# Copyright 1999-2019 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 # @ECLASS: cmake-utils.eclass # @MAINTAINER: # kde@gentoo.org # @AUTHOR: # Tomáš Chvátal <scarabeus@gentoo.org> # Maciej Mrozowski <reavertm@gentoo.org> # (undisclosed contributors) # Original author: Zephyrus (zephyrus@mirach.it) # @SUPPORTED_EAPIS: 5 6 7 # @BLURB: common ebuild functions for cmake-based packages # @DESCRIPTION: # The cmake-utils eclass makes creating ebuilds for cmake-based packages much easier. # It provides all inherited features (DOCS, HTML_DOCS, PATCHES) along with out-of-source # builds (default), in-source builds and an implementation of the well-known use_enable # and use_with functions for CMake. if [[ -z ${_CMAKE_UTILS_ECLASS} ]]; then _CMAKE_UTILS_ECLASS=1 # @ECLASS-VARIABLE: BUILD_DIR # @DESCRIPTION: # Build directory where all cmake processed files should be generated. # For in-source build it's fixed to ${CMAKE_USE_DIR}. # For out-of-source build it can be overridden, by default it uses # ${WORKDIR}/${P}_build. # # This variable has been called CMAKE_BUILD_DIR formerly. # It is set under that name for compatibility. # @ECLASS-VARIABLE: CMAKE_BINARY # @DESCRIPTION: # Eclass can use different cmake binary than the one provided in by system. : ${CMAKE_BINARY:=cmake} # @ECLASS-VARIABLE: CMAKE_BUILD_TYPE # @DESCRIPTION: # Set to override default CMAKE_BUILD_TYPE. Only useful for packages # known to make use of "if (CMAKE_BUILD_TYPE MATCHES xxx)". # If about to be set - needs to be set before invoking cmake-utils_src_configure. # You usualy do *NOT* want nor need to set it as it pulls CMake default build-type # specific compiler flags overriding make.conf. : ${CMAKE_BUILD_TYPE:=Gentoo} # @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD # @DEFAULT_UNSET # @DESCRIPTION: # Set to enable in-source build. # @ECLASS-VARIABLE: CMAKE_MAKEFILE_GENERATOR # @DEFAULT_UNSET # @DESCRIPTION: # Specify a makefile generator to be used by cmake. # At this point only "emake" and "ninja" are supported. # In EAPI 7 and above, the default is set to "ninja", # whereas in EAPIs below 7, it is set to "emake". # @ECLASS-VARIABLE: CMAKE_MIN_VERSION # @DESCRIPTION: # Specify the minimum required CMake version. : ${CMAKE_MIN_VERSION:=3.9.6} # @ECLASS-VARIABLE: CMAKE_REMOVE_MODULES # @DESCRIPTION: # Do we want to remove anything? yes or whatever else for no : ${CMAKE_REMOVE_MODULES:=yes} # @ECLASS-VARIABLE: CMAKE_REMOVE_MODULES_LIST # @DESCRIPTION: # Space-separated list of CMake modules that will be removed in $S during src_prepare, # in order to force packages to use the system version. : ${CMAKE_REMOVE_MODULES_LIST:=FindBLAS FindLAPACK} # @ECLASS-VARIABLE: CMAKE_USE_DIR # @DESCRIPTION: # Sets the directory where we are working with cmake. # For example when application uses autotools and only one # plugin needs to be done by cmake. # By default it uses ${S}. # @ECLASS-VARIABLE: CMAKE_VERBOSE # @DESCRIPTION: # Set to OFF to disable verbose messages during compilation : ${CMAKE_VERBOSE:=ON} # @ECLASS-VARIABLE: CMAKE_WARN_UNUSED_CLI # @DESCRIPTION: # Warn about variables that are declared on the command line # but not used. Might give false-positives. # "no" to disable (default) or anything else to enable. # @ECLASS-VARIABLE: CMAKE_EXTRA_CACHE_FILE # @DEFAULT_UNSET # @DESCRIPTION: # Specifies an extra cache file to pass to cmake. This is the analog of EXTRA_ECONF # for econf and is needed to pass TRY_RUN results when cross-compiling. # Should be set by user in a per-package basis in /etc/portage/package.env. # @ECLASS-VARIABLE: CMAKE_UTILS_QA_SRC_DIR_READONLY # @DEFAULT_UNSET # @DESCRIPTION: # After running cmake-utils_src_prepare, sets ${S} to read-only. This is # a user flag and should under _no circumstances_ be set in the ebuild. # Helps in improving QA of build systems that write to source tree. case ${EAPI} in 5) : ${CMAKE_WARN_UNUSED_CLI:=no} ;; 6|7) : ${CMAKE_WARN_UNUSED_CLI:=yes} ;; *) die "EAPI=${EAPI:-0} is not supported" ;; esac inherit toolchain-funcs ninja-utils flag-o-matic multiprocessing xdg-utils case ${EAPI} in [56]) : ${CMAKE_MAKEFILE_GENERATOR:=emake} inherit eutils multilib ;; *) : ${CMAKE_MAKEFILE_GENERATOR:=ninja} ;; esac EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install if [[ ${WANT_CMAKE} ]]; then if [[ ${EAPI} != [56] ]]; then die "\${WANT_CMAKE} has been removed and is a no-op now" else eqawarn "\${WANT_CMAKE} has been removed and is a no-op now" fi fi [[ ${PREFIX} ]] && die "\${PREFIX} has been removed and is a no-op now" case ${CMAKE_MAKEFILE_GENERATOR} in emake) BDEPEND="sys-devel/make" ;; ninja) BDEPEND="dev-util/ninja" ;; *) eerror "Unknown value for \${CMAKE_MAKEFILE_GENERATOR}" die "Value ${CMAKE_MAKEFILE_GENERATOR} is not supported" ;; esac if [[ ${PN} != cmake ]]; then BDEPEND+=" >=dev-util/cmake-${CMAKE_MIN_VERSION}" fi case ${EAPI} in 7) ;; *) DEPEND=" ${BDEPEND}" ;; esac # Internal functions used by cmake-utils_use_* _cmake_use_me_now() { debug-print-function ${FUNCNAME} "$@" local arg=$2 [[ ! -z $3 ]] && arg=$3 [[ ${EAPI} == 5 ]] || die "${FUNCNAME[1]} is banned in EAPI 6 and later: use -D$1<related_CMake_variable>=\"\$(usex $2)\" instead" local uper capitalised x [[ -z $2 ]] && die "cmake-utils_use-$1 <USE flag> [<flag name>]" if [[ ! -z $3 ]]; then # user specified the use name so use it echo "-D$1$3=$(use $2 && echo ON || echo OFF)" else # use all various most used combinations uper=$(echo ${2} | tr '[:lower:]' '[:upper:]') capitalised=$(echo ${2} | sed 's/\<\(.\)\([^ ]*\)/\u\1\L\2/g') for x in $2 $uper $capitalised; do echo "-D$1$x=$(use $2 && echo ON || echo OFF) " done fi } _cmake_use_me_now_inverted() { debug-print-function ${FUNCNAME} "$@" local arg=$2 [[ ! -z $3 ]] && arg=$3 if [[ ${EAPI} != 5 && "${FUNCNAME[1]}" != cmake-utils_use_find_package ]] ; then die "${FUNCNAME[1]} is banned in EAPI 6 and later: use -D$1<related_CMake_variable>=\"\$(usex $2)\" instead" fi local uper capitalised x [[ -z $2 ]] && die "cmake-utils_use-$1 <USE flag> [<flag name>]" if [[ ! -z $3 ]]; then # user specified the use name so use it echo "-D$1$3=$(use $2 && echo OFF || echo ON)" else # use all various most used combinations uper=$(echo ${2} | tr '[:lower:]' '[:upper:]') capitalised=$(echo ${2} | sed 's/\<\(.