sys-devel/clang/clang-2.7-r4.ebuild

# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-devel/clang/clang-2.7-r4.ebuild,v 1.2 2011/01/26 17:48:41 grobian 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
SRC_URI="http://llvm.org/releases/${PV}/llvm-${PV}.tgz
        http://llvm.org/releases/${PV}/${P}.tgz"

LICENSE="UoI-NCSA"
SLOT="0"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~ppc-macos"
IUSE="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 )
        test? ( dev-util/dejagnu )"
RDEPEND="~sys-devel/llvm-${PV}"

S="${WORKDIR}/llvm-2.7"

src_prepare() {
        mv "${WORKDIR}"/clang-2.7 "${S}"/tools/clang || die "clang source directory not found"

        # Same as llvm doc patches
        epatch "${FILESDIR}"/${PN}-2.7-fixdoc.patch

        # Fix toolchain lookup for Darwin/Prefix.
        epatch "${FILESDIR}"/${PN}-2.7-darwin-prefix.patch
        sed -e "s|@GENTOO_PORTAGE_CHOST@|${CHOST%%-darwin*}-darwin|g" \
                -e "s|@GENTOO_PORTAGE_EPREFIX@|${EPREFIX}|g" \
                -i tools/clang/lib/Driver/ToolChains.cpp \
                || die "fixing toolchain lookup"

        # multilib-strict
        sed -e "/PROJ_headers/s#lib/clang#$(get_libdir)/clang#" \
                -i tools/clang/lib/Headers/Makefile \
                || die "clang Makefile failed"
        # fix the static analyzer for in-tree install
        sed -e 's/import ScanView/from clang \0/'  \
                -i tools/clang/tools/scan-view/scan-view \
                || die "scan-view sed failed"
        sed -e "/scanview.css\|sorttable.js/s#\$RealBin#${EPREFIX}/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() {
        # --enable-shared: undefined symbol, bug #338231
        local CONF_FLAGS=""

