diff options
Diffstat (limited to 'builtin/tag.c')
| -rw-r--r-- | builtin/tag.c | 79 |
1 files changed, 74 insertions, 5 deletions
diff --git a/builtin/tag.c b/builtin/tag.c index 03df16a..7b1be85 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -15,11 +15,14 @@ #include "diff.h" #include "revision.h" #include "gpg-interface.h" +#include "sha1-array.h" +#include "column.h" static const char * const git_tag_usage[] = { "git tag [-a|-s|-u <key-id>] [-f] [-m <msg>|-F <file>] <tagname> [<head>]", "git tag -d <tagname>...", - "git tag -l [-n[<num>]] [<pattern>...]", + "git tag -l [-n[<num>]] [--contains <commit>] [--points-at <object>] " + "\n\t\t[<pattern>...]", "git tag -v <tagname>...", NULL }; @@ -30,6 +33,9 @@ struct tag_filter { struct commit_list *with_commit; }; +static struct sha1_array points_at; +static unsigned int colopts; + static int match_pattern(const char **patterns, const char *ref) { /* no pattern means match everything */ @@ -41,6 +47,24 @@ static int match_pattern(const char **patterns, const char *ref) return 0; } +static const unsigned char *match_points_at(const char *refname, + const unsigned char *sha1) +{ + const unsigned char *tagged_sha1 = NULL; + struct object *obj; + + if (sha1_array_lookup(&points_at, sha1) >= 0) + return sha1; + obj = parse_object(sha1); + if (!obj) + die(_("malformed object at '%s'"), refname); + if (obj->type == OBJ_TAG) + tagged_sha1 = ((struct tag *)obj)->tagged->sha1; + if (tagged_sha1 && sha1_array_lookup(&points_at, tagged_sha1) >= 0) + return tagged_sha1; + return NULL; +} + static int in_commit_list(const struct commit_list *want, struct commit *c) { for (; want; want = want->next) @@ -138,6 +162,9 @@ static int show_reference(const char *refname, const unsigned char *sha1, return 0; } + if (points_at.nr && !match_points_at(refname, sha1)) + return 0; + if (!filter->lines) { printf("%s\n", refname); return 0; @@ -238,6 +265,8 @@ static int git_tag_config(const char *var, const char *value, void *cb) int status = git_gpg_config(var, value, cb); if (status) return status; + if (!prefixcmp(var, "column.")) + return git_column_config(var, value, "tag", &colopts); return git_default_config(var, value, cb); } @@ -303,7 +332,7 @@ static void create_tag(const unsigned char *object, const char *tag, sha1_to_hex(object), typename(type), tag, - git_committer_info(IDENT_ERROR_ON_NO_NAME)); + git_committer_info(IDENT_STRICT)); if (header_len > sizeof(header_buf) - 1) die(_("tag header too big.")); @@ -383,6 +412,23 @@ static int strbuf_check_tag_ref(struct strbuf *sb, const char *name) return check_refname_format(sb->buf, 0); } +static int parse_opt_points_at(const struct option *opt __attribute__((unused)), + const char *arg, int unset) +{ + unsigned char sha1[20]; + + if (unset) { + sha1_array_clear(&points_at); + return 0; + } + if (!arg) + return error(_("switch 'points-at' requires an object")); + if (get_sha1(arg, sha1)) + return error(_("malformed object name '%s'"), arg); + sha1_array_append(&points_at, sha1); + return 0; +} + int cmd_tag(int argc, const char **argv, const char *prefix) { struct strbuf buf = STRBUF_INIT; @@ -417,6 +463,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix) OPT_STRING('u', "local-user", &keyid, "key-id", "use another key to sign the tag"), OPT__FORCE(&force, "replace the tag if exists"), + OPT_COLUMN(0, "column", &colopts, "show tag list in columns"), OPT_GROUP("Tag listing options"), { @@ -425,6 +472,10 @@ int cmd_tag(int argc, const char **argv, const char *prefix) PARSE_OPT_LASTARG_DEFAULT, parse_opt_with_commit, (intptr_t)"HEAD", }, + { + OPTION_CALLBACK, 0, "points-at", NULL, "object", + "print only tags of the object", 0, parse_opt_points_at + }, OPT_END() }; @@ -449,13 +500,31 @@ int cmd_tag(int argc, const char **argv, const char *prefix) if (list + delete + verify > 1) usage_with_options(git_tag_usage, options); - if (list) - return list_tags(argv, lines == -1 ? 0 : lines, - with_commit); + finalize_colopts(&colopts, -1); + if (list && lines != -1) { + if (explicitly_enable_column(colopts)) + die(_("--column and -n are incompatible")); + colopts = 0; + } + if (list) { + int ret; + if (column_active(colopts)) { + struct column_options copts; + memset(&copts, 0, sizeof(copts)); + copts.padding = 2; + run_column_filter(colopts, &copts); + } + ret = list_tags(argv, lines == -1 ? 0 : lines, with_commit); + if (column_active(colopts)) + stop_column_filter(); + return ret; + } if (lines != -1) die(_("-n option is only allowed with -l.")); if (with_commit) die(_("--contains option is only allowed with -l.")); + if (points_at.nr) + die(_("--points-at option is only allowed with -l.")); if (delete) return for_each_tag_name(argv, delete_tag); if (verify) |