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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2016-2020 The Debian Live team
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.
Check_architectures ()
{
local ARCHITECTURES
ARCHITECTURES="${@}" #must be on separate line to 'local' declaration to avoid error
local VALID=false
local ARCHITECTURE
for ARCHITECTURE in ${ARCHITECTURES}
do
if [ "$(echo ${LB_ARCHITECTURE} | grep ${ARCHITECTURE})" ]
then
VALID=true
break
fi
done
if [ "${ARCHITECTURES}" = "${LB_BOOTSTRAP_QEMU_ARCHITECTURES}" ]
then
VALID=true
if [ ! -e "${LB_BOOTSTRAP_QEMU_STATIC}" ]
then
Echo_warning "skipping %s, qemu-static binary ${LB_BOOTSTRAP_QEMU_ARCHITECTURES} was not found"
VALID=false
fi
if [ ! -x "${LB_BOOTSTRAP_QEMU_STATIC}" ]
then
Echo_warning "skipping %s, qemu-static binary ${LB_BOOTSTRAP_QEMU_STATIC} is not executable"
VALID=false
fi
fi
if ! $VALID
then
Echo_warning "skipping %s, foreign architecture(s)." "${0}"
exit 0
fi
}
Check_crossarchitectures ()
{
local HOST
if [ $(which dpkg) ]
then
HOST="$(dpkg --print-architecture)"
else
HOST="$(uname -m)"
fi
local CROSS
case "${HOST}" in
amd64|i386|x86_64)
CROSS="amd64 i386"
;;
powerpc|ppc64)
CROSS="powerpc ppc64"
;;
*)
CROSS="${HOST}"
;;
esac
if [ "${LB_ARCHITECTURE}" = "${LB_BOOTSTRAP_QEMU_ARCHITECTURES}" ]
then
if [ ! -e "${LB_BOOTSTRAP_QEMU_STATIC}" ]
then
Echo_warning "skipping %s, qemu-static binary ${LB_BOOTSTRAP_QEMU_ARCHITECTURES} was not found"
exit 0
fi
if [ ! -x "${LB_BOOTSTRAP_QEMU_STATIC}" ]
then
Echo_warning "skipping %s, qemu-static binary ${LB_BOOTSTRAP_QEMU_STATIC} is not executable"
exit 0
fi
return
fi
Check_architectures "${CROSS}"
}
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