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203 lines
6.3 KiB
203 lines
6.3 KiB
# Copyright 1999-2015 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Id$
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EAPI=5
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PYTHON_COMPAT=( python2_7 pypy )
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inherit eutils multilib python-r1
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DESCRIPTION="C language family frontend for LLVM"
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HOMEPAGE="http://clang.llvm.org/"
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# Fetching LLVM as well: see http://llvm.org/bugs/show_bug.cgi?id=4840
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SRC_URI="http://llvm.org/releases/${PV}/llvm-${PV}.src.tar.gz
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http://llvm.org/releases/${PV}/compiler-rt-${PV}.src.tar.gz
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http://llvm.org/releases/${PV}/${P}.src.tar.gz"
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LICENSE="UoI-NCSA"
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SLOT="0/${PV}"
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KEYWORDS="~amd64 ~arm ~x86 ~amd64-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
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IUSE="debug kernel_FreeBSD multitarget python +static-analyzer test"
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DEPEND="static-analyzer? ( dev-lang/perl )
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${PYTHON_DEPS}"
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RDEPEND="~sys-devel/llvm-${PV}[debug=,multitarget=]
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${PYTHON_DEPS}"
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S=${WORKDIR}/llvm-${PV}.src
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src_prepare() {
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rm -f "${S}"/tools/clang "${S}"/projects/compiler-rt \
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|| die "symlinks removal failed"
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mv "${WORKDIR}"/${P}.src "${S}"/tools/clang \
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|| die "clang source directory move failed"
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mv "${WORKDIR}"/compiler-rt-${PV}.src "${S}"/projects/compiler-rt \
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|| die "compiler-rt source directory move failed"
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# Same as llvm doc patches
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epatch "${FILESDIR}"/${PN}-2.7-fixdoc.patch
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# multilib-strict
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sed -e "/PROJ_headers/s#lib/clang#$(get_libdir)/clang#" \
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-i tools/clang/lib/Headers/Makefile \
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|| die "clang Makefile failed"
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sed -e "/PROJ_resources/s#lib/clang#$(get_libdir)/clang#" \
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-i tools/clang/runtime/compiler-rt/Makefile \
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|| die "compiler-rt Makefile failed"
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# fix the static analyzer for in-tree install
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sed -e 's/import ScanView/from clang \0/' \
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-i tools/clang/tools/scan-view/scan-view \
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|| die "scan-view sed failed"
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sed -e "/scanview.css\|sorttable.js/s#\$RealBin#${EPREFIX}/usr/share/${PN}#" \
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-i tools/clang/tools/scan-build/scan-build \
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|| die "scan-build sed failed"
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# Set correct path for gold plugin
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sed -e "/LLVMgold.so/s#lib/#$(get_libdir)/llvm/#" \
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-i tools/clang/lib/Driver/Tools.cpp \
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|| die "gold plugin path sed failed"
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# From llvm src_prepare
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einfo "Fixing install dirs"
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sed -e 's,^PROJ_docsdir.*,PROJ_docsdir := $(PROJ_prefix)/share/doc/'${PF}, \
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-e 's,^PROJ_etcdir.*,PROJ_etcdir := '"${EPREFIX}"'/etc/llvm,' \
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-e 's,^PROJ_libdir.*,PROJ_libdir := $(PROJ_prefix)/'$(get_libdir)/llvm, \
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-i Makefile.config.in || die "Makefile.config sed failed"
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einfo "Fixing rpath and CFLAGS"
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sed -e 's,\$(RPATH) -Wl\,\$(\(ToolDir\|LibDir\)),$(RPATH) -Wl\,'"${EPREFIX}"/usr/$(get_libdir)/llvm, \
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-e '/OmitFramePointer/s/-fomit-frame-pointer//' \
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-i Makefile.rules || die "rpath sed failed"
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# Use system llc (from llvm ebuild) for tests
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sed -e "/^llc_props =/s/os.path.join(llvm_tools_dir, 'llc')/'llc'/" \
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-i tools/clang/test/lit.cfg || die "test path sed failed"
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# Automatically select active system GCC's libraries, bugs #406163 and #417913
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epatch "${FILESDIR}"/${PN}-3.1-gentoo-runtime-gcc-detection-v3.patch
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# Fix search paths on FreeBSD, bug #409269
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epatch "${FILESDIR}"/${PN}-3.1-gentoo-freebsd-fix-lib-path.patch
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# Fix regression caused by removal of USE=system-cxx-headers, bug #417541
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# Needs to be updated for 3.2
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#epatch "${FILESDIR}"/${PN}-3.1-gentoo-freebsd-fix-cxx-paths-v2.patch
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# User patches
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epatch_user
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}
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src_configure() {
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local CONF_FLAGS="--enable-shared
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--with-optimize-option=
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$(use_enable !debug optimized)
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$(use_enable debug assertions)
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$(use_enable debug expensive-checks)"
