[PATCH v2 07/11] builtin/gc.c: replace `git_config()` with `git_config_get_*()` family

[Tanay Abhra]

Use `git_config_get_*()` family instead of `git_config()` to take advantage of
the config-set API which provides a cleaner control flow.

Signed-off-by: Tanay Abhra <tanay...@gmail.com>
---
 builtin/gc.c | 51 ++++++++++++++++++++-------------------------------
 1 file changed, 20 insertions(+), 31 deletions(-)

diff --git a/builtin/gc.c b/builtin/gc.c
index 8d219d8..ced1456 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -55,44 +55,33 @@ static void remove_pidfile_on_signal(int signo)
        raise(signo);
 }
 
-static int gc_config(const char *var, const char *value, void *cb)
+static void gc_config(void)
 {
-       if (!strcmp(var, "gc.packrefs")) {
+       const char *value;
+
+       if (!git_config_get_value("gc.packrefs", &value)) {
                if (value && !strcmp(value, "notbare"))
                        pack_refs = -1;
                else
-                       pack_refs = git_config_bool(var, value);
-               return 0;
-       }
-       if (!strcmp(var, "gc.aggressivewindow")) {
-               aggressive_window = git_config_int(var, value);
-               return 0;
-       }
-       if (!strcmp(var, "gc.aggressivedepth")) {
-               aggressive_depth = git_config_int(var, value);
-               return 0;
-       }
-       if (!strcmp(var, "gc.auto")) {
-               gc_auto_threshold = git_config_int(var, value);
-               return 0;
-       }
-       if (!strcmp(var, "gc.autopacklimit")) {
-               gc_auto_pack_limit = git_config_int(var, value);
-               return 0;
+                       pack_refs = git_config_bool("gc.packrefs", value);
        }
-       if (!strcmp(var, "gc.autodetach")) {
-               detach_auto = git_config_bool(var, value);
-               return 0;
-       }
-       if (!strcmp(var, "gc.pruneexpire")) {
-               if (value && strcmp(value, "now")) {
+
+       git_config_get_int("gc.aggressivewindow", &aggressive_window);
+       git_config_get_int("gc.aggressivedepth", &aggressive_depth);
+       git_config_get_int("gc.auto", &gc_auto_threshold);
+       git_config_get_int("gc.autopacklimit", &gc_auto_pack_limit);
+       git_config_get_bool("gc.autodetach", &detach_auto);
+
+       if (!git_config_get_string_const("gc.pruneexpire", &prune_expire)) {
+               if (strcmp(prune_expire, "now")) {
                        unsigned long now = approxidate("now");
-                       if (approxidate(value) >= now)
-                               return error(_("Invalid %s: '%s'"), var, value);
+                       if (approxidate(prune_expire) >= now) {
+                               git_die_config("gc.pruneexpire", _("Invalid 
gc.pruneexpire: '%s'"),
+                                               prune_expire);
+                       }
                }
-               return git_config_string(&prune_expire, var, value);
        }
-       return git_default_config(var, value, cb);
+       git_config(git_default_config, NULL);
 }
 
 static int too_many_loose_objects(void)
@@ -301,7 +290,7 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
        argv_array_pushl(&prune, "prune", "--expire", NULL );
        argv_array_pushl(&rerere, "rerere", "gc", NULL);
 
-       git_config(gc_config, NULL);
+       gc_config();
 
        if (pack_refs < 0)
                pack_refs = !is_bare_repository();
-- 
1.9.0.GIT

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