[PATCH] add --no-check option to git-write-tree

@@ -10,6 +10,7 @@ git-write-tree - Creates a tree from the
  SYNOPSIS
  --------
  'git-write-tree'
+		[--no-check]

  DESCRIPTION
  -----------

@@ -23,6 +24,11 @@ In order to have that match what is actu
  now, you need to have done a "git-update-cache" phase before you did the
  "git-write-tree".

+OPTIONS
+-------
+--no-check::
+	Normally "git-write-tree" ensures that the objects referenced by the
+	directory exist in the object database.  This option disabled this check.

@@ -5,6 +5,8 @@
   */
  #include "cache.h"

+static int no_check = 0;
+
  static int check_valid_sha1(unsigned char *sha1)
  {
  	int ret;

@@ -61,7 +63,7 @@ static int write_tree(struct cache_entry
  			sha1 = subdir_sha1;
  		}

-		if (check_valid_sha1(sha1) < 0)
+		if (!no_check && check_valid_sha1(sha1) < 0)
  			exit(1);

  		entrylen = pathlen - baselen;

@@ -86,6 +88,16 @@ int main(int argc, char **argv)
  	int i, funny;
  	int entries = read_cache();
  	unsigned char sha1[20];
+	
+	if (argc==2) {
+		if (!strcmp(argv[1], "--no-check"))
+			no_check = 1;
+		else
+			die("unknown option %s", argv[1]);
+	}
+	
+	if (argc>2)
+		die("too many options");

  	if (entries < 0)
  		die("git-write-tree: error reading cache");