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Diffstat (limited to 'help.c')
-rw-r--r--help.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/help.c b/help.c
index 5feb849..e57a50e 100644
--- a/help.c
+++ b/help.c
@@ -210,7 +210,7 @@ static unsigned int list_commands_in_dir(struct cmdnames *cmds,
return longest;
}
-static void list_commands(void)
+static unsigned int load_command_list(void)
{
unsigned int longest = 0;
unsigned int len;
@@ -250,6 +250,14 @@ static void list_commands(void)
uniq(&other_cmds);
exclude_cmds(&other_cmds, &main_cmds);
+ return longest;
+}
+
+static void list_commands(void)
+{
+ unsigned int longest = load_command_list();
+ const char *exec_path = git_exec_path();
+
if (main_cmds.cnt) {
printf("available git commands in '%s'\n", exec_path);
printf("----------------------------");
@@ -284,6 +292,22 @@ void list_common_cmds_help(void)
}
}
+static int is_in_cmdlist(struct cmdnames *c, const char *s)
+{
+ int i;
+ for (i = 0; i < c->cnt; i++)
+ if (!strcmp(s, c->names[i]->name))
+ return 1;
+ return 0;
+}
+
+static int is_git_command(const char *s)
+{
+ load_command_list();
+ return is_in_cmdlist(&main_cmds, s) ||
+ is_in_cmdlist(&other_cmds, s);
+}
+
static const char *cmd_to_page(const char *git_cmd)
{
if (!git_cmd)
@@ -372,6 +396,7 @@ int cmd_version(int argc, const char **argv, const char *prefix)
int cmd_help(int argc, const char **argv, const char *prefix)
{
int nongit;
+ const char *alias;
setup_git_directory_gently(&nongit);
git_config(git_help_config);
@@ -391,6 +416,12 @@ int cmd_help(int argc, const char **argv, const char *prefix)
return 0;
}
+ alias = alias_lookup(argv[0]);
+ if (alias && !is_git_command(argv[0])) {
+ printf("`git %s' is aliased to `%s'\n", argv[0], alias);
+ return 0;
+ }
+
switch (help_format) {
case HELP_FORMAT_MAN:
show_man_page(argv[0]);