diff options
| -rw-r--r-- | eclass/cmake-utils.eclass | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/eclass/cmake-utils.eclass b/eclass/cmake-utils.eclass index 1ceadb91468..803e13ff9fe 100644 --- a/eclass/cmake-utils.eclass +++ b/eclass/cmake-utils.eclass @@ -106,6 +106,11 @@ CMAKE_REMOVE_MODULES="${CMAKE_REMOVE_MODULES:-yes}" # used for optionality) : ${WANT_CMAKE:=always} +# @ECLASS-VARIABLE: CMAKE_EXTRA_CACHE_FILE +# @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. CMAKEDEPEND="" case ${WANT_CMAKE} in @@ -454,14 +459,44 @@ enable_cmake-utils_src_configure() { cat > "${build_rules}" <<- _EOF_ SET (CMAKE_AR $(type -P $(tc-getAR)) CACHE FILEPATH "Archive manager" FORCE) SET (CMAKE_ASM_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> ${CFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "ASM compile command" FORCE) - SET (CMAKE_C_COMPILER $(type -P $(tc-getCC)) CACHE FILEPATH "C compiler" FORCE) SET (CMAKE_C_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C compile command" FORCE) - SET (CMAKE_CXX_COMPILER $(type -P $(tc-getCXX)) CACHE FILEPATH "C++ compiler" FORCE) SET (CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C++ compile command" FORCE) SET (CMAKE_RANLIB $(type -P $(tc-getRANLIB)) CACHE FILEPATH "Archive index generator" FORCE) SET (PKG_CONFIG_EXECUTABLE $(type -P $(tc-getPKG_CONFIG)) CACHE FILEPATH "pkg-config executable" FORCE) _EOF_ + local toolchain_file=${BUILD_DIR}/gentoo_toolchain.cmake + cat > ${toolchain_file} <<- _EOF_ + SET (CMAKE_C_COMPILER $(tc-getCC)) + SET (CMAKE_CXX_COMPILER $(tc-getCXX)) + _EOF_ + + if tc-is-cross-compiler; then + local sysname + case "${KERNEL:-linux}" in + Cygwin) sysname="CYGWIN_NT-5.1" ;; + HPUX) sysname="HP-UX" ;; + linux) sysname="Linux" ;; + Winnt) sysname="Windows" ;; + *) sysname="${KERNEL}" ;; + esac + + cat >> "${toolchain_file}" <<- _EOF_ + 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 >> "${toolchain_file}" <<- _EOF_ + set(CMAKE_FIND_ROOT_PATH "${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 + has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX= if [[ ${EPREFIX} ]]; then @@ -523,9 +558,14 @@ enable_cmake-utils_src_configure() { -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" -DCMAKE_INSTALL_DO_STRIP=OFF -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}" + -DCMAKE_TOOLCHAIN_FILE="${toolchain_file}" "${MYCMAKEARGS}" ) + if [[ -n "${CMAKE_EXTRA_CACHE_FILE}" ]] ; then + cmakeargs+=( -C "${CMAKE_EXTRA_CACHE_FILE}" ) + fi + pushd "${BUILD_DIR}" > /dev/null debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${mycmakeargs_local[*]}" echo "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" |