X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=builtin-grep.c;h=3a51662a35878ae6b5965c90abb747b5b27c5493;hb=277cd4c4bd8cca31395846fc80ea28bf2cd4ddf2;hp=7bf6a7156cdd8e236d451b9be4d4754c2c517e66;hpb=0513f241cc2d757371dc7ba6b065366de044862e;p=git.git

diff --git a/builtin-grep.c b/builtin-grep.c
index 7bf6a7156..3a51662a3 100644
--- a/builtin-grep.c
+++ b/builtin-grep.c
@@ -498,7 +498,7 @@ static int grep_object(struct grep_opt *opt, const char **paths,
 }
 
 static const char builtin_grep_usage[] =
-"git grep <option>* <rev>* [-e] <pattern> [<path>...]";
+"git grep <option>* [-e] <pattern> <rev>* [[--] <path>...]";
 
 static const char emsg_invalid_context_len[] =
 "%s: invalid context length argument";
@@ -774,7 +774,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
 			/* Make sure we do not get outside of paths */
 			for (i = 0; paths[i]; i++)
 				if (strncmp(prefix, paths[i], opt.prefix_length))
-					die("git-grep: cannot generate relative filenames containing '..'");
+					die("git grep: cannot generate relative filenames containing '..'");
 		}
 	}
 	else if (prefix) {
@@ -783,8 +783,11 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
 		paths[1] = NULL;
 	}
 
-	if (!list.nr)
+	if (!list.nr) {
+		if (!cached)
+			setup_work_tree();
 		return !grep_cache(&opt, paths, cached);
+	}
 
 	if (cached)
 		die("both --cached and trees are given.");