merge: allow "-" as a short-hand for "previous branch"

diff --git a/builtin/config.c b/builtin/config.c
index b8b18e3c94b5730afb343089821e8e622a5b00ee..3e3c52849773348a568241f678b3e3ee2e8d123a 100644 (file)
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -153,7 +153,6 @@ static int show_config(const char *key_, const char *value_, void *cb)
 static int get_value(const char *key_, const char *regex_)
 {
        int ret = -1;
-       char *tl;
        char *global = NULL, *repo_config = NULL;
        const char *system_wide = NULL, *local;
 
@@ -161,24 +160,38 @@ static int get_value(const char *key_, const char *regex_)
        if (!local) {
                const char *home = getenv("HOME");
                local = repo_config = git_pathdup("config");
-               if (git_config_global() && home)
+               if (home)
                        global = xstrdup(mkpath("%s/.gitconfig", home));
                if (git_config_system())
                        system_wide = git_etc_gitconfig();
        }
 
-       key = xstrdup(key_);
-       for (tl=key+strlen(key)-1; tl >= key && *tl != '.'; --tl)
-               *tl = tolower(*tl);
-       for (tl=key; *tl && *tl != '.'; ++tl)
-               *tl = tolower(*tl);
-
        if (use_key_regexp) {
+               char *tl;
+
+               /*
+                * NEEDSWORK: this naive pattern lowercasing obviously does not
+                * work for more complex patterns like "^[^.]*Foo.*bar".
+                * Perhaps we should deprecate this altogether someday.
+                */
+
+               key = xstrdup(key_);
+               for (tl = key + strlen(key) - 1;
+                    tl >= key && *tl != '.';
+                    tl--)
+                       *tl = tolower(*tl);
+               for (tl = key; *tl && *tl != '.'; tl++)
+                       *tl = tolower(*tl);
+
                key_regexp = (regex_t*)xmalloc(sizeof(regex_t));
                if (regcomp(key_regexp, key, REG_EXTENDED)) {
                        fprintf(stderr, "Invalid key pattern: %s\n", key_);
+                       free(key);
                        goto free_strings;
                }
+       } else {
+               if (git_config_parse_key(key_, &key, NULL))
+                       goto free_strings;
        }
 
        if (regex_) {
@@ -500,3 +513,9 @@ int cmd_config(int argc, const char **argv, const char *prefix)
 
        return 0;
 }
+
+int cmd_repo_config(int argc, const char **argv, const char *prefix)
+{
+       fprintf(stderr, "WARNING: git repo-config is deprecated in favor of git config.\n");
+       return cmd_config(argc, argv, prefix);
+}