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-rw-r--r--Documentation/git.txt6
-rw-r--r--contrib/completion/git-completion.bash2
-rw-r--r--git.c37
-rwxr-xr-xt/t0012-help.sh2
4 files changed, 39 insertions, 8 deletions
diff --git a/Documentation/git.txt b/Documentation/git.txt
index 4767860..2800e3d 100644
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -163,6 +163,12 @@ foo.bar= ...`) sets `foo.bar` to the empty string which `git config
Do not perform optional operations that require locks. This is
equivalent to setting the `GIT_OPTIONAL_LOCKS` to `0`.
+--list-cmds=group[,group...]::
+ List commands by group. This is an internal/experimental
+ option and may change or be removed in the future. Supported
+ groups are: builtins, parseopt (builtin commands that use
+ parse-options).
+
GIT COMMANDS
------------
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index a757073..3556838 100644
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -3049,7 +3049,7 @@ __git_complete_common () {
__git_cmds_with_parseopt_helper=
__git_support_parseopt_helper () {
test -n "$__git_cmds_with_parseopt_helper" ||
- __git_cmds_with_parseopt_helper="$(__git --list-parseopt-builtins)"
+ __git_cmds_with_parseopt_helper="$(__git --list-cmds=parseopt)"
case " $__git_cmds_with_parseopt_helper " in
*" $1 "*)
diff --git a/git.c b/git.c
index 3a89893..cd85355 100644
--- a/git.c
+++ b/git.c
@@ -38,6 +38,30 @@ static int use_pager = -1;
static void list_builtins(unsigned int exclude_option, char sep);
+static int match_token(const char *spec, int len, const char *token)
+{
+ int token_len = strlen(token);
+
+ return len == token_len && !strncmp(spec, token, token_len);
+}
+
+static int list_cmds(const char *spec)
+{
+ while (*spec) {
+ const char *sep = strchrnul(spec, ',');
+ int len = sep - spec;
+
+ if (match_token(spec, len, "builtins"))
+ list_builtins(0, '\n');
+ else
+ die(_("unsupported command listing type '%s'"), spec);
+ spec += len;
+ if (*spec == ',')
+ spec++;
+ }
+ return 0;
+}
+
static void commit_pager_choice(void) {
switch (use_pager) {
case 0:
@@ -223,12 +247,13 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
}
(*argv)++;
(*argc)--;
- } else if (!strcmp(cmd, "--list-builtins")) {
- list_builtins(0, '\n');
- exit(0);
- } else if (!strcmp(cmd, "--list-parseopt-builtins")) {
- list_builtins(NO_PARSEOPT, ' ');
- exit(0);
+ } else if (skip_prefix(cmd, "--list-cmds=", &cmd)) {
+ if (!strcmp(cmd, "parseopt")) {
+ list_builtins(NO_PARSEOPT, ' ');
+ exit(0);
+ } else {
+ exit(list_cmds(cmd));
+ }
} else {
fprintf(stderr, _("unknown option: %s\n"), cmd);
usage(git_usage_string);
diff --git a/t/t0012-help.sh b/t/t0012-help.sh
index c096f33..3c91a90 100755
--- a/t/t0012-help.sh
+++ b/t/t0012-help.sh
@@ -59,7 +59,7 @@ test_expect_success 'git help' '
'
test_expect_success 'generate builtin list' '
- git --list-builtins >builtins
+ git --list-cmds=builtins >builtins
'
while read builtin