[PATCH] cvsimport: use git-update-ref when updating

This simplifies code, and also fixes a subtle bug: when importing in a
shared repository, where another user last imported from CVS, cvsimport
used to complain that it could not open <branch> for update.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>

---

 git-cvsimport.perl |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index 3728294..957af13 100755
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -15,6 +15,7 @@ # You can change that with the '-o' opti
 
 use strict;
 use warnings;
+use Fcntl;
 use Getopt::Std;
 use File::Spec;
 use File::Temp qw(tempfile);
@@ -677,11 +678,7 @@ my $commit = sub {
 	waitpid($pid,0);
 	die "Error running git-commit-tree: $?\n" if $?;
 
-	open(C,">$git_dir/refs/heads/$branch")
-		or die "Cannot open branch $branch for update: $!\n";
-	print C "$cid\n"
-		or die "Cannot write branch $branch for update: $!\n";
-	close(C)
+	system("git-update-ref refs/heads/$branch $cid") == 0
 		or die "Cannot write branch $branch for update: $!\n";
 
 	if($tag) {
-
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html