external-python-tarball: Add ability to generate an externally usable standalone python tarball

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

meta/recipes-tbd/meta/external-python-tarball.bb

@@ -0,0 +1,87 @@
+DESCRIPTION = "Meta package for building a standalone python tarball"
+LICENSE = "MIT"
+DEPENDS = "opkg-native opkg-utils-native virtual/fakeroot-native sed-native"
+
+inherit meta
+
+SDK_DIR = "${WORKDIR}/sdk"
+SDK_OUTPUT = "${SDK_DIR}/image"
+SDK_DEPLOY = "${TMPDIR}/deploy/sdk"
+
+IPKG_HOST = "opkg-cl -f ${IPKGCONF_SDK} -o ${SDK_OUTPUT}"
+
+TOOLCHAIN_HOST_TASK ?= "\
+    python-nativesdk-core \
+    python-nativesdk-textutils \
+    python-nativesdk-sqlite3 \
+    python-nativesdk-pickle \
+    python-nativesdk-logging \
+    python-nativesdk-elementtree \
+    python-nativesdk-curses \
+    python-nativesdk-compile \
+    python-nativesdk-compiler \
+    python-nativesdk-fcntl \
+    python-nativesdk-shell \
+    python-nativesdk-misc \
+    python-nativesdk-subprocess \
+    python-nativesdk-xmlrpc \
+    python-nativesdk-netclient \
+    python-nativesdk-netserver \
+    python-nativesdk-distutils"
+
+TOOLCHAIN_OUTPUTNAME ?= "python-nativesdk-standalone"
+
+RDEPENDS = "${TOOLCHAIN_HOST_TASK}"
+
+EXCLUDE_FROM_WORLD = "1"
+
+do_populate_sdk() {
+	rm -rf ${SDK_OUTPUT}
+	mkdir -p ${SDK_OUTPUT}
+	mkdir -p ${SDK_OUTPUT}${localstatedir}/lib/opkg/
+
+	rm -f ${IPKGCONF_TARGET}
+	touch ${IPKGCONF_TARGET}
+	rm -f ${IPKGCONF_SDK}
+	touch ${IPKGCONF_SDK}
+
+	package_update_index_ipk
+	package_generate_ipkg_conf
+
+	for arch in ${PACKAGE_ARCHS}; do
+		revipkgarchs="$arch $revipkgarchs"
+	done
+
+	${IPKG_HOST} update
+	${IPKG_HOST} install ${TOOLCHAIN_HOST_TASK}
+
+	install -d ${SDK_OUTPUT}/${SDKPATHNATIVE}${localstatedir_nativesdk}/lib/opkg
+	mv ${SDK_OUTPUT}/var/lib/opkg/* ${SDK_OUTPUT}/${SDKPATHNATIVE}${localstatedir_nativesdk}/lib/opkg/
+	rm -Rf ${SDK_OUTPUT}/var
+
+	install -d ${SDK_OUTPUT}/${SDKPATHNATIVE}/${sysconfdir}
+	install -m 0644 ${IPKGCONF_SDK} ${SDK_OUTPUT}/${SDKPATHNATIVE}/${sysconfdir}/
+
+	rm -f ${SDK_OUTPUT}/${SDKPATHNATIVE}${libdir_nativesdk}/*.la
+
+	# Link the ld.so.cache file into the hosts filesystem
+	ln -s /etc/ld.so.cache ${SDK_OUTPUT}/${SDKPATHNATIVE}/etc/ld.so.cache
+
+	# Add version information
+	versionfile=${SDK_OUTPUT}/${SDKPATH}/version-${MULTIMACH_TARGET_SYS}
+	touch $versionfile
+	echo 'Distro: ${DISTRO}' >> $versionfile
+	echo 'Distro Version: ${DISTRO_VERSION}' >> $versionfile
+	echo 'Metadata Revision: ${METADATA_REVISION}' >> $versionfile
+	echo 'Timestamp: ${DATETIME}' >> $versionfile
+
+	# Package it up
+	mkdir -p ${SDK_DEPLOY}
+	cd ${SDK_OUTPUT}
+	${FAKEROOT} tar cfj ${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.tar.bz2 .
+}
+
+do_populate_sdk[nostamp] = "1"
+do_populate_sdk[recrdeptask] = "do_package_write"
+addtask populate_sdk before do_build after do_install
+