||
(nviews == 1 && base_view != display[0]))
resize_display();
- if (view->pipe)
- end_update(view, TRUE);
-
if (view->ops->open) {
+ if (view->pipe)
+ end_update(view, TRUE);
if (!view->ops->open(view)) {
report("Failed to load %s view", view->name);
return;
}
+ restore_view_position(view);
} else if ((reload || strcmp(view->vid, view->id)) &&
!begin_update(view, flags & (OPEN_REFRESH | OPEN_PREPARED))) {
do_scroll_view(prev, lines);
}
- if (prev && view != prev) {
- if (split && !backgrounded) {
- /* "Blur" the previous view. */
- update_view_title(prev);
- }
-
- view->parent = prev;
+ if (prev && view != prev && split && view_is_displayed(prev)) {
+ /* "Blur" the previous view. */
+ update_view_title(prev);
}
if (view->pipe && view->lines == 0) {
/* Clear the old view and let the incremental updating refill
* the screen. */
werase(view->win);
+ view->p_restore = flags & (OPEN_RELOAD | OPEN_REFRESH);
report("");
} else if (view_is_displayed(view)) {
redraw_view(view);
report("");
}
-
- /* If the view is backgrounded the above calls to report()
- * won't redraw the view title. */
- if (backgrounded)
- update_view_title(view);
}
static void
{
def_prog_mode(); /* save current tty modes */
endwin(); /* restore original tty modes */
- run_io_fg(argv, dir);
+ io_run_fg(argv, dir);
fprintf(stderr, "Press Enter to continue");
getc(opt_tty);
reset_prog_mode();
- redraw_display();
+ redraw_display(TRUE);
}
static void
}
static void
-open_editor(bool from_root, const char *file)
+open_editor(const char *file)
{
const char *editor_argv[] = { "vi", file, NULL };
const char *editor;
editor = "vi";
editor_argv[0] = editor;
- open_external_viewer(editor_argv, from_root ? opt_cdup : NULL);
+ open_external_viewer(editor_argv, opt_cdup);
}
static void
{
int i;
- if (request == REQ_NONE) {
- doupdate();
+ if (request == REQ_NONE)
return TRUE;
- }
if (request > REQ_NONE) {
open_run_request(request);
if (view == VIEW(REQ_VIEW_STATUS) ||
view == VIEW(REQ_VIEW_MAIN) ||
view == VIEW(REQ_VIEW_LOG) ||
+ view == VIEW(REQ_VIEW_BRANCH) ||
view == VIEW(REQ_VIEW_STAGE))
request = REQ_REFRESH;
else
move_view(view, request);
break;
+ case REQ_SCROLL_LEFT:
+ case REQ_SCROLL_RIGHT:
case REQ_SCROLL_LINE_DOWN:
case REQ_SCROLL_LINE_UP:
case REQ_SCROLL_PAGE_DOWN:
case REQ_VIEW_BLAME:
if (!opt_file[0]) {
report("No file chosen, press %s to open tree view",
- get_key(REQ_VIEW_TREE));
+ get_key(view->keymap, REQ_VIEW_TREE));
break;
}
open_view(view, request, OPEN_DEFAULT);
case REQ_VIEW_BLOB:
if (!ref_blob[0]) {
report("No file chosen, press %s to open tree view",
- get_key(REQ_VIEW_TREE));
+ get_key(view->keymap, REQ_VIEW_TREE));
break;
}
open_view(view, request, OPEN_DEFAULT);
case REQ_VIEW_PAGER:
if (!VIEW(REQ_VIEW_PAGER)->pipe && !VIEW(REQ_VIEW_PAGER)->lines) {
report("No pager content, press %s to run command from prompt",
- get_key(REQ_PROMPT));
+ get_key(view->keymap, REQ_PROMPT));
break;
}
open_view(view, request, OPEN_DEFAULT);
case REQ_VIEW_STAGE:
if (!VIEW(REQ_VIEW_STAGE)->lines) {
report("No stage content, press %s to open the status view and choose file",
- get_key(REQ_VIEW_STATUS));
+ get_key(view->keymap, REQ_VIEW_STATUS));
break;
}
open_view(view, request, OPEN_DEFAULT);
case REQ_VIEW_LOG:
case REQ_VIEW_TREE:
case REQ_VIEW_HELP:
+ case REQ_VIEW_BRANCH:
open_view(view, request, OPEN_DEFAULT);
break;
(view == VIEW(REQ_VIEW_STAGE) &&
view->parent == VIEW(REQ_VIEW_STATUS)) ||
(view == VIEW(REQ_VIEW_BLOB) &&
- view->parent == VIEW(REQ_VIEW_TREE))) {
+ view->parent == VIEW(REQ_VIEW_TREE)) ||
+ (view == VIEW(REQ_VIEW_MAIN) &&
+ view->parent == VIEW(REQ_VIEW_BRANCH))) {
int line;
view = view->parent;
case REQ_MAXIMIZE:
if (displayed_views() == 2)
- open_view(view, VIEW_REQ(view), OPEN_DEFAULT);
+ maximize_view(view);
+ break;
+
+ case REQ_OPTIONS:
+ open_option_menu();
break;
case REQ_TOGGLE_LINENO:
- opt_line_number = !opt_line_number;
- redraw_display();
+ toggle_view_option(&opt_line_number, "line numbers");
break;
case REQ_TOGGLE_DATE:
- opt_date = !opt_date;
- redraw_display();
+ toggle_date();
break;
case REQ_TOGGLE_AUTHOR:
- opt_author = !opt_author;
- redraw_display();
+ toggle_author();
break;
case REQ_TOGGLE_REV_GRAPH:
- opt_rev_graph = !opt_rev_graph;
- redraw_display();
+ toggle_view_option(&opt_rev_graph, "revision graph display");
break;
case REQ_TOGGLE_REFS:
- opt_show_refs = !opt_show_refs;
- redraw_display();
+ toggle_view_option(&opt_show_refs, "reference display");
+ break;
+
+ case REQ_TOGGLE_SORT_FIELD:
+ case REQ_TOGGLE_SORT_ORDER:
+ report("Sorting is not yet supported for the %s view", view->name);
break;
case REQ_SEARCH:
report("tig-%s (built %s)", TIG_VERSION, __DATE__);
return TRUE;
- case REQ_SCREEN_RESIZE:
- resize_display();
- /* Fall-through */
case REQ_SCREEN_REDRAW:
- redraw_display();
+ redraw_display(TRUE);
break;
case REQ_EDIT:
* followed. */
if (view->parent &&
view->parent->parent != view->parent) {
- memset(display, 0, sizeof(display));
- current_view = 0;
- display[current_view] = view->parent;
+ maximize_view(view->parent);
view->parent = view;
- resize_display();
- redraw_display();
- report("");
break;
}
/* Fall-through */
return FALSE;
default:
- report("Unknown key, press 'h' for help");
+ report("Unknown key, press %s for help",
+ get_key(view->keymap, REQ_VIEW_HELP));
return TRUE;
}
}
+/*
+ * View backend utilities
+ */
+
+enum sort_field {
+ ORDERBY_NAME,
+ ORDERBY_DATE,
+ ORDERBY_AUTHOR,
+};
+
+struct sort_state {
+ const enum sort_field *fields;
+ size_t size, current;
+ bool reverse;
+};
+
+#define SORT_STATE(fields) { fields, ARRAY_SIZE(fields), 0 }
+#define get_sort_field(state) ((state).fields[(state).current])
+#define sort_order(state, result) ((state).reverse ? -(result) : (result))
+
+static void
+sort_view(struct view *view, enum request request, struct sort_state *state,
+ int (*compare)(const void *, const void *))
+{
+ switch (request) {
+ case REQ_TOGGLE_SORT_FIELD:
+ state->current = (state->current + 1) % state->size;
+ break;
+
+ case REQ_TOGGLE_SORT_ORDER:
+ state->reverse = !state->reverse;
+ break;
+ default:
+ die("Not a sort request");
+ }
+
+ qsort(view->line, view->lines, sizeof(*view->line), compare);
+ redraw_view(view);
+}
+
+DEFINE_ALLOCATOR(realloc_authors, const char *, 256)
+
+/* Small author cache to reduce memory consumption. It uses binary
+ * search to lookup or find place to position new entries. No entries
+ * are ever freed. */
+static const char *
+get_author(const char *name)
+{
+ static const char **authors;
+ static size_t authors_size;
+ int from = 0, to = authors_size - 1;
+
+ while (from <= to) {
+ size_t pos = (to + from) / 2;
+ int cmp = strcmp(name, authors[pos]);
+
+ if (!cmp)
+ return authors[pos];
+
+ if (cmp < 0)
+ to = pos - 1;
+ else
+ from = pos + 1;
+ }
+
+ if (!realloc_authors(&authors, authors_size, 1))
+ return NULL;
+ name = strdup(name);
+ if (!name)
+ return NULL;
+
+ memmove(authors + from + 1, authors + from, (authors_size - from) * sizeof(*authors));
+ authors[from] = name;
+ authors_size++;
+
+ return name;
+}
+
+static void
+parse_timesec(struct time *time, const char *sec)
+{
+ time->sec = (time_t) atol(sec);
+}
+
+static void
+parse_timezone(struct time *time, const char *zone)
+{
+ long tz;
+
+ tz = ('0' - zone[1]) * 60 * 60 * 10;
+ tz += ('0' - zone[2]) * 60 * 60;
+ tz += ('0' - zone[3]) * 60;
+ tz += ('0' - zone[4]);
+
+ if (zone[0] == '-')
+ tz = -tz;
+
+ time->tz = tz;
+ time->sec -= tz;
+}
+
+/* Parse author lines where the name may be empty:
+ * author <email@address.tld> 1138474660 +0100
+ */
+static void
+parse_author_line(char *ident, const char **author, struct time *time)
+{
+ char *nameend = strchr(ident, '<');
+ char *emailend = strchr(ident, '>');
+
+ if (nameend && emailend)
+ *nameend = *emailend = 0;
+ ident = chomp_string(ident);
+ if (!*ident) {
+ if (nameend)
+ ident = chomp_string(nameend + 1);
+ if (!*ident)
+ ident = "Unknown";
+ }
+
+ *author = get_author(ident);
+
+ /* Parse epoch and timezone */
+ if (emailend && emailend[1] == ' ') {
+ char *secs = emailend + 2;
+ char *zone = strchr(secs, ' ');
+
+ parse_timesec(time, secs);
+
+ if (zone && strlen(zone) == STRING_SIZE(" +0700"))
+ parse_timezone(time, zone + 1);
+ }
+}
+
+static bool
+open_commit_parent_menu(char buf[SIZEOF_STR], int *parents)
+{
+ char rev[SIZEOF_REV];
+ const char *revlist_argv[] = {
+ "git", "log", "--no-color", "-1", "--pretty=format:%s", rev, NULL
+ };
+ struct menu_item *items;
+ char text[SIZEOF_STR];
+ bool ok = TRUE;
+ int i;
+
+ items = calloc(*parents + 1, sizeof(*items));
+ if (!items)
+ return FALSE;
+
+ for (i = 0; i < *parents; i++) {
+ string_copy_rev(rev, &buf[SIZEOF_REV * i]);
+ if (!io_run_buf(revlist_argv, text, sizeof(text)) ||
+ !(items[i].text = strdup(text))) {
+ ok = FALSE;
+ break;
+ }
+ }
+
+ if (ok) {
+ *parents = 0;
+ ok = prompt_menu("Select parent", items, parents);
+ }
+ for (i = 0; items[i].text; i++)
+ free((char *) items[i].text);
+ free(items);
+ return ok;
+}
+
+static bool
+select_commit_parent(const char *id, char rev[SIZEOF_REV], const char *path)
+{
+ char buf[SIZEOF_STR * 4];
+ const char *revlist_argv[] = {
+ "git", "log", "--no-color", "-1",
+ "--pretty=format:%P", id, "--", path, NULL
+ };
+ int parents;
+
+ if (!io_run_buf(revlist_argv, buf, sizeof(buf)) ||
+ (parents = strlen(buf) / 40) < 0) {
+ report("Failed to get parent information");
+ return FALSE;
+
+ } else if (parents == 0) {
+ if (path)
+ report("Path '%s' does not exist in the parent", path);
+ else
+ report("The selected commit has no parents");
+ return FALSE;
+ }
+
+ if (parents > 1 && !open_commit_parent_menu(buf, &parents))
+ return FALSE;
+
+ string_copy_rev(rev, &buf[41 * parents]);
+ return TRUE;
+}
+
/*
* Pager backend
*/
static bool
pager_draw(struct view *view, struct line *line, unsigned int lineno)
{
- char *text = line->data;
+ char text[SIZEOF_STR];
if (opt_line_number && draw_lineno(view, lineno))
return TRUE;
+ string_expand(text, sizeof(text), line->data, opt_tab_size);
draw_text(view, line->type, text, TRUE);
return TRUE;
}
add_describe_ref(char *buf, size_t *bufpos, const char *commit_id, const char *sep)
{
const char *describe_argv[] = { "git", "describe", commit_id, NULL };
- char refbuf[SIZEOF_STR];
- char *ref = NULL;
+ char ref[SIZEOF_STR];
- if (run_io_buf(describe_argv, refbuf, sizeof(refbuf)))
- ref = chomp_string(refbuf);
-
- if (!ref || !*ref)
+ if (!io_run_buf(describe_argv, ref, sizeof(ref)) || !*ref)
return TRUE;
/* This is the only fatal call, since it can "corrupt" the buffer. */
{
char buf[SIZEOF_STR];
char *commit_id = (char *)line->data + STRING_SIZE("commit ");
- struct ref **refs;
- size_t bufpos = 0, refpos = 0;
+ struct ref_list *list;
+ size_t bufpos = 0, i;
const char *sep = "Refs: ";
bool is_tag = FALSE;
assert(line->type == LINE_COMMIT);
- refs = get_refs(commit_id);
- if (!refs) {
+ list = get_ref_list(commit_id);
+ if (!list) {
if (view == VIEW(REQ_VIEW_DIFF))
goto try_add_describe_ref;
return;
}
- do {
- struct ref *ref = refs[refpos];
+ for (i = 0; i < list->size; i++) {
+ struct ref *ref = list->refs[i];
const char *fmt = ref->tag ? "%s[%s]" :
ref->remote ? "%s<%s>" : "%s%s";
sep = ", ";
if (ref->tag)
is_tag = TRUE;
- } while (refs[refpos++]->next);
+ }
if (!is_tag && view == VIEW(REQ_VIEW_DIFF)) {
try_add_describe_ref:
static bool
pager_grep(struct view *view, struct line *line)
{
- regmatch_t pmatch;
- char *text = line->data;
+ const char *text[] = { line->data, NULL };
- if (!*text)
- return FALSE;
-
- if (regexec(view->regex, text, 1, &pmatch, 0) == REG_NOMATCH)
- return FALSE;
-
- return TRUE;
+ return grep_text(view, text);
}
static void
* Help backend
*/
+static bool help_keymap_hidden[ARRAY_SIZE(keymap_table)];
+
static bool
-help_open(struct view *view)
+help_open_keymap_title(struct view *view, enum keymap keymap)
{
- int lines = ARRAY_SIZE(req_info) + 2;
- int i;
-
- if (view->lines > 0)
- return TRUE;
-
- for (i = 0; i < ARRAY_SIZE(req_info); i++)
- if (!req_info[i].request)
- lines++;
+ struct line *line;
- lines += run_requests + 1;
+ line = add_line_format(view, LINE_HELP_KEYMAP, "[%c] %s bindings",
+ help_keymap_hidden[keymap] ? '+' : '-',
+ enum_name(keymap_table[keymap]));
+ if (line)
+ line->other = keymap;
