rpmbph

#!/bin/bash
# 2003-2009 (c) Etersoft www.etersoft.ru
# Author: Vitaly Lipatov <lav@etersoft.ru>
# Public domain
#
# BPH - backport; use hasher

# Makes backport package to any target platfrom (RPM, DEB, TGZ)
#       .    alt4
#    alt0.M24.4
# TODO: use RPMBUILDARG

# load common functions, compatible with local and installed script
. `dirname $0`/../share/eterbuild/functions/common
load_mod repl rpm

DISTRVERSION=`distr_vendor -v`

alt_tolocal()
{
local SPECNAME
SPECNAME=$1

BASERELEASE=$(get_numrelease $SPECNAME)

FIXPATCHFUZZ="%define _default_patch_fuzz 3"

# Set buildreq
if [ "$VENDOR" = "alt" ] ; then
	BUILDREQ="BuildRequires: rpm-build-compat >= 0.95"
	[ -z "$BUILDCOMMAND" ] && BUILDCOMMAND=$ETERBUILDBIN/rpmbsh
	# Change release according to alt policy with extensions
	# General rule: alwars alt(N-1).MM.(N)
	set_release $SPECNAME alt$(decrement_release $BASERELEASE).$MDISTR.$BASERELEASE
	ADDDEF=""
	CLEANTEXT=""
	# due new libtool, affected on ALT Linux
	RECONFT="%undefine __libtoolize"
else
	# Need our compat package and disable strong patch checking
	BUILDREQ="BuildRequires: rpm-build-altlinux-compat >= 0.95\n$FIXPATCHFUZZ"
	[ -z "$BUILDCOMMAND" ] && BUILDCOMMAND=$ETERBUILDBIN/rpmbb
	set_release $SPECNAME eter$BASERELEASE$VENDOR
	ADDDEF="%defattr(-, root, root)"
	CLEANTEXT=""
fi

if [ "$VENDOR" = "mdv" ] || [ "$VENDOR" = "pclinux" ] ; then
	# due new libtool, affected on Mandriva 2009.0
	test -z "$VERBOSE" || echo "Disable libtoolize"
	RECONFT="%define _disable_libtoolize 1"
fi

# Do not add BuildReq if already exist
cat $SPECNAME | grep rpm-build-compat &>/dev/null && BUILDREQ="$FIXPATCHFUZZ"

FIXMKTEMP=""

# fix readlink -m, introduced by new libtool and missed in RHEL4 (replace with readlink -e)
if [ "`distr_vendor -d`/$DISTRVERSION" = "ASPLinux/11.2" ] ; then
	test -z "$VERBOSE" || echo "Add subst readlink -m"
	FIXMKTEMP="%__subst 's|readlink -m|readlink -f|g' libtool ltmain.sh"
fi

if [ "`distr_vendor -d`" = "Ubuntu" ] || [ "`distr_vendor -d`" = "Debian" ]; then
	test -z "$VERBOSE" || echo "Add remove_optflags -m64"
	FIXMKTEMP="%remove_optflags -m64"
fi

# fix mktemp using for MCBC
if [ "$VENDOR" = "mcbc" ] ; then
	test -z "$VERBOSE" || echo "Add subst mktemp -dt"
	FIXMKTEMP="%__subst 's|mktemp -dt|mktemp -d|g' configure"
fi

# Too old problem
TOCHANGELOG=
if [ "$MDISTR" = "M23" ] ; then
	if grep "%configure" $SPECNAME >/dev/null && ! grep "^autoreconf" $i >/dev/null && ! grep "^%__autoreconf" $i >/dev/null ; then
		RECONFT="%__autoreconf"
		TOCHANGELOG="add __autoreconf macros in build section for fix so name problem (by script)"
	fi
fi

LISTBUILDDEP=`print_buildreq $SPECNAME`
LISTREQDEP=`print_pkgreq $SPECNAME`
LISTDEP=`echo $LISTBUILDDEP $LISTREQDEP | xargs -n1 echo | sort -u`
LISTGROUP=`eval_spec $SPECNAME | grep Group | sed -e "s|^.*:||g"  | xargs -n1 echo | sort -u`


