rocklinux/package/base/gzip/gzip-1.3.11-zgreppipe.patch

# --- ROCK-COPYRIGHT-NOTE-BEGIN ---
# 
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
# Please add additional copyright information _after_ the line containing
# the ROCK-COPYRIGHT-NOTE-END tag. Otherwise it might get removed by
# the ./scripts/Create-CopyPatch script. Do not edit this copyright text!
# 
# ROCK Linux: rock-src/package/base/gzip/gzip-1.3.1-zgreppipe.patch
# ROCK Linux is Copyright (C) 1998 - 2006 Clifford Wolf
# 
# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
# 
# --- ROCK-COPYRIGHT-NOTE-END ---

--- ./zgrep.in
+++ ./zgrep.in
@@ -141,6 +141,8 @@
 exec 3>&1
 res=0
 
+trap break SIGPIPE
+
 for i
 do
   # Fail if gzip or grep (or sed) fails.
@@ -184,5 +186,8 @@
   r=$?
   test "$gzip_status" -eq 0 || test "$gzip_status" -eq 2 || r=2
   test $res -lt $r && res=$r
+  # SIGPIPE + 128
+  test "$r" -eq 141 && exit $res
 done
+trap - SIGPIPE
 exit $res