summaryrefslogtreecommitdiff
blob: 4f0bb69c72cc4231d385b9f1fe14fe7e377b8297 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc/gcc-2.95.3-r9.ebuild,v 1.8 2011/07/20 08:58:35 dirtyepic Exp $

inherit eutils flag-o-matic toolchain-funcs versionator fixheadtails gnuconfig

# The next command strips most flags from CFLAGS/CXXFLAGS.  If you do
# not like it, comment it out, but do not file bugreports if you run into
# problems.
do_filter_flags() {
	strip-flags

	# In general gcc does not like optimization ... we'll add -O2 where safe
	filter-flags -O?

	# Compile problems with these (bug #6641 among others)...
	filter-flags -fno-exceptions -fomit-frame-pointer -ggdb

	# Are we trying to compile with gcc3 ?  CFLAGS and CXXFLAGS needs to be
	# valid for gcc-2.95.3 ...
	if [[ $(tc-arch) == "x86" || $(tc-arch) == "amd64" ]] ; then
		CFLAGS=${CFLAGS//-mtune=/-mcpu=}
		CXXFLAGS=${CXXFLAGS//-mtune=/-mcpu=}
	fi

	replace-cpu-flags k6-{2,3} k6
	replace-cpu-flags athlon{,-{tbird,4,xp,mp}} i686

	replace-cpu-flags pentium-mmx i586
	replace-cpu-flags pentium{2,3,4} i686

	replace-cpu-flags ev6{7,8} ev6

	export CFLAGS CXXFLAGS
}

export CTARGET=${CTARGET:-${CHOST}}
if [[ ${CTARGET} = ${CHOST} ]] ; then
	if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then
		export CTARGET=${CATEGORY/cross-}
	fi
fi

LOC="/usr"
GCC_BRANCH_VER="$(get_version_component_range 1-2)"
GCC_RELEASE_VER="$(get_version_component_range 1-3)"

LIBPATH="${LOC}/lib/gcc-lib/${CTARGET}/${GCC_RELEASE_VER}"
BINPATH="${LOC}/${CTARGET}/gcc-bin/${GCC_BRANCH_VER}"
DATAPATH="${LOC}/share/gcc-data/${CTARGET}/${GCC_BRANCH_VER}"
# Dont install in /usr/include/g++/, but in gcc internal directory.
# We will handle /usr/include/g++/ with gcc-config ...
STDCXX_INCDIR="${LIBPATH}/include/g++"

PATCH_VER=1.2
DESCRIPTION="The GNU Compiler Collection"
HOMEPAGE="http://gcc.gnu.org/"
SRC_URI="ftp://gcc.gnu.org/pub/gcc/releases/${P}/${P}.tar.gz
	mirror://gentoo/${P}-patches-${PATCH_VER}.tar.bz2"

LICENSE="GPL-2 LGPL-2.1"
KEYWORDS="x86 ppc sparc alpha"
IUSE="static nls build multislot nocxx fortran"

if use multislot ; then
	SLOT="${CTARGET}-${GCC_CONFIG_VER}"
elif [[ ${CTARGET} != ${CHOST} ]] ; then
	SLOT="${CTARGET}-${GCC_BRANCH_VER}"
else
	SLOT="${GCC_BRANCH_VER}"
fi

RDEPEND=">=sys-devel/gcc-config-1.4
	>=sys-libs/zlib-1.1.4
	>=sys-apps/texinfo-4.2-r4
	!build? ( >=sys-libs/ncurses-5.2-r2 )"
DEPEND="${RDEPEND}
	!build? ( nls? ( sys-devel/gettext ) )"

# Hack used to patch Makefiles to install into the build dir
FAKE_ROOT=""

src_unpack() {
	unpack ${P}.tar.gz
	unpack ${P}-patches-${PATCH_VER}.tar.bz2
	[[ $(tc-arch ${TARGET}) == "alpha" ]] \
		&& rm -f "${EPATCH_SOURCE}"/10_all_new-atexit.patch

	cd "${S}"
	epatch

	# Fixup libtool to correctly generate .la files with portage
	libtoolize --copy --force

	# Fix outdated head/tails format #65668
	ht_fix_file configure gcc/Makefile.in

	# Currently if any path is changed via the configure script, it breaks
	# installing into ${D}.  We should not patch it in src_install() with
	# absolute paths, as some modules then gets rebuild with the wrong
	# paths.  Thus we use $FAKE_ROOT.
	for x in $(find . -name Makefile.in) ; do
		sed -i \
			-e 's:datadir = @datadir@:datadir = $(FAKE_ROOT)@datadir@:' \
			-e 's:bindir = @bindir@:bindir = $(FAKE_ROOT)@bindir@:' \
			-e 's:gxx_include_dir=${includedir}:gxx_include_dir=$(FAKE_ROOT)${includedir}:' \
			${x} || die "could not sed $x"
	done

	gnuconfig_update
}

src_compile() {
	export LINGUAS=""

