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# Apply patches to source code
#
# Copyright (C) 2012 Patrick McDermott
#
# This file is part of opkbuild.
#
# opkbuild 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 3 of the License, or
# (at your option) any later version.
#
# opkbuild 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 opkbuild. If not, see <http://www.gnu.org/licenses/>.
set -e
. "${LIBDATADIR}/libopkbuild.${SHSOEXT}.${LIBOPKBUILD_SHSOVERSION}"
apply_patches()
{
applied='false'
if [ -d '../patches' ] && [ -d 'src' ]; then
# Iterate over patches ordered alphabetically by name.
# POSIX.1-2008 says that the results of a pathname expansion shall be
# "sorted according to the collating sequence in effect in the current
# locale". So for consistent results, we first set a standard locale.
orig_lang="${LANG}"
LANG='POSIX'
for patch in '../patches/'*; do
[ -f "${patch}" ] || continue
LANG="${orig_lang}"
patch="${patch#../patches/}"
ob_info "$(ob_get_msg 'applying_patch')" "${patch}"
cd src
if ! patch -N -p 1 -u -i "../../patches/${patch}"; then
ob_error "$(ob_get_msg 'cant_apply_patch')" "${patch}"
return 1
fi
cd ..
applied='true'
done
LANG="${orig_lang}"
fi
${applied} || ob_info "$(ob_get_msg 'no_patches')"
return 0
}
main()
{
if ! ob_set_text_domain 'opkbuild'; then
printf '%s: Error: Failed to load locale messages\n' \
"${0##*/}" >&2
return 1
fi
ob_init_package '..' || return 1
apply_patches || return 1
return 0
}
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