filter-branch: add git_commit_non_empty_tree and --prune-empty.

diff --git a/config.c b/config.c
index b8d289d21789b5017579d90b7894db8ebee4c47a..790405a213b12a4d1c62d9354e1292e0dc6af057 100644 (file)
--- a/config.c
+++ b/config.c
@@ -490,6 +490,11 @@ static int git_default_core_config(const char *var, const char *value)
                return 0;
        }
 
+       if (!strcmp(var, "core.preloadindex")) {
+               core_preload_index = git_config_bool(var, value);
+               return 0;
+       }
+
        /* Add other config variables here and to Documentation/config.txt. */
        return 0;
 }
@@ -631,10 +636,7 @@ int git_config(config_fn_t fn, void *data)
        char *repo_config = NULL;
        const char *home = NULL;
 
-       /* $GIT_CONFIG makes git read _only_ the given config file,
-        * $GIT_CONFIG_LOCAL will make it process it in addition to the
-        * global config file, the same way it would the per-repository
-        * config file otherwise. */
+       /* Setting $GIT_CONFIG makes git read _only_ the given config file. */
        if (config_exclusive_filename)
                return git_config_from_file(fn, config_exclusive_filename, data);
        if (git_config_system() && !access(git_etc_gitconfig(), R_OK))
@@ -649,7 +651,7 @@ int git_config(config_fn_t fn, void *data)
                free(user_config);
        }
 
-       repo_config = xstrdup(git_path("config"));
+       repo_config = git_pathdup("config");
        ret += git_config_from_file(fn, repo_config, data);
        free(repo_config);
        return ret;
@@ -889,7 +891,7 @@ int git_config_set_multivar(const char* key, const char* value,
        if (config_exclusive_filename)
                config_filename = xstrdup(config_exclusive_filename);
        else
-               config_filename = xstrdup(git_path("config"));
+               config_filename = git_pathdup("config");
 
        /*
         * Since "key" actually contains the section name and the real
@@ -1149,7 +1151,7 @@ int git_config_rename_section(const char *old_name, const char *new_name)
        if (config_exclusive_filename)
                config_filename = xstrdup(config_exclusive_filename);
        else
-               config_filename = xstrdup(git_path("config"));
+               config_filename = git_pathdup("config");
        out_fd = hold_lock_file_for_update(lock, config_filename, 0);
        if (out_fd < 0) {
                ret = error("could not lock config file %s", config_filename);