- view->line = calloc(lines, sizeof(*view->line));
- if (!view->line)
- return FALSE;
+ return help_keymap_hidden[keymap];
+}
- add_line_text(view, "Quick reference for tig keybindings:", LINE_DEFAULT);
+static void
+help_open_keymap(struct view *view, enum keymap keymap)
+{
+ const char *group = NULL;
+ char buf[SIZEOF_STR];
+ size_t bufpos;
+ bool add_title = TRUE;
+ int i;
for (i = 0; i < ARRAY_SIZE(req_info); i++) {
- const char *key;
+ const char *key = NULL;
if (req_info[i].request == REQ_NONE)
continue;
if (!req_info[i].request) {
- add_line_text(view, "", LINE_DEFAULT);
- add_line_text(view, req_info[i].help, LINE_DEFAULT);
+ group = req_info[i].help;
continue;
}
- key = get_key(req_info[i].request);
- if (!*key)
- key = "(no key defined)";
+ key = get_keys(keymap, req_info[i].request, TRUE);
+ if (!key || !*key)
+ continue;
- add_line_format(view, LINE_DEFAULT, " %-25s %s",
- key, req_info[i].help);
- }
+ if (add_title && help_open_keymap_title(view, keymap))
+ return;
+ add_title = FALSE;
+
+ if (group) {
+ add_line_text(view, group, LINE_HELP_GROUP);
+ group = NULL;
+ }
- if (run_requests) {
- add_line_text(view, "", LINE_DEFAULT);
- add_line_text(view, "External commands:", LINE_DEFAULT);
+ add_line_format(view, LINE_DEFAULT, " %-25s %-20s %s", key,
+ enum_name(req_info[i]), req_info[i].help);
}
+ group = "External commands:";
+
for (i = 0; i < run_requests; i++) {
struct run_request *req = get_run_request(REQ_NONE + i + 1);
const char *key;
- char cmd[SIZEOF_STR];
- size_t bufpos;
int argc;
- if (!req)
+ if (!req || req->keymap != keymap)
continue;
key = get_key_name(req->key);
if (!*key)
key = "(no key defined)";
+ if (add_title && help_open_keymap_title(view, keymap))
+ return;
+ if (group) {
+ add_line_text(view, group, LINE_HELP_GROUP);
+ group = NULL;
+ }
+
for (bufpos = 0, argc = 0; req->argv[argc]; argc++)
- if (!string_format_from(cmd, &bufpos, "%s%s",
+ if (!string_format_from(buf, &bufpos, "%s%s",
argc ? " " : "", req->argv[argc]))
- return REQ_NONE;
+ return;
- add_line_format(view, LINE_DEFAULT, " %-10s %-14s `%s`",
- keymap_table[req->keymap].name, key, cmd);
+ add_line_format(view, LINE_DEFAULT, " %-25s `%s`", key, buf);
}
+}
+
+static bool
+help_open(struct view *view)
+{
+ enum keymap keymap;
+
+ reset_view(view);
+ add_line_text(view, "Quick reference for tig keybindings:", LINE_DEFAULT);
+ add_line_text(view, "", LINE_DEFAULT);
+
+ for (keymap = 0; keymap < ARRAY_SIZE(keymap_table); keymap++)
+ help_open_keymap(view, keymap);
return TRUE;
}
+static enum request
+help_request(struct view *view, enum request request, struct line *line)
+{
+ switch (request) {
+ case REQ_ENTER:
+ if (line->type == LINE_HELP_KEYMAP) {
+ help_keymap_hidden[line->other] =
+ !help_keymap_hidden[line->other];
+ view->p_restore = TRUE;
+ open_view(view, REQ_VIEW_HELP, OPEN_REFRESH);
+ }
+
+ return REQ_NONE;
+ default:
+ return pager_request(view, request, line);
+ }
+}
+
static struct view_ops help_ops = {
"line",
NULL,
help_open,
NULL,
pager_draw,
- pager_request,
+ help_request,
pager_grep,
pager_select,
};
/* Parse output from git-ls-tree(1):
*
- * 100644 blob fb0e31ea6cc679b7379631188190e975f5789c26 Makefile
- * 100644 blob 5304ca4260aaddaee6498f9630e7d471b8591ea6 README
* 100644 blob f931e1d229c3e185caad4449bf5b66ed72462657 tig.c
- * 100644 blob ed09fe897f3c7c9af90bcf80cae92558ea88ae38 web.conf
*/
-#define SIZEOF_TREE_ATTR \
- STRING_SIZE("100644 blob ed09fe897f3c7c9af90bcf80cae92558ea88ae38\t")
+#define SIZEOF_TREE_ATTR \
+ STRING_SIZE("100644 blob f931e1d229c3e185caad4449bf5b66ed72462657\t")
+
+#define SIZEOF_TREE_MODE \
+ STRING_SIZE("100644 ")
+
+#define TREE_ID_OFFSET \
+ STRING_SIZE("100644 blob ")
+
+struct tree_entry {
+ char id[SIZEOF_REV];
+ mode_t mode;
+ struct time time; /* Date from the author ident. */
+ const char *author; /* Author of the commit. */
+ char name[1];
+};
+
+static const char *
+tree_path(const struct line *line)
+{
+ return ((struct tree_entry *) line->data)->name;
+}
+
+static int
+tree_compare_entry(const struct line *line1, const struct line *line2)
+{
+ if (line1->type != line2->type)
+ return line1->type == LINE_TREE_DIR ? -1 : 1;
+ return strcmp(tree_path(line1), tree_path(line2));
+}
+
+static const enum sort_field tree_sort_fields[] = {
+ ORDERBY_NAME, ORDERBY_DATE, ORDERBY_AUTHOR
+};
+static struct sort_state tree_sort_state = SORT_STATE(tree_sort_fields);
+
+static int
+tree_compare(const void *l1, const void *l2)
+{
+ const struct line *line1 = (const struct line *) l1;
+ const struct line *line2 = (const struct line *) l2;
+ const struct tree_entry *entry1 = ((const struct line *) l1)->data;
+ const struct tree_entry *entry2 = ((const struct line *) l2)->data;
+
+ if (line1->type == LINE_TREE_HEAD)
+ return -1;
+ if (line2->type == LINE_TREE_HEAD)
+ return 1;
+
+ switch (get_sort_field(tree_sort_state)) {
+ case ORDERBY_DATE:
+ return sort_order(tree_sort_state, timecmp(&entry1->time, &entry2->time));
+
+ case ORDERBY_AUTHOR:
+ return sort_order(tree_sort_state, strcmp(entry1->author, entry2->author));
+
+ case ORDERBY_NAME:
+ default:
+ return sort_order(tree_sort_state, tree_compare_entry(line1, line2));
+ }
+}
+
+
+static struct line *
+tree_entry(struct view *view, enum line_type type, const char *path,
+ const char *mode, const char *id)
+{
+ struct tree_entry *entry = calloc(1, sizeof(*entry) + strlen(path));
+ struct line *line = entry ? add_line_data(view, entry, type) : NULL;
+
+ if (!entry || !line) {
+ free(entry);
+ return NULL;
+ }
+
+ strncpy(entry->name, path, strlen(path));
+ if (mode)
+ entry->mode = strtoul(mode, NULL, 8);
+ if (id)
+ string_copy_rev(entry->id, id);
+
+ return line;
+}
+
+static bool
+tree_read_date(struct view *view, char *text, bool *read_date)
+{
+ static const char *author_name;
+ static struct time author_time;
+
+ if (!text && *read_date) {
+ *read_date = FALSE;
+ return TRUE;
+
+ } else if (!text) {
+ char *path = *opt_path ? opt_path : ".";
+ /* Find next entry to process */
+ const char *log_file[] = {
+ "git", "log", "--no-color", "--pretty=raw",
+ "--cc", "--raw", view->id, "--", path, NULL
+ };
+ struct io io = {};
+
+ if (!view->lines) {
+ tree_entry(view, LINE_TREE_HEAD, opt_path, NULL, NULL);
+ report("Tree is empty");
+ return TRUE;
+ }
+
+ if (!io_run_rd(&io, log_file, opt_cdup, FORMAT_NONE)) {
+ report("Failed to load tree data");
+ return TRUE;
+ }
-#define TREE_UP_FORMAT "040000 tree %s\t.."
+ io_done(view->pipe);
+ view->io = io;
+ *read_date = TRUE;
+ return FALSE;
-static int
-tree_compare_entry(enum line_type type1, const char *name1,
- enum line_type type2, const char *name2)
-{
- if (type1 != type2) {
- if (type1 == LINE_TREE_DIR)
- return -1;
- return 1;
- }
+ } else if (*text == 'a' && get_line_type(text) == LINE_AUTHOR) {
+ parse_author_line(text + STRING_SIZE("author "),
+ &author_name, &author_time);
- return strcmp(name1, name2);
-}
+ } else if (*text == ':') {
+ char *pos;
+ size_t annotated = 1;
+ size_t i;
-static const char *
-tree_path(struct line *line)
-{
- const char *path = line->data;
+ pos = strchr(text, '\t');
+ if (!pos)
+ return TRUE;
+ text = pos + 1;
+ if (*opt_path && !strncmp(text, opt_path, strlen(opt_path)))
+ text += strlen(opt_path);
+ pos = strchr(text, '/');
+ if (pos)
+ *pos = 0;
+
+ for (i = 1; i < view->lines; i++) {
+ struct line *line = &view->line[i];
+ struct tree_entry *entry = line->data;
+
+ annotated += !!entry->author;
+ if (entry->author || strcmp(entry->name, text))
+ continue;
- return path + SIZEOF_TREE_ATTR;
+ entry->author = author_name;
+ entry->time = author_time;
+ line->dirty = 1;
+ break;
+ }
+
+ if (annotated == view->lines)
+ io_kill(view->pipe);
+ }
+ return TRUE;
}
static bool
tree_read(struct view *view, char *text)
{
- size_t textlen = text ? strlen(text) : 0;
- unsigned long pos;
+ static bool read_date = FALSE;
+ struct tree_entry *data;
+ struct line *entry, *line;
enum line_type type;
+ size_t textlen = text ? strlen(text) : 0;
+ char *path = text + SIZEOF_TREE_ATTR;
+
+ if (read_date || !text)
+ return tree_read_date(view, text, &read_date);
- if (!text)
- return TRUE;
if (textlen <= SIZEOF_TREE_ATTR)
return FALSE;
-
- type = text[STRING_SIZE("100644 ")] == 't'
- ? LINE_TREE_DIR : LINE_TREE_FILE;
-
if (view->lines == 0 &&
- !add_line_format(view, LINE_DEFAULT, "Directory path /%s", opt_path))
+ !tree_entry(view, LINE_TREE_HEAD, opt_path, NULL, NULL))
return FALSE;
/* Strip the path part ... */
if (*opt_path) {
size_t pathlen = textlen - SIZEOF_TREE_ATTR;
size_t striplen = strlen(opt_path);
- char *path = text + SIZEOF_TREE_ATTR;
if (pathlen > striplen)
memmove(path, path + striplen,
/* Insert "link" to parent directory. */
if (view->lines == 1 &&
- !add_line_format(view, LINE_TREE_DIR, TREE_UP_FORMAT, view->ref))
+ !tree_entry(view, LINE_TREE_DIR, "..", "040000", view->ref))
return FALSE;
}
- /* Skip "Directory ..." and ".." line. */
- for (pos = 1 + !!*opt_path; pos < view->lines; pos++) {
- struct line *line = &view->line[pos];
- const char *path1 = tree_path(line);
- char *path2 = text + SIZEOF_TREE_ATTR;
- int cmp = tree_compare_entry(line->type, path1, type, path2);
+ type = text[SIZEOF_TREE_MODE] == 't' ? LINE_TREE_DIR : LINE_TREE_FILE;
+ entry = tree_entry(view, type, path, text, text + TREE_ID_OFFSET);
+ if (!entry)
+ return FALSE;
+ data = entry->data;
- if (cmp <= 0)
+ /* Skip "Directory ..." and ".." line. */
+ for (line = &view->line[1 + !!*opt_path]; line < entry; line++) {
+ if (tree_compare_entry(line, entry) <= 0)
continue;
- text = strdup(text);
- if (!text)
- return FALSE;
-
- if (view->lines > pos)
- memmove(&view->line[pos + 1], &view->line[pos],
- (view->lines - pos) * sizeof(*line));
+ memmove(line + 1, line, (entry - line) * sizeof(*entry));
- line = &view->line[pos];
- line->data = text;
+ line->data = data;
line->type = type;
- view->lines++;
+ for (; line <= entry; line++)
+ line->dirty = line->cleareol = 1;
return TRUE;
}
- if (!add_line_text(view, text, type))
- return FALSE;
-
if (tree_lineno > view->lineno) {
view->lineno = tree_lineno;
tree_lineno = 0;
return TRUE;
}
+static bool
+tree_draw(struct view *view, struct line *line, unsigned int lineno)
+{
+ struct tree_entry *entry = line->data;
+
+ if (line->type == LINE_TREE_HEAD) {
+ if (draw_text(view, line->type, "Directory path /", TRUE))
+ return TRUE;
+ } else {
+ if (draw_mode(view, entry->mode))
+ return TRUE;
+
+ if (opt_author && draw_author(view, entry->author))
+ return TRUE;
+
+ if (opt_date && draw_date(view, &entry->time))
+ return TRUE;
+ }
+ if (draw_text(view, line->type, entry->name, TRUE))
+ return TRUE;
+ return TRUE;
+}
+
+static void
+open_blob_editor()
+{
+ char file[SIZEOF_STR] = "/tmp/tigblob.XXXXXX";
+ int fd = mkstemp(file);
+
+ if (fd == -1)
+ report("Failed to create temporary file");
+ else if (!io_run_append(blob_ops.argv, FORMAT_ALL, fd))
+ report("Failed to save blob data to file");
+ else
+ open_editor(file);
+ if (fd != -1)
+ unlink(file);
+}
+
static enum request
tree_request(struct view *view, enum request request, struct line *line)
{
if (line->type != LINE_TREE_FILE) {
report("Edit only supported for files");
} else if (!is_head_commit(view->vid)) {
- report("Edit only supported for files in the current work tree");
+ open_blob_editor();
} else {
- open_editor(TRUE, opt_file);
+ open_editor(opt_file);
}
return REQ_NONE;
- case REQ_TREE_PARENT:
+ case REQ_TOGGLE_SORT_FIELD:
+ case REQ_TOGGLE_SORT_ORDER:
+ sort_view(view, request, &tree_sort_state, tree_compare);
+ return REQ_NONE;
+
+ case REQ_PARENT:
if (!*opt_path) {
/* quit view if at top of tree */
return REQ_VIEW_CLOSE;
switch (line->type) {
case LINE_TREE_DIR:
- /* Depending on whether it is a subdir or parent (updir?) link
+ /* Depending on whether it is a subdirectory or parent link
* mangle the path buffer. */
if (line == &view->line[1] && *opt_path) {
pop_tree_stack_entry();
break;
default:
- return TRUE;
+ return REQ_NONE;
}
open_view(view, request, flags);
- if (request == REQ_VIEW_TREE) {
+ if (request == REQ_VIEW_TREE)
view->lineno = tree_lineno;
- }
return REQ_NONE;
}
+static bool
+tree_grep(struct view *view, struct line *line)
+{
+ struct tree_entry *entry = line->data;
+ const char *text[] = {
