72 lines
1.9 KiB
Plaintext
72 lines
1.9 KiB
Plaintext
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#!/bin/bash
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# libmsgmng.lib -- @package@ library to manage debug/warning/error messages
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# Copyright (C) 2005,2006,2008 Davide Madrisan <davide.madrisan@gmail.com>
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[ -z "$BASH" ] || [ ${BASH_VERSION:0:1} -lt 2 ] &&
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echo $"this script requires bash version 2 or better" >&2 && exit 1
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if [[ -z "$LANG" && -r /etc/sysconfig/i18n ]]; then
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. /etc/sysconfig/i18n
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[ "$LANG" ] && export LANG
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fi
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TEXTDOMAIN="libmsgmng"; export TEXTDOMAIN
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# function notify.enable_colors
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# enable if possible the colorized output
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# args:
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# none
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function notify.enable_colors() {
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if [[ -t 1 && "$TERM" != raw && "$TERM" != dumb ]]; then
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ESC=$(echo -en "\033") # ascii ESCape
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CRIT="${ESC}[1;31m" # switch on red
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NOTE="${ESC}[1;33m" # switch on yellow
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WARN="${ESC}[1;31m"
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EXIT="${ESC}[1;31m"
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NORM=$(echo -en "${ESC}[m\017")
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else
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ESC= CRIT= NOTE= WARN= EXIT= NORM=
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fi
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}
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# function notify.disable_colors
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# disable the colorized output
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# args:
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# none
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function notify.disable_colors() {
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ESC= CRIT= NOTE= WARN= EXIT= NORM=
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}
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# notify family of message handling functions:
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# - notify.warning
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# - notify.error
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# - notify.debug
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# - notify.note
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# args:
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# $1 : message to print
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# note:
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# 1. debug messages are only printed if 'verbose' is great then '0'
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# 2. error notifications are followed by a call to 'EXIT_FUNC'
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# or 'exit' if this variable is unset
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# (can set to 'return' for instance)
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notify_def_msg="<"$"no message"">"
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function notify.warning() {
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echo -e "${WARN}WARNING${NORM}: ${1:-$notify_def_msg}" 1>&2
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}
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function notify.error() {
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echo -e "${EXIT}ERROR${NORM}: ${EXIT}${1:-$notify_def_msg}${NORM}" 1>&2
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${EXIT_FUNC:-"exit"} 1
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}
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function notify.debug() {
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[ ${verbose:-0} -gt 1 ] || return
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echo -e "${WARN}DEBUG${NORM}: ${1:-$notify_def_msg}" 1>&2
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}
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function notify.note() {
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[ ${verbose:-0} -ge 0 ] || return
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echo -e "${1:-$notify_def_msg}"
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}
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