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#!/bin/sh
## live-build(7) - System Build Scripts
## 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_package ()
{
CHROOT="${1}"
FILE="${2}"
PACKAGE="${3}"
Check_installed "${CHROOT}" "${FILE}" "${PACKAGE}"
case "${INSTALL_STATUS}" in
1)
_LB_PACKAGES="${_LB_PACKAGES} ${PACKAGE}"
;;
2)
Echo_error "You need to install %s on your host system." "${PACKAGE}"
exit 1
;;
esac
}
Install_package ()
{
if [ -n "${_LB_PACKAGES}" ] && [ "${LB_BUILD_WITH_CHROOT}" != "false" ]
then
Chroot chroot "apt-get install -o APT::Install-Recommends=false ${APT_OPTIONS} ${_LB_PACKAGES}"
fi
}
Remove_package ()
{
if [ -n "${_LB_PACKAGES}" ] && [ "${LB_BUILD_WITH_CHROOT}" != "false" ]
then
Chroot chroot "apt-get remove --purge ${APT_OPTIONS} ${_LB_PACKAGES}"
fi
}
# Check_installed
# uses as return value global var INSTALL_STATUS
# INSTALL_STATUS : 0 if package is installed
# 1 if package isn't installed and we're in an apt managed system
# 2 if package isn't installed and we aren't in an apt managed system
Check_installed ()
{
CHROOT="${1}"
FILE="${2}"
PACKAGE="${3}"
if [ "${LB_BUILD_WITH_CHROOT}" = "true" ] && [ "${CHROOT}" = "chroot" ]
then
if Chroot chroot "dpkg-query -s ${PACKAGE}" 2> /dev/null | grep -qs "Status: install"
then
INSTALL_STATUS=0
else
INSTALL_STATUS=1
fi
else
if which dpkg-query > /dev/null 2>&1
then
if Chroot chroot "dpkg-query -s ${PACKAGE}" 2> /dev/null | grep -qs "Status: install"
then
INSTALL_STATUS=0
else
INSTALL_STATUS=1
fi
else
if [ ! -e "${FILE}" ]
then
INSTALL_STATUS=2
else
INSTALL_STATUS=0
fi
fi
fi
}
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