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# Setup the search path to include the Prefix includes
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if use prefix ; then
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CONF_FLAGS="${CONF_FLAGS} \
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--with-c-include-dirs=${EPREFIX}/usr/include:/usr/include"
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fi
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if use multitarget; then
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CONF_FLAGS="${CONF_FLAGS} --enable-targets=all"
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else
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CONF_FLAGS="${CONF_FLAGS} --enable-targets=host,cpp"
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fi
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if use amd64; then
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CONF_FLAGS="${CONF_FLAGS} --enable-pic"
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fi
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# build with a suitable Python version
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python_export_best
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# clang prefers clang over gcc, so we may need to force that
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tc-export CC CXX
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econf ${CONF_FLAGS}
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}
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src_compile() {
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emake VERBOSE=1 KEEP_SYMBOLS=1 REQUIRES_RTTI=1 clang-only
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}
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src_test() {
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cd "${S}"/tools/clang || die "cd clang failed"
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echo ">>> Test phase [test]: ${CATEGORY}/${PF}"
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if ! emake -j1 VERBOSE=1 test; then
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has test $FEATURES && die "Make test failed. See above for details."
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has test $FEATURES || eerror "Make test failed. See above for details."
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fi
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}
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src_install() {
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cd "${S}"/tools/clang || die "cd clang failed"
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emake KEEP_SYMBOLS=1 DESTDIR="${D}" install
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if use static-analyzer ; then
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dobin tools/scan-build/ccc-analyzer
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dosym ccc-analyzer /usr/bin/c++-analyzer
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dobin tools/scan-build/scan-build
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insinto /usr/share/${PN}
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doins tools/scan-build/scanview.css
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doins tools/scan-build/sorttable.js
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fi
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python_inst() {
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if use static-analyzer ; then
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pushd tools/scan-view >/dev/null || die
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python_doscript scan-view
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touch __init__.py || die
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python_moduleinto clang
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python_domodule __init__.py Reporter.py Resources ScanView.py startfile.py
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popd >/dev/null || die
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fi
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if use python ; then
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pushd bindings/python/clang >/dev/null || die
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python_moduleinto clang
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python_domodule __init__.py cindex.py enumerations.py
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popd >/dev/null || die
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fi
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# AddressSanitizer symbolizer (currently separate)
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python_doscript "${S}"/projects/compiler-rt/lib/asan/scripts/asan_symbolize.py
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}
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python_foreach_impl python_inst
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# Fix install_names on Darwin. The build system is too complicated
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# to just fix this, so we correct it post-install
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if [[ ${CHOST} == *-darwin* ]] ; then
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for lib in libclang.dylib ; do
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ebegin "fixing install_name of $lib"
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install_name_tool -id "${EPREFIX}"/usr/lib/llvm/${lib} \
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"${ED}"/usr/lib/llvm/${lib}
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eend $?
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done
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for f in usr/bin/{c-index-test,clang} usr/lib/llvm/libclang.dylib ; do
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ebegin "fixing references in ${f##*/}"
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install_name_tool \
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-change "@rpath/libclang.dylib" \
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"${EPREFIX}"/usr/lib/llvm/libclang.dylib \
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-change "@executable_path/../lib/libLLVM-${PV}.dylib" \
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"${EPREFIX}"/usr/lib/llvm/libLLVM-${PV}.dylib \
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-change "${S}"/Release/lib/libclang.dylib \
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"${EPREFIX}"/usr/lib/llvm/libclang.dylib \
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"${ED}"/$f
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eend $?
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done
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fi
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# Remove unnecessary headers on FreeBSD, bug #417171
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use kernel_FreeBSD && rm "${ED}"usr/$(get_libdir)/clang/${PV}/include/{arm_neon,std,float,iso,limits,tgmath,varargs}*.h
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}
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