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xbps-src: generalize 32-bit masterdirs on 64-bit hosts 

Previously the check was hardcoded for i686 on x86_64. This can
however also work for ppc64 (BE) running a ppc masterdir as well
as aarch64 running armv* masterdirs.
This commit is contained in:
q66 2019-08-07 17:16:55 +02:00 committed by Juan RP
parent 71d584d952
commit ad34a8553c
1 changed files with 21 additions and 3 deletions
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24
xbps-src
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@ -580,11 +580,29 @@ fi
chroot_check
check_native_arch
# Reconfigure pkgs for 32bit on x86_64 and reexec itself.
# XXX: how about 32bit userland on 64bit CPUs? (ppc, arm, etc).
# test if to use linux32 for 32-bit masterdirs in 64-bit environments
# x86_64, ppc64 (BE) and aarch64 are capable of this, others are not
linux32_check() {
local hostarch="$1"
local tgtarch="$2"
case "$hostarch" in
x86_64*) if [[ "$tgtarch" == i686* ]]; then return 0; fi ;;
ppc64le*) return 1 ;;
ppc64*)
case "$tgtarch" in
ppc64*) return 1 ;;
ppc*) return 0 ;;
esac
;;
aarch64*) if [[ "$tgtarch" == armv* ]]; then return 0; fi ;;
esac
return 1
}
# Reconfigure pkgs for 32bit on 64-bit systems and reexec itself.
if [ -z "$XBPS_REINIT" -a -s $XBPS_MASTERDIR/.xbps_chroot_init ]; then
export XBPS_ARCH=${XBPS_ARCH:-$(<$XBPS_MASTERDIR/.xbps_chroot_init)}
if [[ $XBPS_MACHINE == x86_64* ]] && [[ $XBPS_ARCH == i686* ]]; then
if linux32_check "$XBPS_MACHINE" "$XBPS_ARCH"; then
# reconfigure pkgs via linux32
linux32 xbps-reconfigure -r ${XBPS_MASTERDIR} -a &>/dev/null
# reexec itself via linux32