build-compare/srpm-check.sh

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#!/bin/bash
#
# Copyright (c) 2009, 2010 SUSE Linux Product GmbH, Germany.
# Licensed under GPL v2, see COPYING file for details.
#
# Written by Michael Matz and Stephan Coolo
# Enhanced by Andreas Jaeger
# Compare two source RPMs
FUNCTIONS=${0%/*}/functions.sh
check_all=
case $1 in
-a | --check-all)
check_all=1
shift
esac
if test "$#" != 2; then
echo "usage: $0 [-a|--check-all] old.rpm new.rpm"
exit 1
fi
source $FUNCTIONS
oldrpm=`readlink -f $1`
newrpm=`readlink -f $2`
# Get version-release from first RPM and keep for rpmlint check
# Remember to quote the "." for future regexes
ver_rel_old=$(rpm -qp --nodigest --nosignature --qf "%{RELEASE}" "${oldrpm}"|sed -e 's/\./\\./g')
ver_rel_new=$(rpm -qp --nodigest --nosignature --qf "%{RELEASE}" "${newrpm}"|sed -e 's/\./\\./g')
# For source RPMs, we can just check the metadata in the spec file
# if those are not the same, the source RPM has changed and therefore
# the resulting files are needed.
cmp_spec
RES=$?
case $RES in
0)
echo "RPM meta information is identical"
exit 0
;;
1)
echo "RPM meta information is different"
exit 1
;;
2)
;;
*)
echo "Wrong exit code!"
exit 1
;;
esac
# Now check that only the spec file has a changed release number and
# nothing else
dir=`mktemp -d`
unrpm $oldrpm $dir/old
unrpm $newrpm $dir/new
cd $dir
check_single_file()
{
local file=$1
case $file in
*.spec)
sed -i -e "s,Release:.*${ver_rel_old}$,Release: @RELEASE@," old/$file
sed -i -e "s,Release:.*${ver_rel_new}$,Release: @RELEASE@," new/$file
if ! cmp -s old/$file new/$file; then
echo "$file differs (spec file)"
diff -u old/$file new/$file | head -n 20
return 1
fi
return 0
;;
*)
echo "$file differs"
# Nothing else should be changed
;;
esac
return 1
}
ret=0
for file in $files; do
if ! check_single_file $file; then
ret=1
if test -z "$check_all"; then
break
fi
fi
done
rm -rf $dir
exit $ret
# vim: tw=666 ts=2 shiftwidth=2 et