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# opkhelper
# lib/common
# Functions for stack memory management.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# 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 <http://www.gnu.org/licenses/>.
[ -n "${_OH_COMMON_SM}" ] && return 0
_OH_COMMON_SM='true'
_OH_STACK_VARS=
_OH_SAVED_IFS=
_oh_local()
{
# Push the variable list onto the stack.
_OH_STACK_VARS="${_OH_STACK_VARS}|${*}"
# Save the old IFS value, if any, and set it to its default.
_OH_SAVED_IFS="${IFS}"
IFS='
'
}
_oh_return()
{
# Unset the variables at the top of the stack.
IFS=' '
unset -v ${_OH_STACK_VARS##*|}
# Pop the variable list from the top of the stack.
_OH_STACK_VARS="${_OH_STACK_VARS%|*}"
# Restore the saved IFS.
IFS="${_OH_SAVED_IFS}"
return ${1}
}
oh_init()
{
ob_use locale
ob_use output
# Since nothing other than opkhelper is supposed to use libopkhelper, we can
# do strange things like affecting application-wide locale settings from the
# library and assume that no one will play with them.
ob_set_locale_path '@@LOCALEDIR@@/%s/LC_MESSAGES/%s.ms'
ob_set_text_domain 'opkhelper'
}
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