From c906b18122af72a8219c76281473490f812e5a40 Mon Sep 17 00:00:00 2001
From: Jakub Narebski <jnareb@gmail.com>
Date: Sat, 19 May 2007 02:47:51 +0200
Subject: [PATCH] gitweb: Fix "Use of uninitialized value" warning in git_feed
Initial (root) commit has no parents, and $co{'parent'} is
undefined. Use '--root' for initial commit.
This fixes "Use of uninitialized value in open at gitweb/gitweb.perl
line 4925." warning.
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---
gitweb/gitweb.perl | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 17d8efb29cf..5c7011a37b2 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -5040,7 +5040,8 @@ XML
# get list of changed files
open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
- $co{'parent'}, $co{'id'}, "--", (defined $file_name ? $file_name : ())
+ $co{'parent'} || "--root",
+ $co{'id'}, "--", (defined $file_name ? $file_name : ())
or next;
my @difftree = map { chomp; $_ } <$fd>;
close $fd