124 lines
2.5 KiB
Bash
124 lines
2.5 KiB
Bash
#!/bin/bash
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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export LC_MESSAGES=C
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export LANG=C
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# check if messages are to be printed using color
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unset ALL_OFF BOLD BLUE GREEN RED YELLOW CYAN MAGENTA WHITE
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if [[ -t 2 ]]; then
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# prefer terminal safe colored and bold text when tput is supported
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if tput setaf 0 &>/dev/null; then
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ALL_OFF="$(tput sgr0)"
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BOLD="$(tput bold)"
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RED="${BOLD}$(tput setaf 1)"
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GREEN="${BOLD}$(tput setaf 2)"
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YELLOW="${BOLD}$(tput setaf 3)"
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BLUE="${BOLD}$(tput setaf 4)"
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MAGENTA="${BOLD}$(tput setaf 5)"
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CYAN="${BOLD}$(tput setaf 6)"
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WHITE="${BOLD}$(tput setaf 7)"
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else
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ALL_OFF="\e[0m"
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BOLD="\e[1m"
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RED="${BOLD}\e[31m"
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GREEN="${BOLD}\e[32m"
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YELLOW="${BOLD}\e[33m"
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BLUE="${BOLD}\e[34m"
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MAGENTA="${BOLD}\e[35m"
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CYAN="${BOLD}\e[36m"
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WHITE="${BOLD}\e[37m"
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fi
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fi
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readonly ALL_OFF BOLD BLUE GREEN RED YELLOW CYAN MAGENTA WHITE
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plain() {
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local mesg=$1; shift
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printf "${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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msg() {
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local mesg=$1; shift
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printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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msg2() {
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local mesg=$1; shift
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printf "${BLUE} ->${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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msg3() {
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local mesg=$1; shift
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printf "${YELLOW} -->${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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warning() {
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local mesg=$1; shift
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printf "${YELLOW}==> WARNING:${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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error() {
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local mesg=$1; shift
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printf "${RED}==> ERROR:${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
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}
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stat_busy() {
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local mesg=$1; shift
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printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}...${ALL_OFF}" >&2
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}
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stat_done() {
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printf "${BOLD}done${ALL_OFF}\n" >&2
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}
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setup_workdir() {
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[[ -z $WORKDIR ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX")
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}
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cleanup() {
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[[ -n $WORKDIR ]] && rm -rf "$WORKDIR"
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exit ${1:-0}
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}
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abort() {
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error 'Aborting...'
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cleanup 255
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}
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die() {
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(( $# )) && error "$@"
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cleanup 255
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}
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lock() {
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eval "exec $1>"'"$2"'
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if ! flock -n $1; then
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stat_busy "$3"
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flock $1
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stat_done
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fi
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}
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slock() {
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eval "exec $1>"'"$2"'
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if ! flock -sn $1; then
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stat_busy "$3"
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flock -s $1
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stat_done
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fi
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}
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import(){
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if [[ -r $1 ]];then
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source $1
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else
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die "Could not import $1"
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fi
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}
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