Re-enable shared lib, it works now with alltargets USE flag (in sync with llvm one)

(Portage version: 2.2_rc92/cvs/Linux x86_64)

3 files changed, 181 insertions, 1 deletions

diff --git a/sys-devel/clang/ChangeLog b/sys-devel/clang/ChangeLog
index 75aa2f6ef42e..b4c569357e60 100644
--- a/sys-devel/clang/ChangeLog
+++ b/sys-devel/clang/ChangeLog
@@ -1,6 +1,13 @@
 # ChangeLog for sys-devel/clang
 # Copyright 1999-2010 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-devel/clang/ChangeLog,v 1.27 2010/10/08 13:56:52 voyageur Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/clang/ChangeLog,v 1.28 2010/10/12 09:24:54 voyageur Exp $
+
+*clang-2.8-r1 (12 Oct 2010)
+
+  12 Oct 2010; Bernard Cafarelli <voyageur@gentoo.org> +clang-2.8-r1.ebuild,
+  metadata.xml:
+  Re-enable shared lib, it works now with alltargets USE flag (in sync with
+  llvm one)
 
   08 Oct 2010; Bernard Cafarelli <voyageur@gentoo.org> clang-2.8.ebuild:
   Use new llvm 2.8 tarball, just in case
diff --git a/sys-devel/clang/clang-2.8-r1.ebuild b/sys-devel/clang/clang-2.8-r1.ebuild
new file mode 100644
index 000000000000..4515ae9359ac
--- /dev/null
+++ b/sys-devel/clang/clang-2.8-r1.ebuild
@@ -0,0 +1,172 @@
+# Copyright 1999-2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/clang/clang-2.8-r1.ebuild,v 1.1 2010/10/12 09:24:54 voyageur Exp $
+
+EAPI=3
+
+RESTRICT_PYTHON_ABIS="3.*"
+SUPPORT_PYTHON_ABIS="1"
+
+inherit eutils multilib python
+
+DESCRIPTION="C language family frontend for LLVM"
+HOMEPAGE="http://clang.llvm.org/"
+# Fetching LLVM as well: see http://llvm.org/bugs/show_bug.cgi?id=4840
+# Drop the -> on 2.9
+SRC_URI="http://llvm.org/releases/${PV}/llvm-${PV}.tgz -> llvm-${PV}-r1.tgz
+	http://llvm.org/releases/${PV}/${P}.tgz"
+
+LICENSE="UoI-NCSA"
+SLOT="0"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~ppc-macos"
+IUSE="alltargets debug +static-analyzer system-cxx-headers test"
+
+# Note: for LTO support, clang will depend on binutils with gold plugins, and LLVM built after that - http://llvm.org/docs/GoldPlugin.html
+DEPEND="static-analyzer? ( dev-lang/perl )"
+RDEPEND="~sys-devel/llvm-${PV}[alltargets=]"
+
+S="${WORKDIR}/llvm-${PV}"
+
+src_prepare() {
+	mv "${WORKDIR}"/clang-${PV} "${S}"/tools/clang || die "clang source directory not found"
+
+	# Same as llvm doc patches
+	epatch "${FILESDIR}"/${PN}-2.7-fixdoc.patch
+
+	# multilib-strict
+	sed -e "/PROJ_headers/s#lib/clang#$(get_libdir)/clang#" \
+		-i tools/clang/lib/Headers/Makefile \
+		|| die "clang Makefile failed"
+	# fix the static analyzer for in-tree install
+	sed -e 's/import ScanView/from clang \0/'  \
+		-i tools/clang/tools/scan-view/scan-view \
+		|| die "scan-view sed failed"
+	sed -e "/scanview.css\|sorttable.js/s#\$RealBin#/usr/share/${PN}#" \
+		-i tools/clang/tools/scan-build/scan-build \
+		|| die "scan-build sed failed"
+	# Specify python version
+	python_convert_shebangs 2 tools/clang/tools/scan-view/scan-view
+
+	# From llvm src_prepare
+	einfo "Fixing install dirs"
+	sed -e 's,^PROJ_docsdir.*,PROJ_docsdir := $(PROJ_prefix)/share/doc/'${PF}, \
+		-e 's,^PROJ_etcdir.*,PROJ_etcdir := '"${EPREFIX}"'/etc/llvm,' \
+		-e 's,^PROJ_libdir.*,PROJ_libdir := $(PROJ_prefix)/'$(get_libdir)/llvm, \
+		-i Makefile.config.in || die "Makefile.config sed failed"
+
+	einfo "Fixing rpath"
+	sed -e 's,\$(RPATH) -Wl\,\$(\(ToolDir\|LibDir\)),$(RPATH) -Wl\,'"${EPREFIX}"/usr/$(get_libdir)/llvm, \
+		-i Makefile.rules || die "rpath sed failed"
+}
+
+src_configure() {
+	local CONF_FLAGS="--enable-shared"
+
+	if use debug; then
+		CONF_FLAGS="${CONF_FLAGS} --disable-optimized"
+		einfo "Note: Compiling LLVM in debug mode will create huge and slow binaries"
+		# ...and you probably shouldn't use tmpfs, unless it can hold 900MB
+	else
+		CONF_FLAGS="${CONF_FLAGS} \
+			--enable-optimized \
+			--disable-assertions \
