Add MUSL_LDSO_PATHS distro variable

recipes-openharmony/openharmony/musl-ldso-paths-sanity-check.inc

+# SPDX-FileCopyrightText: Huawei Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# This post do_install() function checks if all subfloders copied from
+# system/lib/module are set in the distro variable MUSL_LDSO_PATHS.
+#
+# This variable is used to generate the content of the file
+# /etc/ld-musl-${MUSL_LDSO_ARCH}.path so this function stops bitbake
+# if one of the coipied folder from /system/lib/module/* is not in
+# MUSL_LDSO_PATHS.
+
+musl_ldso_paths_sanity_check() {
+	cd "${D}/${libdir}"
+	MODULE_LIB_PATHS="$(find module -type d)"
+	for folder in ${MODULE_LIB_PATHS}; do
+		PAT="(^|[[:space:]])${folder}([[:space:]]|$)"
+		if [[ ! "${MUSL_LDSO_PATHS}" =~ ${PAT} ]]; then
+			echo
+			echo "'${folder}' not in MUSL_LDSO_PATHS"
+			echo "Add it in conf/distro/include/musl-ldso-paths.inc"
+			echo
+
+			return 1
+		fi
+	done
+}
+
+do_install[postfuncs] += "musl_ldso_paths_sanity_check"