use skip_prefix to avoid magic numbers

[thirdparty/git.git] / help.c

diff --git a/help.c b/help.c
index b266b09320c067221eb4fffa56e4778d5f8b3a9e..b0f1a697216ded21bf7e1f9147be4dc611bd94de 100644 (file)
--- a/help.c
+++ b/help.c
@@ -251,11 +251,13 @@ static struct cmdnames aliases;
 
 static int git_unknown_cmd_config(const char *var, const char *value, void *cb)
 {
+       const char *p;
+
        if (!strcmp(var, "help.autocorrect"))
                autocorrect = git_config_int(var,value);
        /* Also use aliases for command lookup */
-       if (starts_with(var, "alias."))
-               add_cmdname(&aliases, var + 6, strlen(var + 6));
+       if (skip_prefix(var, "alias.", &p))
+               add_cmdname(&aliases, p, strlen(p));
 
        return git_default_config(var, value, cb);
 }