X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-tag.c;h=114c684d246e975852bb5446ea2e7ab682ea036c;hb=8256c6e0107a51b2714f2e068b693025e4ddcae8;hp=66e5a5830792471a44c9211d4eafcf2b1ff6f0dd;hpb=e75c55844fd0ff96d00173574b1e49cc472ca928;p=git.git diff --git a/builtin-tag.c b/builtin-tag.c index 66e5a5830..114c684d2 100644 --- a/builtin-tag.c +++ b/builtin-tag.c @@ -11,9 +11,15 @@ #include "refs.h" #include "tag.h" #include "run-command.h" - -static const char builtin_tag_usage[] = - "git-tag [-n []] -l [] | [-a | -s | -u ] [-f | -d | -v] [-m | -F ] []"; +#include "parse-options.h" + +static const char * const git_tag_usage[] = { + "git-tag [-a|-s|-u ] [-f] [-m |-F ] []", + "git-tag -d ...", + "git-tag [-n []] -l []", + "git-tag -v ...", + NULL +}; static char signingkey[1000]; @@ -81,17 +87,16 @@ static int show_reference(const char *refname, const unsigned char *sha1, } printf("%-15s ", refname); - sp = buf = read_sha1_file(sha1, &type, &size); - if (!buf) + buf = read_sha1_file(sha1, &type, &size); + if (!buf || !size) return 0; - if (!size) { + + /* skip header */ + sp = strstr(buf, "\n\n"); + if (!sp) { free(buf); return 0; } - /* skip header */ - while (sp + 1 < buf + size && - !(sp[0] == '\n' && sp[1] == '\n')) - sp++; /* only take up to "lines" lines, and strip the signature */ for (i = 0, sp += 2; i < filter->lines && sp < buf + size && @@ -247,9 +252,37 @@ static int git_tag_config(const char *var, const char *value) return git_default_config(var, value); } +static void write_tag_body(int fd, const unsigned char *sha1) +{ + unsigned long size; + enum object_type type; + char *buf, *sp, *eob; + size_t len; + + buf = read_sha1_file(sha1, &type, &size); + if (!buf) + return; + /* skip header */ + sp = strstr(buf, "\n\n"); + + if (!sp || !size || type != OBJ_TAG) { + free(buf); + return; + } + sp += 2; /* skip the 2 LFs */ + eob = strstr(sp, "\n" PGP_SIGNATURE "\n"); + if (eob) + len = eob - sp; + else + len = buf + size - sp; + write_or_die(fd, sp, len); + + free(buf); +} + static void create_tag(const unsigned char *object, const char *tag, struct strbuf *buf, int message, int sign, - unsigned char *result) + unsigned char *prev, unsigned char *result) { enum object_type type; char header_buf[1024]; @@ -282,7 +315,11 @@ static void create_tag(const unsigned char *object, const char *tag, if (fd < 0) die("could not create file '%s': %s", path, strerror(errno)); - write_or_die(fd, tag_template, strlen(tag_template)); + + if (!is_null_sha1(prev)) + write_tag_body(fd, prev); + else + write_or_die(fd, tag_template, strlen(tag_template)); close(fd); launch_editor(path, buf); @@ -304,105 +341,101 @@ static void create_tag(const unsigned char *object, const char *tag, die("unable to write tag file"); } +struct msg_arg { + int given; + struct strbuf buf; +}; + +static int parse_msg_arg(const struct option *opt, const char *arg, int unset) +{ + struct msg_arg *msg = opt->value; + + if (!arg) + return -1; + if (msg->buf.len) + strbuf_addstr(&(msg->buf), "\n\n"); + strbuf_addstr(&(msg->buf), arg); + msg->given = 1; + return 0; +} + int cmd_tag(int argc, const char **argv, const char *prefix) { struct strbuf buf; unsigned char object[20], prev[20]; - int annotate = 0, sign = 0, force = 0, lines = 0, message = 0; char ref[PATH_MAX]; const char *object_ref, *tag; - int i; struct ref_lock *lock; + int annotate = 0, sign = 0, force = 0, lines = 0, + delete = 0, verify = 0; + char *list = NULL, *msgfile = NULL, *keyid = NULL; + const char *no_pattern = "NO_PATTERN"; + struct msg_arg msg = { 0, STRBUF_INIT }; + struct option options[] = { + { OPTION_STRING, 'l', NULL, &list, "pattern", "list tag names", + PARSE_OPT_OPTARG, NULL, (intptr_t) no_pattern }, + { OPTION_INTEGER, 'n', NULL, &lines, NULL, + "print n lines of each tag message", + PARSE_OPT_OPTARG, NULL, 1 }, + OPT_BOOLEAN('d', NULL, &delete, "delete tags"), + OPT_BOOLEAN('v', NULL, &verify, "verify tags"), + + OPT_GROUP("Tag creation options"), + OPT_BOOLEAN('a', NULL, &annotate, + "annotated tag, needs a message"), + OPT_CALLBACK('m', NULL, &msg, "msg", + "message for the tag", parse_msg_arg), + OPT_STRING('F', NULL, &msgfile, "file", "message in a file"), + OPT_BOOLEAN('s', NULL, &sign, "annotated and GPG-signed tag"), + OPT_STRING('u', NULL, &keyid, "key-id", + "use another key to sign the tag"), + OPT_BOOLEAN('f', NULL, &force, "replace the tag if exists"), + OPT_END() + }; + git_config(git_tag_config); - strbuf_init(&buf, 0); - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; + argc = parse_options(argc, argv, options, git_tag_usage, 0); - if (arg[0] != '-') - break; - if (!strcmp(arg, "-a")) { - annotate = 1; - continue; - } - if (!strcmp(arg, "-s")) { - annotate = 1; - sign = 1; - continue; - } - if (!strcmp(arg, "-f")) { - force = 1; - continue; - } - if (!strcmp(arg, "-n")) { - if (i + 1 == argc || *argv[i + 1] == '-') - /* no argument */ - lines = 1; - else - lines = isdigit(*argv[++i]) ? - atoi(argv[i]) : 1; - continue; - } - if (!strcmp(arg, "-m")) { - annotate = 1; - i++; - if (i == argc) - die("option -m needs an argument."); - if (message) - die("only one -F or -m option is allowed."); - strbuf_addstr(&buf, argv[i]); - message = 1; - continue; - } - if (!strcmp(arg, "-F")) { - annotate = 1; - i++; - if (i == argc) - die("option -F needs an argument."); - if (message) - die("only one -F or -m option is allowed."); - - if (!strcmp(argv[i], "-")) { + if (sign) + annotate = 1; + + if (list) + return list_tags(list == no_pattern ? NULL : list, lines); + if (delete) + return for_each_tag_name(argv, delete_tag); + if (verify) + return for_each_tag_name(argv, verify_tag); + + strbuf_init(&buf, 0); + if (msg.given || msgfile) { + if (msg.given && msgfile) + die("only one -F or -m option is allowed."); + annotate = 1; + if (msg.given) + strbuf_addbuf(&buf, &(msg.buf)); + else { + if (!strcmp(msgfile, "-")) { if (strbuf_read(&buf, 0, 1024) < 0) - die("cannot read %s", argv[i]); + die("cannot read %s", msgfile); } else { - if (strbuf_read_file(&buf, argv[i], 1024) < 0) + if (strbuf_read_file(&buf, msgfile, 1024) < 0) die("could not open or read '%s': %s", - argv[i], strerror(errno)); + msgfile, strerror(errno)); } - message = 1; - continue; - } - if (!strcmp(arg, "-u")) { - annotate = 1; - sign = 1; - i++; - if (i == argc) - die("option -u needs an argument."); - if (strlcpy(signingkey, argv[i], sizeof(signingkey)) - >= sizeof(signingkey)) - die("argument to option -u too long"); - continue; } - if (!strcmp(arg, "-l")) - return list_tags(argv[i + 1], lines); - if (!strcmp(arg, "-d")) - return for_each_tag_name(argv + i + 1, delete_tag); - if (!strcmp(arg, "-v")) - return for_each_tag_name(argv + i + 1, verify_tag); - usage(builtin_tag_usage); } - if (i == argc) { + if (argc == 0) { if (annotate) - usage(builtin_tag_usage); + usage_with_options(git_tag_usage, options); return list_tags(NULL, lines); } - tag = argv[i++]; + tag = argv[0]; - object_ref = i < argc ? argv[i] : "HEAD"; - if (i + 1 < argc) + object_ref = argc == 2 ? argv[1] : "HEAD"; + if (argc > 2) die("too many params"); if (get_sha1(object_ref, object)) @@ -419,7 +452,8 @@ int cmd_tag(int argc, const char **argv, const char *prefix) die("tag '%s' already exists", tag); if (annotate) - create_tag(object, tag, &buf, message, sign, object); + create_tag(object, tag, &buf, msg.given || msgfile, + sign, prev, object); lock = lock_any_ref_for_update(ref, prev, 0); if (!lock)