sys-devel/gcc-apple/gcc-apple-4.0.1_p5465-r1.ebuild

   1 # Copyright 1999-2008 Gentoo Foundation
   2 # Distributed under the terms of the GNU General Public License v2
   3 # $Id$
   4
   5 EAPI="prefix"
   6
   7 ETYPE="gcc-compiler"
   8
   9 inherit eutils toolchain
  10
  11 GCC_VERS=${PV/_p*/}
  12 APPLE_VERS=${PV/*_p/}
  13 DESCRIPTION="Apple branch of the GNU Compiler Collection, from 10.5"
  14 HOMEPAGE="http://gcc.gnu.org"
  15 SRC_URI="http://www.opensource.apple.com/darwinsource/tarballs/other/gcc-${APPLE_VERS}.tar.gz"
  16 LICENSE="APSL-2 GPL-2"
  17
  18 if is_crosscompile; then
  19         SLOT="${CTARGET}-40"
  20 else
  21         SLOT="40"
  22 fi
  23
  24 KEYWORDS="~ppc-macos ~x86-macos"
  25
  26 IUSE="nls objc objc++ nocxx"
  27
  28 RDEPEND=">=sys-libs/zlib-1.1.4
  29         >=sys-libs/ncurses-5.2-r2
  30         nls? ( sys-devel/gettext )
  31         >=sys-devel/gcc-config-1.3.12-r4"
  32 DEPEND="${RDEPEND}
  33         >=sys-apps/texinfo-4.2-r4
  34         >=sys-devel/bison-1.875
  35         ${CATEGORY}/binutils-apple"
  36
  37 S=${WORKDIR}/gcc-${APPLE_VERS}
  38
  39 # TPREFIX is the prefix of the CTARGET installation
  40 export TPREFIX=${TPREFIX:-${EPREFIX}}
  41
  42 LIBPATH=${EPREFIX}/usr/lib/gcc/${CTARGET}/${GCC_VERS}
  43 if is_crosscompile ; then
  44         BINPATH=${EPREFIX}/usr/${CHOST}/${CTARGET}/gcc-bin/${GCC_VERS}
  45 else
  46         BINPATH=${EPREFIX}/usr/${CTARGET}/gcc-bin/${GCC_VERS}
  47 fi
  48 STDCXX_INCDIR=${LIBPATH}/include/g++-v${GCC_VERS/\.*/}
  49
  50 src_unpack() {
  51         unpack ${A}
  52         cd "${S}"
  53         # we use our libtool
  54         sed -i -e "s:/usr/bin/libtool:${EPREFIX}/usr/bin/${CTARGET}-libtool:" \
  55                 gcc/config/darwin.h || die "sed gcc/config/darwin.h failed"
  56         # add prefixed Frameworks to default search paths (may want to change this
  57         # in a cross-compile)
  58         sed -i -e "/\"\/System\/Library\/Frameworks\"\,/i\ \   \"${EPREFIX}/Frameworks\"\, " \
  59                 gcc/config/darwin-c.c || die "sed  gcc/config/darwin-c.c failed"
  60
  61         # Workaround deprecated "+Nc" syntax for GNU tail(1)
  62         sed -i -e "s:tail +16c:tail -c +16:g" \
  63                 gcc/Makefile.in || die "sed gcc/Makefile.in failed."
  64
  65         epatch "${FILESDIR}"/${P}-default-altivec.patch
  66 }
  67
  68 src_compile() {
  69         local langs="c"
  70         use nocxx || langs="${langs},c++"
  71         use objc && langs="${langs},objc"
  72         use objc++ && langs="${langs/,objc/},objc,obj-c++" # need objc with objc++
  73
  74         local myconf="${myconf} \
  75                 --prefix=${EPREFIX}/usr \
  76                 --bindir=${BINPATH} \
  77                 --includedir=${LIBPATH}/include \
  78                 --datadir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS} \
  79                 --mandir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/man \
  80                 --infodir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/info \
  81                 --libdir=${LIBPATH} \
  82                 --with-gxx-include-dir=${STDCXX_INCDIR} \
  83                 --host=${CHOST}"
  84
  85         if is_crosscompile ; then
  86                 # Straight from the GCC install doc:
  87                 # "GCC has code to correctly determine the correct value for target
  88                 # for nearly all native systems. Therefore, we highly recommend you
  89                 # not provide a configure target when configuring a native compiler."
