diff options
Diffstat (limited to 'eclass/cmake.eclass')
| -rw-r--r-- | eclass/cmake.eclass | 646 |
1 files changed, 646 insertions, 0 deletions
diff --git a/eclass/cmake.eclass b/eclass/cmake.eclass new file mode 100644 index 000000000000..dfccbad1a786 --- /dev/null +++ b/eclass/cmake.eclass @@ -0,0 +1,646 @@ +# Copyright 1999-2019 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +# @ECLASS: cmake.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: 7 +# @BLURB: common ebuild functions for cmake-based packages +# @DESCRIPTION: +# The cmake 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 function for CMake. + +if [[ -z ${_CMAKE_ECLASS} ]]; then +_CMAKE_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. +: ${BUILD_DIR:=${WORKDIR}/${P}_build} + +# @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_src_configure. +# You usually 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. +# The default is set to "ninja". +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} + +# @ECLASS-VARIABLE: CMAKE_REMOVE_MODULES_LIST +# @DESCRIPTION: +# Array of CMake modules that will be removed in $S during src_prepare, +# in order to force packages to use the system version. +# Set to "none" to disable removing modules entirely. +: ${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. +: ${CMAKE_WARN_UNUSED_CLI:=yes} + +# @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_QA_SRC_DIR_READONLY +# @DEFAULT_UNSET +# @DESCRIPTION: +# After running cmake_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 ${EAPI} in + 7) ;; + *) die "EAPI=${EAPI:-0} is not supported" ;; +esac + +inherit toolchain-funcs ninja-utils flag-o-matic multiprocessing xdg-utils + +EXPORT_FUNCTIONS src_prepare src_configure src_compile src_test src_install + +[[ ${CMAKE_MIN_VERSION} ]] && die "CMAKE_MIN_VERSION is banned; if necessary, set BDEPEND=\">=dev-util/cmake-${CMAKE_MIN_VERSION}\" directly" +[[ ${CMAKE_BUILD_DIR} ]] && die "The ebuild must be migrated to BUILD_DIR" +[[ ${CMAKE_REMOVE_MODULES} ]] && die "CMAKE_REMOVE_MODULES is banned, set CMAKE_REMOVE_MODULES_LIST=\"\" instead" +[[ ${CMAKE_UTILS_QA_SRC_DIR_READONLY} ]] && die "Use CMAKE_QA_SRC_DIR_READONLY instead" +[[ ${WANT_CMAKE} ]] && die "WANT_CMAKE has been removed and is a no-op" +[[ ${PREFIX} ]] && die "PREFIX has been removed and is a no-op" + +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 [[ ${PN} != cmake ]]; then + BDEPEND+=" dev-util/cmake" +fi + +# @FUNCTION: _cmake_banned_func +# @INTERNAL +# @DESCRIPTION: +# Banned functions are banned. +_cmake_banned_func() { + die "${FUNCNAME[1]} is banned. use -D$1<related_CMake_variable>=\"\$(usex $2)\" instead" +} + +# 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}" + fi + + mkdir -p "${BUILD_DIR}" || die + einfo "Working in BUILD_DIR: \"$BUILD_DIR\"" +} + +# @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(${d})" + done + fi +} + +# @FUNCTION: comment_add_subdirectory +# @INTERNAL +# @DESCRIPTION: +# Banned. Use cmake_comment_add_subdirectory instead. +comment_add_subdirectory() { + die "comment_add_subdirectory is banned. Use cmake_comment_add_subdirectory instead" +} + +# @FUNCTION: cmake-utils_use_with +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DWITH_FOO=$(usex foo) instead. +cmake-utils_use_with() { _cmake_banned_func WITH_ "$@" ; } + +# @FUNCTION: cmake-utils_use_enable +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DENABLE_FOO=$(usex foo) instead. +cmake-utils_use_enable() { _cmake_banned_func ENABLE_ "$@" ; } + +# @FUNCTION: cmake_use_find_package +# @USAGE: <USE flag> <package name> +# @DESCRIPTION: +# Based on use_enable. See ebuild(5). +# +# `cmake_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_use_find_package() { + debug-print-function ${FUNCNAME} "$@" + + if [[ "$#" != 2 || -z $1 ]] ; then + die "Usage: cmake_use_find_package <USE flag> <package name>" + fi + + echo "-DCMAKE_DISABLE_FIND_PACKAGE_$2=$(use $1 && echo OFF || echo ON)" +} + +# @FUNCTION: cmake-utils_use_disable +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DDISABLE_FOO=$(usex !foo) instead. +cmake-utils_use_disable() { _cmake_banned_func DISABLE_ "$@" ; } + +# @FUNCTION: cmake-utils_use_no +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DNO_FOO=$(usex !foo) instead. +cmake-utils_use_no() { _cmake_banned_func NO_ "$@" ; } + +# @FUNCTION: cmake-utils_use_want +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DWANT_FOO=$(usex foo) instead. +cmake-utils_use_want() { _cmake_banned_func WANT_ "$@" ; } + +# @FUNCTION: cmake-utils_use_build +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DBUILD_FOO=$(usex foo) instead. +cmake-utils_use_build() { _cmake_banned_func BUILD_ "$@" ; } + +# @FUNCTION: cmake-utils_use_has +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DHAVE_FOO=$(usex foo) instead. +cmake-utils_use_has() { _cmake_banned_func HAVE_ "$@" ; } + +# @FUNCTION: cmake-utils_use_use +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DUSE_FOO=$(usex foo) instead. +cmake-utils_use_use() { _cmake_banned_func USE_ "$@" ; } + +# @FUNCTION: cmake-utils_use +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DFOO=$(usex foo) instead. +cmake-utils_use() { _cmake_banned_func "" "$@" ; } + +# @FUNCTION: cmake-utils_useno +# @INTERNAL +# @DESCRIPTION: +# Banned. Use -DNOFOO=$(usex !foo) instead. +cmake-utils_useno() { _cmake_banned_func "" "$@" ; } + +# 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_ +} + +# @FUNCTION: cmake_src_prepare +# @DESCRIPTION: +# Apply ebuild and user patches. +cmake_src_prepare() { + debug-print-function ${FUNCNAME} "$@" + + # FIXME: workaround from cmake-utils; use current working directory instead, bug #704524 + # esp. test with 'special' pkgs like: app-arch/brotli, media-gfx/gmic, net-libs/quiche + pushd "${S}" > /dev/null || die + + default_src_prepare + _cmake_check_build_dir + + # 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 + + # 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 + if [[ ${CMAKE_MAKEFILE_GENERATOR} == ninja ]] && ! has_version -b dev-util/ninja; then + eerror "CMAKE_MAKEFILE_GENERATOR is set to ninja, but ninja is not installed." + die "Please install dev-util/ninja or unset CMAKE_MAKEFILE_GENERATOR." + fi + + local modules_list + if [[ $(declare -p CMAKE_REMOVE_MODULES_LIST) == "declare -a"* ]]; then + modules_list=( "${CMAKE_REMOVE_MODULES_LIST[@]}" ) + else + modules_list=( ${CMAKE_REMOVE_MODULES_LIST} ) + fi + + local name + for name in "${modules_list[@]}" ; do + find "${S}" -name ${name}.cmake -exec rm -v {} + || die + done + + # Remove dangerous things. + _cmake_modify-cmakelists + + popd > /dev/null || die + + # make ${S} read-only in order to detect broken build-systems + if [[ ${CMAKE_QA_SRC_DIR_READONLY} && ! ${CMAKE_IN_SOURCE_BUILD} ]]; then + chmod -R a-w "${S}" + fi + + _CMAKE_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_use_with openconnect) +# ) +# +# cmake_src_configure +# } +# @CODE + +# @FUNCTION: cmake_src_configure +# @DESCRIPTION: +# General function for configuring with cmake. Default behaviour is to start an +# out-of-source build. +cmake_src_configure() { + debug-print-function ${FUNCNAME} "$@" + + [[ ${_CMAKE_SRC_PREPARE_HAS_RUN} ]] || \ + die "FATAL: cmake_src_prepare has not been run" + + _cmake_check_build_dir + + # Fix xdg collision with sandbox + xdg_environment_reset + + # @SEE CMAKE_BUILD_TYPE + if [[ ${CMAKE_BUILD_TYPE} = Gentoo ]]; then + # Handle release builds + if ! in_iuse debug || ! use debug; then + local CPPFLAGS=${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") + SET (CMAKE_INSTALL_DOCDIR "${EPREFIX}/usr/share/doc/${PF}" CACHE PATH "") + SET (BUILD_SHARED_LIBS ON CACHE BOOL "") + _EOF_ + if [[ "${NOCOLOR}" = true || "${NOCOLOR}" = yes ]]; then + echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}" || die + fi + + # Wipe the default optimization flags out of CMake + if [[ ${CMAKE_BUILD_TYPE} != Gentoo ]]; 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 + + # Make the array a local variable since <=portage-2.1.6.x does not support + # global arrays (see bug #297255). But first make sure it is initialised. + [[ -z ${mycmakeargs} ]] && declare -a mycmakeargs=() + local mycmakeargstype=$(declare -p mycmakeargs 2>&-) + if [[ "${mycmakeargstype}" != "declare -a mycmakeargs="* ]]; then + die "mycmakeargs must be declared as array" + fi + + local mycmakeargs_local=( "${mycmakeargs[@]}" ) + + local warn_unused_cli="" + if [[ ${CMAKE_WARN_UNUSED_CLI} == no ]] ; then + warn_unused_cli="--no-warn-unused-cli" + fi + + local generator_name + case ${CMAKE_MAKEFILE_GENERATOR} in + ninja) generator_name="Ninja" ;; + emake) generator_name="Unix Makefiles" ;; + esac + + # 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 "${generator_name}" + -DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr" + "${mycmakeargs_local[@]}" + -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" + -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_src_compile +# @DESCRIPTION: +# General function for compiling with cmake. +# Automatically detects the build type. All arguments are passed to emake. +cmake_src_compile() { + debug-print-function ${FUNCNAME} "$@" + + cmake_build "$@" +} + +# @FUNCTION: cmake_build +# @DESCRIPTION: +# Function for building the package. Automatically detects the build type. +# All arguments are passed to emake. +cmake_build() { + debug-print-function ${FUNCNAME} "$@" + + _cmake_check_build_dir + pushd "${BUILD_DIR}" > /dev/null || die + + case ${CMAKE_MAKEFILE_GENERATOR} in + emake) + [[ -e Makefile ]] || die "Makefile not found. Error during configure stage." + case ${CMAKE_VERBOSE} in + OFF) emake "$@" ;; + *) emake VERBOSE=1 "$@" ;; + esac + ;; + ninja) + [[ -e build.ninja ]] || die "build.ninja not found. Error during configure stage." + eninja "$@" + ;; + esac + + popd > /dev/null || die +} + +# @FUNCTION: cmake-utils_src_make +# @INTERNAL +# @DESCRIPTION: +# Banned. Use cmake_build instead. +cmake-utils_src_make() { + die "cmake-utils_src_make is banned. Use cmake_build instead" +} + +# @FUNCTION: cmake_src_test +# @DESCRIPTION: +# Function for testing the package. Automatically detects the build type. +cmake_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_src_install +# @DESCRIPTION: +# Function for installing the package. Automatically detects the build type. +cmake_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 |