# Build replacement rules for spec
ALLREPLRULES=""
[ -n "$VERBOSE" ] && echo "Checking req names for $LISTDEP"

export DISTRVERSION

if [ -n "$VERBOSE" ] ; then
	echo -n "Use replacement file: "
	print_pkgrepl_list
	echo
fi

for i in $LISTDEP ; do
	tolocal_anyrepl $i `print_pkgrepl_list` || continue
	#NRL="s!\(.*Req.*\)$REPLRULE1\( |,|\$\)!\1$REPLRULE2\2!g"
	NRL="s!(.*Req.*)$ALTPKGNAME( |,|\$)!\1$TARGETPKGNAME\2!g"
	[ -n "$VERBOSE" ] && echo "Use req rule $NRL"
	ALLREPLRULES="$ALLREPLRULES $NRL;"
done

# Build replacement rules for spec
[ -n "$VERBOSE" ] && echo "Checking group names for $LISTGROUP"
ALLGRPREPLRULES=""
for i in $LISTGROUP ; do
	tolocal_anyrepl $i `print_grprepl_list` || continue
	#NRL="s!\(Group.*\)$REPLRULE1\( |,|\$\)!\1$REPLRULE2\2!g"
	NRL="s!(Group.*)$ALTPKGNAME( |,|\$)!\1$TARGETPKGNAME\2!g"
	[ -n "$VERBOSE" ] && echo "Use group name rule $NRL"
	ALLGRPREPLRULES="$ALLGRPREPLRULES $NRL;"
done
#echo GRP: $LISTGROUP, ALLGRPREPLRULES: $ALLGRPREPLRULES

# Replace all packages names in source spec and add %defattr to files sections
# FIXME:    

function awk_e1()
{
	[ -n "$ADDDEF" ] &&	awk 'BEGIN{desk=0}{print;if(/^%files/){printf("%s\n", text)}}' text="$ADDDEF" || cat
}

# add clean before %files
function awk_e2()
{
	[ -n "$CLEANTEXT" ] && awk 'BEGIN{desk=0}{if(/^%files/&&desk==0){printf("%s\n\n", text);desk++};print}' text="$CLEANTEXT" || cat
}

# add rpm-build-compat buildreq
function awk_e3()
{
	[ -n "$BUILDREQ" ] && awk 'BEGIN{desk=0}{if(/^%description/&&desk==0){printf("%s\n\n", text);desk++};print}' text="$BUILDREQ" || cat
}

# add reconf for M23 after %build
function awk_e4()
{
	[ -n "$RECONFT" ] && awk 'BEGIN{desk=0}{print;if(/^%build/&&desk==0){printf("%s\n", text);desk++}}' text="$RECONFT" || cat
}

# fix mktemp param for MCBC after %build
function awk_e5()
{
	[ -n "$FIXMKTEMP" ] && awk 'BEGIN{desk=0}{print;if(/^%build/&&desk==0){printf("%s\n", text);desk++}}' text="$FIXMKTEMP" || cat
}

# apply replacement rules
repl_reqs()
{
	local PREGE
	PREGE="perl -p -e"
	[ -n "$ALLREPLRULES" ] && $PREGE "$ALLREPLRULES" || cat
}

# apply replacement rules
repl_groups()
{
	local PREGE
	PREGE="perl -p -e"
	[ -n "$ALLGRPREPLRULES" ] && $PREGE "$ALLGRPREPLRULES" || cat
}

if [ -n "$VERBOSE" ] ; then
	echo "Requires rules: $ALLREPLRULES"
	echo "Group rules: $ALLGRPREPLRULES"
fi

# apply all rules, awk excludes, remove empty tag lines
mv $SPECNAME $SPECNAME.old &&
	cat $SPECNAME.old | \
		repl_reqs | repl_groups | \
		awk_e1 | awk_e2 | awk_e3 | awk_e4 | awk_e5 | \
		sed -e "s|^BuildRequires: *\$||g" | \
		sed -e "s|^BuildPreReq: *\$||g" | \
		sed -e "s|^Requires: *\$||g" | \
		sed -e "s|^Conflicts: *\$||g" | \
		sed -e "s|^Provides: *\$||g" | \
		sed -e "s|^Obsoletes: *\$||g" | \
		cat > $SPECNAME

# hack for build old eter packages
if [ -n "$ETERREGNUM" ] ; then
	subst "s|@ETERREGNUM@|$ETERREGNUM|g" $SPECNAME
fi

# Fedora 10 does mismatch for Patch: and %patch0
subst "s|Patch:|Patch0:|g" $SPECNAME

# for systems with ash as sh
subst "s|^pushd \(.*\)|cd \1 >/dev/null|g" $SPECNAME
subst "s|^popd|cd - >/dev/null|g" $SPECNAME

