init.sh/lib/pkgman.sh

#!/bin/bash
# ------------------------------------------------------------------------------
# Package manager integration
# This file is part of the init.sh project
# Copyright (c) 2019-2024 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
# ------------------------------------------------------------------------------
# This file is distributed under 3-clause BSD license.
# The complete license agreement can be obtained at:
# https://opensource.org/licenses/BSD-3-Clause
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Upgrade package database
pkgupdt()
{
    prnt I "Updating package list..."
    $PKG_MAN $COM_UPDATE
}
export -f pkgupdt
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Installation
pkginst()
{
    prnt I "Installing packages..."
    if [[ $# -lt 1 ]]; then
	prnt E "pkginst(): some required parameters are missing."
	exit 11
    fi
    if [[ ! $INSTALL_MODE == dev ]]; then
	exec_preinst $@
	$PKG_MAN $COM_INSTALL $@
	exec_postinst
    else
	local pkg=
	for pkg in $@; do
	    exec_preinst $pkg
	    $PKG_MAN $COM_INSTALL $pkg
	    exec_postinst
	done
	unset pkg
    fi
}
export -f pkginst


# ------------------------------------------------------------------------------
# Upgrade
pkgupgd()
{
    prnt I "Applying system upgrade..."
    exec_preupgd
    $PKG_MAN $COM_UPGRADE
    exec_postupgd
}
export -f pkgupgd
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Uninstallation
pkgrm()
{
    prnt I "Uninstalling packages..."
    if [[ $# -lt 1 ]]; then
	prnt E "pkgrem(): some required parameters are missing."
	exit 11
    fi
    if [[ ! $INSTALL_MODE == dev ]]; then
	exec_prerm $@
	$PKG_MAN $COM_REMOVE $@
	exec_postrm
    else
	local pkg=
	for pkg in $@; do
	    exec_prerm $pkg
	    $PKG_MAN $COM_REMOVE $pkg
	    exec_postrm
	done
	uset pkg
    fi
}
export -f pkgrm
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Cleanup
pkgautorm()
{
    prnt I "Uninstalling unneeded packages..."
    exec_preautorm
    $PKG_MAN $COM_AUTOREM
    exec_postautorm
}
export -f pkgautorm
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute preinstallation code
exec_preinst()
{
    local pkglist=$(get_install_list $@)
    for pkg in $pkglist; do
	if [[ $(function_exists preinst_$pkg) ]]; then
	    prnt I "Running $pkg preinstallation script..."
	    preinst_$pkg
	fi
    done
    export POSTINSTLIST=$pkglist
    unset pkglist
}
export -f exec_preinst
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute postinstallation code
exec_postinst()
{
    if [[ -z $POSTINSTLIST ]]; then
	return 0
    fi
    for pkg in $POSTINSTLIST; do
	if [[ $(function_exists postinst_$pkg) ]]; then
	    prnt I "Running $pkg postinstallation script..."
	    postinst_$pkg
	fi
    done
    unset POSTINSTLIST
}
export -f exec_postinst
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute preremove code
exec_prerm()
{
    local pkglist=$(get_remove_list $@)
    unset $cmd
    for pkg in $pkglist; do
	if [[ $(function_exists prerm_$pkg) ]]; then
	    prnt I "Running $pkg preremove script..."
	    prerm_$pkg
	fi
    done
    export POSTRMLIST=$pkglist
    unset pkglist
}
export -f exec_prerm
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute postremove code
exec_postrm()
{
    if [[ -z $POSTRMLIST ]]; then
	return 0
    fi
    for pkg in $POSTRMLIST; do
	if [[ $(function_exists postrm_$pkg) ]]; then
	    prnt I "Running $pkg postremove script..."
	    postrm_$pkg
	fi
    done
    unset POSTRMLIST
}
export -f exec_postrm
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute preupgrade code
exec_preupgd()
{
    local pkglist=$(get_upgrade_list)
    for pkg in $pkglist; do
	if [[ $(function_exists preupgd_$pkg) ]]; then
	    prnt I "Running $pkg preupgrade script..."
	    preupgd_$pkg
	fi
    done
    export POSTUPGDLIST=$pkglist
    unset pkglist
}
export -f exec_preupgd
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute postupgrade code
exec_postupgd()
{
    if [[ -z $POSTUPGDLIST ]]; then
	return 0
    fi
    for pkg in $POSTUPGDLIST; do
	if [[ $(function_exists postupgd_$pkg) ]]; then
	    prnt I "Running $pkg postupgrade script..."
	    postupgd_$pkg
	fi
    done
    unset POSTUPGDLIST
}
export -f exec_postupgd
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute prerm code in autoremove context
exec_preautorm()
{
    local pkglist=$(get_autorem_list)
    for pkg in $pkglist; do
	if [[ $(function_exists prerm_$pkg) ]]; then
	    prnt I "Running $pkg preremove script..."
	    prerm_$pkg
	fi
    done
    export POSTRMLIST=$pkglist
    unset pkglist
}
export -f exec_preautorm
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Execute postrm code in autoremove context
exec_postautorm()
{
    exec_postrm
}
export -f exec_postautorm
# ------------------------------------------------------------------------------


# EOF