[PATCH] Split external diff command interface to a separate file.

diff --git a/fsck-cache.c b/fsck-cache.c
index a83266ce2f3bd5b3ed8dae1e720825b9d9a4aadb..f9b1431dd8f4f3b426a7e410de952277aaa11401 100644 (file)
--- a/fsck-cache.c
+++ b/fsck-cache.c
@@ -9,6 +9,7 @@
 
 #define REACHABLE 0x0001
 
+static int show_root = 0;
 static int show_tags = 0;
 static int show_unreachable = 0;
 static unsigned char head_sha1[20];
@@ -56,7 +57,7 @@ static int fsck_commit(unsigned char *sha1, void *data, unsigned long size)
                return -1;
        if (!commit->tree)
                return -1;
-       if (!commit->parents)
+       if (!commit->parents && show_root)
                printf("root %s\n", sha1_to_hex(sha1));
        if (!commit->date)
                printf("bad commit date in %s\n", sha1_to_hex(sha1));
@@ -203,6 +204,10 @@ int main(int argc, char **argv)
                        show_tags = 1;
                        continue;
                }
+               if (!strcmp(arg, "--root")) {
+                       show_root = 1;
+                       continue;
+               }
                if (*arg == '-')
                        usage("fsck-cache [--tags] [[--unreachable] <head-sha1>*]");
        }