# Copyright (C) 2015 Khem Raj <raj.khem@gmail.com>
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# Released under the MIT license (see COPYING.MIT for the terms)
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DESCRIPTION = "libc++ is a new implementation of the C++ standard library, targeting C++11"
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HOMEPAGE = "http://libcxx.llvm.org/"
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SECTION = "base"
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require clang.inc
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require common-source.inc
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inherit cmake cmake-native python3native
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PACKAGECONFIG ??= "compiler-rt exceptions ${@bb.utils.contains("RUNTIME", "llvm", "unwind unwind-shared", "", d)}"
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PACKAGECONFIG:append:armv5 = " no-atomics"
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PACKAGECONFIG:remove:class-native = "compiler-rt"
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PACKAGECONFIG[unwind] = "-DLIBCXXABI_USE_LLVM_UNWINDER=ON -DLIBCXXABI_ENABLE_STATIC_UNWINDER=ON,-DLIBCXXABI_USE_LLVM_UNWINDER=OFF,,"
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PACKAGECONFIG[exceptions] = "-DLIBCXXABI_ENABLE_EXCEPTIONS=ON -DDLIBCXX_ENABLE_EXCEPTIONS=ON,-DLIBCXXABI_ENABLE_EXCEPTIONS=OFF -DLIBCXX_ENABLE_EXCEPTIONS=OFF -DCMAKE_REQUIRED_FLAGS='-fno-exceptions',"
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PACKAGECONFIG[no-atomics] = "-D_LIBCXXABI_HAS_ATOMIC_BUILTINS=OFF -DCMAKE_SHARED_LINKER_FLAGS='-latomic',,"
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PACKAGECONFIG[compiler-rt] = "-DLIBCXX_USE_COMPILER_RT=ON -DLIBCXXABI_USE_COMPILER_RT=ON -DLIBUNWIND_USE_COMPILER_RT=ON,,compiler-rt"
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PACKAGECONFIG[unwind-shared] = "-DLIBUNWIND_ENABLE_SHARED=ON,-DLIBUNWIND_ENABLE_SHARED=OFF,,"
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DEPENDS += "ninja-native"
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DEPENDS:append:class-target = " clang-cross-${TARGET_ARCH} virtual/${MLPREFIX}libc virtual/${TARGET_PREFIX}compilerlibs"
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DEPENDS:append:class-native = " clang-native"
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LIBCPLUSPLUS = ""
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COMPILER_RT ?= "-rtlib=compiler-rt"
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CC:append:toolchain-clang:class-native = " -unwindlib=libgcc -rtlib=libgcc"
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CXXFLAGS += "-stdlib=libstdc++"
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LDFLAGS += "-unwindlib=libgcc -stdlib=libstdc++"
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BUILD_CXXFLAGS += "-stdlib=libstdc++"
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BUILD_LDFLAGS += "-unwindlib=libgcc -rtlib=libgcc -stdlib=libstdc++"
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BUILD_CPPFLAGS:remove = "-stdlib=libc++"
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BUILD_LDFLAGS:remove = "-stdlib=libc++ -lc++abi"
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INHIBIT_DEFAULT_DEPS = "1"
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LIC_FILES_CHKSUM = "file://libcxx/LICENSE.TXT;md5=55d89dd7eec8d3b4204b680e27da3953 \
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file://libcxxabi/LICENSE.TXT;md5=7b9334635b542c56868400a46b272b1e \
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file://libunwind/LICENSE.TXT;md5=f66970035d12f196030658b11725e1a1 \
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"
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LLVM_LIBDIR_SUFFIX:powerpc64 = "64"
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OECMAKE_TARGET_COMPILE = "cxxabi cxx"
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OECMAKE_TARGET_INSTALL = "install-cxx install-cxxabi ${@bb.utils.contains("RUNTIME", "llvm", "install-unwind", "", d)}"
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OECMAKE_SOURCEPATH = "${S}/llvm"
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EXTRA_OECMAKE += "\
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-DCMAKE_CROSSCOMPILING=ON \
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-DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=ON \
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-DLLVM_ENABLE_RTTI=ON \
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-DLIBUNWIND_ENABLE_CROSS_UNWINDING=ON \
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-DLIBCXXABI_INCLUDE_TESTS=OFF \
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-DLIBCXXABI_ENABLE_SHARED=ON \
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-DLIBCXXABI_LIBCXX_INCLUDES=${S}/libcxx/include \
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-DLIBCXX_CXX_ABI=libcxxabi \
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-DLIBCXX_CXX_ABI_INCLUDE_PATHS=${S}/libcxxabi/include \
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-DLIBCXX_CXX_ABI_LIBRARY_PATH=${B}/lib${LLVM_LIBDIR_SUFFIX} \
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-DLLVM_ENABLE_PROJECTS='libcxx;libcxxabi;libunwind' \
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-DLLVM_LIBDIR_SUFFIX=${LLVM_LIBDIR_SUFFIX} \
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"
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EXTRA_OECMAKE:append:class-target = " \
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-DCMAKE_AR=${STAGING_BINDIR_TOOLCHAIN}/${AR} \
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-DCMAKE_NM=${STAGING_BINDIR_TOOLCHAIN}/${NM} \
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-DCMAKE_RANLIB=${STAGING_BINDIR_TOOLCHAIN}/${RANLIB} \
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-DLLVM_DEFAULT_TARGET_TRIPLE=${HOST_SYS} \
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"
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EXTRA_OECMAKE:append:class-native = " -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF \
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"
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EXTRA_OECMAKE:append:class-nativesdk = " -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF \
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-DCMAKE_AR=${STAGING_BINDIR_TOOLCHAIN}/${AR} \
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-DCMAKE_NM=${STAGING_BINDIR_TOOLCHAIN}/${NM} \
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-DCMAKE_RANLIB=${STAGING_BINDIR_TOOLCHAIN}/${RANLIB} \
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-DLLVM_DEFAULT_TARGET_TRIPLE=${HOST_SYS} \
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"
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EXTRA_OECMAKE:append:libc-musl = " -DLIBCXX_HAS_MUSL_LIBC=ON "
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CXXFLAGS:append:armv5 = " -mfpu=vfp2"
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ALLOW_EMPTY:${PN} = "1"
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PROVIDES:append:runtime-llvm = " libunwind"
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do_install:append() {
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if ${@bb.utils.contains("RUNTIME", "llvm", "true", "false", d)}
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then
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install -Dm 0644 ${S}/libunwind/include/libunwind.h ${S}/libunwind/include/__libunwind_config.h ${D}${includedir}
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install -Dm 0644 ${S}/libunwind/include/unwind.h ${D}${includedir}/unwind.h
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install -d ${D}${libdir}/pkgconfig
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sed -e 's,@LIBDIR@,${libdir},g;s,@VERSION@,${PV},g' ${S}/../libunwind.pc.in > ${D}${libdir}/pkgconfig/libunwind.pc
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fi
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}
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PACKAGES:append:runtime-llvm = " libunwind"
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FILES:libunwind:runtime-llvm = "${libdir}/libunwind.so.*"
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BBCLASSEXTEND = "native nativesdk"
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TOOLCHAIN:forcevariable = "clang"
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