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

diff --git a/config.c b/config.c
index d2fc8f5f22782f7409915f9261a8c851d9d89a8e..790405a213b12a4d1c62d9354e1292e0dc6af057 100644 (file)
--- a/config.c
+++ b/config.c
@@ -636,10 +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))