\)\([^ ]*\)/\u\1\L\2/g') for x in $2 $uper $capitalised; do echo "-D$1$x=$(use $2 && echo OFF || echo ON) " done fi } # Determine using IN or OUT source build _cmake_check_build_dir() { : ${CMAKE_USE_DIR:=${S}} if [[ -n ${CMAKE_IN_SOURCE_BUILD} ]]; then # we build in source dir BUILD_DIR="${CMAKE_USE_DIR}" else # Respect both the old variable and the new one, depending # on which one was set by the ebuild. if [[ ! ${BUILD_DIR} && ${CMAKE_BUILD_DIR} ]]; then if [[ ${EAPI} != [56] ]]; then eerror "The CMAKE_BUILD_DIR variable has been renamed to BUILD_DIR." die "The ebuild must be migrated to BUILD_DIR." else eqawarn "The CMAKE_BUILD_DIR variable has been renamed to BUILD_DIR." eqawarn "Please migrate the ebuild to use the new one." fi # In the next call, both variables will be set already # and we'd have to know which one takes precedence. _RESPECT_CMAKE_BUILD_DIR=1 fi if [[ ${_RESPECT_CMAKE_BUILD_DIR} ]]; then BUILD_DIR=${CMAKE_BUILD_DIR:-${WORKDIR}/${P}_build} else : ${BUILD_DIR:=${WORKDIR}/${P}_build} fi fi # Backwards compatibility for getting the value. [[ ${EAPI} == [56] ]] && CMAKE_BUILD_DIR=${BUILD_DIR} mkdir -p "${BUILD_DIR}" || die echo ">>> Working in BUILD_DIR: \"$BUILD_DIR\"" } # Determine which generator to use _cmake_generator_to_use() { local generator_name case ${CMAKE_MAKEFILE_GENERATOR} in ninja) # if ninja is enabled but not installed, the build could fail # this could happen if ninja is manually enabled (eg. make.conf) but not installed case ${EAPI} in 5|6) if ! ROOT=/ has_version dev-util/ninja; then die "CMAKE_MAKEFILE_GENERATOR is set to ninja, but ninja is not installed. Please install dev-util/ninja or unset CMAKE_MAKEFILE_GENERATOR." fi ;; *) if ! has_version -b dev-util/ninja; then die "CMAKE_MAKEFILE_GENERATOR is set to ninja, but ninja is not installed. Please install dev-util/ninja or unset CMAKE_MAKEFILE_GENERATOR." fi ;; esac generator_name="Ninja" ;; emake) generator_name="Unix Makefiles" ;; *) eerror "Unknown value for \${CMAKE_MAKEFILE_GENERATOR}" die "Value ${CMAKE_MAKEFILE_GENERATOR} is not supported" ;; esac echo ${generator_name} } # @FUNCTION: cmake_comment_add_subdirectory # @USAGE: <subdirectory> # @DESCRIPTION: # Comment out one or more add_subdirectory calls in CMakeLists.txt in the current directory cmake_comment_add_subdirectory() { if [[ -z ${1} ]]; then die "comment_add_subdirectory must be passed at least one directory name to comment" fi if [[ -e "CMakeLists.txt" ]]; then local d for d in $@; do sed -e "/add_subdirectory[[:space:]]*([[:space:]]*${d//\//\\/}[[:space:]]*)/I s/^/#DONOTCOMPILE /" \ -i CMakeLists.txt || die "failed to comment add_subdirectory(${d})" done fi } # @FUNCTION: comment_add_subdirectory # @USAGE: <subdirectory> # @DESCRIPTION: # Comment out an add_subdirectory call in CMakeLists.txt in the current directory # Banned in EAPI 6 and later - use cmake_comment_add_subdirectory instead. comment_add_subdirectory() { [[ ${EAPI} == 5 ]] || die "comment_add_subdirectory is banned in EAPI 6 and later - use cmake_comment_add_subdirectory instead" cmake_comment_add_subdirectory "$@" } # @FUNCTION: cmake-utils_use_with # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_with. See ebuild(5). # # `cmake-utils_use_with foo FOO` echoes -DWITH_FOO=ON if foo is enabled # and -DWITH_FOO=OFF if it is disabled. cmake-utils_use_with() { _cmake_use_me_now WITH_ "$@" ; } # @FUNCTION: cmake-utils_use_enable # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_enable foo FOO` echoes -DENABLE_FOO=ON if foo is enabled # and -DENABLE_FOO=OFF if it is