sys-devel/gcc-apple/gcc-apple-4.0.1_p5488.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, iPhone 2.1 + SDK"
  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 DEPEND="${RDEPEND}
  32         >=sys-apps/texinfo-4.2-r4
  33         >=sys-devel/bison-1.875
  34         ${CATEGORY}/binutils-apple"
  35
  36 S=${WORKDIR}/gcc-${APPLE_VERS}
  37
  38 # TPREFIX is the prefix of the CTARGET installation
  39 export TPREFIX=${TPREFIX:-${EPREFIX}}
  40
  41 LIBPATH=${EPREFIX}/usr/lib/gcc/${CTARGET}/${GCC_VERS}
  42 if is_crosscompile ; then
  43         BINPATH=${EPREFIX}/usr/${CHOST}/${CTARGET}/gcc-bin/${GCC_VERS}
  44 else
  45         BINPATH=${EPREFIX}/usr/${CTARGET}/gcc-bin/${GCC_VERS}
  46 fi
  47 STDCXX_INCDIR=${LIBPATH}/include/g++-v${GCC_VERS/\.*/}
  48
  49 src_unpack() {
  50         unpack ${A}
  51         cd "${S}"
  52         # we use our libtool
  53         sed -i -e "s:/usr/bin/libtool:${EPREFIX}/usr/bin/${CTARGET}-libtool:" \
  54                 gcc/config/darwin.h || die "sed gcc/config/darwin.h failed"
  55         # add prefixed Frameworks to default search paths (may want to change this
  56         # in a cross-compile)
  57         sed -i -e "/\"\/System\/Library\/Frameworks\"\,/i\ \   \"${EPREFIX}/Frameworks\"\, " \
  58                 gcc/config/darwin-c.c || die "sed  gcc/config/darwin-c.c failed"
  59
  60         # Workaround deprecated "+Nc" syntax for GNU tail(1)
  61         sed -i -e "s:tail +16c:tail -c +16:g" \
  62                 gcc/Makefile.in || die "sed gcc/Makefile.in failed."
  63
  64         epatch "${FILESDIR}"/${PN}-4.0.1_p5465-default-altivec.patch
  65 }
  66
  67 src_compile() {
  68         local langs="c"
  69         use nocxx || langs="${langs},c++"
  70         use objc && langs="${langs},objc"
  71         use objc++ && langs="${langs/,objc/},objc,obj-c++" # need objc with objc++
  72
  73         local myconf="${myconf} \
  74                 --prefix=${EPREFIX}/usr \
  75                 --bindir=${BINPATH} \
  76                 --includedir=${LIBPATH}/include \
  77                 --datadir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS} \
  78                 --mandir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/man \
  79                 --infodir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/info \
  80                 --libdir=${LIBPATH} \
  81                 --with-gxx-include-dir=${STDCXX_INCDIR} \
  82                 --host=${CHOST}"
  83
  84         if is_crosscompile ; then
  85                 # Straight from the GCC install doc:
  86                 # "GCC has code to correctly determine the correct value for target
  87                 # for nearly all native systems. Therefore, we highly recommend you
  88                 # not provide a configure target when configuring a native compiler."
  89                 myconf="${myconf} --target=${CTARGET}"
  90
  91                 # Tell compiler where to find what it needs
  92                 myconf="${myconf} --with-sysroot=${EPREFIX}/usr/${CTARGET}"
  93
  94                 # Set this to something sane for both native and target
  95                 CFLAGS="-O2 -pipe"
  96
  97                 local VAR="CFLAGS_"${CTARGET//-/_}
  98                 CXXFLAGS=${!VAR}
  99         fi
 100         [[ -n ${CBUILD} ]] && myconf="${myconf} --build=${CBUILD}"
 101
 102         # Native Language Support
 103         if use nls ; then
 104                 myconf="${myconf} --enable-nls --without-included-gettext"
 105         else
 106                 myconf="${myconf} --disable-nls"
 107         fi
 108
 109         # reasonably sane globals (hopefully)
 110         myconf="${myconf} \
 111                 --with-system-zlib \
 112                 --disable-checking \
 113                 --disable-werror"
 114
 115         # languages to build
 116         myconf="${myconf} --enable-languages=${langs}"
 117
 118         # ???