+ entry->name,
+ opt_author ? entry->author : "",
+ mkdate(&entry->time, opt_date),
+ NULL
+ };
+
+ return grep_text(view, text);
+}
+
static void
tree_select(struct view *view, struct line *line)
{
- char *text = (char *)line->data + STRING_SIZE("100644 blob ");
+ struct tree_entry *entry = line->data;
if (line->type == LINE_TREE_FILE) {
- string_copy_rev(ref_blob, text);
+ string_copy_rev(ref_blob, entry->id);
string_format(opt_file, "%s%s", opt_path, tree_path(line));
} else if (line->type != LINE_TREE_DIR) {
return;
}
- string_copy_rev(view->ref, text);
+ string_copy_rev(view->ref, entry->id);
+}
+
+static bool
+tree_prepare(struct view *view)
+{
+ if (view->lines == 0 && opt_prefix[0]) {
+ char *pos = opt_prefix;
+
+ while (pos && *pos) {
+ char *end = strchr(pos, '/');
+
+ if (end)
+ *end = 0;
+ push_tree_stack_entry(pos, 0);
+ pos = end;
+ if (end) {
+ *end = '/';
+ pos++;
+ }
+ }
+
+ } else if (strcmp(view->vid, view->id)) {
+ opt_path[0] = 0;
+ }
+
+ return io_format(&view->io, opt_cdup, IO_RD, view->ops->argv, FORMAT_ALL);
}
static const char *tree_argv[SIZEOF_ARG] = {
tree_argv,
NULL,
tree_read,
- pager_draw,
+ tree_draw,
tree_request,
- pager_grep,
+ tree_grep,
tree_select,
+ tree_prepare,
};
static bool
return add_line_text(view, line, LINE_DEFAULT) != NULL;
}
+static enum request
+blob_request(struct view *view, enum request request, struct line *line)
+{
+ switch (request) {
+ case REQ_EDIT:
+ open_blob_editor();
+ return REQ_NONE;
+ default:
+ return pager_request(view, request, line);
+ }
+}
+
static const char *blob_argv[SIZEOF_ARG] = {
"git", "cat-file", "blob", "%(blob)", NULL
};
NULL,
blob_read,
pager_draw,
- pager_request,
+ blob_request,
pager_grep,
pager_select,
};
struct blame_commit {
char id[SIZEOF_REV]; /* SHA1 ID. */
char title[128]; /* First line of the commit message. */
- char author[75]; /* Author of the commit. */
- struct tm time; /* Date from the author ident. */
+ const char *author; /* Author of the commit. */
+ struct time time; /* Date from the author ident. */
char filename[128]; /* Name of file. */
+ bool has_previous; /* Was a "previous" line detected. */
};
struct blame {
struct blame_commit *commit;
+ unsigned long lineno;
char text[1];
};
static bool
blame_open(struct view *view)
{
- if (*opt_ref || !io_open(&view->io, opt_file)) {
- if (!run_io_rd(&view->io, blame_cat_file_argv, FORMAT_ALL))
+ char path[SIZEOF_STR];
+
+ if (!view->parent && *opt_prefix) {
+ string_copy(path, opt_file);
+ if (!string_format(opt_file, "%s%s", opt_prefix, path))
+ return FALSE;
+ }
+
+ if (*opt_ref || !io_open(&view->io, "%s%s", opt_cdup, opt_file)) {
+ if (!io_run_rd(&view->io, blame_cat_file_argv, opt_cdup, FORMAT_ALL))
return FALSE;
}
{
struct blame_commit *commit;
struct blame *blame;
- const char *pos = text + SIZEOF_REV - 1;
+ const char *pos = text + SIZEOF_REV - 2;
+ size_t orig_lineno = 0;
size_t lineno;
size_t group;
- if (strlen(text) <= SIZEOF_REV || *pos != ' ')
+ if (strlen(text) <= SIZEOF_REV || pos[1] != ' ')
return NULL;
- if (!parse_number(&pos, &lineno, 1, view->lines) ||
+ if (!parse_number(&pos, &orig_lineno, 1, 9999999) ||
+ !parse_number(&pos, &lineno, 1, view->lines) ||
!parse_number(&pos, &group, 1, view->lines - lineno + 1))
return NULL;
blame = line->data;
blame->commit = commit;
+ blame->lineno = orig_lineno + group - 1;
line->dirty = 1;
}
if (view->lines == 0 && !view->parent)
die("No blame exist for %s", view->vid);
- if (view->lines == 0 || !run_io_rd(&io, argv, FORMAT_ALL)) {
+ if (view->lines == 0 || !io_run_rd(&io, argv, opt_cdup, FORMAT_ALL)) {
report("Failed to load blame data");
return TRUE;
}
- done_io(view->pipe);
+ io_done(view->pipe);
view->io = io;
*read_file = FALSE;
return FALSE;
size_t linelen = strlen(line);
struct blame *blame = malloc(sizeof(*blame) + linelen);
+ if (!blame)
+ return FALSE;
+
blame->commit = NULL;
strncpy(blame->text, line, linelen);
blame->text[linelen] = 0;
{
static struct blame_commit *commit = NULL;
static int blamed = 0;
- static time_t author_time;
static bool read_file = TRUE;
if (read_file)
if (!commit) {
commit = parse_blame_commit(view, line, &blamed);
string_format(view->ref, "%s %2d%%", view->vid,
- blamed * 100 / view->lines);
+ view->lines ? blamed * 100 / view->lines : 0);
} else if (match_blame_header("author ", &line)) {
- string_ncopy(commit->author, line, strlen(line));
+ commit->author = get_author(line);
} else if (match_blame_header("author-time ", &line)) {
- author_time = (time_t) atol(line);
+ parse_timesec(&commit->time, line);
} else if (match_blame_header("author-tz ", &line)) {
- long tz;
-
- tz = ('0' - line[1]) * 60 * 60 * 10;
- tz += ('0' - line[2]) * 60 * 60;
- tz += ('0' - line[3]) * 60;
- tz += ('0' - line[4]) * 60;
-
- if (line[0] == '-')
- tz = -tz;
-
- author_time -= tz;
- gmtime_r(&author_time, &commit->time);
+ parse_timezone(&commit->time, line);
} else if (match_blame_header("summary ", &line)) {
string_ncopy(commit->title, line, strlen(line));
+ } else if (match_blame_header("previous ", &line)) {
+ commit->has_previous = TRUE;
+
} else if (match_blame_header("filename ", &line)) {
string_ncopy(commit->filename, line, strlen(line));
commit = NULL;
blame_draw(struct view *view, struct line *line, unsigned int lineno)
{
struct blame *blame = line->data;
- struct tm *time = NULL;
+ struct time *time = NULL;
const char *id = NULL, *author = NULL;
+ char text[SIZEOF_STR];
if (blame->commit && *blame->commit->filename) {
id = blame->commit->id;
if (opt_date && draw_date(view, time))
return TRUE;
- if (opt_author &&
- draw_field(view, LINE_MAIN_AUTHOR, author, opt_author_cols, TRUE))
+ if (opt_author && draw_author(view, author))
return TRUE;
if (draw_field(view, LINE_BLAME_ID, id, ID_COLS, FALSE))
if (draw_lineno(view, lineno))
return TRUE;
- draw_text(view, LINE_DEFAULT, blame->text, TRUE);
+ string_expand(text, sizeof(text), blame->text, opt_tab_size);
+ draw_text(view, LINE_DEFAULT, text, TRUE);
return TRUE;
}
+static bool
+check_blame_commit(struct blame *blame, bool check_null_id)
+{
+ if (!blame->commit)
+ report("Commit data not loaded yet");
+ else if (check_null_id && !strcmp(blame->commit->id, NULL_ID))
+ report("No commit exist for the selected line");
+ else
+ return TRUE;
+ return FALSE;
+}
+
+static void
+setup_blame_parent_line(struct view *view, struct blame *blame)
+{
+ const char *diff_tree_argv[] = {
+ "git", "diff-tree", "-U0", blame->commit->id,
+ "--", blame->commit->filename, NULL
+ };
+ struct io io = {};
+ int parent_lineno = -1;
+ int blamed_lineno = -1;
+ char *line;
+
+ if (!io_run(&io, diff_tree_argv, NULL, IO_RD))
+ return;
+
+ while ((line = io_get(&io, '\n', TRUE))) {
+ if (*line == '@') {
+ char *pos = strchr(line, '+');
+
+ parent_lineno = atoi(line + 4);
+ if (pos)
+ blamed_lineno = atoi(pos + 1);
+
+ } else if (*line == '+' && parent_lineno != -1) {
+ if (blame->lineno == blamed_lineno - 1 &&
+ !strcmp(blame->text, line + 1)) {
+ view->lineno = parent_lineno ? parent_lineno - 1 : 0;
+ break;
+ }
+ blamed_lineno++;
+ }
+ }
+
+ io_done(&io);
+}
+
static enum request
blame_request(struct view *view, enum request request, struct line *line)
{
switch (request) {
case REQ_VIEW_BLAME:
- if (!blame->commit || !strcmp(blame->commit->id, NULL_ID)) {
- report("Commit ID unknown");
- break;
+ if (check_blame_commit(blame, TRUE)) {
+ string_copy(opt_ref, blame->commit->id);
+ string_copy(opt_file, blame->commit->filename);
+ if (blame->lineno)
+ view->lineno = blame->lineno;
+ open_view(view, REQ_VIEW_BLAME, OPEN_REFRESH);
}
- string_copy(opt_ref, blame->commit->id);
- open_view(view, REQ_VIEW_BLAME, OPEN_REFRESH);
- return request;
+ break;
+
+ case REQ_PARENT:
+ if (check_blame_commit(blame, TRUE) &&
+ select_commit_parent(blame->commit->id, opt_ref,
+ blame->commit->filename)) {
+ string_copy(opt_file, blame->commit->filename);
+ setup_blame_parent_line(view, blame);
+ open_view(view, REQ_VIEW_BLAME, OPEN_REFRESH);
+ }
+ break;
case REQ_ENTER:
- if (!blame->commit) {
- report("No commit loaded yet");
+ if (!check_blame_commit(blame, FALSE))
break;
- }
if (view_is_displayed(VIEW(REQ_VIEW_DIFF)) &&
!strcmp(blame->commit->id, VIEW(REQ_VIEW_DIFF)->ref))
if (!strcmp(blame->commit->id, NULL_ID)) {
struct view *diff = VIEW(REQ_VIEW_DIFF);
const char *diff_index_argv[] = {
- "git", "diff-index", "--root", "--cached",
- "--patch-with-stat", "-C", "-M",
- "HEAD", "--", view->vid, NULL
+ "git", "diff-index", "--root", "--patch-with-stat",
+ "-C", "-M", "HEAD", "--", view->vid, NULL
};
- if (!prepare_update(diff, diff_index_argv, NULL, FORMAT_DASH)) {
+ if (!blame->commit->has_previous) {
+ diff_index_argv[1] = "diff";
+ diff_index_argv[2] = "--no-color";
+ diff_index_argv[6] = "--";
+ diff_index_argv[7] = "/dev/null";
+ }
+
+ if (!prepare_update(diff, diff_index_argv, NULL)) {
report("Failed to allocate diff command");
break;
}
}
open_view(view, REQ_VIEW_DIFF, flags);
+ if (VIEW(REQ_VIEW_DIFF)->pipe && !strcmp(blame->commit->id, NULL_ID))
+ string_copy_rev(VIEW(REQ_VIEW_DIFF)->ref, NULL_ID);
break;
default:
{
struct blame *blame = line->data;
struct blame_commit *commit = blame->commit;
- regmatch_t pmatch;
+ const char *text[] = {
+ blame->text,
+ commit ? commit->title : "",
+ commit ? commit->id : "",
+ commit && opt_author ? commit->author : "",
+ commit ? mkdate(&commit->time, opt_date) : "",
+ NULL
+ };
-#define MATCH(text, on) \
- (on && *text && regexec(view->regex, text, 1, &pmatch, 0) != REG_NOMATCH)
+ return grep_text(view, text);
+}
- if (commit) {
- char buf[DATE_COLS + 1];
+static void
+blame_select(struct view *view, struct line *line)
+{
+ struct blame *blame = line->data;
+ struct blame_commit *commit = blame->commit;
- if (MATCH(commit->title, 1) ||
- MATCH(commit->author, opt_author) ||
- MATCH(commit->id, opt_date))
- return TRUE;
+ if (!commit)
+ return;
- if (strftime(buf, sizeof(buf), DATE_FORMAT, &commit->time) &&
- MATCH(buf, 1))
- return TRUE;
+ if (!strcmp(commit->id, NULL_ID))
+ string_ncopy(ref_commit, "HEAD", 4);
+ else
+ string_copy_rev(ref_commit, commit->id);
+}
+
+static struct view_ops blame_ops = {
+ "line",
+ NULL,
+ blame_open,
+ blame_read,
+ blame_draw,
+ blame_request,
+ blame_grep,
+ blame_select,
+};
+
+/*
+ * Branch backend
+ */
+
+struct branch {
+ const char *author; /* Author of the last commit. */
+ struct time time; /* Date of the last activity. */
+ const struct ref *ref; /* Name and commit ID information. */
+};
+
+static const struct ref branch_all;
+
+static const enum sort_field branch_sort_fields[] = {
+ ORDERBY_NAME, ORDERBY_DATE, ORDERBY_AUTHOR
+};
+static struct sort_state branch_sort_state = SORT_STATE(branch_sort_fields);
+
+static int
+branch_compare(const void *l1, const void *l2)
+{
+ const struct branch *branch1 = ((const struct line *) l1)->data;
+ const struct branch *branch2 = ((const struct line *) l2)->data;
+
+ switch (get_sort_field(branch_sort_state)) {
+ case ORDERBY_DATE:
+ return sort_order(branch_sort_state, timecmp(&branch1->time, &branch2->time));
+
+ case ORDERBY_AUTHOR:
+ return sort_order(branch_sort_state, strcmp(branch1->author, branch2->author));
+
+ case ORDERBY_NAME:
+ default:
+ return sort_order(branch_sort_state, strcmp(branch1->ref->name, branch2->ref->name));
+ }
+}
+
+static bool
+branch_draw(struct view *view, struct line *line, unsigned int lineno)
+{
+ struct branch *branch = line->data;
+ enum line_type type = branch->ref->head ? LINE_MAIN_HEAD : LINE_DEFAULT;
+
+ if (opt_date && draw_date(view, &branch->time))
+ return TRUE;
+
+ if (opt_author && draw_author(view, branch->author))
+ return TRUE;
+
+ draw_text(view, type, branch->ref == &branch_all ? "All branches" : branch->ref->name, TRUE);
+ return TRUE;
+}
+
+static enum request
+branch_request(struct view *view, enum request request, struct line *line)
+{
+ struct branch *branch = line->data;
+
+ switch (request) {
+ case REQ_REFRESH:
+ load_refs();
+ open_view(view, REQ_VIEW_BRANCH, OPEN_REFRESH);
+ return REQ_NONE;
+
+ case REQ_TOGGLE_SORT_FIELD:
+ case REQ_TOGGLE_SORT_ORDER:
+ sort_view(view, request, &branch_sort_state, branch_compare);
+ return REQ_NONE;
+
+ case REQ_ENTER:
+ if (branch->ref == &branch_all) {
+ const char *all_branches_argv[] = {
