From 9118ef2b3fb1053b9a9c7f8073a8810120be9502 Mon Sep 17 00:00:00 2001
From: Olivier Thauvin <nanardon@mandriva.org>
Date: Tue, 21 Dec 2004 22:29:33 +0000
Subject: - check data are really writen

---
 Packdrakeng/zlib.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Packdrakeng/zlib.pm b/Packdrakeng/zlib.pm
index d975060..6d33d3e 100644
--- a/Packdrakeng/zlib.pm
+++ b/Packdrakeng/zlib.pm
@@ -59,7 +59,11 @@ sub gzip_compress {
     while (my $lenght = sysread($sourcefh, my $buf, $pack->{bufsize})) {
         $pack->{cstream_data}{crc} = crc32($buf, $pack->{cstream_data}{crc});
         my ($cbuf, $status) = $pack->{cstream_data}{object}->deflate($buf);
-        $outsize += syswrite($pack->{handle}, $cbuf);
+        my $wres = syswrite($pack->{handle}, $cbuf) == length($cbuf) or do {
+            warn "can't push all data to compressor";
+            return 0, 0;
+        };
+        $outsize += $wres;
         $insize += $lenght;
     }
 
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