X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin%2Ffmt-merge-msg.c;h=7e2f22589dcb14d5ba95ce1331ef816a458533d0;hb=6c41e97557d94df7085e3c0cff247305c9401968;hp=9d524000b5ba4d9c7566edd5756b68d728ec362b;hpb=03f94ae9f909952ed5a78917ab319a312889354b;p=git.git diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index 9d524000b..7e2f22589 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -4,78 +4,43 @@ #include "diff.h" #include "revision.h" #include "tag.h" +#include "string-list.h" static const char * const fmt_merge_msg_usage[] = { - "git fmt-merge-msg [--log|--no-log] [--file ]", + "git fmt-merge-msg [-m ] [--log[=]|--no-log] [--file ]", NULL }; -static int merge_summary; +static int shortlog_len; static int fmt_merge_msg_config(const char *key, const char *value, void *cb) { - static int found_merge_log = 0; - if (!strcmp("merge.log", key)) { - found_merge_log = 1; - merge_summary = git_config_bool(key, value); + if (!strcmp(key, "merge.log") || !strcmp(key, "merge.summary")) { + int is_bool; + shortlog_len = git_config_bool_or_int(key, value, &is_bool); + if (!is_bool && shortlog_len < 0) + return error("%s: negative length %s", key, value); + if (is_bool && shortlog_len) + shortlog_len = DEFAULT_MERGE_LOG_LEN; } - if (!found_merge_log && !strcmp("merge.summary", key)) - merge_summary = git_config_bool(key, value); return 0; } -struct list { - char **list; - void **payload; - unsigned nr, alloc; +struct src_data { + struct string_list branch, tag, r_branch, generic; + int head_status; }; -static void append_to_list(struct list *list, char *value, void *payload) +static void init_src_data(struct src_data *data) { - if (list->nr == list->alloc) { - list->alloc += 32; - list->list = xrealloc(list->list, sizeof(char *) * list->alloc); - list->payload = xrealloc(list->payload, - sizeof(char *) * list->alloc); - } - list->payload[list->nr] = payload; - list->list[list->nr++] = value; + data->branch.strdup_strings = 1; + data->tag.strdup_strings = 1; + data->r_branch.strdup_strings = 1; + data->generic.strdup_strings = 1; } -static int find_in_list(struct list *list, char *value) -{ - int i; - - for (i = 0; i < list->nr; i++) - if (!strcmp(list->list[i], value)) - return i; - - return -1; -} - -static void free_list(struct list *list) -{ - int i; - - if (list->alloc == 0) - return; - - for (i = 0; i < list->nr; i++) { - free(list->list[i]); - free(list->payload[i]); - } - free(list->list); - free(list->payload); - list->nr = list->alloc = 0; -} - -struct src_data { - struct list branch, tag, r_branch, generic; - int head_status; -}; - -static struct list srcs = { NULL, NULL, 0, 0}; -static struct list origins = { NULL, NULL, 0, 0}; +static struct string_list srcs = STRING_LIST_INIT_DUP; +static struct string_list origins = STRING_LIST_INIT_DUP; static int handle_line(char *line) { @@ -83,6 +48,7 @@ static int handle_line(char *line) unsigned char *sha1; char *src, *origin; struct src_data *src_data; + struct string_list_item *item; int pulling_head = 0; if (len < 43 || line[40] != '\t') @@ -115,64 +81,62 @@ static int handle_line(char *line) pulling_head = 1; } - i = find_in_list(&srcs, src); - if (i < 0) { - i = srcs.nr; - append_to_list(&srcs, xstrdup(src), - xcalloc(1, sizeof(struct src_data))); + item = unsorted_string_list_lookup(&srcs, src); + if (!item) { + item = string_list_append(&srcs, src); + item->util = xcalloc(1, sizeof(struct src_data)); + init_src_data(item->util); } - src_data = srcs.payload[i]; + src_data = item->util; if (pulling_head) { - origin = xstrdup(src); + origin = src; src_data->head_status |= 1; } else if (!prefixcmp(line, "branch ")) { - origin = xstrdup(line + 7); - append_to_list(&src_data->branch, origin, NULL); + origin = line + 7; + string_list_append(&src_data->branch, origin); src_data->head_status |= 2; } else if (!prefixcmp(line, "tag ")) { origin = line; - append_to_list(&src_data->tag, xstrdup(origin + 4), NULL); + string_list_append(&src_data->tag, origin + 4); src_data->head_status |= 2; - } else if (!prefixcmp(line, "remote branch ")) { - origin = xstrdup(line + 14); - append_to_list(&src_data->r_branch, origin, NULL); + } else if (!prefixcmp(line, "remote-tracking branch ")) { + origin = line + strlen("remote-tracking branch "); + string_list_append(&src_data->r_branch, origin); src_data->head_status |= 2; } else { - origin = xstrdup(src); - append_to_list(&src_data->generic, xstrdup(line), NULL); + origin = src; + string_list_append(&src_data->generic, line); src_data->head_status |= 2; } if (!strcmp(".", src) || !strcmp(src, origin)) { int len = strlen(origin); - if (origin[0] == '\'' && origin[len - 1] == '\'') { + if (origin[0] == '\'' && origin[len - 1] == '\'') origin = xmemdupz(origin + 1, len - 2); - } else { - origin = xstrdup(origin); - } } else { char *new_origin = xmalloc(strlen(origin) + strlen(src) + 5); sprintf(new_origin, "%s of %s", origin, src); origin = new_origin; } - append_to_list(&origins, origin, sha1); + string_list_append(&origins, origin)->util = sha1; return 0; } static void print_joined(const char *singular, const char *plural, - struct list *list, struct strbuf *out) + struct string_list *list, struct strbuf *out) { if (list->nr == 0) return; if (list->nr == 1) { - strbuf_addf(out, "%s%s", singular, list->list[0]); + strbuf_addf(out, "%s%s", singular, list->items[0].string); } else { int i; strbuf_addstr(out, plural); for (i = 0; i < list->nr - 1; i++) - strbuf_addf(out, "%s%s", i > 0 ? ", " : "", list->list[i]); - strbuf_addf(out, " and %s", list->list[list->nr - 1]); + strbuf_addf(out, "%s%s", i > 0 ? ", " : "", + list->items[i].string); + strbuf_addf(out, " and %s", list->items[list->nr - 1].string); } } @@ -183,8 +147,9 @@ static void shortlog(const char *name, unsigned char *sha1, int i, count = 0; struct commit *commit; struct object *branch; - struct list subjects = { NULL, NULL, 0, 0 }; + struct string_list subjects = STRING_LIST_INIT_DUP; int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED; + struct strbuf sb = STRBUF_INIT; branch = deref_tag(parse_object(sha1), sha1_to_hex(sha1), 40); if (!branch || branch->type != OBJ_COMMIT) @@ -198,7 +163,7 @@ static void shortlog(const char *name, unsigned char *sha1, if (prepare_revision_walk(rev)) die("revision walk setup failed"); while ((commit = get_revision(rev)) != NULL) { - char *oneline, *bol, *eol; + struct pretty_print_context ctx = {0}; /* ignore merges */ if (commit->parents && commit->parents->next) @@ -208,30 +173,14 @@ static void shortlog(const char *name, unsigned char *sha1, if (subjects.nr > limit) continue; - bol = strstr(commit->buffer, "\n\n"); - if (bol) { - unsigned char c; - do { - c = *++bol; - } while (isspace(c)); - if (!c) - bol = NULL; - } - - if (!bol) { - append_to_list(&subjects, xstrdup(sha1_to_hex( - commit->object.sha1)), - NULL); - continue; - } + format_commit_message(commit, "%s", &sb, &ctx); + strbuf_ltrim(&sb); - eol = strchr(bol, '\n'); - if (eol) { - oneline = xmemdupz(bol, eol - bol); - } else { - oneline = xstrdup(bol); - } - append_to_list(&subjects, oneline, NULL); + if (!sb.len) + string_list_append(&subjects, + sha1_to_hex(commit->object.sha1)); + else + string_list_append(&subjects, strbuf_detach(&sb, NULL)); } if (count > limit) @@ -243,7 +192,7 @@ static void shortlog(const char *name, unsigned char *sha1, if (i >= limit) strbuf_addf(out, " ...\n"); else - strbuf_addf(out, " %s\n", subjects.list[i]); + strbuf_addf(out, " %s\n", subjects.items[i].string); clear_commit_marks((struct commit *)branch, flags); clear_commit_marks(head, flags); @@ -251,46 +200,24 @@ static void shortlog(const char *name, unsigned char *sha1, rev->commits = NULL; rev->pending.nr = 0; - free_list(&subjects); + string_list_clear(&subjects, 0); } -int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { - int limit = 20, i = 0, pos = 0; +static void do_fmt_merge_msg_title(struct strbuf *out, + const char *current_branch) { + int i = 0; char *sep = ""; - unsigned char head_sha1[20]; - const char *current_branch; - - /* get current branch */ - current_branch = resolve_ref("HEAD", head_sha1, 1, NULL); - if (!current_branch) - die("No current branch"); - if (!prefixcmp(current_branch, "refs/heads/")) - current_branch += 11; - - /* get a line */ - while (pos < in->len) { - int len; - char *newline, *p = in->buf + pos; - - newline = strchr(p, '\n'); - len = newline ? newline - p : strlen(p); - pos += len + !!newline; - i++; - p[len] = 0; - if (handle_line(p)) - die ("Error in line %d: %.