+ "git", "log", "--no-color", "--pretty=raw", "--parents",
+ "--topo-order", "--all", NULL
+ };
+ struct view *main_view = VIEW(REQ_VIEW_MAIN);
+
+ if (!prepare_update(main_view, all_branches_argv, NULL)) {
+ report("Failed to load view of all branches");
+ return REQ_NONE;
+ }
+ open_view(view, REQ_VIEW_MAIN, OPEN_PREPARED | OPEN_SPLIT);
+ } else {
+ open_view(view, REQ_VIEW_MAIN, OPEN_SPLIT);
+ }
+ return REQ_NONE;
+
+ default:
+ return request;
+ }
+}
+
+static bool
+branch_read(struct view *view, char *line)
+{
+ static char id[SIZEOF_REV];
+ struct branch *reference;
+ size_t i;
+
+ if (!line)
+ return TRUE;
+
+ switch (get_line_type(line)) {
+ case LINE_COMMIT:
+ string_copy_rev(id, line + STRING_SIZE("commit "));
+ return TRUE;
+
+ case LINE_AUTHOR:
+ for (i = 0, reference = NULL; i < view->lines; i++) {
+ struct branch *branch = view->line[i].data;
+
+ if (strcmp(branch->ref->id, id))
+ continue;
+
+ view->line[i].dirty = TRUE;
+ if (reference) {
+ branch->author = reference->author;
+ branch->time = reference->time;
+ continue;
+ }
+
+ parse_author_line(line + STRING_SIZE("author "),
+ &branch->author, &branch->time);
+ reference = branch;
+ }
+ return TRUE;
+
+ default:
+ return TRUE;
+ }
+
+}
+
+static bool
+branch_open_visitor(void *data, const struct ref *ref)
+{
+ struct view *view = data;
+ struct branch *branch;
+
+ if (ref->tag || ref->ltag || ref->remote)
+ return TRUE;
+
+ branch = calloc(1, sizeof(*branch));
+ if (!branch)
+ return FALSE;
+
+ branch->ref = ref;
+ return !!add_line_data(view, branch, LINE_DEFAULT);
+}
+
+static bool
+branch_open(struct view *view)
+{
+ const char *branch_log[] = {
+ "git", "log", "--no-color", "--pretty=raw",
+ "--simplify-by-decoration", "--all", NULL
+ };
+
+ if (!io_run_rd(&view->io, branch_log, NULL, FORMAT_NONE)) {
+ report("Failed to load branch data");
+ return TRUE;
}
- return MATCH(blame->text, 1);
+ setup_update(view, view->id);
+ branch_open_visitor(view, &branch_all);
+ foreach_ref(branch_open_visitor, view);
+ view->p_restore = TRUE;
+
+ return TRUE;
+}
+
+static bool
+branch_grep(struct view *view, struct line *line)
+{
+ struct branch *branch = line->data;
+ const char *text[] = {
+ branch->ref->name,
+ branch->author,
+ NULL
+ };
-#undef MATCH
+ return grep_text(view, text);
}
static void
-blame_select(struct view *view, struct line *line)
+branch_select(struct view *view, struct line *line)
{
- struct blame *blame = line->data;
- struct blame_commit *commit = blame->commit;
+ struct branch *branch = line->data;
- if (!commit)
- return;
-
- if (!strcmp(commit->id, NULL_ID))
- string_ncopy(ref_commit, "HEAD", 4);
- else
- string_copy_rev(ref_commit, commit->id);
+ string_copy_rev(view->ref, branch->ref->id);
+ string_copy_rev(ref_commit, branch->ref->id);
+ string_copy_rev(ref_head, branch->ref->id);
+ string_copy_rev(ref_branch, branch->ref->name);
}
-static struct view_ops blame_ops = {
- "line",
+static struct view_ops branch_ops = {
+ "branch",
NULL,
- blame_open,
- blame_read,
- blame_draw,
- blame_request,
- blame_grep,
- blame_select,
+ branch_open,
+ branch_read,
+ branch_draw,
+ branch_request,
+ branch_grep,
+ branch_select,
};
/*
static size_t stage_chunks;
static int *stage_chunk;
+DEFINE_ALLOCATOR(realloc_ints, int, 32)
+
/* This should work even for the "On branch" line. */
static inline bool
status_has_none(struct view *view, struct line *line)
static bool
status_run(struct view *view, const char *argv[], char status, enum line_type type)
{
- struct status *file = NULL;
struct status *unmerged = NULL;
char *buf;
struct io io = {};
- if (!run_io(&io, argv, NULL, IO_RD))
+ if (!io_run(&io, argv, opt_cdup, IO_RD))
return FALSE;
add_line_data(view, NULL, type);
while ((buf = io_get(&io, 0, TRUE))) {
+ struct status *file = unmerged;
+
if (!file) {
file = calloc(1, sizeof(*file));
if (!file || !add_line_data(view, file, type))
@@ -4267,7 +5547,7 @@ status_run(struct view *view, const char *argv[], char status, enum line_type ty
if (status == 'A')
string_copy(file->old.rev, NULL_ID);
- } else if (!file->status) {
+ } else if (!file->status || file == unmerged) {
if (!status_get_diff(file, buf, strlen(buf)))
goto error_out;
@@ -4275,20 +5555,13 @@ status_run(struct view *view, const char *argv[], char status, enum line_type ty
if (!buf)
break;
- /* Collapse all 'M'odified entries that follow a
- * associated 'U'nmerged entry. */
- if (file->status == 'U') {
- unmerged = file;
-
- } else if (unmerged) {
- int collapse = !strcmp(buf, unmerged->new.name);
-
+ /* Collapse all modified entries that follow an
+ * associated unmerged entry. */
+ if (unmerged == file) {
+ unmerged->status = 'U';
unmerged = NULL;
- if (collapse) {
- free(file);
- view->lines--;
- continue;
- }
+ } else if (file->status == 'U') {
+ unmerged = file;
}
}
@@ -4313,14 +5586,14 @@ status_run(struct view *view, const char *argv[], char status, enum line_type ty
if (io_error(&io)) {
error_out:
- done_io(&io);
+ io_done(&io);
return FALSE;
}
if (!view->line[view->lines - 1].data)
add_line_data(view, NULL, LINE_STAT_NONE);
- done_io(&io);
+ io_done(&io);
return TRUE;
}
};
static const char *status_list_other_argv[] = {
- "git", "ls-files", "-z", "--others", "--exclude-standard", NULL
+ "git", "ls-files", "-z", "--others", "--exclude-standard", opt_prefix, NULL
};
static const char *status_list_no_head_argv[] = {
"git", "update-index", "-q", "--unmerged", "--refresh", NULL
};
+/* Restore the previous line number to stay in the context or select a
+ * line with something that can be updated. */
+static void
+status_restore(struct view *view)
+{
+ if (view->p_lineno >= view->lines)
+ view->p_lineno = view->lines - 1;
+ while (view->p_lineno < view->lines && !view->line[view->p_lineno].data)
+ view->p_lineno++;
+ while (view->p_lineno > 0 && !view->line[view->p_lineno].data)
+ view->p_lineno--;
+
+ /* If the above fails, always skip the "On branch" line. */
+ if (view->p_lineno < view->lines)
+ view->lineno = view->p_lineno;
+ else
+ view->lineno = 1;
+
+ if (view->lineno < view->offset)
+ view->offset = view->lineno;
+ else if (view->offset + view->height <= view->lineno)
+ view->offset = view->lineno - view->height + 1;
+
+ view->p_restore = FALSE;
+}
+
+static void
+status_update_onbranch(void)
+{
+ static const char *paths[][2] = {
+ { "rebase-apply/rebasing", "Rebasing" },
+ { "rebase-apply/applying", "Applying mailbox" },
+ { "rebase-apply/", "Rebasing mailbox" },
+ { "rebase-merge/interactive", "Interactive rebase" },
+ { "rebase-merge/", "Rebase merge" },
+ { "MERGE_HEAD", "Merging" },
+ { "BISECT_LOG", "Bisecting" },
+ { "HEAD", "On branch" },
+ };
+ char buf[SIZEOF_STR];
+ struct stat stat;
+ int i;
+
+ if (is_initial_commit()) {
+ string_copy(status_onbranch, "Initial commit");
+ return;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(paths); i++) {
+ char *head = opt_head;
+
+ if (!string_format(buf, "%s/%s", opt_git_dir, paths[i][0]) ||
+ lstat(buf, &stat) < 0)
+ continue;
+
+ if (!*opt_head) {
+ struct io io = {};
+
+ if (io_open(&io, "%s/rebase-merge/head-name", opt_git_dir) &&
+ io_read_buf(&io, buf, sizeof(buf))) {
+ head = buf;
+ if (!prefixcmp(head, "refs/heads/"))
+ head += STRING_SIZE("refs/heads/");
+ }
+ }
+
+ if (!string_format(status_onbranch, "%s %s", paths[i][1], head))
+ string_copy(status_onbranch, opt_head);
+ return;
+ }
+
+ string_copy(status_onbranch, "Not currently on any branch");
+}
+
/* First parse staged info using git-diff-index(1), then parse unstaged
* info using git-diff-files(1), and finally untracked files using
* git-ls-files(1). */
static bool
status_open(struct view *view)
{
- unsigned long prev_lineno = view->lineno;
-
reset_view(view);
add_line_data(view, NULL, LINE_STAT_HEAD);
- if (is_initial_commit())
- string_copy(status_onbranch, "Initial commit");
- else if (!*opt_head)
- string_copy(status_onbranch, "Not currently on any branch");
- else if (!string_format(status_onbranch, "On branch %s", opt_head))
- return FALSE;
+ status_update_onbranch();
- run_io_bg(update_index_argv);
+ io_run_bg(update_index_argv);
if (is_initial_commit()) {
if (!status_run(view, status_list_no_head_argv, 'A', LINE_STAT_STAGED))
!status_run(view, status_list_other_argv, '?', LINE_STAT_UNTRACKED))
return FALSE;
- /* If all went well restore the previous line number to stay in
- * the context or select a line with something that can be
- * updated. */
- if (prev_lineno >= view->lines)
- prev_lineno = view->lines - 1;
- while (prev_lineno < view->lines && !view->line[prev_lineno].data)
- prev_lineno++;
- while (prev_lineno > 0 && !view->line[prev_lineno].data)
- prev_lineno--;
-
- /* If the above fails, always skip the "On branch" line. */
- if (prev_lineno < view->lines)
- view->lineno = prev_lineno;
- else
- view->lineno = 1;
-
- if (view->lineno < view->offset)
- view->offset = view->lineno;
- else if (view->offset + view->height <= view->lineno)
- view->offset = view->lineno - view->height + 1;
-
+ /* Restore the exact position or use the specialized restore
+ * mode? */
+ if (!view->p_restore)
+ status_restore(view);
return TRUE;
}
case LINE_STAT_NONE:
type = LINE_DEFAULT;
- text = " (no files)";
+ text = " (no files)";
break;
case LINE_STAT_HEAD:
return TRUE;
}
+static enum request
+status_load_error(struct view *view, struct view *stage, const char *path)
+{
+ if (displayed_views() == 2 || display[current_view] != view)
+ maximize_view(view);
+ report("Failed to load '%s': %s", path, io_strerror(&stage->io));
+ return REQ_NONE;
+}
+
static enum request
status_enter(struct view *view, struct line *line)
{
"--", "/dev/null", newpath, NULL
};
- if (!prepare_update(stage, no_head_diff_argv, opt_cdup, FORMAT_DASH))
- return REQ_QUIT;
+ if (!prepare_update(stage, no_head_diff_argv, opt_cdup))
+ return status_load_error(view, stage, newpath);
} else {
const char *index_show_argv[] = {
"git", "diff-index", "--root", "--patch-with-stat",
oldpath, newpath, NULL
};
- if (!prepare_update(stage, index_show_argv, opt_cdup, FORMAT_DASH))
- return REQ_QUIT;
+ if (!prepare_update(stage, index_show_argv, opt_cdup))
+ return status_load_error(view, stage, newpath);
}
if (status)
"-C", "-M", "--", oldpath, newpath, NULL
};
- if (!prepare_update(stage, files_show_argv, opt_cdup, FORMAT_DASH))
- return REQ_QUIT;
+ if (!prepare_update(stage, files_show_argv, opt_cdup))
+ return status_load_error(view, stage, newpath);
if (status)
info = "Unstaged changes to %s";
else
}
if (!prepare_update_file(stage, newpath))
- return REQ_QUIT;
+ return status_load_error(view, stage, newpath);
info = "Untracked file %s";
break;
}
split = view_is_displayed(view) ? OPEN_SPLIT : 0;
- open_view(view, REQ_VIEW_STAGE, OPEN_REFRESH | split);
+ open_view(view, REQ_VIEW_STAGE, OPEN_PREPARED | split);
if (view_is_displayed(VIEW(REQ_VIEW_STAGE))) {
if (status) {
stage_status = *status;
status_exists(struct status *status, enum line_type type)
{
struct view *view = VIEW(REQ_VIEW_STATUS);
- struct line *line;
+ unsigned long lineno;
- for (line = view->line; line < view->line + view->lines; line++) {
+ for (lineno = 0; lineno < view->lines; lineno++) {
+ struct line *line = &view->line[lineno];
struct status *pos = line->data;
- if (line->type == type && pos &&
- !strcmp(status->new.name, pos->new.name))
+ if (line->type != type)
+ continue;
+ if (!pos && (!status || !status->status) && line[1].data) {
+ select_view_line(view, lineno);
+ return TRUE;
+ }
+ if (pos && !strcmp(status->new.name, pos->new.name)) {
+ select_view_line(view, lineno);
return TRUE;
+ }
}
return FALSE;
switch (type) {
case LINE_STAT_STAGED:
- return run_io(io, staged_argv, opt_cdup, IO_WR);
+ return io_run(io, staged_argv, opt_cdup, IO_WR);
case LINE_STAT_UNSTAGED:
- return run_io(io, others_argv, opt_cdup, IO_WR);
-
case LINE_STAT_UNTRACKED:
- return run_io(io, others_argv, NULL, IO_WR);
+ return io_run(io, others_argv, opt_cdup, IO_WR);
default:
die("line type %d not handled in switch", type);
return FALSE;
result = status_update_write(&io, status, type);
- done_io(&io);
- return result;
+ return io_done(&io) && result;
}
static bool
status_update_files(struct view *view, struct line *line)
{
+ char buf[sizeof(view->ref)];
struct io io = {};
bool result = TRUE;
