rpm/installplatform

#!/bin/sh

DESTDIR="${DESTDIR:-/}"
pkglibdir="${pkglibdir:-/usr/lib/rpm}"

RPMRC="${1:-rpmrc}"
MACROS="${2:-macros}"
PLATFORM="${3:-platform}"

TEMPRC="/tmp/rpmrc.$$"
cat << E_O_F > $TEMPRC
include:	$RPMRC
macrofiles:	$MACROS
E_O_F

RPM="rpm --rcfile $TEMPRC"

ARCH="$($RPM --eval '%{_arch}')"
VENDOR="$($RPM --eval '%{_vendor}')"
OS="$($RPM --eval '%{_os}')"
TARGET="$($RPM --eval '%{_target}')"

PPD="${DESTDIR}/${pkglibdir}/${ARCH}-${VENDOR}-${OS}"

[ -d $PPD ] || mkdir $PPD

RPMRC_OPTFLAGS="$($RPM --eval '%{optflags}')"
RPMRC_OPTFLAGS="$(echo $RPMRC_OPTFLAGS | sed -e 's, ,\ ,g')"

cat $PLATFORM |
    sed	-e s,\\\$\{,\%\{_, \
	-e "s,@RPMRC_OPTFLAGS@,$RPMRC_OPTFLAGS," > ${PPD}/macros

ln -sf ${PPD} ${TARGET}

rm $TEMPRC