Add callback data to for_each_ref() family.

diff --git a/describe.c b/describe.c
index 5ed052d3a1ad68fe1f4bbc209da8e45ac5d28469..ea0f2ce55bf7e20109f43e41908a580f7fdb6eac 100644 (file)
--- a/describe.c
+++ b/describe.c
@@ -53,7 +53,7 @@ static void add_to_known_names(const char *path,
        names = ++idx;
 }
 
-static int get_name(const char *path, const unsigned char *sha1)
+static int get_name(const char *path, const unsigned char *sha1, void *cb_data)
 {
        struct commit *commit = lookup_commit_reference_gently(sha1, 1);
        struct object *object;
@@ -113,7 +113,7 @@ static void describe(const char *arg, int last_one)
 
        if (!initialized) {
                initialized = 1;
-               for_each_ref(get_name);
+               for_each_ref(get_name, NULL);
                qsort(name_array, names, sizeof(*name_array), compare_names);
        }
 
@@ -163,7 +163,7 @@ int main(int argc, char **argv)
 
        setup_git_directory();
 
-       if (i == argc)
+       if (argc <= i)
                describe("HEAD", 1);
        else
                while (i < argc) {