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-rw-r--r--builtin/rev-parse.c136
1 files changed, 81 insertions, 55 deletions
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 3626c61da6..c961b74c5a 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -190,17 +190,17 @@ static int show_default(void)
return 0;
}
-static int show_reference(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
+static int show_reference(const char *refname, const struct object_id *oid, int flag, void *cb_data)
{
if (ref_excluded(ref_excludes, refname))
return 0;
- show_rev(NORMAL, sha1, refname);
+ show_rev(NORMAL, oid->hash, refname);
return 0;
}
-static int anti_reference(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
+static int anti_reference(const char *refname, const struct object_id *oid, int flag, void *cb_data)
{
- show_rev(REVERSED, sha1, refname);
+ show_rev(REVERSED, oid->hash, refname);
return 0;
}
@@ -281,11 +281,8 @@ static int try_difference(const char *arg)
b = lookup_commit_reference(end);
exclude = get_merge_bases(a, b);
while (exclude) {
- struct commit_list *n = exclude->next;
- show_rev(REVERSED,
- exclude->item->object.sha1,NULL);
- free(exclude);
- exclude = n;
+ struct commit *commit = pop_commit(&exclude);
+ show_rev(REVERSED, commit->object.oid.hash, NULL);
}
}
*dotdot = '.';
@@ -322,7 +319,7 @@ static int try_parent_shorthands(const char *arg)
commit = lookup_commit_reference(sha1);
for (parents = commit->parents; parents; parents = parents->next)
show_rev(parents_only ? NORMAL : REVERSED,
- parents->item->object.sha1, arg);
+ parents->item->object.oid.hash, arg);
*dotdot = '^';
return 1;
@@ -371,6 +368,7 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
N_("output in stuck long form")),
OPT_END(),
};
+ static const char * const flag_chars = "*=?!";
struct strbuf sb = STRBUF_INIT, parsed = STRBUF_INIT;
const char **usage = NULL;
@@ -385,7 +383,7 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
/* get the usage up to the first line with a -- on it */
for (;;) {
- if (strbuf_getline(&sb, stdin, '\n') == EOF)
+ if (strbuf_getline(&sb, stdin) == EOF)
die("premature end of input");
ALLOC_GROW(usage, unb + 1, usz);
if (!strcmp("--", sb.buf)) {
@@ -398,9 +396,9 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
}
/* parse: (<short>|<short>,<long>|<long>)[*=?!]*<arghint>? SP+ <help> */
- while (strbuf_getline(&sb, stdin, '\n') != EOF) {
+ while (strbuf_getline(&sb, stdin) != EOF) {
const char *s;
- const char *end;
+ const char *help;
struct option *o;
if (!sb.len)
@@ -410,54 +408,56 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
memset(opts + onb, 0, sizeof(opts[onb]));
o = &opts[onb++];
- s = strchr(sb.buf, ' ');
- if (!s || *sb.buf == ' ') {
+ help = strchr(sb.buf, ' ');
+ if (!help || *sb.buf == ' ') {
o->type = OPTION_GROUP;
o->help = xstrdup(skipspaces(sb.buf));
continue;
}
o->type = OPTION_CALLBACK;
- o->help = xstrdup(skipspaces(s));
+ o->help = xstrdup(skipspaces(help));
o->value = &parsed;
o->flags = PARSE_OPT_NOARG;
o->callback = &parseopt_dump;
- /* Possible argument name hint */
- end = s;
- while (s > sb.buf && strchr("*=?!", s[-1]) == NULL)
- --s;
- if (s != sb.buf && s != end)
- o->argh = xmemdupz(s, end - s);
- if (s == sb.buf)
- s = end;
-
- while (s > sb.buf && strchr("*=?!", s[-1])) {
- switch (*--s) {
+ /* name(s) */
+ s = strpbrk(sb.buf, flag_chars);
+ if (s == NULL)
+ s = help;
+
+ if (s - sb.buf == 1) /* short option only */
