Honor extractor's umask in git-tar-tree.

The archive generated with git-tar-tree had 0755 and 0644 mode bits.
This inconvenienced the extractor with umask 002 by robbing g+w bit
unconditionally.  Just write it out with loose permissions bits and
let the umask of the extractor do its job.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/tar-tree.c b/tar-tree.c
index 2716ae3eb1430abfc43d980d904fc192f8dcbbf4..970c4bb54e148282a89f1249a96deca880bccafd 100644 (file)
--- a/tar-tree.c
+++ b/tar-tree.c
@@ -353,6 +353,8 @@ static void traverse_tree(void *buffer, unsigned long size,
 
                if (size < namelen + 20 || sscanf(buffer, "%o", &mode) != 1)
                        die("corrupt 'tree' file");
 
                if (size < namelen + 20 || sscanf(buffer, "%o", &mode) != 1)
                        die("corrupt 'tree' file");

+               if (S_ISDIR(mode) || S_ISREG(mode))
+                       mode |= (mode & 0100) ? 0777 : 0666;

                buffer = sha1 + 20;
                size -= namelen + 20;
 
                buffer = sha1 + 20;
                size -= namelen + 20;