builtin-help: make some internal functions available to other builtins

diff --git a/builtin-for-each-ref.c b/builtin-for-each-ref.c
index 07d9c572125523e2eb8f82e4cab907ee7dc94348..445039e19c75e4c9321f7ee64289ef8201a25c14 100644 (file)
--- a/builtin-for-each-ref.c
+++ b/builtin-for-each-ref.c
@@ -234,6 +234,13 @@ static void grab_tag_values(struct atom_value *val, int deref, struct object *ob
                        name++;
                if (!strcmp(name, "tag"))
                        v->s = tag->tag;
+               else if (!strcmp(name, "type") && tag->tagged)
+                       v->s = typename(tag->tagged->type);
+               else if (!strcmp(name, "object") && tag->tagged) {
+                       char *s = xmalloc(41);
+                       strcpy(s, sha1_to_hex(tag->tagged->sha1));
+                       v->s = s;
+               }
        }
 }
 
@@ -802,7 +809,7 @@ static struct ref_sort *default_sort(void)
        return sort;
 }
 
-int opt_parse_sort(const struct option *opt, const char *arg, int unset)
+static int opt_parse_sort(const struct option *opt, const char *arg, int unset)
 {
        struct ref_sort **sort_tail = opt->value;
        struct ref_sort *s;
@@ -824,7 +831,7 @@ int opt_parse_sort(const struct option *opt, const char *arg, int unset)
 }
 
 static char const * const for_each_ref_usage[] = {
-       "git-for-each-ref [options] [<pattern>]",
+       "git for-each-ref [options] [<pattern>]",
        NULL
 };