diff options
Diffstat (limited to 'classes/cmake.bbclass')
| -rw-r--r-- | classes/cmake.bbclass | 74 |
1 files changed, 70 insertions, 4 deletions
diff --git a/classes/cmake.bbclass b/classes/cmake.bbclass index b5b7b8655b..29248e6fe1 100644 --- a/classes/cmake.bbclass +++ b/classes/cmake.bbclass @@ -1,5 +1,8 @@ DEPENDS += " cmake-native " +# We need to unset CCACHE otherwise cmake gets too confused +CCACHE = "" + # We want the staging and installing functions from autotools inherit autotools @@ -11,18 +14,81 @@ OECMAKE_SOURCEPATH ?= "." # "-C ${OECMAKE_BUILDPATH}". So it will run the right makefiles. OECMAKE_BUILDPATH ?= "" +# C/C++ Compiler (without cpu arch/tune arguments) +OECMAKE_C_COMPILER ?= "`echo ${CC} | sed 's/^\([^ ]*\).*/\1/'`" +OECMAKE_CXX_COMPILER ?= "`echo ${CXX} | sed 's/^\([^ ]*\).*/\1/'`" + +# Compiler flags +OECMAKE_C_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${TARGET_CPPFLAGS}" +OECMAKE_CXX_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${TARGET_CPPFLAGS} -fpermissive" +OECMAKE_C_FLAGS_RELEASE ?= "${SELECTED_OPTIMIZATION} -DNDEBUG" +OECMAKE_CXX_FLAGS_RELEASE ?= "${SELECTED_OPTIMIZATION} -DNDEBUG" + +cmake_do_generate_toolchain_file() { +# CMake system name must be something like "Linux". +# This is important for cross-compiling. + echo "set( CMAKE_SYSTEM_NAME" `echo ${SDK_OS} | sed 's/^./\u&/'` ")" > ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_SYSTEM_PROCESSOR ${TARGET_ARCH} )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_C_COMPILER ${OECMAKE_C_COMPILER} )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_CXX_COMPILER ${OECMAKE_CXX_COMPILER} )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_C_FLAGS \"${OECMAKE_C_FLAGS}\" CACHE STRING \"OpenEmbedded CFLAGS\" )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_CXX_FLAGS \"${OECMAKE_CXX_FLAGS}\" CACHE STRING \"OpenEmbedded CXXFLAGS\" )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_C_FLAGS_RELEASE \"${OECMAKE_C_FLAGS_RELEASE}\" CACHE STRING \"CFLAGS for release\" )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_CXX_FLAGS_RELEASE \"${OECMAKE_CXX_FLAGS_RELEASE}\" CACHE STRING \"CXXFLAGS for release\" )" >> ${WORKDIR}/toolchain.cmake + +# only search in the paths provided (from openembedded) so cmake doesnt pick +# up libraries and tools from the native build machine + echo "set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${STAGING_DIR_NATIVE} ${STAGING_DIR_NATIVE}${prefix_native}/${BASE_PACKAGE_ARCH} )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )" >> ${WORKDIR}/toolchain.cmake + echo "set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )" >> ${WORKDIR}/toolchain.cmake +# Use native cmake modules + echo "set( CMAKE_MODULE_PATH ${STAGING_DIR_NATIVE}/usr/share/cmake-2.6/Modules/ )" >> ${WORKDIR}/toolchain.cmake +} + +addtask generate_toolchain_file after do_patch before do_configure + cmake_do_configure() { if [ ${OECMAKE_BUILDPATH} ] then - mkdir ${OECMAKE_BUILDPATH} + mkdir -p ${OECMAKE_BUILDPATH} cd ${OECMAKE_BUILDPATH} fi - cmake ${OECMAKE_SOURCEPATH} \ + # Just like autotools cmake can use a site file to cache result that need generated binaries to run + if [ -e ${WORKDIR}/site-file.cmake ] ; then + OECMAKE_SITEFILE=" -C ${WORKDIR}/site-file.cmake" + else + OECMAKE_SITEFILE="" + fi + + cmake \ + ${OECMAKE_SITEFILE} \ + ${OECMAKE_SOURCEPATH} \ -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \ - -DCMAKE_FIND_ROOT_PATH=${STAGING_DIR_HOST} \ + -DCMAKE_INSTALL_SO_NO_EXE=0 \ + -DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain.cmake \ + -DCMAKE_VERBOSE_MAKEFILE=1 \ ${EXTRA_OECMAKE} \ -Wno-dev } -EXPORT_FUNCTIONS do_configure +cmake_do_compile() { + if [ ${OECMAKE_BUILDPATH} ] + then + cd ${OECMAKE_BUILDPATH} + fi + + base_do_compile +} + +cmake_do_install() { + if [ ${OECMAKE_BUILDPATH} ]; + then + cd ${OECMAKE_BUILDPATH} + fi + + autotools_do_install +} + +EXPORT_FUNCTIONS do_configure do_compile do_install do_generate_toolchain_file |