From a8144e96463a46854f6e305fa2fb1fbcd19f62d9 Mon Sep 17 00:00:00 2001
From: Tino Keitel <tino.keitel+debbugs@tikei.de>
Date: Tue, 22 Nov 2011 19:30:55 +0100
Subject: Bug#569917: Support base.tar.xz/bz2 as well as tgz

Package: pbuilder
Version: 0.203
Followup-For: Bug #569917

I cooked a little patch that adds a --compressprog command line option and
COMPRESSPROG option in pbuilderrc.

Tested with pigz, to get multithreaded, and therefore much faster
compression/decompression, and xz.

Debian Release: wheezy/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 3.1.0-00002-g5eeb7f9 (SMP w/4 CPU cores)
Locale: LANG=C, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages pbuilder depends on:
ii  cdebootstrap           0.5.8+b1
ii  coreutils              8.13-3
ii  debconf [debconf-2.0]  1.5.41
ii  debianutils            4.0.4
ii  debootstrap            1.0.38
ii  wget                   1.13.4-1

Versions of packages pbuilder recommends:
ii  devscripts  2.11.2
ii  fakeroot    1.18.1-1
ii  sudo        1.8.3p1-2

Versions of packages pbuilder suggests:
pn  cowdancer     0.65
pn  gdebi-core    <none>
pn  pbuilder-uml  <none>

-- debconf information:
  pbuilder/mirrorsite: http://ftp.de.debian.org/debian/
  pbuilder/nomirror:
  pbuilder/rewrite: false
---
 pbuilder-modules | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'pbuilder-modules')

diff --git a/pbuilder-modules b/pbuilder-modules
index 3e55153..b596d5d 100644
--- a/pbuilder-modules
+++ b/pbuilder-modules
@@ -75,6 +75,7 @@ pbuilder-options:
  --debug
  --twice
  --autocleanaptcache
+ --compressprog [program]
  --debootstrapopts [debootstrap options]
  --save-after-login/--save-after-exec
  --debootstrap [debootstrap|cdebootstrap]
@@ -434,7 +435,7 @@ function extractbuildplace () {
 	    log "E: failed to find $BASETGZ, have you done <pbuilder create> to create your base tarball yet?"
 	    exit 1
 	fi
-	if ! (cd "$BUILDPLACE" && tar xfzp "$BASETGZ"); then
+	if ! (cd "$BUILDPLACE" && tar -x --use-compress-program "$COMPRESSPROG" -p -f "$BASETGZ"); then
 	    log "E: failed to extract $BASETGZ to $BUILDPLACE"
 	    exit 1
 	fi
@@ -508,7 +509,7 @@ function create_basetgz() {
 	    sleep 10s
 	done
 	log "I: creating base tarball [${BASETGZ}]"
-	if ! tar cfz "${BASETGZ}.tmp" * ; then
+	if ! tar -c --use-compress-program "$COMPRESSPROG" -f "${BASETGZ}.tmp" * ; then
 	    log "E: failed building base tarball"
 	    rm -f "${BASETGZ}.tmp"
 	    exit 1;
-- 
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