102 lines
3.3 KiB
Bash
102 lines
3.3 KiB
Bash
#!/usr/bin/env bash
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# vim: set sw=4 sts=4 et :
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# Copyright (c) 2006, 2007, 2009 Ciaran McCreesh
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#
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# Based in part upon ebuild.sh from Portage, which is Copyright 1995-2005
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# Gentoo Foundation and distributed under the terms of the GNU General
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# Public License v2.
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#
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# This file is part of the Paludis package manager. Paludis is free software;
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# you can redistribute it and/or modify it under the terms of the GNU General
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# Public License, version 2, as published by the Free Software Foundation.
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#
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# Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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# Place, Suite 330, Boston, MA 02111-1307 USA
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shopt -s expand_aliases
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_paludis_pipestatus=
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alias die='diefunc "${FUNCNAME:-$0}" "$LINENO"'
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alias assert='_paludis_pipestatus="${PIPESTATUS[*]}"; [[ -z "${_paludis_pipestatus//[ 0]/}" ]] || diefunc "${FUNCNAME:-$0}" "$LINENO"'
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# paludis_die_or_error is only for use in scripts
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alias paludis_die_or_error='paludis_die_or_error_func "$0" "$LINENO"'
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# paludis_die_unless_nonfatal and paludis_assert_unless_nonfatal are only for use in shell functions
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alias paludis_die_unless_nonfatal='paludis_die_unless_nonfatal_func "$FUNCNAME" "$LINENO"'
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alias paludis_assert_unless_nonfatal='_paludis_pipestatus="${PIPESTATUS[*]}"; [[ -z "${_paludis_pipestatus//[ 0]/}" ]] || paludis_die_unless_nonfatal_func "$FUNCNAME" "$LINENO"'
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trap 'echo "die trap: exiting with error." 1>&2 ; exit 250' SIGUSR1
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diefunc()
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{
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local func="$1" line="$2" nonfatal=
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shift 2
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if [[ -n ${PALUDIS_DIE_SUPPORTS_DASH_N} && $1 == -n && -n ${PALUDIS_FAILURE_IS_NONFATAL} ]] ; then
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shift
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nonfatal=yes
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fi
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local message="$*"
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[[ -n ${_paludis_pipestatus//[ 0]/} ]] && message="${_paludis_pipestatus} ${message}"
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if [[ -n ${nonfatal} ]] ; then
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echo "${func}: ${message}" >&2
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return 247
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fi
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echo 1>&2
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echo "!!! ERROR in ${CATEGORY:-?}/${!PALUDIS_NAME_VERSION_REVISION_VAR:-?}::${REPOSITORY:-?}:" 1>&2
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echo "!!! In ${func:-?} at line ${line:-?}" 1>&2
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echo "!!! ${message:-(no message provided)}" 1>&2
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echo 1>&2
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echo "!!! Call stack:" 1>&2
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for (( n = 1 ; n < ${#FUNCNAME[@]} ; ++n )) ; do
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funcname=${FUNCNAME[${n}]}
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sourcefile=${BASH_SOURCE[${n}]}
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lineno=${BASH_LINENO[$(( n - 1 ))]}
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echo "!!! * ${funcname} (${sourcefile}:${lineno})" 1>&2
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done
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echo 1>&2
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if [[ -n "${PALUDIS_EXTRA_DIE_MESSAGE}" ]] ; then
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echo "${PALUDIS_EXTRA_DIE_MESSAGE}" 1>&2
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echo 1>&2
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fi
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echo "diefunc: making ebuild PID ${EBUILD_KILL_PID} exit with error" 1>&2
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kill -s SIGUSR1 "${EBUILD_KILL_PID}"
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exit 249
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}
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paludis_die_or_error_func()
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{
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if [[ -n ${PALUDIS_FAILURE_IS_FATAL} ]]; then
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diefunc "$@"
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else
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local func=${1}
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shift 2
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echo "${func}: $*" >&2
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exit 247
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fi
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}
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paludis_die_unless_nonfatal_func()
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{
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if [[ -z ${PALUDIS_FAILURE_IS_NONFATAL} ]]; then
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diefunc "$@"
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else
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local func=${1}
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shift 2
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echo "${func}: $*" >&2
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return 247
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fi
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}
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