commit-reach: move walk methods from commit.c

diff --git a/builtin/grep.c b/builtin/grep.c
index 6e7bc76785ace33f80251edfcc4feac8ad19d7c5..538a818e6dd63cd0825bb6c1b195e49bad9442b9 100644 (file)
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -488,7 +488,8 @@ static int grep_cache(struct grep_opt *opt, struct repository *repo,
                strbuf_addstr(&name, repo->submodule_prefix);
        }
 
-       repo_read_index(repo);
+       if (repo_read_index(repo) < 0)
+               die("index file corrupt");
 
        for (nr = 0; nr < repo->index->cache_nr; nr++) {
                const struct cache_entry *ce = repo->index->cache[nr];
@@ -646,7 +647,8 @@ static int grep_objects(struct grep_opt *opt, const struct pathspec *pathspec,
 
        for (i = 0; i < nr; i++) {
                struct object *real_obj;
-               real_obj = deref_tag(list->objects[i].item, NULL, 0);
+               real_obj = deref_tag(the_repository, list->objects[i].item,
+                                    NULL, 0);
 
                /* load the gitmodules file for this rev */
                if (recurse_submodules) {
@@ -885,9 +887,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
                           N_("indicate hit with exit status without output")),
                OPT_BOOL(0, "all-match", &opt.all_match,
                        N_("show only matches from files that match all patterns")),
-               { OPTION_SET_INT, 0, "debug", &opt.debug, NULL,
-                 N_("show parse tree for grep expression"),
-                 PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 1 },
+               OPT_SET_INT_F(0, "debug", &opt.debug,
+                             N_("show parse tree for grep expression"),
+                             1, PARSE_OPT_HIDDEN),
                OPT_GROUP(""),
                { OPTION_STRING, 'O', "open-files-in-pager", &show_in_pager,
                        N_("pager"), N_("show matching files in the pager"),