+ o->short_name = *sb.buf;
+ else if (sb.buf[1] != ',') /* long option only */
+ o->long_name = xmemdupz(sb.buf, s - sb.buf);
+ else {
+ o->short_name = *sb.buf;
+ o->long_name = xmemdupz(sb.buf + 2, s - sb.buf - 2);
+ }
+
+ /* flags */
+ while (s < help) {
+ switch (*s++) {
case '=':
o->flags &= ~PARSE_OPT_NOARG;
- break;
+ continue;
case '?':
o->flags &= ~PARSE_OPT_NOARG;
o->flags |= PARSE_OPT_OPTARG;
- break;
+ continue;
case '!':
o->flags |= PARSE_OPT_NONEG;
- break;
+ continue;
case '*':
o->flags |= PARSE_OPT_HIDDEN;
- break;
+ continue;
}
+ s--;
+ break;
}
- if (s - sb.buf == 1) /* short option only */
- o->short_name = *sb.buf;
- else if (sb.buf[1] != ',') /* long option only */
- o->long_name = xmemdupz(sb.buf, s - sb.buf);
- else {
- o->short_name = *sb.buf;
- o->long_name = xmemdupz(sb.buf + 2, s - sb.buf - 2);
- }
+ if (s < help)
+ o->argh = xmemdupz(s, help - s);
}
strbuf_release(&sb);
@@ -505,6 +505,7 @@ N_("git rev-parse --parseopt [<options>] -- [<args>...]\n"
int cmd_rev_parse(int argc, const char **argv, const char *prefix)
{
int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0;
+ int did_repo_setup = 0;
int has_dashdash = 0;
int output_prefix = 0;
unsigned char sha1[20];
@@ -528,11 +529,47 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
}
}
- prefix = setup_git_directory();
- git_config(git_default_config, NULL);
+ /* No options; just report on whether we're in a git repo or not. */
+ if (argc == 1) {
+ setup_git_directory();
+ git_config(git_default_config, NULL);
+ return 0;
+ }
+
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
+ if (!strcmp(arg, "--local-env-vars")) {
+ int i;
+ for (i = 0; local_repo_env[i]; i++)
+ printf("%s\n", local_repo_env[i]);
+ continue;
+ }
+ if (!strcmp(arg, "--resolve-git-dir")) {
+ const char *gitdir = argv[++i];
+ if (!gitdir)
+ die("--resolve-git-dir requires an argument");
+ gitdir = resolve_gitdir(gitdir);
+ if (!gitdir)
+ die("not a gitdir '%s'", argv[i]);
+ puts(gitdir);
+ continue;
+ }
+
+ /* The rest of the options require a git repository. */
+ if (!did_repo_setup) {
+ prefix = setup_git_directory();
+ git_config(git_default_config, NULL);
+ did_repo_setup = 1;
+ }
+
+ if (!strcmp(arg, "--git-path")) {
+ if (!argv[i + 1])
+ die("--git-path requires an argument");
+ puts(git_path("%s", argv[i + 1]));
+ i++;
+ continue;
+ }
if (as_is) {
if (show_file(arg, output_prefix) && as_is < 2)
verify_filename(prefix, arg, 0);
@@ -699,12 +736,6 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
add_ref_exclusion(&ref_excludes, arg + 10);
continue;
}
- if (!strcmp(arg, "--local-env-vars")) {
- int i;
- for (i = 0; local_repo_env[i]; i++)
- printf("%s\n", local_repo_env[i]);
- continue;
- }
if (!strcmp(arg, "--show-toplevel")) {
const char *work_tree = get_git_work_tree();
if (work_tree)
@@ -755,14 +786,9 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
free(cwd);
continue;
}
- if (!strcmp(arg, "--resolve-git-dir")) {
- const char *gitdir = argv[++i];
- if (!gitdir)
- die("--resolve-git-dir requires an argument");
- gitdir = resolve_gitdir(gitdir);
- if (!gitdir)
- die("not a gitdir '%s'", argv[i]);
- puts(gitdir);
+ if (!strcmp(arg, "--git-common-dir")) {
+ const char *pfx = prefix ? prefix : "";
+ puts(prefix_filename(pfx, strlen(pfx), get_git_common_dir()));
continue;
}
if (!strcmp(arg, "--is-inside-git-dir")) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-28 11:37:20 +0000