#
# Copyright (c) 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 LucĂ­a Andrea Illanes Albornoz <lucia@luciaillanes.de>
# set +o errexit -o noglob -o nounset is assumed.
#

pkg_configure_patch() {
	local	_pcp_group_name="${1}" _pcp_pkg_name="${2}" _pcp_restart_at="${3}"	\
		_pcp_patch_cwd="" _pcp_patch_dir="${MIDIPIX_BUILD_PWD}/patches"		\
		_pcp_patch_fname="" _pcp_patches_done="" _pcp_pkg_name_full=""		\
		_pcp_strip_count=0;
	_pcp_pkg_name_full="${_pcp_pkg_name}${PKG_VERSION:+-${PKG_VERSION}}";

	if [ "${PKG_FNAME:+1}" = 1 ]\
	&& [ "${PKG_URLS_GIT:+1}" = 1 ];
	then
		_pcp_patch_cwd="${PKG_BASE_DIR}";
		_pcp_strip_count=0;
	else
		_pcp_patch_cwd="${PKG_BASE_DIR}/${PKG_SUBDIR}";
		_pcp_strip_count=1;
	fi;

	set +o noglob;
	for _pcp_patch_fname in 								\
			"${_pcp_patch_dir}/${PKG_NAME}/"*.patch					\
			"${_pcp_patch_dir}/${_pcp_pkg_name_full}.local.patch"			\
			"${_pcp_patch_dir}/${_pcp_pkg_name_full}.local@${BUILD_HNAME}.patch"	\
			${PKG_PATCHES_EXTRA:-};
	do
		if [ -r "${_pcp_patch_fname}" ]\
		&& ! rtl_lmatch \$_pcp_patches_done "${_pcp_patch_fname}";
		then
			if ! patch -b -d "${_pcp_patch_cwd}" "-p${_pcp_strip_count}" < "${_pcp_patch_fname}"; then
				set -o noglob; return 1;
			else
				rtl_lconcat \$_pcp_patches_done "${_pcp_patch_fname}";
			fi;
		fi;
	done;
	set -o noglob;

	return 0;
};

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