        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 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
}
1	# Copyright 1999-2011 Gentoo Foundation
2	# Distributed under the terms of the GNU General Public License v2
3	# $Header: /var/cvsroot/gentoo-x86/sys-devel/clang/clang-2.7-r4.ebuild,v 1.2 2011/01/26 17:48:41 grobian Exp $
4
5	EAPI=3
6
7	RESTRICT_PYTHON_ABIS="3.*"
8	SUPPORT_PYTHON_ABIS="1"
9
10	inherit eutils multilib python
11
12	DESCRIPTION="C language family frontend for LLVM"
13	HOMEPAGE="http://clang.llvm.org/"
14	# Fetching LLVM as well: see http://llvm.org/bugs/show_bug.cgi?id=4840
15	SRC_URI="http://llvm.org/releases/${PV}/llvm-${PV}.tgz
16	http://llvm.org/releases/${PV}/${P}.tgz"
17
18	LICENSE="UoI-NCSA"
19	SLOT="0"
20	KEYWORDS="~amd64 ~x86 ~amd64-linux ~ppc-macos"
21	IUSE="debug +static-analyzer system-cxx-headers test"
22
23	# Note: for LTO support, clang will depend on binutils with gold plugins, and LLVM built after that - http://llvm.org/docs/GoldPlugin.html
24	DEPEND="static-analyzer? ( dev-lang/perl )
25	test? ( dev-util/dejagnu )"
26	RDEPEND="~sys-devel/llvm-${PV}"
27
28	S="${WORKDIR}/llvm-2.7"
29
30	src_prepare() {
31	mv "${WORKDIR}"/clang-2.7 "${S}"/tools/clang \|\| die "clang source directory not found"
32
33	# Same as llvm doc patches
34	epatch "${FILESDIR}"/${PN}-2.7-fixdoc.patch
35
36	# Fix toolchain lookup for Darwin/Prefix.
37	epatch "${FILESDIR}"/${PN}-2.7-darwin-prefix.patch
38	sed -e "s\|@GENTOO_PORTAGE_CHOST@\|${CHOST%%-darwin*}-darwin\|g" \
39	-e "s\|@GENTOO_PORTAGE_EPREFIX@\|${EPREFIX}\|g" \
40	-i tools/clang/lib/Driver/ToolChains.cpp \
41	\|\| die "fixing toolchain lookup"
42
43	# multilib-strict
44	sed -e "/PROJ_headers/s#lib/clang#$(get_libdir)/clang#" \
45	-i tools/clang/lib/Headers/Makefile \
46	\|\| die "clang Makefile failed"
47	# fix the static analyzer for in-tree install
48	sed -e 's/import ScanView/from clang \0/' \
49	-i tools/clang/tools/scan-view/scan-view \
50	\|\| die "scan-view sed failed"
51	sed -e "/scanview.css\\|sorttable.js/s#\$RealBin#${EPREFIX}/usr/share/${PN}#" \
52	-i tools/clang/tools/scan-build/scan-build \
53	\|\| die "scan-build sed failed"
54	# Specify python version
55	python_convert_shebangs 2 tools/clang/tools/scan-view/scan-view
56
57	# From llvm src_prepare
58	einfo "Fixing install dirs"
59	sed -e 's,^PROJ_docsdir.*,PROJ_docsdir := $(PROJ_prefix)/share/doc/'${PF}, \
60	-e 's,^PROJ_etcdir.*,PROJ_etcdir := '"${EPREFIX}"'/etc/llvm,' \
61	-e 's,^PROJ_libdir.*,PROJ_libdir := $(PROJ_prefix)/'$(get_libdir)/llvm, \
62	-i Makefile.config.in \|\| die "Makefile.config sed failed"
63
64	einfo "Fixing rpath"
65	sed -e 's,\$(RPATH) -Wl\,\$(\(ToolDir\\|LibDir\)),$(RPATH) -Wl\,'"${EPREFIX}"/usr/$(get_libdir)/llvm, \
66	-i Makefile.rules \|\| die "rpath sed failed"
67	}
68
69	src_configure() {
70	# --enable-shared: undefined symbol, bug #338231
71	local CONF_FLAGS=""
72
73	if use debug; then
74	CONF_FLAGS="${CONF_FLAGS} --disable-optimized"
75	einfo "Note: Compiling LLVM in debug mode will create huge and slow binaries"
76	# ...and you probably shouldn't use tmpfs, unless it can hold 900MB
77	else
78	CONF_FLAGS="${CONF_FLAGS} \
79	--enable-optimized \
80	--disable-assertions \
81	--disable-expensive-checks"
82	fi
83
84	# Setup the search path to include the Prefix includes
85	if use prefix ; then
86	CONF_FLAGS="${CONF_FLAGS} \
87	--with-c-include-dirs=${EPREFIX}/usr/include:/usr/include"
88	fi
89
90	if use amd64; then
91	CONF_FLAGS="${CONF_FLAGS} --enable-pic"
92	fi
93
94	# Skip llvm-gcc parts even if installed
95	CONF_FLAGS="${CONF_FLAGS} --with-llvmgccdir=/dev/null"
96
97	if use system-cxx-headers; then
98	# Try to get current C++ headers path
99	CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-root=$(gcc-config -X\| cut -d: -f1 \| sed '/-v4$/! s,$,/include/g++-v4,')"
100	CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-arch=$CHOST"
101	if has_multilib_profile; then
102	CONF_FLAGS="${CONF_FLAGS} --with-cxx-include-32bit-dir=32"
103	fi
104	fi
105
106	econf ${CONF_FLAGS} \|\| die "econf failed"
107	}
108
109	src_compile() {
110	emake VERBOSE=1 KEEP_SYMBOLS=1 REQUIRES_RTTI=1 clang-only \|\| die "emake failed"
111	}
112
113	src_test() {
114	cd "${S}"/test \|\| die "cd failed"
115	emake site.exp \|\| die "updating llvm site.exp failed"
116
117	cd "${S}"/tools/clang \|\| die "cd clang failed"
118
119	echo ">>> Test phase [test]: ${CATEGORY}/${PF}"
120	if ! emake -j1 VERBOSE=1 test; then
121	hasq test $FEATURES && die "Make test failed. See above for details."
122	hasq test $FEATURES \|\| eerror "Make test failed. See above for details."
123	fi
124	}
125
126	src_install() {
127	cd "${S}"/tools/clang \|\| die "cd clang failed"
128	emake KEEP_SYMBOLS=1 DESTDIR="${D}" install \|\| die "install failed"
129
130	if use static-analyzer ; then
131	dobin tools/scan-build/ccc-analyzer
132	dosym ccc-analyzer /usr/bin/c++-analyzer
133	dobin tools/scan-build/scan-build
134
135	insinto /usr/share/${PN}
136	doins tools/scan-build/scanview.css
137	doins tools/scan-build/sorttable.js
138
139	cd tools/scan-view \|\| die "cd scan-view failed"
140	dobin scan-view
141	install-scan-view() {
142	insinto "$(python_get_sitedir)"/clang
143	doins Reporter.py Resources ScanView.py startfile.py
144	touch "${ED}"/"$(python_get_sitedir)"/clang/__init__.py
145	}
146	python_execute_function install-scan-view
147	fi
148
149	# Fix install_names on Darwin. The build system is too complicated
150	# to just fix this, so we correct it post-install
151	if [[ ${CHOST} == -darwin ]] ; then
152	for lib in libCIndex.dylib ; do
153	install_name_tool -id "${EPREFIX}"/usr/lib/llvm/${lib} \
154	"${ED}"/usr/lib/llvm/${lib}
155	done
156	fi
157	}
158
159	pkg_postinst() {
160	python_mod_optimize clang
161	if use system-cxx-headers; then
162	elog "C++ headers search path is hardcoded to the active gcc profile one"
163	elog "If you change the active gcc profile, or update gcc to a new version,"
164	elog "you will have to remerge this package to update the search path"
165	else
166	elog "If clang++ fails to find C++ headers on your system,"
167	elog "you can remerge clang with USE=system-cxx-headers to use C++ headers"
168	elog "from the active gcc profile"
169	fi
170	}
171
172	pkg_postrm() {
173	python_mod_cleanup clang
174	}