 119         myconf="${myconf} --enable-shared --enable-threads=posix"
 120
 121         # make clear we're in an offset
 122         use prefix && myconf="${myconf} --with-local-prefix=${TPREFIX}/usr"
 123
 124         # we don't use a GNU linker, so tell GCC where to find the linker stuff we
 125         # want it to use
 126         myconf="${myconf} \
 127                 --with-as=${EPREFIX}/usr/bin/${CTARGET}-as \
 128                 --with-ld=${EPREFIX}/usr/bin/${CTARGET}-ld"
 129
 130         # make sure we never do multilib stuff, for that we need a different Prefix
 131         myconf="${myconf} --disable-multilib"
 132
 133         # The produced libgcc_s.dylib is faulty if using a bit too much
 134         # optimisation.  Nail it down to something sane
 135         CFLAGS="-O2 -pipe"
 136         CXXFLAGS=${CFLAGS}
 137
 138         # http://gcc.gnu.org/ml/gcc-patches/2006-11/msg00765.html
 139         # (won't hurt if already 64-bits, but is essential when coming from a
 140         # multilib compiler -- the default)
 141         [[ ${CTARGET} == powerpc64-* || ${CTARGET} == x86_64-* ]] && \
 142                 export CC="gcc -m64"
 143
 144         mkdir -p "${WORKDIR}"/build
 145         cd "${WORKDIR}"/build
 146         einfo "Configuring GCC with: ${myconf//--/\n\t--}"
 147         "${S}"/configure ${myconf} || die "conf failed"
 148         emake bootstrap || die "emake failed"
 149 }
 150
 151 src_install() {
 152         cd "${WORKDIR}"/build
 153         # -jX doesn't work
 154         emake -j1 DESTDIR="${D}" install || die
 155
 156         # Basic sanity check
 157         if ! is_crosscompile ; then
 158                 local EXEEXT
 159                 eval $(grep ^EXEEXT= "${WORKDIR}"/build/gcc/config.log)
 160                 [[ -r ${D}${BINPATH}/gcc${EXEEXT} ]] || die "gcc not found in ${ED}"
 161         fi
 162
 163         # create gcc-config entry
 164         dodir /etc/env.d/gcc
 165         local gcc_envd_base="/etc/env.d/gcc/${CHOST}-${GCC_VERS}"
 166
 167         gcc_envd_file="${ED}${gcc_envd_base}"
 168
 169         # phase PATH/ROOTPATH out ...
 170         echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file}
 171         echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file}
 172         echo "GCC_PATH=\"${BINPATH}\"" >> ${gcc_envd_file}
 173
 174         # we don't do multilib
 175         LDPATH="${LIBPATH}"
 176         echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file}
 177         echo "MANPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/man\"" >> ${gcc_envd_file}
 178         echo "INFOPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/info\"" >> ${gcc_envd_file}
 179         echo "STDCXX_INCDIR=\"g++-v${GCC_VERS/\.*/}\"" >> ${gcc_envd_file}
 180         is_crosscompile && echo "CTARGET=${CTARGET}" >> ${gcc_envd_file}
 181
 182         # Move <cxxabi.h> to compiler-specific directories
 183         [[ -f ${D}${STDCXX_INCDIR}/cxxabi.h ]] && \
 184                 mv -f "${D}"${STDCXX_INCDIR}/cxxabi.h "${D}"${LIBPATH}/include/
 185
 186         # These should be symlinks
 187         dodir /usr/bin
 188         cd "${D}"${BINPATH}
 189         for x in cpp gcc g++ c++ g77 gcj gcjh gfortran ; do
 190                 # For some reason, g77 gets made instead of ${CTARGET}-g77...
 191                 # this should take care of that
 192                 [[ -f ${x} ]] && mv ${x} ${CTARGET}-${x}
 193
 194                 if [[ -f ${CTARGET}-${x} ]] && ! is_crosscompile ; then
 195                         ln -sf ${CTARGET}-${x} ${x}
 196
 197                         # Create version-ed symlinks
 198                         dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
 199                                 /usr/bin/${CTARGET}-${x}-${GCC_VERS}
 200                         dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
 201                                 /usr/bin/${x}-${GCC_VERS}
 202                 fi
 203
 204                 if [[ -f ${CTARGET}-${x}-${GCC_VERS} ]] ; then
 205                         rm -f ${CTARGET}-${x}-${GCC_VERS}
 206                         ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_VERS}
 207                 fi
 208         done
 209
 210         # I do not know if this will break gcj stuff, so I'll only do it for
 211         #       objc for now; basically "ffi.h" is the correct file to include,
 212         #       but it gets installed in .../GCCVER/include and yet it does
 213         #       "#include <ffitarget.h>" which (correctly, as it's an "extra" file)
 214         #       is installed in .../GCCVER/include/libffi; the following fixes
 215         #       ffi.'s include of ffitarget.h - Armando Di Cianno <fafhrd@gentoo.org>
 216         if [[ -d ${D}${LIBPATH}/include/libffi ]] ; then
 217                 mv -i "${D}"${LIBPATH}/include/libffi/* "${D}"${LIBPATH}/include || die
 218                 rm -r "${D}"${LIBPATH}/include/libffi || die
 219         fi
 220
 221         # Now do the fun stripping stuff
 222         env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}"
 223         env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}"
 224         # gcc used to install helper binaries in lib/ but then moved to libexec/
 225         [[ -d ${ED}/usr/libexec/gcc ]] && \
 226                 env RESTRICT="" CHOST=${CHOST} prepstrip "${ED}/usr/libexec/gcc/${CTARGET}/${GCC_VERS}"
 227
 228         # prune empty dirs left behind
 229         find "${ED}" -type d | xargs rmdir >& /dev/null
 230 }
 231
 232 pkg_postinst() {
 233         # beware this also switches when it's on another branch version of GCC
 234         gcc-config ${CTARGET}-${GCC_VERS}
 235 }
 236
 237 pkg_postrm() {
 238         # clean up the cruft left behind by cross-compilers
 239         if is_crosscompile ; then
 240                 if [[ -z $(ls "${EROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then
 241                         rm -f "${EROOT}"/etc/env.d/gcc/config-${CTARGET}
 242                         rm -f "${EROOT}"/etc/env.d/??gcc-${CTARGET}
 243                         rm -f "${EROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64}
 244                 fi
 245                 return 0
 246         fi
 247 }