#TODO:
#%if %{undefined buildroot}
#BuildRoot: %{_tmppath}/%{name}-%{version}-buildroot
#%endif

#TODO:
#%clean section

rm -f $SPECNAME.old

if [ "$VENDOR" = "alt" ] ; then
	subst "1i#" $SPECNAME
	# use old compress method for the src.rpm on ALT 4.0 and 4.1
	if [ "$DISTRVERSION" = "4.0" ] || [ "$DISTRVERSION" = "4.1" ] ; then
		export USE_LEGACY_COMPRESSION=1
	fi

	subst "1i# This spec is backported to `distr_vendor -d` $DISTRVERSION automatically by rpmbph script. Do not edit it." $SPECNAME
	ENTRY="- backport to `distr_vendor -d` $DISTRVERSION (by rpmbph script)"
	DISTRARG="-$MDISTR"
else
	subst "1i# This spec is autoported from ALT Linux Sisyphus to `distr_vendor -d` $DISTRVERSION automatically by rpmbph script. Do not edit it." $SPECNAME
	ENTRY="- autoport to `distr_vendor -d` $DISTRVERSION (by rpmbph script)"
	export USE_VENDOR=$RPMVENDOR
	export USE_LEGACY_COMPRESSION=1
	DISTRARG=""
fi

test -n "$TOCHANGELOG" && ENTRY=`echo -e "$ENTRY\n- $TOCHANGELOG"`
add_changelog $SPECNAME -e "$ENTRY"

$BUILDCOMMAND $LISTRPMARGS $REMOTEBUILD $DISTRARG $SPECNAME || fatal "Can't build"

}


#############################

Usage="Usage: $name [-r -u -U -n -i -m -v] [-M??] spec..."
function mygetopts()
{
name=${0##*/}
Descr="$name - backports spec and rebuild it"

phelp()
{
	echog "$Descr"
	echog "$Usage"
	echo  "Use rpmbph -M40 for backport to ALT 4.0 and so on"
	echog "Options:"
	echog " -r - remote build"
#	echog " -m - send result via e-mail"
	echog " -u/-U - sign and upload after build"
	echog " -n - do not build in hasher"
	echog " -i - install built packages in test hasher"
	echog " -v - more verbose"
}


while getopts :hniv opt; do
    case $opt in
    h) phelp; exit 0;;
    n) BUILDCOMMAND="$ETERBUILDBIN/rpmbs";;
    v) VERBOSE=1;;
    +?) echog "$name: options should not be preceded by a '+'." 1>&2; exit 2;;
#    ?)  echog "$name: $OPTARG: bad option.  Use -h for help." 1>&2 ; exit 2;;
	?) OPTIND=$((OPTIND-1)); break;
    esac
done

# remove args that were options
if [ $# -gt 0 ]; then 
	shift $((OPTIND - 1))
fi

# pass other options to RPM:
LISTRPMARGS=$@
}

parse_cmd_pre "$@"
mygetopts $LISTARGS

test -z "$LISTNAMES" && fatal "Error: no such file"

if [ "$VENDOR" = "alt" ] ; then
	MDISTR=$MENV
	test -z "$MDISTR" && fatal "missed backport version (f.i. run with -M24 param for Master 2.4)"
	DISTRVERSION=$(get_altdistr_version $MDISTR)
else
	MDISTR=LOCAL
fi

[ -n "$VERBOSE" ] && echo "DISTRVERSION=$DISTRVERSION LISTRPMARGS=$LISTRPMARGS"

unset MENV MENVARG

# handle src.rpm too, LISTBUILT - result with full pathes to src.rpms
pack_src_rpm $LISTNAMES

export RPMTOPDIR=$RPMDIR/BP

# prevent gear detecting (operate inside our dir)
export IGNOREGEAR=1
# NOTE: we can do cd to some other dir...

for i in $LISTBUILT ; do
	uni_rpminstall $i
	SPECNAME=$RPMTOPDIR/SPECS/$(spec_by_srpm $i)
	test -f "$SPECNAME" || fatal "Spec $SPECNAME is not found"
	# FIXME: do not remove if not repacked
	#rm -f $SPKG
	alt_tolocal $SPECNAME
done