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

diff --git a/builtin/checkout-index.c b/builtin/checkout-index.c
index 65cbee0552b8e2d5ed7cfd57781031d72c1cdd98..f1fec24745a854e77555a1b4bea3bc8d7ab04367 100644 (file)
--- a/builtin/checkout-index.c
+++ b/builtin/checkout-index.c
@@ -217,9 +217,9 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
        struct option builtin_checkout_index_options[] = {
                OPT_BOOLEAN('a', "all", &all,
                        "checks out all files in the index"),
-               OPT_BOOLEAN('f', "force", &force,
-                       "forces overwrite of existing files"),
-               OPT__QUIET(&quiet),
+               OPT__FORCE(&force, "forces overwrite of existing files"),
+               OPT__QUIET(&quiet,
+                       "no warning for existing files and files not in index"),
                OPT_BOOLEAN('n', "no-create", &not_new,
                        "don't checkout new files"),
                { OPTION_CALLBACK, 'u', "index", &newfd, NULL,
@@ -241,6 +241,9 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
                OPT_END()
        };
 
+       if (argc == 2 && !strcmp(argv[1], "-h"))
+               usage_with_options(builtin_checkout_index_usage,
+                                  builtin_checkout_index_options);
        git_config(git_default_config, NULL);
        state.base_dir = "";
        prefix_length = prefix ? strlen(prefix) : 0;