  90                 myconf="${myconf} --target=${CTARGET}"
  91
  92                 # Tell compiler where to find what it needs
  93                 myconf="${myconf} --with-sysroot=${EPREFIX}/usr/${CTARGET}"
  94
  95                 # Set this to something sane for both native and target
  96                 CFLAGS="-O2 -pipe"
  97
  98                 local VAR="CFLAGS_"${CTARGET//-/_}
  99                 CXXFLAGS=${!VAR}
 100         fi
 101         [[ -n ${CBUILD} ]] && myconf="${myconf} --build=${CBUILD}"
 102
 103         # Native Language Support
 104         if use nls ; then
 105                 myconf="${myconf} --enable-nls --without-included-gettext"
 106         else
 107                 myconf="${myconf} --disable-nls"
 108         fi
 109
 110         # reasonably sane globals (hopefully)
 111         myconf="${myconf} \
 112                 --with-system-zlib \
 113                 --disable-checking \
 114                 --disable-werror"
 115
 116         # languages to build
 117         myconf="${myconf} --enable-languages=${langs}"
 118
 119         # ???
 120         myconf="${myconf} --enable-shared --enable-threads=posix"
 121
 122         # make clear we're in an offset
 123         use prefix && myconf="${myconf} --with-local-prefix=${TPREFIX}/usr"
 124
 125         # we don't use a GNU linker, so tell GCC where to find the linker stuff we
 126         # want it to use
 127         myconf="${myconf} \
 128                 --with-as=${EPREFIX}/usr/bin/${CTARGET}-as \
 129                 --with-ld=${EPREFIX}/usr/bin/${CTARGET}-ld"
 130
 131         # make sure we never do multilib stuff, for that we need a different Prefix
 132         myconf="${myconf} --disable-multilib"
 133
 134         # The produced libgcc_s.dylib is faulty if using a bit too much
 135         # optimisation.  Nail it down to something sane
 136         CFLAGS="-O2 -pipe"
 137         CXXFLAGS=${CFLAGS}
 138
 139         # http://gcc.gnu.org/ml/gcc-patches/2006-11/msg00765.html
 140         # (won't hurt if already 64-bits, but is essential when coming from a
 141         # multilib compiler -- the default)
 142         [[ ${CTARGET} == powerpc64-* || ${CTARGET} == x86_64-* ]] && \
 143                 export CC="gcc -m64"
 144
 145         mkdir -p "${WORKDIR}"/build
 146         cd "${WORKDIR}"/build
 147         einfo "Configuring GCC with: ${myconf//--/\n\t--}"
 148         "${S}"/configure ${myconf} || die "conf failed"
 149         emake bootstrap || die "emake failed"
 150 }
 151
 152 src_install() {
 153         cd "${WORKDIR}"/build
 154         # -jX doesn't work
 155         emake -j1 DESTDIR="${D}" install || die
 156
 157         # Basic sanity check
 158         if ! is_crosscompile ; then
 159                 local EXEEXT
 160                 eval $(grep ^EXEEXT= "${WORKDIR}"/build/gcc/config.log)
 161                 [[ -r ${D}${BINPATH}/gcc${EXEEXT} ]] || die "gcc not found in ${ED}"
 162         fi
 163
 164         # create gcc-config entry
 165         dodir /etc/env.d/gcc
 166         local gcc_envd_base="/etc/env.d/gcc/${CHOST}-${GCC_VERS}"
 167
 168         gcc_envd_file="${ED}${gcc_envd_base}"
 169
 170         # phase PATH/ROOTPATH out ...
