From 3b308f4740e47a594e1939d5a10af7aea89781f8 Mon Sep 17 00:00:00 2001
From: Michele Tartara <mtartara@google.com>
Date: Tue, 30 Jul 2013 15:17:11 +0000
Subject: [PATCH] Make build_chroot compatible with Squeeze

Modify build_chroot to make it compatible with debian Squeeze. This
is done by using a function instead of a alias for the command that
was failing.

Fixes Issue 507.

Signed-off-by: Michele Tartara <mtartara@google.com>
Reviewed-by: Thomas Thrainer <thomasth@google.com>
---
 devel/build_chroot |   18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/devel/build_chroot b/devel/build_chroot
index 17e67be..c65b5ff 100755
--- a/devel/build_chroot
+++ b/devel/build_chroot
@@ -88,14 +88,16 @@ apt-get install -y schroot debootstrap
 
 shopt -s expand_aliases
 alias in_chroot='schroot -c $CHNAME -d / '
-alias subst_variables='sed \
-  -e "s/\${ARCH}/$ARCH/" \
-  -e "s*\${CHDIR}*$CHDIR*" \
-  -e "s/\${CHNAME}/$CHNAME/" \
-  -e "s/\${CHROOTNAME}/$CHROOTNAME/" \
-  -e "s*\${CHROOT_DIR}*$CHROOT_DIR*" \
-  -e "s/\${COMP_FILENAME}/$COMP_FILENAME/" \
-  -e "s/\${DIST_RELEASE}/$DIST_RELEASE/"'
+function subst_variables {
+  sed \
+    -e "s/\${ARCH}/$ARCH/" \
+    -e "s*\${CHDIR}*$CHDIR*" \
+    -e "s/\${CHNAME}/$CHNAME/" \
+    -e "s/\${CHROOTNAME}/$CHROOTNAME/" \
+    -e "s*\${CHROOT_DIR}*$CHROOT_DIR*" \
+    -e "s/\${COMP_FILENAME}/$COMP_FILENAME/" \
+    -e "s/\${DIST_RELEASE}/$DIST_RELEASE/" $@
+}
 
 #Generate chroot configurations
 cat $ACTUAL_DATA_DIR/temp.schroot.conf.in | subst_variables > $TEMP_CHROOT_CONF
-- 
1.7.10.4