struct line *pos = view->line + view->lines;
int files = 0;
int file, done;
+ int cursor_y = -1, cursor_x = -1;
if (!status_update_prepare(&io, line->type))
return FALSE;
for (pos = line; pos < view->line + view->lines && pos->data; pos++)
files++;
- for (file = 0, done = 0; result && file < files; line++, file++) {
+ string_copy(buf, view->ref);
+ getsyx(cursor_y, cursor_x);
+ for (file = 0, done = 5; result && file < files; line++, file++) {
int almost_done = file * 100 / files;
if (almost_done > done) {
string_format(view->ref, "updating file %u of %u (%d%% done)",
file, files, done);
update_view_title(view);
+ setsyx(cursor_y, cursor_x);
+ doupdate();
}
result = status_update_write(&io, line->data, line->type);
}
+ string_copy(view->ref, buf);
- done_io(&io);
- return result;
+ return io_done(&io) && result;
}
static bool
} else {
report("Cannot revert changes to multiple files");
}
- return FALSE;
- } else {
+ } else if (prompt_yesno("Are you sure you want to revert changes?")) {
+ char mode[10] = "100644";
+ const char *reset_argv[] = {
+ "git", "update-index", "--cacheinfo", mode,
+ status->old.rev, status->old.name, NULL
+ };
const char *checkout_argv[] = {
"git", "checkout", "--", status->old.name, NULL
};
- if (!prompt_yesno("Are you sure you want to overwrite any changes?"))
- return FALSE;
- return run_io_fg(checkout_argv, opt_cdup);
+ if (status->status == 'U') {
+ string_format(mode, "%5o", status->old.mode);
+
+ if (status->old.mode == 0 && status->new.mode == 0) {
+ reset_argv[2] = "--force-remove";
+ reset_argv[3] = status->old.name;
+ reset_argv[4] = NULL;
+ }
+
+ if (!io_run_fg(reset_argv, opt_cdup))
+ return FALSE;
+ if (status->old.mode == 0 && status->new.mode == 0)
+ return TRUE;
+ }
+
+ return io_run_fg(checkout_argv, opt_cdup);
}
+
+ return FALSE;
}
static enum request
return REQ_NONE;
}
- open_editor(status->status != '?', status->new.name);
+ open_editor(status->new.name);
break;
case REQ_VIEW_BLAME:
- if (status) {
- string_copy(opt_file, status->new.name);
+ if (status)
opt_ref[0] = 0;
- }
return request;
case REQ_ENTER:
/* After returning the status view has been split to
* show the stage view. No further reloading is
* necessary. */
- status_enter(view, line);
- return REQ_NONE;
+ return status_enter(view, line);
case REQ_REFRESH:
/* Simply reload the view. */
if (status && status->status == 'U') {
text = "Press %s to resolve conflict in %s";
- key = get_key(REQ_STATUS_MERGE);
+ key = get_key(KEYMAP_STATUS, REQ_STATUS_MERGE);
} else {
- key = get_key(REQ_STATUS_UPDATE);
+ key = get_key(KEYMAP_STATUS, REQ_STATUS_UPDATE);
}
string_format(view->ref, text, key, file);
+ if (status)
+ string_copy(opt_file, status->new.name);
}
static bool
status_grep(struct view *view, struct line *line)
{
struct status *status = line->data;
- enum { S_STATUS, S_NAME, S_END } state;
- char buf[2] = "?";
- regmatch_t pmatch;
-
- if (!status)
- return FALSE;
-
- for (state = S_STATUS; state < S_END; state++) {
- const char *text;
- switch (state) {
- case S_NAME: text = status->new.name; break;
- case S_STATUS:
- buf[0] = status->status;
- text = buf;
- break;
-
- default:
- return FALSE;
- }
+ if (status) {
+ const char buf[2] = { status->status, 0 };
+ const char *text[] = { status->new.name, buf, NULL };
- if (regexec(view->regex, text, 1, &pmatch, 0) != REG_NOMATCH)
- return TRUE;
+ return grep_text(view, text);
}
return FALSE;
apply_argv[argc++] = "-R";
apply_argv[argc++] = "-";
apply_argv[argc++] = NULL;
- if (!run_io(&io, apply_argv, opt_cdup, IO_WR))
+ if (!io_run(&io, apply_argv, opt_cdup, IO_WR))
return FALSE;
if (!stage_diff_write(&io, diff_hdr, chunk) ||
!stage_diff_write(&io, chunk, view->line + view->lines))
chunk = NULL;
- done_io(&io);
- run_io_bg(update_index_argv);
+ io_done(&io);
+ io_run_bg(update_index_argv);
return chunk ? TRUE : FALSE;
}
int i;
if (!stage_chunks) {
- static size_t alloc = 0;
- int *tmp;
-
for (line = view->line; line < view->line + view->lines; line++) {
if (line->type != LINE_DIFF_CHUNK)
continue;
- tmp = realloc_items(stage_chunk, &alloc,
- stage_chunks, sizeof(*tmp));
- if (!tmp) {
+ if (!realloc_ints(&stage_chunk, stage_chunks, 1)) {
report("Allocation failure");
return;
}
- stage_chunk = tmp;
stage_chunk[stage_chunks++] = line - view->line;
}
}
case REQ_STAGE_NEXT:
if (stage_line_type == LINE_STAT_UNTRACKED) {
report("File is untracked; press %s to add",
- get_key(REQ_STATUS_UPDATE));
+ get_key(KEYMAP_STAGE, REQ_STATUS_UPDATE));
return REQ_NONE;
}
stage_next(view, line);
return REQ_NONE;
}
- open_editor(stage_status.status != '?', stage_status.new.name);
+ open_editor(stage_status.new.name);
break;
case REQ_REFRESH:
return request;
}
- open_view(view, REQ_VIEW_STATUS, OPEN_RELOAD | OPEN_NOMAXIMIZE);
+ VIEW(REQ_VIEW_STATUS)->p_restore = TRUE;
+ open_view(view, REQ_VIEW_STATUS, OPEN_REFRESH);
/* Check whether the staged entry still exists, and close the
* stage view if it doesn't. */
- if (!status_exists(&stage_status, stage_line_type))
+ if (!status_exists(&stage_status, stage_line_type)) {
+ status_restore(VIEW(REQ_VIEW_STATUS));
return REQ_VIEW_CLOSE;
+ }
if (stage_line_type == LINE_STAT_UNTRACKED) {
if (!suffixcmp(stage_status.new.name, -1, "/")) {
struct commit {
char id[SIZEOF_REV]; /* SHA1 ID. */
char title[128]; /* First line of the commit message. */
- char author[75]; /* Author of the commit. */
- struct tm time; /* Date from the author ident. */
- struct ref **refs; /* Repository references. */
+ const char *author; /* Author of the commit. */
+ struct time time; /* Date from the author ident. */
+ struct ref_list *refs; /* Repository references. */
chtype graph[SIZEOF_REVGRAPH]; /* Ancestry chain graphics. */
size_t graph_size; /* The width of the graph array. */
bool has_parents; /* Rewritten --parents seen. */
struct rev_filler *filler;
size_t i;
- if (opt_line_graphics)
- fillers[DEFAULT].line = line_graphics[LINE_GRAPHIC_VLINE];
-
+ fillers[DEFAULT].line = opt_line_graphics ? ACS_VLINE : '|';
filler = &fillers[DEFAULT];
for (i = 0; i < graph->pos; i++) {
}
static void
-update_rev_graph(struct rev_graph *graph)
+update_rev_graph(struct view *view, struct rev_graph *graph)
{
/* If this is the finalizing update ... */
if (graph->commit)
if (!graph->prev->commit)
return;
+ if (view->lines > 2)
+ view->line[view->lines - 3].dirty = 1;
+ if (view->lines > 1)
+ view->line[view->lines - 2].dirty = 1;
draw_rev_graph(graph->prev);
done_rev_graph(graph->prev->prev);
}
{
struct commit *commit = line->data;
- if (!*commit->author)
+ if (!commit->author)
return FALSE;
if (opt_date && draw_date(view, &commit->time))
return TRUE;
- if (opt_author &&
- draw_field(view, LINE_MAIN_AUTHOR, commit->author, opt_author_cols, TRUE))
+ if (opt_author && draw_author(view, commit->author))
return TRUE;
if (opt_rev_graph && commit->graph_size &&
return TRUE;
if (opt_show_refs && commit->refs) {
- size_t i = 0;
+ size_t i;
- do {
+ for (i = 0; i < commit->refs->size; i++) {
+ struct ref *ref = commit->refs->refs[i];
enum line_type type;
- if (commit->refs[i]->head)
+ if (ref->head)
type = LINE_MAIN_HEAD;
- else if (commit->refs[i]->ltag)
+ else if (ref->ltag)
type = LINE_MAIN_LOCAL_TAG;
- else if (commit->refs[i]->tag)
+ else if (ref->tag)
type = LINE_MAIN_TAG;
- else if (commit->refs[i]->tracked)
+ else if (ref->tracked)
type = LINE_MAIN_TRACKED;
- else if (commit->refs[i]->remote)
+ else if (ref->remote)
type = LINE_MAIN_REMOTE;
else
type = LINE_MAIN_REF;
if (draw_text(view, type, "[", TRUE) ||
- draw_text(view, type, commit->refs[i]->name, TRUE) ||
+ draw_text(view, type, ref->name, TRUE) ||
draw_text(view, type, "]", TRUE))
return TRUE;
if (draw_text(view, LINE_DEFAULT, " ", TRUE))
return TRUE;
- } while (commit->refs[i++]->next);
+ }
}
draw_text(view, LINE_DEFAULT, commit->title, TRUE);
die("No revisions match the given arguments.");
if (view->lines > 0) {
commit = view->line[view->lines - 1].data;
- if (!*commit->author) {
+ view->line[view->lines - 1].dirty = 1;
+ if (!commit->author) {
view->lines--;
free(commit);
graph->commit = NULL;
}
}
- update_rev_graph(graph);
+ update_rev_graph(view, graph);
for (i = 0; i < ARRAY_SIZE(graph_stacks); i++)
clear_rev_graph(&graph_stacks[i]);
}
string_copy_rev(commit->id, line);
- commit->refs = get_refs(commit->id);
+ commit->refs = get_ref_list(commit->id);
graph->commit = commit;
add_line_data(view, commit, LINE_MAIN_COMMIT);
break;
case LINE_AUTHOR:
- {
- /* Parse author lines where the name may be empty:
- * author <email@address.tld> 1138474660 +0100
- */
- char *ident = line + STRING_SIZE("author ");
- char *nameend = strchr(ident, '<');
- char *emailend = strchr(ident, '>');
-
- if (!nameend || !emailend)
- break;
-
- update_rev_graph(graph);
+ parse_author_line(line + STRING_SIZE("author "),
+ &commit->author, &commit->time);
+ update_rev_graph(view, graph);
graph = graph->next;
-
- *nameend = *emailend = 0;
- ident = chomp_string(ident);
- if (!*ident) {
- ident = chomp_string(nameend + 1);
- if (!*ident)
- ident = "Unknown";
- }
-
- string_ncopy(commit->author, ident, strlen(ident));
-
- /* Parse epoch and timezone */
- if (emailend[1] == ' ') {
- char *secs = emailend + 2;
- char *zone = strchr(secs, ' ');
- time_t time = (time_t) atol(secs);
-
- if (zone && strlen(zone) == STRING_SIZE(" +0700")) {
- long tz;
-
- zone++;
- tz = ('0' - zone[1]) * 60 * 60 * 10;
- tz += ('0' - zone[2]) * 60 * 60;
- tz += ('0' - zone[3]) * 60;
- tz += ('0' - zone[4]) * 60;
-
- if (zone[0] == '-')
- tz = -tz;
-
- time -= tz;
- }
-
- gmtime_r(&time, &commit->time);
- }
break;
- }
+
default:
/* Fill in the commit title if it has not already been set. */
if (commit->title[0])
* offset used by git log. */
if (strncmp(line, " ", 4))
break;
- line += 4;
- /* Well, if the title starts with a whitespace character,
- * try to be forgiving. Otherwise we end up with no title. */
- while (isspace(*line))
- line++;
- if (*line == '\0')
- break;
- /* FIXME: More graceful handling of titles; append "..." to
- * shortened titles, etc. */
-
- string_ncopy(commit->title, line, strlen(line));
- }
-
- return TRUE;
-}
-
-static enum request
-main_request(struct view *view, enum request request, struct line *line)
-{
- enum open_flags flags = display[0] == view ? OPEN_SPLIT : OPEN_DEFAULT;
-
- switch (request) {
- case REQ_ENTER:
- open_view(view, REQ_VIEW_DIFF, flags);
- break;
- case REQ_REFRESH:
- load_refs();
- open_view(view, REQ_VIEW_MAIN, OPEN_REFRESH);
- break;
- default:
- return request;
- }
-
- return REQ_NONE;
-}
-
-static bool
-grep_refs(struct ref **refs, regex_t *regex)
-{
- regmatch_t pmatch;
- size_t i = 0;
-
- if (!refs)
- return FALSE;
- do {
- if (regexec(regex, refs[i]->name, 1, &pmatch, 0) != REG_NOMATCH)
- return TRUE;
- } while (refs[i++]->next);
-
- return FALSE;
-}
-
-static bool
-main_grep(struct view *view, struct line *line)
-{
- struct commit *commit = line->data;
- enum { S_TITLE, S_AUTHOR, S_DATE, S_REFS, S_END } state;
- char buf[DATE_COLS + 1];
- regmatch_t pmatch;
-
- for (state = S_TITLE; state < S_END; state++) {
- char *text;
-
- switch (state) {
- case S_TITLE: text = commit->title; break;
- case S_AUTHOR:
- if (!opt_author)
- continue;
- text = commit->author;
- break;
- case S_DATE:
- if (!opt_date)
- continue;
- if (!strftime(buf, sizeof(buf), DATE_FORMAT, &commit->time))
- continue;
- text = buf;
- break;
- case S_REFS:
- if (!opt_show_refs)
- continue;
- if (grep_refs(commit->refs, view->regex) == TRUE)
- return TRUE;
- continue;
- default:
- return FALSE;
- }
-
- if (regexec(view->regex, text, 1, &pmatch, 0) != REG_NOMATCH)
- return TRUE;
- }
-
- return FALSE;
-}
-
-static void
-main_select(struct view *view, struct line *line)
-{
- struct commit *commit = line->data;
-
- string_copy_rev(view->ref, commit->id);
- string_copy_rev(ref_commit, view->ref);
-}
-
-static struct view_ops main_ops = {
- "commit",
- main_argv,
- NULL,
- main_read,
- main_draw,
- main_request,
- main_grep,
- main_select,
-};
-
-
-/*
- * Unicode / UTF-8 handling
- *
- * NOTE: Much of the following code for dealing with unicode is derived from
- * ELinks' UTF-8 code developed by Scrool <scroolik@gmail.com>. Origin file is
- * src/intl/charset.c from the utf8 branch commit elinks-0.11.0-g31f2c28.
