105 lines
2.0 KiB
Bash
Executable File
105 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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# packages.sh - handle packages installation
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# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
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#
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# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
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# This is free software, and you are welcome to redistribute it
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# under certain conditions; see COPYING for details.
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set -e
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Check_package ()
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{
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FILE="${1}"
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PACKAGE="${2}"
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Check_installed "${FILE}" "${PACKAGE}"
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case "${INSTALL_STATUS}" in
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1)
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PACKAGES="${PACKAGES} ${PACKAGE}"
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;;
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2)
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Echo_error "You need to install ${PACKAGE} on your host system."
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exit 1
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;;
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esac
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}
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Install_package ()
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{
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if [ -n "${PACKAGES}" ] && [ "${LH_CHROOT_BUILD}" != "disabled" ]
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then
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case "${LH_APT}" in
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apt|apt-get)
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Chroot "apt-get install --yes ${PACKAGES}"
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;;
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aptitude)
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Chroot "aptitude install --assume-yes ${PACKAGES}"
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;;
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esac
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fi
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}
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Remove_package ()
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{
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if [ -n "${PACKAGES}" ] && [ "${LH_CHROOT_BUILD}" != "disabled" ]
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then
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case "${LH_APT}" in
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apt|apt-get)
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Chroot "apt-get remove --purge --yes ${PACKAGES}"
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;;
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aptitude)
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Chroot "aptitude purge --assume-yes ${PACKAGES}"
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;;
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esac
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fi
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}
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# Check_installed
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# uses as return value global var INSTALL_STATUS
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# INSTALL_STATUS : 0 if package is installed
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# 1 if package isn't installed and we're in an apt managed system
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# 2 if package isn't installed and we aren't in an apt managed system
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Check_installed ()
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{
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FILE="${1}"
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PACKAGE="${2}"
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case "${LH_CHROOT_BUILD}" in
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enabled)
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if Chroot "dpkg-query -s ${PACKAGE}" 2> /dev/null | grep -qs "Status: install"
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then
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INSTALL_STATUS=0
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else
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INSTALL_STATUS=1
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fi
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;;
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disabled)
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if which dpkg-query > /dev/null 2>&1
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then
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if Chroot "dpkg-query -s ${PACKAGE}" 2> /dev/null | grep -qs "Status: install"
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then
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INSTALL_STATUS=0
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else
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INSTALL_STATUS=1
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fi
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else
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FILE="$(echo ${FILE} | sed -e 's/chroot//')"
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if [ ! -e "${FILE}" ]
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then
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INSTALL_STATUS=2
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else
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INSTALL_STATUS=0
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fi
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fi
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;;
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esac
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}
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