*s", i, len, p); - } strbuf_addstr(out, "Merge "); for (i = 0; i < srcs.nr; i++) { - struct src_data *src_data = srcs.payload[i]; + struct src_data *src_data = srcs.items[i].util; const char *subsep = ""; strbuf_addstr(out, sep); sep = "; "; if (src_data->head_status == 1) { - strbuf_addstr(out, srcs.list[i]); + strbuf_addstr(out, srcs.items[i].string); continue; } if (src_data->head_status == 3) { @@ -306,7 +233,7 @@ int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { if (src_data->r_branch.nr) { strbuf_addstr(out, subsep); subsep = ", "; - print_joined("remote branch ", "remote branches ", + print_joined("remote-tracking branch ", "remote-tracking branches ", &src_data->r_branch, out); } if (src_data->tag.nr) { @@ -319,38 +246,88 @@ int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { print_joined("commit ", "commits ", &src_data->generic, out); } - if (strcmp(".", srcs.list[i])) - strbuf_addf(out, " of %s", srcs.list[i]); + if (strcmp(".", srcs.items[i].string)) + strbuf_addf(out, " of %s", srcs.items[i].string); } if (!strcmp("master", current_branch)) strbuf_addch(out, '\n'); else strbuf_addf(out, " into %s\n", current_branch); +} + +static int do_fmt_merge_msg(int merge_title, struct strbuf *in, + struct strbuf *out, int shortlog_len) { + int i = 0, pos = 0; + unsigned char head_sha1[20]; + const char *current_branch; + + /* get current branch */ + current_branch = resolve_ref("HEAD", head_sha1, 1, NULL); + if (!current_branch) + die("No current branch"); + if (!prefixcmp(current_branch, "refs/heads/")) + current_branch += 11; + + /* get a line */ + while (pos < in->len) { + int len; + char *newline, *p = in->buf + pos; + + newline = strchr(p, '\n'); + len = newline ? newline - p : strlen(p); + pos += len + !!newline; + i++; + p[len] = 0; + if (handle_line(p)) + die ("Error in line %d: %.*s", i, len, p); + } - if (merge_summary) { + if (!srcs.nr) + return 0; + + if (merge_title) + do_fmt_merge_msg_title(out, current_branch); + + if (shortlog_len) { struct commit *head; struct rev_info rev; - head = lookup_commit(head_sha1); + head = lookup_commit_or_die(head_sha1, "HEAD"); init_revisions(&rev, NULL); rev.commit_format = CMIT_FMT_ONELINE; rev.ignore_merges = 1; rev.limited = 1; + if (suffixcmp(out->buf, "\n")) + strbuf_addch(out, '\n'); + for (i = 0; i < origins.nr; i++) - shortlog(origins.list[i], origins.payload[i], - head, &rev, limit, out); + shortlog(origins.items[i].string, origins.items[i].util, + head, &rev, shortlog_len, out); } return 0; } +int fmt_merge_msg(struct strbuf *in, struct strbuf *out, + int merge_title, int shortlog_len) { + return do_fmt_merge_msg(merge_title, in, out, shortlog_len); +} + int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) { const char *inpath = NULL; + const char *message = NULL; struct option options[] = { - OPT_BOOLEAN(0, "log", &merge_summary, "populate log with the shortlog"), - OPT_BOOLEAN(0, "summary", &merge_summary, "alias for --log"), + { OPTION_INTEGER, 0, "log", &shortlog_len, "n", + "populate log with at most entries from shortlog", + PARSE_OPT_OPTARG, NULL, DEFAULT_MERGE_LOG_LEN }, + { OPTION_INTEGER, 0, "summary", &shortlog_len, "n", + "alias for --log (deprecated)", + PARSE_OPT_OPTARG | PARSE_OPT_HIDDEN, NULL, + DEFAULT_MERGE_LOG_LEN }, + OPT_STRING('m', "message", &message, "text", + "use as start of message"), OPT_FILENAME('F', "file", &inpath, "file to read from"), OPT_END() }; @@ -364,6 +341,14 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) 0); if (argc > 0) usage_with_options(fmt_merge_msg_usage, options); + if (message && !shortlog_len) { + char nl = '\n'; + write_in_full(STDOUT_FILENO, message, strlen(message)); + write_in_full(STDOUT_FILENO, &nl, 1); + return 0; + } + if (shortlog_len < 0) + die("Negative --log=%d", shortlog_len); if (inpath && strcmp(inpath, "-")) { in = fopen(inpath, "r"); @@ -373,7 +358,13 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) if (strbuf_read(&input, fileno(in), 0) < 0) die_errno("could not read input file"); - ret = fmt_merge_msg(merge_summary, &input, &output); + + if (message) + strbuf_addstr(&output, message); + ret = fmt_merge_msg(&input, &output, + message ? 0 : 1, + shortlog_len); + if (ret) return ret; write_in_full(STDOUT_FILENO, output.buf, output.len);