disabled. cmake-utils_use_enable() { _cmake_use_me_now ENABLE_ "$@" ; } # @FUNCTION: cmake-utils_use_find_package # @USAGE: <USE flag> <package name> # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_find_package foo LibFoo` echoes -DCMAKE_DISABLE_FIND_PACKAGE_LibFoo=OFF # if foo is enabled and -DCMAKE_DISABLE_FIND_PACKAGE_LibFoo=ON if it is disabled. # This can be used to make find_package optional. cmake-utils_use_find_package() { if [[ ${EAPI} != 5 && "$#" != 2 ]] ; then die "Usage: cmake-utils_use_find_package <USE flag> <package name>" fi _cmake_use_me_now_inverted CMAKE_DISABLE_FIND_PACKAGE_ "$@" ; } # @FUNCTION: cmake-utils_use_disable # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on inversion of use_enable. See ebuild(5). # # `cmake-utils_use_enable foo FOO` echoes -DDISABLE_FOO=OFF if foo is enabled # and -DDISABLE_FOO=ON if it is disabled. cmake-utils_use_disable() { _cmake_use_me_now_inverted DISABLE_ "$@" ; } # @FUNCTION: cmake-utils_use_no # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_disable. See ebuild(5). # # `cmake-utils_use_no foo FOO` echoes -DNO_FOO=OFF if foo is enabled # and -DNO_FOO=ON if it is disabled. cmake-utils_use_no() { _cmake_use_me_now_inverted NO_ "$@" ; } # @FUNCTION: cmake-utils_use_want # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_want foo FOO` echoes -DWANT_FOO=ON if foo is enabled # and -DWANT_FOO=OFF if it is disabled. cmake-utils_use_want() { _cmake_use_me_now WANT_ "$@" ; } # @FUNCTION: cmake-utils_use_build # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_build foo FOO` echoes -DBUILD_FOO=ON if foo is enabled # and -DBUILD_FOO=OFF if it is disabled. cmake-utils_use_build() { _cmake_use_me_now BUILD_ "$@" ; } # @FUNCTION: cmake-utils_use_has # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_has foo FOO` echoes -DHAVE_FOO=ON if foo is enabled # and -DHAVE_FOO=OFF if it is disabled. cmake-utils_use_has() { _cmake_use_me_now HAVE_ "$@" ; } # @FUNCTION: cmake-utils_use_use # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use_use foo FOO` echoes -DUSE_FOO=ON if foo is enabled # and -DUSE_FOO=OFF if it is disabled. cmake-utils_use_use() { _cmake_use_me_now USE_ "$@" ; } # @FUNCTION: cmake-utils_use # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_use foo FOO` echoes -DFOO=ON if foo is enabled # and -DFOO=OFF if it is disabled. cmake-utils_use() { _cmake_use_me_now "" "$@" ; } # @FUNCTION: cmake-utils_useno # @USAGE: <USE flag> [flag name] # @DESCRIPTION: # Based on use_enable. See ebuild(5). # # `cmake-utils_useno foo NOFOO` echoes -DNOFOO=OFF if foo is enabled # and -DNOFOO=ON if it is disabled. cmake-utils_useno() { _cmake_use_me_now_inverted "" "$@" ; } # Internal function for modifying hardcoded definitions. # Removes dangerous definitions that override Gentoo settings. _cmake_modify-cmakelists() { debug-print-function ${FUNCNAME} "$@" # Only edit the files once grep -qs "<<< Gentoo configuration >>>" "${CMAKE_USE_DIR}"/CMakeLists.txt && return 0 # Comment out all set (<some_should_be_user_defined_variable> value) find "${CMAKE_USE_DIR}" -name CMakeLists.txt -exec sed \ -e '/^[[:space:]]*set[[:space:]]*([[:space:]]*CMAKE_BUILD_TYPE\([[:space:]].*)\|)\)/I{s/^/#_cmake_modify_IGNORE /g}' \ -e '/^[[:space:]]*set[[:space:]]*([[:space:]]*CMAKE_COLOR_MAKEFILE[[:space:]].