+			--disable-expensive-checks"
+	fi
+
+	# Setup the search path to include the Prefix includes
+	if use prefix ; then
+		CONF_FLAGS="${CONF_FLAGS} \
+			--with-c-include-dirs=${EPREFIX}/usr/include:/usr/include"
+	fi
+
+	if use alltargets; then
+		CONF_FLAGS="${CONF_FLAGS} --enable-targets=all"
+	else
+		CONF_FLAGS="${CONF_FLAGS} --enable-targets=host-only"
+	fi
+
+	if use amd64; then
+		CONF_FLAGS="${CONF_FLAGS} --enable-pic"
+	fi
+
+	# Skip llvm-gcc parts even if installed
+	CONF_FLAGS="${CONF_FLAGS} --with-llvmgccdir=/dev/null"
+
+	if use system-cxx-headers; then
+		# Try to get current C++ headers path
+		CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-root=$(gcc-config -X| cut -d: -f1 | sed '/-v4$/! s,$,/include/g++-v4,')"
+		CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-arch=$CHOST"
+		if has_multilib_profile; then
+			CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-32bit-dir=32"
+		fi
+	fi
+
+	econf ${CONF_FLAGS} || die "econf failed"
+}
+
+src_compile() {
+	emake VERBOSE=1 KEEP_SYMBOLS=1 REQUIRES_RTTI=1 clang-only || die "emake failed"
+}
+
+src_test() {
+	cd "${S}"/test || die "cd failed"
+	emake site.exp || die "updating llvm site.exp failed"
+
+	cd "${S}"/tools/clang || die "cd clang failed"
+
+	echo ">>> Test phase [test]: ${CATEGORY}/${PF}"
+	if ! emake -j1 VERBOSE=1 test; then
+		hasq test $FEATURES && die "Make test failed. See above for details."
+		hasq test $FEATURES || eerror "Make test failed. See above for details."
+	fi
+}
+
+src_install() {
+	cd "${S}"/tools/clang || die "cd clang failed"
+	emake KEEP_SYMBOLS=1 DESTDIR="${D}" install || die "install failed"
+
+	if use static-analyzer ; then
+		dobin tools/scan-build/ccc-analyzer
+		dosym ccc-analyzer /usr/bin/c++-analyzer
+		dobin tools/scan-build/scan-build
+
+		insinto /usr/share/${PN}
+		doins tools/scan-build/scanview.css
+		doins tools/scan-build/sorttable.js
+
+		cd tools/scan-view || die "cd scan-view failed"
+		dobin scan-view
+		install-scan-view() {
+			insinto "$(python_get_sitedir)"/clang
+			doins Reporter.py Resources ScanView.py startfile.py
+			touch "${ED}"/"$(python_get_sitedir)"/clang/__init__.py
+		}
+		python_execute_function install-scan-view
+	fi
+
+	# Fix install_names on Darwin.  The build system is too complicated
+	# to just fix this, so we correct it post-install
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		for lib in libCIndex.dylib ; do
+			install_name_tool -id "${EPREFIX}"/usr/lib/llvm/${lib} \
+				"${ED}"/usr/lib/llvm/${lib}
+		done
+	fi
+}
+
+pkg_postinst() {
+	python_mod_optimize clang
+	if use system-cxx-headers; then
+		elog "C++ headers search path is hardcoded to the active gcc profile one"
+		elog "If you change the active gcc profile, or update gcc to a new version,"
+		elog "you will have to remerge this package to update the search path"
+	else
+		elog "If clang++ fails to find C++ headers on your system,"
+		elog "you can remerge clang with USE=system-cxx-headers to use C++ headers"
+		elog "from the active gcc profile"
+	fi
+}
+
+pkg_postrm() {
+	python_mod_cleanup clang
+}
diff --git a/sys-devel/clang/metadata.xml b/sys-devel/clang/metadata.xml
index d6429cc3d137..2aa6b42d7e63 100644
--- a/sys-devel/clang/metadata.xml
+++ b/sys-devel/clang/metadata.xml
@@ -29,6 +29,7 @@ A simple and hackable code base
 A single unified parser for C, Objective C, C++, and Objective C++
 Conformance with C/C++/ObjC and their variants</longdescription>
 	<use>
+		<flag name='alltargets'>Build all host targets (default: host only)</flag>
 		<flag name='static-analyzer'>Install the Clang static analyzer</flag>
 		<flag name='system-cxx-headers'>By default, clang++ searchs for C++ headers in a series of hardcoded paths. Enabling this flag will force it to use the active gcc profile ones</flag>
 	</use>