- */
-
-/* I've (over)annotated a lot of code snippets because I am not entirely
- * confident that the approach taken by this small UTF-8 interface is correct.
- * --jonas */
-
-static inline int
-unicode_width(unsigned long c)
-{
- if (c >= 0x1100 &&
- (c <= 0x115f /* Hangul Jamo */
- || c == 0x2329
- || c == 0x232a
- || (c >= 0x2e80 && c <= 0xa4cf && c != 0x303f)
- /* CJK ... Yi */
- || (c >= 0xac00 && c <= 0xd7a3) /* Hangul Syllables */
- || (c >= 0xf900 && c <= 0xfaff) /* CJK Compatibility Ideographs */
- || (c >= 0xfe30 && c <= 0xfe6f) /* CJK Compatibility Forms */
- || (c >= 0xff00 && c <= 0xff60) /* Fullwidth Forms */
- || (c >= 0xffe0 && c <= 0xffe6)
- || (c >= 0x20000 && c <= 0x2fffd)
- || (c >= 0x30000 && c <= 0x3fffd)))
- return 2;
+ line += 4;
+ /* Well, if the title starts with a whitespace character,
+ * try to be forgiving. Otherwise we end up with no title. */
+ while (isspace(*line))
+ line++;
+ if (*line == '\0')
+ break;
+ /* FIXME: More graceful handling of titles; append "..." to
+ * shortened titles, etc. */
- if (c == '\t')
- return opt_tab_size;
+ string_expand(commit->title, sizeof(commit->title), line, 1);
+ view->line[view->lines - 1].dirty = 1;
+ }
- return 1;
+ return TRUE;
}
-/* Number of bytes used for encoding a UTF-8 character indexed by first byte.
- * Illegal bytes are set one. */
-static const unsigned char utf8_bytes[256] = {
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
- 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2, 2,2,2,2,2,2,2,2,
- 3,3,3,3,3,3,3,3, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 5,5,5,5,6,6,1,1,
-};
-
-/* Decode UTF-8 multi-byte representation into a unicode character. */
-static inline unsigned long
-utf8_to_unicode(const char *string, size_t length)
+static enum request
+main_request(struct view *view, enum request request, struct line *line)
{
- unsigned long unicode;
+ enum open_flags flags = display[0] == view ? OPEN_SPLIT : OPEN_DEFAULT;
- switch (length) {
- case 1:
- unicode = string[0];
- break;
- case 2:
- unicode = (string[0] & 0x1f) << 6;
- unicode += (string[1] & 0x3f);
- break;
- case 3:
- unicode = (string[0] & 0x0f) << 12;
- unicode += ((string[1] & 0x3f) << 6);
- unicode += (string[2] & 0x3f);
- break;
- case 4:
- unicode = (string[0] & 0x0f) << 18;
- unicode += ((string[1] & 0x3f) << 12);
- unicode += ((string[2] & 0x3f) << 6);
- unicode += (string[3] & 0x3f);
- break;
- case 5:
- unicode = (string[0] & 0x0f) << 24;
- unicode += ((string[1] & 0x3f) << 18);
- unicode += ((string[2] & 0x3f) << 12);
- unicode += ((string[3] & 0x3f) << 6);
- unicode += (string[4] & 0x3f);
+ switch (request) {
+ case REQ_ENTER:
+ open_view(view, REQ_VIEW_DIFF, flags);
break;
- case 6:
- unicode = (string[0] & 0x01) << 30;
- unicode += ((string[1] & 0x3f) << 24);
- unicode += ((string[2] & 0x3f) << 18);
- unicode += ((string[3] & 0x3f) << 12);
- unicode += ((string[4] & 0x3f) << 6);
- unicode += (string[5] & 0x3f);
+ case REQ_REFRESH:
+ load_refs();
+ open_view(view, REQ_VIEW_MAIN, OPEN_REFRESH);
break;
default:
- die("Invalid unicode length");
+ return request;
}
- /* Invalid characters could return the special 0xfffd value but NUL
- * should be just as good. */
- return unicode > 0xffff ? 0 : unicode;
+ return REQ_NONE;
}
-/* Calculates how much of string can be shown within the given maximum width
- * and sets trimmed parameter to non-zero value if all of string could not be
- * shown. If the reserve flag is TRUE, it will reserve at least one
- * trailing character, which can be useful when drawing a delimiter.
- *
- * Returns the number of bytes to output from string to satisfy max_width. */
-static size_t
-utf8_length(const char *string, int *width, size_t max_width, int *trimmed, bool reserve)
+static bool
+grep_refs(struct ref_list *list, regex_t *regex)
{
- const char *start = string;
- const char *end = strchr(string, '\0');
- unsigned char last_bytes = 0;
- size_t last_ucwidth = 0;
-
- *width = 0;
- *trimmed = 0;
+ regmatch_t pmatch;
+ size_t i;
- while (string < end) {
- int c = *(unsigned char *) string;
- unsigned char bytes = utf8_bytes[c];
- size_t ucwidth;
- unsigned long unicode;
+ if (!opt_show_refs || !list)
+ return FALSE;
- if (string + bytes > end)
- break;
+ for (i = 0; i < list->size; i++) {
+ if (regexec(regex, list->refs[i]->name, 1, &pmatch, 0) != REG_NOMATCH)
+ return TRUE;
+ }
- /* Change representation to figure out whether
- * it is a single- or double-width character. */
+ return FALSE;
+}
- unicode = utf8_to_unicode(string, bytes);
- /* FIXME: Graceful handling of invalid unicode character. */
- if (!unicode)
- break;
+static bool
+main_grep(struct view *view, struct line *line)
+{
+ struct commit *commit = line->data;
+ const char *text[] = {
+ commit->title,
+ opt_author ? commit->author : "",
+ mkdate(&commit->time, opt_date),
+ NULL
+ };
- ucwidth = unicode_width(unicode);
- *width += ucwidth;
- if (*width > max_width) {
- *trimmed = 1;
- *width -= ucwidth;
- if (reserve && *width == max_width) {
- string -= last_bytes;
- *width -= last_ucwidth;
- }
- break;
- }
+ return grep_text(view, text) || grep_refs(commit->refs, view->regex);
+}
- string += bytes;
- last_bytes = bytes;
- last_ucwidth = ucwidth;
- }
+static void
+main_select(struct view *view, struct line *line)
+{
+ struct commit *commit = line->data;
- return string - start;
+ string_copy_rev(view->ref, commit->id);
+ string_copy_rev(ref_commit, view->ref);
}
+static struct view_ops main_ops = {
+ "commit",
+ main_argv,
+ NULL,
+ main_read,
+ main_draw,
+ main_request,
+ main_grep,
+ main_select,
+};
+
/*
* Status management
@@ -5791,10 +6913,17 @@ utf8_length(const char *string, int *width, size_t max_width, int *trimmed, bool
/* Whether or not the curses interface has been initialized. */
static bool cursed = FALSE;
+/* Terminal hacks and workarounds. */
+static bool use_scroll_redrawwin;
+static bool use_scroll_status_wclear;
+
/* The status window is used for polling keystrokes. */
static WINDOW *status_win;
-static bool status_empty = TRUE;
+/* Reading from the prompt? */
+static bool input_mode = FALSE;
+
+static bool status_empty = FALSE;
/* Update status and title window. */
static void
va_start(args, msg);
wmove(status_win, 0, 0);
+ if (view->has_scrolled && use_scroll_status_wclear)
+ wclear(status_win);
if (*msg) {
vwprintw(status_win, msg, args);
status_empty = FALSE;
status_empty = TRUE;
}
wclrtoeol(status_win);
- wrefresh(status_win);
+ wnoutrefresh(status_win);
va_end(args);
}
update_view_title(view);
- update_display_cursor(view);
-}
-
-/* Controls when nodelay should be in effect when polling user input. */
-static void
-set_nonblocking_input(bool loading)
-{
- static unsigned int loading_views;
-
- if ((loading == FALSE && loading_views-- == 1) ||
- (loading == TRUE && loading_views++ == 0))
- nodelay(status_win, loading);
}
static void
init_display(void)
{
+ const char *term;
int x, y;
/* Initialize the curses library */
if (!cursed)
die("Failed to initialize curses");
- nonl(); /* Tell curses not to do NL->CR/NL on output */
+ nonl(); /* Disable conversion and detect newlines from input. */
cbreak(); /* Take input chars one at a time, no wait for \n */
noecho(); /* Don't echo input */
- leaveok(stdscr, TRUE);
+ leaveok(stdscr, FALSE);
if (has_colors())
init_colors();
wbkgdset(status_win, get_line_attr(LINE_STATUS));
TABSIZE = opt_tab_size;
- if (opt_line_graphics) {
- line_graphics[LINE_GRAPHIC_VLINE] = ACS_VLINE;
+
+ term = getenv("XTERM_VERSION") ? NULL : getenv("COLORTERM");
+ if (term && !strcmp(term, "gnome-terminal")) {
+ /* In the gnome-terminal-emulator, the message from
+ * scrolling up one line when impossible followed by
+ * scrolling down one line causes corruption of the
+ * status line. This is fixed by calling wclear. */
+ use_scroll_status_wclear = TRUE;
+ use_scroll_redrawwin = FALSE;
+
+ } else if (term && !strcmp(term, "xrvt-xpm")) {
+ /* No problems with full optimizations in xrvt-(unicode)
+ * and aterm. */
+ use_scroll_status_wclear = use_scroll_redrawwin = FALSE;
+
+ } else {
+ /* When scrolling in (u)xterm the last line in the
+ * scrolling direction will update slowly. */
+ use_scroll_redrawwin = TRUE;
+ use_scroll_status_wclear = FALSE;
}
}
-static bool
-prompt_yesno(const char *prompt)
+static int
+get_input(int prompt_position)
{
- enum { WAIT, STOP, CANCEL } status = WAIT;
- bool answer = FALSE;
-
- while (status == WAIT) {
- struct view *view;
- int i, key;
+ struct view *view;
+ int i, key, cursor_y, cursor_x;
+ bool loading = FALSE;
+ if (prompt_position)
input_mode = TRUE;
- foreach_view (view, i)
+ while (TRUE) {
+ foreach_view (view, i) {
update_view(view);
+ if (view_is_displayed(view) && view->has_scrolled &&
+ use_scroll_redrawwin)
+ redrawwin(view->win);
+ view->has_scrolled = FALSE;
+ if (view->pipe)
+ loading = TRUE;
+ }
- input_mode = FALSE;
-
- mvwprintw(status_win, 0, 0, "%s [Yy]/[Nn]", prompt);
- wclrtoeol(status_win);
+ /* Update the cursor position. */
+ if (prompt_position) {
+ getbegyx(status_win, cursor_y, cursor_x);
+ cursor_x = prompt_position;
+ } else {
+ view = display[current_view];
+ getbegyx(view->win, cursor_y, cursor_x);
+ cursor_x = view->width - 1;
+ cursor_y += view->lineno - view->offset;
+ }
+ setsyx(cursor_y, cursor_x);
/* Refresh, accept single keystroke of input */
+ doupdate();
+ nodelay(status_win, loading);
key = wgetch(status_win);
- switch (key) {
- case ERR:
- break;
- case 'y':
- case 'Y':
- answer = TRUE;
- status = STOP;
- break;
+ /* wgetch() with nodelay() enabled returns ERR when
+ * there's no input. */
+ if (key == ERR) {
- case KEY_ESC:
- case KEY_RETURN:
- case KEY_ENTER:
- case KEY_BACKSPACE:
- case 'n':
- case 'N':
- case '\n':
- default:
- answer = FALSE;
- status = CANCEL;
- }
- }
+ } else if (key == KEY_RESIZE) {
+ int height, width;
- /* Clear the status window */
- status_empty = FALSE;
- report("");
+ getmaxyx(stdscr, height, width);
+
+ wresize(status_win, 1, width);
+ mvwin(status_win, height - 1, 0);
+ wnoutrefresh(status_win);
+ resize_display();
+ redraw_display(TRUE);
- return answer;
+ } else {
+ input_mode = FALSE;
+ return key;
+ }
+ }
}
static char *
-read_prompt(const char *prompt)
+prompt_input(const char *prompt, input_handler handler, void *data)
{
- enum { READING, STOP, CANCEL } status = READING;
+ enum input_status status = INPUT_OK;
static char buf[SIZEOF_STR];
- int pos = 0;
-
- while (status == READING) {
- struct view *view;
- int i, key;
-
- input_mode = TRUE;
+ size_t pos = 0;
- foreach_view (view, i)
- update_view(view);
+ buf[pos] = 0;
- input_mode = FALSE;
+ while (status == INPUT_OK || status == INPUT_SKIP) {
+ int key;
mvwprintw(status_win, 0, 0, "%s%.*s", prompt, pos, buf);
wclrtoeol(status_win);
- /* Refresh, accept single keystroke of input */
- key = wgetch(status_win);
+ key = get_input(pos + 1);
switch (key) {
case KEY_RETURN:
case KEY_ENTER:
case '\n':
- status = pos ? STOP : CANCEL;
+ status = pos ? INPUT_STOP : INPUT_CANCEL;
break;
case KEY_BACKSPACE:
if (pos > 0)
- pos--;
+ buf[--pos] = 0;
else
- status = CANCEL;
+ status = INPUT_CANCEL;
break;
case KEY_ESC:
- status = CANCEL;
- break;
-
- case ERR:
+ status = INPUT_CANCEL;
break;
default:
return NULL;
}
- if (isprint(key))
+ status = handler(data, buf, key);
+ if (status == INPUT_OK)
buf[pos++] = (char) key;
}
}
status_empty = FALSE;
report("");
- if (status == CANCEL)
+ if (status == INPUT_CANCEL)
return NULL;
buf[pos++] = 0;
- return buf;
+ return buf;
