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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/>. #
##############################################################################
# error codes
export ERROR_UNSPECIFIED=1
export ERROR_INVOCATION=2
export ERROR_MISSING=3
export ERROR_BUILDFAIL=4
export ERROR_KEYFAIL=5
# messaging functions
notify() {
if type -p notify-send >/dev/null; then
machinectl -q shell --uid="$SUDO_USER" .host \
"$(command -v notify-send)" "$@" >/dev/null
fi
}
msg() {
local OPTIND o n='' d=()
while getopts "d:n" o; do
case "$o" in
n) n=yes ;;
d) d=(-h string:document:"$OPTARG") ;;
*) die -e "$ERROR_INVOCATION" "Usage: ${FUNCNAME[0]} [-n] [-d file] msg ..." ;;
esac
done
shift $((OPTIND-1))
[ "x$n" == "xyes" ] && notify "${d[@]}" "${@//_/\\_}"
echo "$(tput bold)$(tput setf 2)==>$(tput setf 7) $*$(tput sgr0)";
}
error() {
local OPTIND o n='' d=()
while getopts "d:n" o; do
case "$o" in
n) n=yes ;;
d) d=(-h string:document:"$OPTARG") ;;
*) die -e "$ERROR_INVOCATION" "Usage: ${FUNCNAME[0]} [-n] [-d file] msg ..." ;;
esac
done
shift $((OPTIND-1))
[ "x$n" == "xyes" ] && notify -c error "${d[@]}" "${@//_/\\_}"
echo "$(tput bold)$(tput setf 4)==> ERROR:$(tput setf 7) $*$(tput sgr0)" 1>&2
}
die() {
local OPTIND o e="$ERROR_UNSPECIFIED" d=()
while getopts "e:d:" o; do
case "$o" in
e) e="$OPTARG" ;;
d) d=(-d "$OPTARG") ;;
*) die -e "$ERROR_INVOCATION" "Usage: ${FUNCNAME[0]} [-e status] [-d file] msg ..." ;;
esac
done
shift $((OPTIND-1))
error -n "${d[@]}" "$@"
trap - ERR
exit "$e"
}
trap 'die "unknown error"' ERR
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