	# Make sure we have sane CFLAGS
	do_filter_flags

	# Build in a separate build tree
	mkdir -p "${WORKDIR}"/build
	cd "${WORKDIR}"/build

	local gcclangs="c"
	local myconf=""
	if use build ; then
		myconf="--disable-nls"
	else
		myconf=""
		use !nocxx && gcclangs="${gcclangs},c++"
		use fortran && gcclangs="${gcclangs},f77"
		use nls && myconf="${myconf} --enable-nls --without-included-gettext"
	fi
	[[ -n ${CBUILD} ]] && myconf="${myconf} --build=${CBUILD}"
	[[ ${CHOST} == ${CTARGET} ]] \
		&& myconf="${myconf} --enable-shared --enable-threads=posix" \
		|| myconf="${myconf} --disable-shared --disable-threads"
	myconf="--prefix=${LOC}
		--bindir=${BINPATH}
		--datadir=${DATAPATH}
		--mandir=${DATAPATH}/man
		--infodir=${DATAPATH}/info
		--host=${CHOST}
		--target=${CTARGET}
		--with-system-zlib
		--enable-long-long
		--enable-version-specific-runtime-libs
		--with-local-prefix=${LOC}/local
		--enable-languages=${gcclangs}
		${myconf}
		${EXTRA_ECONF}"
	echo ./configure "${myconf}"
	addwrite "/dev/zero"
	"${S}"/configure ${myconf} || die "configure failed"

	touch "${S}"/gcc/c-gperf.h

	if ! use static ; then
		# Fix for our libtool-portage.patch
		S="${WORKDIR}/build" \
		emake bootstrap-lean \
			LIBPATH="${LIBPATH}" STAGE1_CFLAGS="-O" || die "make failed"
		# Above FLAGS optimize and speedup build, thanks
		# to Jeff Garzik <jgarzik@mandrakesoft.com>
	else
		S="${WORKDIR}/build" \
		emake LDFLAGS=-static bootstrap \
			LIBPATH="${LIBPATH}" STAGE1_CFLAGS="-O" || die "make static failed"
	fi
}

src_install() {
	# Do allow symlinks in ${LOC}/lib/gcc-lib/${CHOST}/${PV}/include as
	# this can break the build.
	for x in "${WORKDIR}"/build/gcc/include/* ; do
		[[ -L ${x} ]] && rm -f "${x}"
	done

	# Do the 'make install' from the build directory
	cd "${WORKDIR}"/build
	S="${WORKDIR}/build" \
	make \
		prefix=${D}${LOC} \
		bindir=${D}${BINPATH} \
		datadir=${D}${DATAPATH} \
		mandir=${D}${DATAPATH}/man \
		infodir=${D}${DATAPATH}/info \
		LIBPATH="${LIBPATH}" \
		FAKE_ROOT="${D}" \
		install || die

	[[ -r ${D}${BINPATH}/gcc ]] || die "gcc not found in ${D}"

	dodir /lib /usr/bin
	dodir /etc/env.d/gcc
	cat << EOF > "${D}"/etc/env.d/gcc/${CTARGET}-${GCC_RELEASE_VER}
PATH="${BINPATH}"
ROOTPATH="${BINPATH}"
LDPATH="${LIBPATH}"
MANPATH="${DATAPATH}/man"
INFOPATH="${DATAPATH}/info"
STDCXX_INCDIR="${STDCXX_INCDIR##*/}"
EOF

	# Make sure we dont have stuff lying around that
	# can nuke multiple versions of gcc
	if ! use build ; then
		cd "${D}"${LIBPATH}

		# Tell libtool files where real libraries are
		for LA in "${D}"${LOC}/lib/*.la "${D}"${LIBPATH}/../*.la ; do
			if [[ -f ${LA} ]] ; then
				sed -i -e "s:/usr/lib:${LIBPATH}:" "${LA}"
				mv "${LA}" "${D}"${LIBPATH}
			fi
		done

		# Move all the libraries to version specific libdir.
		for x in "${D}"${LOC}/lib/*.{so,a}* "${D}"${LIBPATH}/../*.{so,a}* ; do
			[[ -f ${x} ]] && mv -f "${x}" "${D}"${LIBPATH}
		done

		# These should be symlinks
		cd "${D}"${BINPATH}
		for x in gcc g++ c++ g77 gcj ; do
			# For some reason, g77 gets made instead of ${CTARGET}-g77... this makes it safe
			[[ -f ${x} ]] && mv ${x} ${CTARGET}-${x}

			if [[ ${CHOST} == ${CTARGET} ]] && [[ -f ${CTARGET}-${x} ]] ; then
				[[ ! -f ${x} ]] && mv ${CTARGET}-${x} ${x}
				ln -sf ${x} ${CTARGET}-${x}
			fi
		done
	fi

	# This one comes with binutils
	rm -f "${D}"${LOC}/lib/libiberty.a

	cd "${S}"
	if use build ; then
		rm -r "${D}"/usr/share/{man,info}
		rm -r "${D}"/${DATAPATH}/{man,info}
	elif ! has nodoc ${FEATURES} ; then
		cd "${S}"
		docinto /
		dodoc README* FAQ MAINTAINERS
		docinto html
		dodoc faq.html
		docinto gcc
		cd "${S}"/gcc
		dodoc BUGS ChangeLog* FSFChangeLog* LANGUAGES NEWS PROBLEMS README* SERVICE TESTS.FLUNK
		cd "${S}"/libchill
		docinto libchill
		dodoc ChangeLog
		cd "${S}"/libf2c
		docinto libf2c
		dodoc ChangeLog changes.netlib README TODO
		cd "${S}"/libio
		docinto libio
		dodoc ChangeLog NEWS README
		cd dbz
		docinto libio/dbz
		dodoc README
		cd ../stdio
		docinto libio/stdio
		dodoc ChangeLog*
		cd "${S}"/libobjc
		docinto libobjc
		dodoc ChangeLog README* THREADS*
		cd "${S}"/libstdc++
		docinto libstdc++
		dodoc ChangeLog NEWS
	fi
	has noman ${FEATURES} && rm -r "${D}"/${DATAPATH}/man
	has noinfo ${FEATURES} && rm -r "${D}"/${DATAPATH}/info
}

pkg_postinst() {
	[[ ${ROOT} != "/" ]] && return 0
	gcc-config --use-portage-chost ${CTARGET}-${GCC_RELEASE_VER}
}