+}
+
+static enum input_status
+prompt_yesno_handler(void *data, char *buf, int c)
+{
+ if (c == 'y' || c == 'Y')
+ return INPUT_STOP;
+ if (c == 'n' || c == 'N')
+ return INPUT_CANCEL;
+ return INPUT_SKIP;
+}
+
+static bool
+prompt_yesno(const char *prompt)
+{
+ char prompt2[SIZEOF_STR];
+
+ if (!string_format(prompt2, "%s [Yy/Nn]", prompt))
+ return FALSE;
+
+ return !!prompt_input(prompt2, prompt_yesno_handler, NULL);
+}
+
+static enum input_status
+read_prompt_handler(void *data, char *buf, int c)
+{
+ return isprint(c) ? INPUT_OK : INPUT_SKIP;
+}
+
+static char *
+read_prompt(const char *prompt)
+{
+ return prompt_input(prompt, read_prompt_handler, NULL);
+}
+
+static bool prompt_menu(const char *prompt, const struct menu_item *items, int *selected)
+{
+ enum input_status status = INPUT_OK;
+ int size = 0;
+
+ while (items[size].text)
+ size++;
+
+ while (status == INPUT_OK) {
+ const struct menu_item *item = &items[*selected];
+ int key;
+ int i;
+
+ mvwprintw(status_win, 0, 0, "%s (%d of %d) ",
+ prompt, *selected + 1, size);
+ if (item->hotkey)
+ wprintw(status_win, "[%c] ", (char) item->hotkey);
+ wprintw(status_win, "%s", item->text);
+ wclrtoeol(status_win);
+
+ key = get_input(COLS - 1);
+ switch (key) {
+ case KEY_RETURN:
+ case KEY_ENTER:
+ case '\n':
+ status = INPUT_STOP;
+ break;
+
+ case KEY_LEFT:
+ case KEY_UP:
+ *selected = *selected - 1;
+ if (*selected < 0)
+ *selected = size - 1;
+ break;
+
+ case KEY_RIGHT:
+ case KEY_DOWN:
+ *selected = (*selected + 1) % size;
+ break;
+
+ case KEY_ESC:
+ status = INPUT_CANCEL;
+ break;
+
+ default:
+ for (i = 0; items[i].text; i++)
+ if (items[i].hotkey == key) {
+ *selected = i;
+ status = INPUT_STOP;
+ break;
+ }
+ }
+ }
+
+ /* Clear the status window */
+ status_empty = FALSE;
+ report("");
+
+ return status != INPUT_CANCEL;
}
/*
* Repository properties
*/
-static int
-git_properties(const char **argv, const char *separators,
- int (*read_property)(char *, size_t, char *, size_t))
-{
- struct io io = {};
-
- if (init_io_rd(&io, argv, NULL, FORMAT_NONE))
- return read_properties(&io, separators, read_property);
- return ERR;
-}
-
-static struct ref *refs = NULL;
-static size_t refs_alloc = 0;
+static struct ref **refs = NULL;
static size_t refs_size = 0;
+static struct ref *refs_head = NULL;
-/* Id <-> ref store */
-static struct ref ***id_refs = NULL;
-static size_t id_refs_alloc = 0;
-static size_t id_refs_size = 0;
+static struct ref_list **ref_lists = NULL;
+static size_t ref_lists_size = 0;
+
+DEFINE_ALLOCATOR(realloc_refs, struct ref *, 256)
+DEFINE_ALLOCATOR(realloc_refs_list, struct ref *, 8)
+DEFINE_ALLOCATOR(realloc_ref_lists, struct ref_list *, 8)
static int
compare_refs(const void *ref1_, const void *ref2_)
return strcmp(ref1->name, ref2->name);
}
-static struct ref **
-get_refs(const char *id)
+static void
+foreach_ref(bool (*visitor)(void *data, const struct ref *ref), void *data)
{
- struct ref ***tmp_id_refs;
- struct ref **ref_list = NULL;
- size_t ref_list_alloc = 0;
- size_t ref_list_size = 0;
size_t i;
- for (i = 0; i < id_refs_size; i++)
- if (!strcmp(id, id_refs[i][0]->id))
- return id_refs[i];
-
- tmp_id_refs = realloc_items(id_refs, &id_refs_alloc, id_refs_size + 1,
- sizeof(*id_refs));
- if (!tmp_id_refs)
- return NULL;
-
- id_refs = tmp_id_refs;
+ for (i = 0; i < refs_size; i++)
+ if (!visitor(data, refs[i]))
+ break;
+}
- for (i = 0; i < refs_size; i++) {
- struct ref **tmp;
+static struct ref *
+get_ref_head()
+{
+ return refs_head;
+}
- if (strcmp(id, refs[i].id))
- continue;
+static struct ref_list *
+get_ref_list(const char *id)
+{
+ struct ref_list *list;
+ size_t i;
- tmp = realloc_items(ref_list, &ref_list_alloc,
- ref_list_size + 1, sizeof(*ref_list));
- if (!tmp) {
- if (ref_list)
- free(ref_list);
- return NULL;
- }
+ for (i = 0; i < ref_lists_size; i++)
+ if (!strcmp(id, ref_lists[i]->id))
+ return ref_lists[i];
- ref_list = tmp;
- ref_list[ref_list_size] = &refs[i];
- /* XXX: The properties of the commit chains ensures that we can
- * safely modify the shared ref. The repo references will
- * always be similar for the same id. */
- ref_list[ref_list_size]->next = 1;
+ if (!realloc_ref_lists(&ref_lists, ref_lists_size, 1))
+ return NULL;
+ list = calloc(1, sizeof(*list));
+ if (!list)
+ return NULL;
- ref_list_size++;
+ for (i = 0; i < refs_size; i++) {
+ if (!strcmp(id, refs[i]->id) &&
+ realloc_refs_list(&list->refs, list->size, 1))
+ list->refs[list->size++] = refs[i];
}
- if (ref_list) {
- qsort(ref_list, ref_list_size, sizeof(*ref_list), compare_refs);
- ref_list[ref_list_size - 1]->next = 0;
- id_refs[id_refs_size++] = ref_list;
+ if (!list->refs) {
+ free(list);
+ return NULL;
}
- return ref_list;
+ qsort(list->refs, list->size, sizeof(*list->refs), compare_refs);
+ ref_lists[ref_lists_size++] = list;
+ return list;
}
static int
read_ref(char *id, size_t idlen, char *name, size_t namelen)
{
- struct ref *ref;
+ struct ref *ref = NULL;
bool tag = FALSE;
bool ltag = FALSE;
bool remote = FALSE;
bool tracked = FALSE;
- bool check_replace = FALSE;
bool head = FALSE;
+ int from = 0, to = refs_size - 1;
if (!prefixcmp(name, "refs/tags/")) {
if (!suffixcmp(name, namelen, "^{}")) {
namelen -= 3;
name[namelen] = 0;
- if (refs_size > 0 && refs[refs_size - 1].ltag == TRUE)
- check_replace = TRUE;
} else {
ltag = TRUE;
}
} else if (!prefixcmp(name, "refs/heads/")) {
namelen -= STRING_SIZE("refs/heads/");
name += STRING_SIZE("refs/heads/");
- head = !strncmp(opt_head, name, namelen);
+ if (!strncmp(opt_head, name, namelen))
+ return OK;
} else if (!strcmp(name, "HEAD")) {
- string_ncopy(opt_head_rev, id, idlen);
- return OK;
+ head = TRUE;
+ if (*opt_head) {
+ namelen = strlen(opt_head);
+ name = opt_head;
+ }
}
- if (check_replace && !strcmp(name, refs[refs_size - 1].name)) {
- /* it's an annotated tag, replace the previous sha1 with the
- * resolved commit id; relies on the fact git-ls-remote lists
- * the commit id of an annotated tag right before the commit id
- * it points to. */
- refs[refs_size - 1].ltag = ltag;
- string_copy_rev(refs[refs_size - 1].id, id);
+ /* If we are reloading or it's an annotated tag, replace the
+ * previous SHA1 with the resolved commit id; relies on the fact
+ * git-ls-remote lists the commit id of an annotated tag right
+ * before the commit id it points to. */
+ while (from <= to) {
+ size_t pos = (to + from) / 2;
+ int cmp = strcmp(name, refs[pos]->name);
- return OK;
+ if (!cmp) {
+ ref = refs[pos];
+ break;
+ }
+
+ if (cmp < 0)
+ to = pos - 1;
+ else
+ from = pos + 1;
}
- refs = realloc_items(refs, &refs_alloc, refs_size + 1, sizeof(*refs));
- if (!refs)
- return ERR;
- ref = &refs[refs_size++];
- ref->name = malloc(namelen + 1);
- if (!ref->name)
- return ERR;
+ if (!ref) {
+ if (!realloc_refs(&refs, refs_size, 1))
+ return ERR;
+ ref = calloc(1, sizeof(*ref) + namelen);
+ if (!ref)
+ return ERR;
+ memmove(refs + from + 1, refs + from,
+ (refs_size - from) * sizeof(*refs));
+ refs[from] = ref;
+ strncpy(ref->name, name, namelen);
+ refs_size++;
+ }
- strncpy(ref->name, name, namelen);
- ref->name[namelen] = 0;
ref->head = head;
ref->tag = tag;
ref->ltag = ltag;
ref->tracked = tracked;
string_copy_rev(ref->id, id);
+ if (head)
+ refs_head = ref;
return OK;
}
static int
load_refs(void)
{
+ const char *head_argv[] = {
+ "git", "symbolic-ref", "HEAD", NULL
+ };
static const char *ls_remote_argv[SIZEOF_ARG] = {
- "git", "ls-remote", ".", NULL
+ "git", "ls-remote", opt_git_dir, NULL
};
static bool init = FALSE;
+ size_t i;
if (!init) {
- argv_from_env(ls_remote_argv, "TIG_LS_REMOTE");
+ if (!argv_from_env(ls_remote_argv, "TIG_LS_REMOTE"))
+ die("TIG_LS_REMOTE contains too many arguments");
init = TRUE;
}
if (!*opt_git_dir)
return OK;
- while (refs_size > 0)
- free(refs[--refs_size].name);
- while (id_refs_size > 0)
- free(id_refs[--id_refs_size]);
+ if (io_run_buf(head_argv, opt_head, sizeof(opt_head)) &&
+ !prefixcmp(opt_head, "refs/heads/")) {
+ char *offset = opt_head + STRING_SIZE("refs/heads/");
+
+ memmove(opt_head, offset, strlen(offset) + 1);
+ }
+
+ refs_head = NULL;
+ for (i = 0; i < refs_size; i++)
+ refs[i]->id[0] = 0;
+
+ if (io_run_load(ls_remote_argv, "\t", read_ref) == ERR)
+ return ERR;
+
+ /* Update the ref lists to reflect changes. */
+ for (i = 0; i < ref_lists_size; i++) {
+ struct ref_list *list = ref_lists[i];
+ size_t old, new;
+
+ for (old = new = 0; old < list->size; old++)
+ if (!strcmp(list->id, list->refs[old]->id))
+ list->refs[new++] = list->refs[old];
+ list->size = new;
+ }
+
+ return OK;
+}
+
+static void
+set_remote_branch(const char *name, const char *value, size_t valuelen)
+{
+ if (!strcmp(name, ".remote")) {
+ string_ncopy(opt_remote, value, valuelen);
+
+ } else if (*opt_remote && !strcmp(name, ".merge")) {
+ size_t from = strlen(opt_remote);
+
+ if (!prefixcmp(value, "refs/heads/"))
+ value += STRING_SIZE("refs/heads/");
+
+ if (!string_format_from(opt_remote, &from, "/%s", value))
+ opt_remote[0] = 0;
+ }
+}
+
+static void
+set_repo_config_option(char *name, char *value, int (*cmd)(int, const char **))
+{
+ const char *argv[SIZEOF_ARG] = { name, "=" };
+ int argc = 1 + (cmd == option_set_command);
+ int error = ERR;
+
+ if (!argv_from_string(argv, &argc, value))
+ config_msg = "Too many option arguments";
+ else
+ error = cmd(argc, argv);
+
+ if (error == ERR)
+ warn("Option 'tig.%s': %s", name, config_msg);
+}
+
+static bool
+set_environment_variable(const char *name, const char *value)
+{
+ size_t len = strlen(name) + 1 + strlen(value) + 1;
+ char *env = malloc(len);
+
+ if (env &&
+ string_nformat(env, len, NULL, "%s=%s", name, value) &&
+ putenv(env) == 0)
+ return TRUE;
+ free(env);
+ return FALSE;
+}
- return git_properties(ls_remote_argv, "\t", read_ref);
+static void
+set_work_tree(const char *value)
+{
+ char cwd[SIZEOF_STR];
+
+ if (!getcwd(cwd, sizeof(cwd)))
+ die("Failed to get cwd path: %s", strerror(errno));
+ if (chdir(opt_git_dir) < 0)
+ die("Failed to chdir(%s): %s", strerror(errno));
+ if (!getcwd(opt_git_dir, sizeof(opt_git_dir)))
+ die("Failed to get git path: %s", strerror(errno));
+ if (chdir(cwd) < 0)
+ die("Failed to chdir(%s): %s", cwd, strerror(errno));
+ if (chdir(value) < 0)
+ die("Failed to chdir(%s): %s", value, strerror(errno));
+ if (!getcwd(cwd, sizeof(cwd)))
+ die("Failed to get cwd path: %s", strerror(errno));
+ if (!set_environment_variable("GIT_WORK_TREE", cwd))
+ die("Failed to set GIT_WORK_TREE to '%s'", cwd);
+ if (!set_environment_variable("GIT_DIR", opt_git_dir))
+ die("Failed to set GIT_DIR to '%s'", opt_git_dir);
+ opt_is_inside_work_tree = TRUE;
}
static int
@@ -6213,30 +7541,24 @@ read_repo_config_option(char *name, size_t namelen, char *value, size_t valuelen
if (!strcmp(name, "i18n.commitencoding"))
string_ncopy(opt_encoding, value, valuelen);
- if (!strcmp(name, "core.editor"))
+ else if (!strcmp(name, "core.editor"))
string_ncopy(opt_editor, value, valuelen);
- /* branch.<head>.remote */
- if (*opt_head &&
- !strncmp(name, "branch.", 7) &&
- !strncmp(name + 7, opt_head, strlen(opt_head)) &&
- !strcmp(name + 7 + strlen(opt_head), ".remote"))
- string_ncopy(opt_remote, value, valuelen);
+ else if (!strcmp(name, "core.worktree"))
+ set_work_tree(value);
- if (*opt_head && *opt_remote &&
- !strncmp(name, "branch.", 7) &&
- !strncmp(name + 7, opt_head, strlen(opt_head)) &&
- !strcmp(name + 7 + strlen(opt_head), ".merge")) {
- size_t from = strlen(opt_remote);
+ else if (!prefixcmp(name, "tig.color."))
