#!/bin/sh # # Copyright © 2010 Raphaël Hertzog <hertzog@debian.org> # Copyright © 2011-2015 Guillem Jover <guillem@debian.org> # # 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 2 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 <https://www.gnu.org/licenses/>. # Standard ANSI colors and attributes. COLOR_NORMAL='' COLOR_RESET='[0m' COLOR_BOLD='[1m' COLOR_BLACK='[30m' COLOR_RED='[31m' COLOR_GREEN='[32m' COLOR_YELLOW='[33m' COLOR_BLUE='[34m' COLOR_MAGENTA='[35m' COLOR_CYAN='[36m' COLOR_WHITE='[37m' COLOR_BOLD_BLACK='[1;30m' COLOR_BOLD_RED='[1;31m' COLOR_BOLD_GREEN='[1;32m' COLOR_BOLD_YELLOW='[1;33m' COLOR_BOLD_BLUE='[1;34m' COLOR_BOLD_MAGENTA='[1;35m' COLOR_BOLD_CYAN='[1;36m' COLOR_BOLD_WHITE='[1;37m' setup_colors() { : "${DPKG_COLORS=auto}" case "$DPKG_COLORS" in auto) if [ -t 1 ]; then USE_COLORS=yes else USE_COLORS=no fi ;; always) USE_COLORS=yes ;; *) USE_COLORS=no ;; esac if [ $USE_COLORS = yes ]; then COLOR_PROG="$COLOR_BOLD" COLOR_INFO="$COLOR_GREEN" COLOR_NOTICE="$COLOR_YELLOW" COLOR_WARN="$COLOR_BOLD_YELLOW" COLOR_ERROR="$COLOR_BOLD_RED" else COLOR_RESET="" fi FMT_PROG="$COLOR_PROG$PROGNAME$COLOR_RESET" } debug() { if [ -n "$DPKG_DEBUG" ]; then echo "DEBUG: $FMT_PROG: $*" >&2 fi } error() { echo "$FMT_PROG: ${COLOR_ERROR}error${COLOR_RESET}: $*" >&2 exit 1 } warning() { echo "$FMT_PROG: ${COLOR_WARN}warning${COLOR_RESET}: $*" >&2 } badusage() { echo "$FMT_PROG: ${COLOR_ERROR}error${COLOR_RESET}: $1" >&2 echo >&2 echo "Use '$PROGNAME --help' for program usage information." >&2 exit 1 }