 171         echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file}
 172         echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file}
 173         echo "GCC_PATH=\"${BINPATH}\"" >> ${gcc_envd_file}
 174
 175         # we don't do multilib
 176         LDPATH="${LIBPATH}"
 177         echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file}
 178         echo "MANPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/man\"" >> ${gcc_envd_file}
 179         echo "INFOPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/info\"" >> ${gcc_envd_file}
 180         echo "STDCXX_INCDIR=\"g++-v${GCC_VERS/\.*/}\"" >> ${gcc_envd_file}
 181         is_crosscompile && echo "CTARGET=${CTARGET}" >> ${gcc_envd_file}
 182
 183         # Move <cxxabi.h> to compiler-specific directories
 184         [[ -f ${D}${STDCXX_INCDIR}/cxxabi.h ]] && \
 185                 mv -f "${D}"${STDCXX_INCDIR}/cxxabi.h "${D}"${LIBPATH}/include/
 186
 187         # These should be symlinks
 188         dodir /usr/bin
 189         cd "${D}"${BINPATH}
 190         for x in cpp gcc g++ c++ g77 gcj gcjh gfortran ; do
 191                 # For some reason, g77 gets made instead of ${CTARGET}-g77...
 192                 # this should take care of that
 193                 [[ -f ${x} ]] && mv ${x} ${CTARGET}-${x}
 194
 195                 if [[ -f ${CTARGET}-${x} ]] && ! is_crosscompile ; then
 196                         ln -sf ${CTARGET}-${x} ${x}
 197
 198                         # Create version-ed symlinks
 199                         dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
 200                                 /usr/bin/${CTARGET}-${x}-${GCC_VERS}
 201                         dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
 202                                 /usr/bin/${x}-${GCC_VERS}
 203                 fi
 204
 205                 if [[ -f ${CTARGET}-${x}-${GCC_VERS} ]] ; then
 206                         rm -f ${CTARGET}-${x}-${GCC_VERS}
 207                         ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_VERS}
 208                 fi
 209         done
 210
 211         # I do not know if this will break gcj stuff, so I'll only do it for
 212         #       objc for now; basically "ffi.h" is the correct file to include,
 213         #       but it gets installed in .../GCCVER/include and yet it does
 214         #       "#include <ffitarget.h>" which (correctly, as it's an "extra" file)
 215         #       is installed in .../GCCVER/include/libffi; the following fixes
 216         #       ffi.'s include of ffitarget.h - Armando Di Cianno <fafhrd@gentoo.org>
 217         if [[ -d ${D}${LIBPATH}/include/libffi ]] ; then
 218                 mv -i "${D}"${LIBPATH}/include/libffi/* "${D}"${LIBPATH}/include || die
 219                 rm -r "${D}"${LIBPATH}/include/libffi || die
 220         fi
 221
 222         # Now do the fun stripping stuff
 223         env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}"
 224         env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}"
 225         # gcc used to install helper binaries in lib/ but then moved to libexec/
 226         [[ -d ${ED}/usr/libexec/gcc ]] && \
 227                 env RESTRICT="" CHOST=${CHOST} prepstrip "${ED}/usr/libexec/gcc/${CTARGET}/${GCC_VERS}"
 228
 229         # prune empty dirs left behind
 230         find "${ED}" -type d | xargs rmdir >& /dev/null
 231 }
 232
 233 pkg_postinst() {
 234         # beware this also switches when it's on another branch version of GCC
 235         gcc-config ${CTARGET}-${GCC_VERS}
 236 }
 237
 238 pkg_postrm() {
 239         # clean up the cruft left behind by cross-compilers
 240         if is_crosscompile ; then
 241                 if [[ -z $(ls "${EROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then
 242                         rm -f "${EROOT}"/etc/env.d/gcc/config-${CTARGET}
 243                         rm -f "${EROOT}"/etc/env.d/??gcc-${CTARGET}
 244                         rm -f "${EROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64}
 245                 fi
 246                 return 0
 247         fi
 248 }