*)/I{s/^/#_cmake_modify_IGNORE /g}' \ -e '/^[[:space:]]*set[[:space:]]*([[:space:]]*CMAKE_INSTALL_PREFIX[[:space:]].*)/I{s/^/#_cmake_modify_IGNORE /g}' \ -e '/^[[:space:]]*set[[:space:]]*([[:space:]]*CMAKE_VERBOSE_MAKEFILE[[:space:]].*)/I{s/^/#_cmake_modify_IGNORE /g}' \ -i {} + || die "${LINENO}: failed to disable hardcoded settings" local x for x in $(find "${CMAKE_USE_DIR}" -name CMakeLists.txt -exec grep -l "^#_cmake_modify_IGNORE" {} +;); do einfo "Hardcoded definition(s) removed in $(echo "${x}" | cut -c $((${#CMAKE_USE_DIR}+2))-):" einfo "$(grep -se '^#_cmake_modify_IGNORE' ${x} | cut -c 22-99)" done # NOTE Append some useful summary here cat >> "${CMAKE_USE_DIR}"/CMakeLists.txt <<- _EOF_ || die MESSAGE(STATUS "<<< Gentoo configuration >>> Build type \${CMAKE_BUILD_TYPE} Install path \${CMAKE_INSTALL_PREFIX} Compiler flags: C \${CMAKE_C_FLAGS} C++ \${CMAKE_CXX_FLAGS} Linker flags: Executable \${CMAKE_EXE_LINKER_FLAGS} Module \${CMAKE_MODULE_LINKER_FLAGS} Shared \${CMAKE_SHARED_LINKER_FLAGS}\n") _EOF_ } # temporary function for moving cmake cleanups from from src_configure -> src_prepare. # bug #378850 _cmake_cleanup_cmake() { : ${CMAKE_USE_DIR:=${S}} if [[ "${CMAKE_REMOVE_MODULES}" == "yes" ]] ; then local name for name in ${CMAKE_REMOVE_MODULES_LIST} ; do find "${S}" -name ${name}.cmake -exec rm -v {} + || die done fi # check if CMakeLists.txt exist and if no then die if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then eerror "Unable to locate CMakeLists.txt under:" eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\"" eerror "Consider not inheriting the cmake eclass." die "FATAL: Unable to find CMakeLists.txt" fi # Remove dangerous things. _cmake_modify-cmakelists } # @FUNCTION: cmake-utils_src_prepare # @DESCRIPTION: # Apply ebuild and user patches. cmake-utils_src_prepare() { debug-print-function ${FUNCNAME} "$@" pushd "${S}" > /dev/null || die if [[ ${EAPI} != 5 ]]; then default_src_prepare _cmake_cleanup_cmake else debug-print "$FUNCNAME: PATCHES=$PATCHES" [[ ${PATCHES[@]} ]] && epatch "${PATCHES[@]}" debug-print "$FUNCNAME: applying user patches" epatch_user fi popd > /dev/null || die # make ${S} read-only in order to detect broken build-systems if [[ ${CMAKE_UTILS_QA_SRC_DIR_READONLY} && ! ${CMAKE_IN_SOURCE_BUILD} ]]; then chmod -R a-w "${S}" fi _CMAKE_UTILS_SRC_PREPARE_HAS_RUN=1 } # @VARIABLE: mycmakeargs # @DEFAULT_UNSET # @DESCRIPTION: # Optional cmake defines as a bash array. Should be defined before calling # src_configure. # @CODE # src_configure() { # local mycmakeargs=( # $(cmake-utils_use_with openconnect) # ) # # cmake-utils_src_configure # } # @CODE # @FUNCTION: cmake-utils_src_configure # @DESCRIPTION: # General function for configuring with cmake. Default behaviour is to start an # out-of-source build. cmake-utils_src_configure() { debug-print-function ${FUNCNAME} "$@" if [[ ! ${_CMAKE_UTILS_SRC_PREPARE_HAS_RUN} ]]; then if [[ ${EAPI} != [56] ]]; then die "FATAL: cmake-utils_src_prepare has not been run" else eqawarn "cmake-utils_src_prepare has not been run, please open a bug on https://bugs.gentoo.org/" fi fi [[ ${EAPI} == 5 ]] && _cmake_cleanup_cmake _cmake_check_build_dir # Fix xdg collision with sandbox xdg_environment_reset # @SEE CMAKE_BUILD_TYPE if [[ ${CMAKE_BUILD_TYPE} = Gentoo ]]; then # Handle release builds if ! has debug ${IUSE//+} || ! use debug; then local CPPFLAGS=${CPPFLAGS} append-cppflags -DNDEBUG fi fi # Prepare Gentoo override rules (set valid compiler, append CPPFLAGS etc.) local build_rules=${BUILD_DIR}/gentoo_rules.cmake cat > "${build_rules}" <<- _EOF_ || die SET (CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> <DEFINES> <INCLUDES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "ASM compile command" FORCE) SET (CMAKE_ASM-ATT_COMPILE_OBJECT "<CMAKE_ASM-ATT_COMPILER> <DEFINES> <INCLUDES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c -x assembler <SOURCE>" CACHE STRING "ASM-ATT compile command" FORCE) SET (CMAKE_ASM-ATT_LINK_FLAGS "-nostdlib" CACHE STRING "ASM-ATT link flags" FORCE) SET (CMAKE_C_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> <INCLUDES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C compile command" FORCE) SET (CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> <DEFINES> <INCLUDES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C++ compile command" FORCE) SET (CMAKE_Fortran_COMPILE_OBJECT "<CMAKE_Fortran_COMPILER> <DEFINES> <INCLUDES> ${FCFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "Fortran compile command" FORCE) _EOF_ local myCC=$(tc-getCC) myCXX=$(tc-getCXX) myFC=$(tc-getFC) # !!! IMPORTANT NOTE !!! # Single slash below is intentional. CMake is weird and wants the # CMAKE_*_VARIABLES split into two elements: the first one with # compiler path, and the second one with all command-line options, # space separated. local toolchain_file=${BUILD_DIR}/gentoo_toolchain.cmake cat > ${toolchain_file} <<- _EOF_ || die SET (CMAKE_ASM_COMPILER "${myCC/ /;}") SET (CMAKE_ASM-ATT_COMPILER "${myCC/ /;}") SET (CMAKE_C_COMPILER "${myCC/ /;}") SET (CMAKE_CXX_COMPILER "${myCXX/ /;}") SET (CMAKE_Fortran_COMPILER "${myFC/ /;}") SET (CMAKE_AR $(type -P $(tc-getAR)) CACHE FILEPATH "Archive manager" FORCE) SET (CMAKE_RANLIB $(type -P $(tc-getRANLIB)) CACHE FILEPATH "Archive index generator" FORCE) SET (CMAKE_SYSTEM_PROCESSOR "${CHOST%%-*}") _EOF_ # We are using the C compiler for assembly by default. local -x ASMFLAGS=${CFLAGS} local -x PKG_CONFIG=$(tc-getPKG_CONFIG) if tc-is-cross-compiler; then local sysname case "${KERNEL:-linux}" in Cygwin) sysname="CYGWIN_NT-5.1" ;; HPUX) sysname="HP-UX" ;; linux) sysname="Linux" ;; Winnt) sysname="Windows" cat >> "${toolchain_file}" <<- _EOF_ || die SET (CMAKE_RC_COMPILER $(tc-getRC)) _EOF_ ;; *) sysname="${KERNEL}" ;; esac cat >> "${toolchain_file}" <<- _EOF_ || die SET (CMAKE_SYSTEM_NAME "${sysname}") _EOF_ if [ "${SYSROOT:-/}" != "/" ] ; then # When cross-compiling with a sysroot (e.g. with crossdev's emerge wrappers) # we need to tell cmake to use libs/headers from the sysroot but programs from / only. cat >> "${toolchain_file}" <<- _EOF_ || die SET (CMAKE_FIND_ROOT_PATH "${SYSROOT}") SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) _EOF_ fi fi if use prefix-guest; then cat >> "${build_rules}" <<- _EOF_ || die # in Prefix we need rpath and must ensure cmake gets our default linker path # right ... except for Darwin hosts IF (NOT APPLE) SET (CMAKE_SKIP_RPATH OFF CACHE BOOL "" FORCE) SET (CMAKE_PLATFORM_REQUIRED_RUNTIME_PATH "${EPREFIX}/usr/${CHOST}/lib/gcc;${EPREFIX}/usr/${CHOST}/lib;${EPREFIX}/usr/$(get_libdir);${EPREFIX}/$(get_libdir)" CACHE STRING "" FORCE) ELSE () SET (CMAKE_PREFIX_PATH "${EPREFIX}/usr" CACHE STRING "" FORCE) SET (CMAKE_MACOSX_RPATH ON CACHE BOOL "" FORCE) SET (CMAKE_SKIP_BUILD_RPATH OFF CACHE BOOL "" FORCE) SET (CMAKE_SKIP_RPATH OFF CACHE BOOL "" FORCE) SET (CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE CACHE BOOL "" FORCE) ENDIF (NOT APPLE) _EOF_ fi # Common configure parameters (invariants) local common_config=${BUILD_DIR}/gentoo_common_config.cmake local libdir=$(get_libdir) cat > "${common_config}" <<- _EOF_ || die SET (CMAKE_GENTOO_BUILD ON CACHE BOOL "Indicate Gentoo package build") SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE) SET (CMAKE_INSTALL_LIBDIR ${libdir} CACHE PATH "Output directory for libraries") SET (CMAKE_INSTALL_INFODIR "${EPREFIX}/usr/share/info" CACHE PATH "") SET (CMAKE_INSTALL_MANDIR "${EPREFIX}/usr/share/man" CACHE PATH "") SET (CMAKE_USER_MAKE_RULES_OVERRIDE "${build_rules}" CACHE FILEPATH "Gentoo override rules") _EOF_ [[ "${NOCOLOR}" = true || "${NOCOLOR}" = yes ]] && echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}" if [[ ${EAPI} != [56] ]]; then cat >> "${common_config}" <<- _EOF_ || die SET (CMAKE_INSTALL_DOCDIR "${EPREFIX}/usr/share/doc/${PF}" CACHE PATH "") SET (BUILD_SHARED_LIBS ON CACHE BOOL "") _EOF_ fi # Wipe the default optimization flags out of CMake if [[ ${CMAKE_BUILD_TYPE} != Gentoo && ${EAPI} != 5 ]]; then cat >> ${common_config} <<- _EOF_ || die SET (CMAKE_ASM_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_ASM-ATT_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_Fortran_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_EXE_LINKER_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_MODULE_LINKER_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_SHARED_LINKER_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") SET (CMAKE_STATIC_LINKER_FLAGS_${CMAKE_BUILD_TYPE^^} "" CACHE STRING "") _EOF_ fi # Convert mycmakeargs to an array, for backwards compatibility # Make the array a local variable since <=portage-2.1.6.x does not # support global arrays (see bug #297255). local mycmakeargstype=$(declare -p mycmakeargs 2>&-) if [[ "${mycmakeargstype}" != "declare -a mycmakeargs="* ]]; then if [[ -n "${mycmakeargstype}" ]] ; then if [[ ${EAPI} == 5 ]]; then eqawarn "Declaring mycmakeargs as a variable is deprecated. Please use an array instead." else die "Declaring mycmakeargs as a variable is banned in EAPI=${EAPI}. Please use an array instead." fi fi local mycmakeargs_local=(${mycmakeargs}) else local mycmakeargs_local=("${mycmakeargs[@]}") fi if [[ ${CMAKE_WARN_UNUSED_CLI} == no ]] ; then local warn_unused_cli="--no-warn-unused-cli" else local warn_unused_cli="" fi # Common configure parameters (overridable) # NOTE CMAKE_BUILD_TYPE can be only overridden via CMAKE_BUILD_TYPE eclass variable # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect. local cmakeargs=( ${warn_unused_cli} -C "${common_config}" -G "$(_cmake_generator_to_use)" -DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr" "${mycmakeargs_local[@]}" -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" $([[ ${EAPI} == 5 ]] && echo -DCMAKE_INSTALL_DO_STRIP=OFF) -DCMAKE_TOOLCHAIN_FILE="${toolchain_file}" "${MYCMAKEARGS}" ) if [[ -n "${CMAKE_EXTRA_CACHE_FILE}" ]] ; then cmakeargs+=( -C "${CMAKE_EXTRA_CACHE_FILE}" ) fi pushd "${BUILD_DIR}" > /dev/null || die debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${mycmakeargs_local[*]}" echo "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed" popd > /dev/null || die } # @FUNCTION: cmake-utils_src_compile # @DESCRIPTION: # General function for compiling with cmake. # Automatically detects the build type. All arguments are passed to emake. cmake-utils_src_compile() { debug-print-function ${FUNCNAME} "$@" cmake-utils_src_make "$@" } # @FUNCTION: _cmake_ninja_src_make # @INTERNAL # @DESCRIPTION: # Build the package using ninja generator _cmake_ninja_src_make() { debug-print-function ${FUNCNAME} "$@" [[ -e build.ninja ]] || die "build.ninja not found. Error during configure stage." eninja "$@" } # @FUNCTION: _cmake_emake_src_make # @INTERNAL # @DESCRIPTION: # Build the package using make generator _cmake_emake_src_make() { debug-print-function ${FUNCNAME} "$@" [[ -e Makefile ]] || die "Makefile not found. Error during configure stage." if [[ "${CMAKE_VERBOSE}" != "OFF" ]]; then emake VERBOSE=1 "$@" || die else emake "$@" || die fi } # @FUNCTION: cmake-utils_src_make # @DESCRIPTION: # Function for building the package. Automatically detects the build type. # All arguments are passed to emake. cmake-utils_src_make() { debug-print-function ${FUNCNAME} "$@" _cmake_check_build_dir pushd "${BUILD_DIR}" > /dev/null || die _cmake_${CMAKE_MAKEFILE_GENERATOR}_src_make "$@" popd > /dev/null || die } # @FUNCTION: cmake-utils_src_test # @DESCRIPTION: # Function for testing the package. Automatically detects the build type. cmake-utils_src_test() { debug-print-function ${FUNCNAME} "$@" _cmake_check_build_dir pushd "${BUILD_DIR}" > /dev/null || die [[ -e CTestTestfile.cmake ]] || { echo "No tests found. Skipping."; return 0 ; } [[ -n ${TEST_VERBOSE} ]] && myctestargs+=( --extra-verbose --output-on-failure ) set -- ctest -j "$(makeopts_jobs)" --test-load "$(makeopts_loadavg)" "${myctestargs[@]}" "$@" echo "$@" >&2 if "$@" ; then einfo "Tests succeeded." popd > /dev/null || die return 0 else if [[ -n "${CMAKE_YES_I_WANT_TO_SEE_THE_TEST_LOG}" ]] ; then # on request from Diego eerror "Tests failed. Test log ${BUILD_DIR}/Testing/Temporary/LastTest.log follows:" eerror "--START TEST LOG--------------------------------------------------------------" cat "${BUILD_DIR}/Testing/Temporary/LastTest.log" eerror "--END TEST LOG----------------------------------------------------------------" die "Tests failed." else die "Tests failed. When you file a bug, please attach the following file: \n\t${BUILD_DIR}/Testing/Temporary/LastTest.log" fi # die might not die due to nonfatal popd > /dev/null || die return 1 fi } # @FUNCTION: cmake-utils_src_install # @DESCRIPTION: # Function for installing the package. Automatically detects the build type. cmake-utils_src_install() { debug-print-function ${FUNCNAME} "$@" _cmake_check_build_dir pushd "${BUILD_DIR}" > /dev/null || die DESTDIR="${D}" ${CMAKE_MAKEFILE_GENERATOR} install "$@" || die "died running ${CMAKE_MAKEFILE_GENERATOR} install" popd > /dev/null || die pushd "${S}" > /dev/null || die einstalldocs popd > /dev/null || die } fi