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#!/bin/bash
##############################################################################
# parabola-riscv64-bootstrap #
# #
# Copyright (C) 2018 Andreas Grapentin #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
##############################################################################
check_deptree() {
echo -n "checking for complete deptree ... "
local have_deptree=yes
[ -f "$DEPTREE".FULL ] || have_deptree=no
echo $have_deptree
[ "x$have_deptree" == "xyes" ] || return "$ERROR_MISSING"
}
build_deptree() {
check_exe ed pacman sed || return
# create empty deptree
truncate -s0 "$DEPTREE".FULL
# add the packages listed in the given groups
local g p r
for g in "$@"; do
for p in $(pacman -Sg "$g" | awk '{print $2}'); do
r=$(make_realpkg "$p") || return "$ERROR_MISSING"
if ! grep -q "^$r :" "$DEPTREE".FULL; then
echo "$r : [ ] # $g" >> "$DEPTREE".FULL
else
sed -i "s/^$r : \\[.*/&, $g/" "$DEPTREE".FULL
fi
done
done
}
prepare_deptree() {
check_deptree || build_deptree "$@" || return
[ -f "$DEPTREE" ] || cp "$DEPTREE"{.FULL,}
chown "$SUDO_USER" "$DEPTREE"{,.FULL}
}
deptree_next() {
local pkg
pkg=$(grep '\[ *\]' "$DEPTREE" | tail -n1 | awk '{print $1}')
[ -n "$pkg" ] || return "$ERROR_MISSING"
echo "$pkg"
}
deptree_remove() {
sed -i "/^$1 :/d; s/ / /g; s/ $1 / /g; s/ */ /g" "$DEPTREE"
}
deptree_check_depends() {
local OPTIND o needed=yes
while getopts "n" o; do
case "$o" in
n) needed=no ;;
*) die -e "$ERROR_INVOCATION" "Usage: ${FUNCNAME[0]} [-p] deptree pkgname depend" ;;
esac
done
shift $((OPTIND-1))
local pkg="$1"
shift
local dep r res=0
# shellcheck disable=SC2068
for dep in $@; do
r=$(make_realpkg "$dep") || { res="$ERROR_MISSING"; continue; }
local have_pkg=yes
check_pkgfile "$PKGDEST" "$r" || have_pkg=no
if ! grep -q "^$r :" "$DEPTREE".FULL; then
echo "$r : [ ] # $pkg" >> "$DEPTREE".FULL
echo "$r : [ ] # $pkg" >> "$DEPTREE"
else
sed -i "/#.* $pkg\\(\\$\\|[ ,]\\)/! s/^$r : \\[.*/&, $pkg/" "$DEPTREE"{,.FULL}
fi
if [ "x$needed" == "xyes" ] && [ "x$have_pkg" == "xno" ]; then
sed -i "s/^$pkg : \\[/& $r/" "$DEPTREE"{,.FULL}
fi
done
return "$res"
}
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