diff --git a/meta/classes-recipe/cmake-qemu.bbclass b/meta/classes-recipe/cmake-qemu.bbclass new file mode 100644 index 0000000000..76b748f340 --- /dev/null +++ b/meta/classes-recipe/cmake-qemu.bbclass @@ -0,0 +1,28 @@ +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: MIT +# +# Not all platforms are supported by Qemu. Using qemu-user therefore +# involves a certain risk, which is also the reason why this feature +# is not activated by default. + +inherit qemu + +CMAKE_EXEWRAPPER_ENABLED:class-native = "False" +CMAKE_EXEWRAPPER_ENABLED:class-nativesdk = "False" +CMAKE_EXEWRAPPER_ENABLED ?= "${@bb.utils.contains('MACHINE_FEATURES', 'qemu-usermode', 'True', 'False', d)}" +DEPENDS:append = "${@' qemu-native' if d.getVar('CMAKE_EXEWRAPPER_ENABLED') == 'True' else ''}" + +cmake_do_generate_toolchain_file:append:class-target() { + if [ "${CMAKE_EXEWRAPPER_ENABLED}" = "True" ]; then + # Write out a qemu wrapper that will be used as exe_wrapper so that camake + # can run target helper binaries through that. This also allows to execute ctest. + qemu_binary="${@qemu_wrapper_cmdline(d, '${STAGING_DIR_HOST}', ['${STAGING_DIR_HOST}/${libdir}','${STAGING_DIR_HOST}/${base_libdir}'])}" + echo "#!/bin/sh" > "${WORKDIR}/cmake-qemuwrapper" + echo "$qemu_binary \"\$@\"" >> "${WORKDIR}/cmake-qemuwrapper" + chmod +x "${WORKDIR}/cmake-qemuwrapper" + echo "set( CMAKE_CROSSCOMPILING_EMULATOR ${WORKDIR}/cmake-qemuwrapper)" \ + >> ${WORKDIR}/toolchain.cmake + fi +}