update-hook-example: optionally allow non-fast-forward

diff --git a/builtin-rev-parse.c b/builtin-rev-parse.c
index f8d8548e9cddd7d2d123fcf0fdee513754df86c1..a7860ed75ac4a7b1895bfe088e34a39b24448f57 100644 (file)
--- a/builtin-rev-parse.c
+++ b/builtin-rev-parse.c
@@ -94,6 +94,14 @@ static void show(const char *arg)
                puts(arg);
 }
 
+/* Like show(), but with a negation prefix according to type */
+static void show_with_type(int type, const char *arg)
+{
+       if (type != show_type)
+               putchar('^');
+       show(arg);
+}
+
 /* Output a revision, only if filter allows it */
 static void show_rev(int type, const unsigned char *sha1, const char *name)
 {
@@ -101,8 +109,6 @@ static void show_rev(int type, const unsigned char *sha1, const char *name)
                return;
        def = NULL;
 
-       if (type != show_type)
-               putchar('^');
        if (symbolic && name) {
                if (symbolic == SHOW_SYMBOLIC_FULL) {
                        unsigned char discard[20];
@@ -119,20 +125,20 @@ static void show_rev(int type, const unsigned char *sha1, const char *name)
                                 */
                                break;
                        case 1: /* happy */
-                               show(full);
+                               show_with_type(type, full);
                                break;
                        default: /* ambiguous */
                                error("refname '%s' is ambiguous", name);
                                break;
                        }
                } else {
-                       show(name);
+                       show_with_type(type, name);
                }
        }
        else if (abbrev)
-               show(find_unique_abbrev(sha1, abbrev));
+               show_with_type(type, find_unique_abbrev(sha1, abbrev));
        else
-               show(sha1_to_hex(sha1));
+               show_with_type(type, sha1_to_hex(sha1));
 }
 
 /* Output a flag, only if filter allows it. */
@@ -381,7 +387,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                return cmd_parseopt(argc - 1, argv + 1, prefix);
 
        prefix = setup_git_directory();
-       git_config(git_default_config);
+       git_config(git_default_config, NULL);
        for (i = 1; i < argc; i++) {
                const char *arg = argv[i];