+ set_repo_config_option(name + 10, value, option_color_command);
- if (!prefixcmp(value, "refs/heads/")) {
- value += STRING_SIZE("refs/heads/");
- valuelen -= STRING_SIZE("refs/heads/");
- }
+ else if (!prefixcmp(name, "tig.bind."))
+ set_repo_config_option(name + 9, value, option_bind_command);
- if (!string_format_from(opt_remote, &from, "/%s", value))
- opt_remote[0] = 0;
- }
+ else if (!prefixcmp(name, "tig."))
+ set_repo_config_option(name + 4, value, option_set_command);
+
+ else if (*opt_head && !prefixcmp(name, "branch.") &&
+ !strncmp(name + 7, opt_head, strlen(opt_head)))
+ set_remote_branch(name + 7 + strlen(opt_head), value, valuelen);
return OK;
}
@@ -6244,9 +7566,9 @@ read_repo_config_option(char *name, size_t namelen, char *value, size_t valuelen
static int
load_git_config(void)
{
- const char *config_list_argv[] = { "git", GIT_CONFIG, "--list", NULL };
+ const char *config_list_argv[] = { "git", "config", "--list", NULL };
- return git_properties(config_list_argv, "=", read_repo_config_option);
+ return io_run_load(config_list_argv, "=", read_repo_config_option);
}
static int
* the option else either "true" or "false" is printed.
* Default to true for the unknown case. */
opt_is_inside_work_tree = strcmp(name, "false") ? TRUE : FALSE;
- } else {
+
+ } else if (*name == '.') {
string_ncopy(opt_cdup, name, namelen);
+
+ } else {
+ string_ncopy(opt_prefix, name, namelen);
}
return OK;
static int
load_repo_info(void)
{
- const char *head_argv[] = {
- "git", "symbolic-ref", "HEAD", NULL
- };
const char *rev_parse_argv[] = {
"git", "rev-parse", "--git-dir", "--is-inside-work-tree",
- "--show-cdup", NULL
+ "--show-cdup", "--show-prefix", NULL
};
- if (run_io_buf(head_argv, opt_head, sizeof(opt_head))) {
- chomp_string(opt_head);
- if (!prefixcmp(opt_head, "refs/heads/")) {
- char *offset = opt_head + STRING_SIZE("refs/heads/");
-
- memmove(opt_head, offset, strlen(offset) + 1);
- }
- }
-
- return git_properties(rev_parse_argv, "=", read_repo_info);
-}
-
-static int
-read_properties(struct io *io, const char *separators,
- int (*read_property)(char *, size_t, char *, size_t))
-{
- char *name;
- int state = OK;
-
- if (!start_io(io))
- return ERR;
-
- while (state == OK && (name = io_get(io, '\n', TRUE))) {
- char *value;
- size_t namelen;
- size_t valuelen;
-
- name = chomp_string(name);
- namelen = strcspn(name, separators);
-
- if (name[namelen]) {
- name[namelen] = 0;
- value = chomp_string(name + namelen + 1);
- valuelen = strlen(value);
-
- } else {
- value = "";
- valuelen = 0;
- }
-
- state = read_property(name, namelen, value, valuelen);
- }
-
- if (state != ERR && io_error(io))
- state = ERR;
- done_io(io);
-
- return state;
+ return io_run_load(rev_parse_argv, "=", read_repo_info);
}
* Main
*/
+static const char usage[] =
+"tig " TIG_VERSION " (" __DATE__ ")\n"
+"\n"
+"Usage: tig [options] [revs] [--] [paths]\n"
+" or: tig show [options] [revs] [--] [paths]\n"
+" or: tig blame [rev] path\n"
+" or: tig status\n"
+" or: tig < [git command output]\n"
+"\n"
+"Options:\n"
+" -v, --version Show version and exit\n"
+" -h, --help Show help message and exit";
+
static void __NORETURN
quit(int sig)
{
va_end(args);
}
+static enum request
+parse_options(int argc, const char *argv[])
+{
+ enum request request = REQ_VIEW_MAIN;
+ const char *subcommand;
+ bool seen_dashdash = FALSE;
+ /* XXX: This is vulnerable to the user overriding options
+ * required for the main view parser. */
+ const char *custom_argv[SIZEOF_ARG] = {
+ "git", "log", "--no-color", "--pretty=raw", "--parents",
+ "--topo-order", NULL
+ };
+ int i, j = 6;
+
+ if (!isatty(STDIN_FILENO)) {
+ io_open(&VIEW(REQ_VIEW_PAGER)->io, "");
+ return REQ_VIEW_PAGER;
+ }
+
+ if (argc <= 1)
+ return REQ_NONE;
+
+ subcommand = argv[1];
+ if (!strcmp(subcommand, "status")) {
+ if (argc > 2)
+ warn("ignoring arguments after `%s'", subcommand);
+ return REQ_VIEW_STATUS;
+
+ } else if (!strcmp(subcommand, "blame")) {
+ if (argc <= 2 || argc > 4)
+ die("invalid number of options to blame\n\n%s", usage);
+
+ i = 2;
+ if (argc == 4) {
+ string_ncopy(opt_ref, argv[i], strlen(argv[i]));
+ i++;
+ }
+
+ string_ncopy(opt_file, argv[i], strlen(argv[i]));
+ return REQ_VIEW_BLAME;
+
+ } else if (!strcmp(subcommand, "show")) {
+ request = REQ_VIEW_DIFF;
+
+ } else {
+ subcommand = NULL;
+ }
+
+ if (subcommand) {
+ custom_argv[1] = subcommand;
+ j = 2;
+ }
+
+ for (i = 1 + !!subcommand; i < argc; i++) {
+ const char *opt = argv[i];
+
+ if (seen_dashdash || !strcmp(opt, "--")) {
+ seen_dashdash = TRUE;
+
+ } else if (!strcmp(opt, "-v") || !strcmp(opt, "--version")) {
+ printf("tig version %s\n", TIG_VERSION);
+ quit(0);
+
+ } else if (!strcmp(opt, "-h") || !strcmp(opt, "--help")) {
+ printf("%s\n", usage);
+ quit(0);
+ }
+
+ custom_argv[j++] = opt;
+ if (j >= ARRAY_SIZE(custom_argv))
+ die("command too long");
+ }
+
+ if (!prepare_update(VIEW(request), custom_argv, NULL))
+ die("Failed to format arguments");
+
+ return request;
+}
+
int
main(int argc, const char *argv[])
{
- const char **run_argv = NULL;
+ const char *codeset = "UTF-8";
+ enum request request = parse_options(argc, argv);
struct view *view;
- enum request request;
size_t i;
signal(SIGINT, quit);
+ signal(SIGPIPE, SIG_IGN);
if (setlocale(LC_ALL, "")) {
- char *codeset = nl_langinfo(CODESET);
-
- string_ncopy(opt_codeset, codeset, strlen(codeset));
+ codeset = nl_langinfo(CODESET);
}
if (load_repo_info() == ERR)
if (load_git_config() == ERR)
die("Failed to load repo config.");
- request = parse_options(argc, argv, &run_argv);
- if (request == REQ_NONE)
- return 0;
-
/* Require a git repository unless when running in pager mode. */
if (!opt_git_dir[0] && request != REQ_VIEW_PAGER)
die("Not a git repository");
- if (*opt_encoding && strcasecmp(opt_encoding, "UTF-8"))
- opt_utf8 = FALSE;
+ if (*opt_encoding && strcmp(codeset, "UTF-8")) {
+ opt_iconv_in = iconv_open("UTF-8", opt_encoding);
+ if (opt_iconv_in == ICONV_NONE)
+ die("Failed to initialize character set conversion");
+ }
- if (*opt_codeset && strcmp(opt_codeset, opt_encoding)) {
- opt_iconv = iconv_open(opt_codeset, opt_encoding);
- if (opt_iconv == ICONV_NONE)
+ if (codeset && strcmp(codeset, "UTF-8")) {
+ opt_iconv_out = iconv_open(codeset, "UTF-8");
+ if (opt_iconv_out == ICONV_NONE)
die("Failed to initialize character set conversion");
}
die("Failed to load refs.");
foreach_view (view, i)
- argv_from_env(view->ops->argv, view->cmd_env);
+ if (!argv_from_env(view->ops->argv, view->cmd_env))
+ die("Too many arguments in the `%s` environment variable",
+ view->cmd_env);
init_display();
- if (request == REQ_VIEW_PAGER || run_argv) {
- if (request == REQ_VIEW_PAGER)
- io_open(&VIEW(request)->io, "");
- else if (!prepare_update(VIEW(request), run_argv, NULL, FORMAT_NONE))
- die("Failed to format arguments");
+ if (request != REQ_NONE)
open_view(NULL, request, OPEN_PREPARED);
- request = REQ_NONE;
- }
+ request = request == REQ_NONE ? REQ_VIEW_MAIN : REQ_NONE;
while (view_driver(display[current_view], request)) {
- int key;
- int i;
+ int key = get_input(0);
- foreach_view (view, i)
- update_view(view);
view = display[current_view];
-
- /* Refresh, accept single keystroke of input */
- key = wgetch(status_win);
-
- /* wgetch() with nodelay() enabled returns ERR when there's no
- * input. */
- if (key == ERR) {
- request = REQ_NONE;
- continue;
- }
-
request = get_keybinding(view->keymap, key);
/* Some low-level request handling. This keeps access to
{
char *cmd = read_prompt(":");
- if (cmd) {
+ if (cmd && isdigit(*cmd)) {
+ int lineno = view->lineno + 1;
+
+ if (parse_int(&lineno, cmd, 1, view->lines + 1) == OK) {
+ select_view_line(view, lineno - 1);
+ report("");
+ } else {
+ report("Unable to parse '%s' as a line number", cmd);
+ }
+
+ } else if (cmd) {
struct view *next = VIEW(REQ_VIEW_PAGER);
const char *argv[SIZEOF_ARG] = { "git" };
int argc = 1;
if (!argv_from_string(argv, &argc, cmd)) {
report("Too many arguments");
- } else if (!prepare_update(next, argv, NULL, FORMAT_DASH)) {
+ } else if (!prepare_update(next, argv, NULL)) {
report("Failed to format command");
} else {
open_view(view, REQ_VIEW_PAGER, OPEN_PREPARED);
if (search)
string_ncopy(opt_search, search, strlen(search));
+ else if (*opt_search)
+ request = request == REQ_SEARCH ?
+ REQ_FIND_NEXT :
+ REQ_FIND_PREV;
else
request = REQ_NONE;
break;
}
- case REQ_SCREEN_RESIZE:
- {
- int height, width;
-
- getmaxyx(stdscr, height, width);
-
- /* Resize the status view and let the view driver take
- * care of resizing the displayed views. */
- wresize(status_win, 1, width);
- mvwin(status_win, height - 1, 0);
- wrefresh(status_win);
- break;
- }
default:
break;
}