gcc/HARBOUR

   1 #
   2 # Copyright (c) 2013 Vojtech Horky
   3 # All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions
   7 # are met:
   8 #
   9 # - Redistributions of source code must retain the above copyright
  10 #   notice, this list of conditions and the following disclaimer.
  11 # - Redistributions in binary form must reproduce the above copyright
  12 #   notice, this list of conditions and the following disclaimer in the
  13 #   documentation and/or other materials provided with the distribution.
  14 # - The name of the author may not be used to endorse or promote products
  15 #   derived from this software without specific prior written permission.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27 #
  28
  29 shipname=gcc
  30 shipversion=4.6.3
  31 mirror_="ftp://ftp.fu-berlin.de/unix/languages/gcc"
  32 shipsources="$mirror_/releases/$shipname-$shipversion/$shipname-$shipversion.tar.bz2 gcc.template includes.patch libiberty.patch pex-helenos.c"
  33 shiptugs="libgmp libmpfr libmpc libisl zlib"
  34 shipfunnels=4
  35
  36 build() {
  37         run tar xjf ${shipname}-${shipversion}.tar.bz2
  38
  39
  40         msg "Patching sources..."
  41         # Missing include diretives
  42         patch -p0 <includes.patch
  43         # Prevent name clashes in getopt.c and fnmatch.c
  44         patch -p0 <libiberty.patch
  45
  46         run sed 's/\(static search_line_fast_type search_line_fast\);/\1 = search_line_acc_char;/' \
  47                 -i "${shipname}-${shipversion}/libcpp/lex.c"
  48         run sed '/fopen/s#w+b#wb+#' -i "${shipname}-${shipversion}/gcc/toplev.c"
  49
  50         # HelenOS does not have its own unwind.h. Luckily,
  51         # we may use the one provided by GCC itself.
  52         msg "Fixing unwind.h..."
  53         run mkdir -p include
  54         run cp ${shipname}-${shipversion}/gcc/unwind-generic.h include/unwind.h
  55
  56         # There is a name clash on the REVISION macro from config.h
  57         # Luckily, we do not need the one from HelenOS and thus simply removing
  58         # it from the original config.h shall be okay
  59         msg "Purging HelenOS config.h, declaring compiler flags..."
  60         sed -e '/REVISION/d' -e '/PROCESSOR/d' "$HSCT_CACHE_DIR/include/system_config.h" >include/helenos_config.h
  61         fixed_cflags="`echo $HSCT_CFLAGS | sed 's#-imacros[ \t]\+[^ \t]*/system_config\.h#-imacros '$PWD'/include/helenos_config.h#'`"
  62
  63         # We shall define this macro somewhere, this is not the first
  64         # harbour we are defining this macro in
  65         extra_ppflags="-DCHAR_BIT=8"
  66
  67         # Other preprocessor flags due to bad guesses by configure
  68         extra_ppflags="$extra_ppflags -DHAVE_SYS_STAT_H -Dinhibit_libc"
  69         extra_ppflags="$extra_ppflags -I$HSCT_INCLUDE_DIR -I`pwd`/include"
  70
  71         extra_cflags=""
  72         # Do not use HelenOS libc due to file names clashes
  73         extra_ldflags="-L$HSCT_LIB_DIR"
  74
  75         msg "Creating GCC wrapper..."
  76         run mkdir -p bin
  77         # This is kind of stupid because we do not have separate
  78         # preprocessor flags in HelenOS. That is why C flags are empty
  79         m4 \
  80                 -DCROSS_CC="$HSCT_CC" \
  81                 -DPPFLAGS="$extra_ppflags $extra_cflags $fixed_cflags" \
  82                 -DCFLAGS="" \
  83                 -DLDFLAGS="$extra_ldflags $HSCT_LDFLAGS_FOR_CC" \
  84                 gcc.template >bin/patched-gcc
  85         cc="`pwd`/bin/patched-gcc"
  86         run chmod +x "$cc"
  87
  88         # We need to trick configure into thinking that we are actually
  89         # cross-compiling even if it does not think so.
  90         msg "Fixing cross-compilation guesses..."
  91         find -name configure | while read fname; do
  92                 run sed 's/^cross_compiling=no/cross_compiling=yes/' -i "$fname"
  93         done
  94
  95         # We really do not need to fix any includes
  96         run sed 's/STMP_FIXINC=stmp-fixinc/STMP_FIXINC=/' -i "${shipname}-${shipversion}/gcc/configure"
  97
  98         # PEX is used to wrap different means to launch an external program
  99         # We do not implement the fork() system call, we need to fix it to
 100         # use the task_spawn() API.
 101         # As the msdos version is not needed at all, we replace it with our
 102         # own at various places to ensure the HelenOS version is built
 103         # correctly.
 104         msg "Providing our pex implementation..."
 105         run cp pex-helenos.c "${shipname}-${shipversion}/libiberty/"
 106         run sed \
 107                 -e 's/@pexecute@/pex-helenos/' \
 108                 -e 's/pex-msdos/pex-helenos/g' \
 109                 -i "${shipname}-${shipversion}/libiberty/Makefile.in"
 110
 111         # Somewhere during the compilation C++ compiler is required
 112         cxx=`echo "$HSCT_CC" | sed 's/gcc$/g++/'`
 113
 114         # Prevent building documentation
 115         # (there is a problem with newer version of texinfo?)
 116         sed 's/^BUILD_INFO[ \t]*=.*/BUILD_INFO = /g' -i ${shipname}-${shipversion}/gcc/Makefile.in
 117
 118         msg "Building..."
 119
 120         # Out-of-source build is recommended for GCC
 121         run mkdir -p build
 122         cd build
 123
 124         # Although we are forcing the cross-compilation, sometimes
 125         # it is apparently not enough. This is an ungly hack until we
 126         # patch the sources with some *-helenos-* target.
 127         self_target=`../${shipname}-${shipversion}/config.guess`
 128         if [ "$self_target" = "$HSCT_GNU_TARGET" ]; then
 129                 # Only works for building ia32 on i686
 130                 self_target=`echo "$self_target" | sed 's/686/386/'`
 131         fi
 132
 133         # This is extremely crippled version but it at least compiles
 134         run ../${shipname}-${shipversion}/configure \
 135                 --build=$self_target \
 136                 --host=$HSCT_GNU_TARGET \
 137                 --target=$HSCT_GNU_TARGET \
 138                 --without-ppl \
 139                 --without-cloog \
 140                 --disable-mudflap \
 141                 --disable-libmudflap \
 142                 --disable-libgomp \
 143                 --disable-gomp \
 144                 --with-system-zlib \
 145                 --without-headers \
 146                 --disable-shared \
 147                 --enable-languages=c \
 148                 --disable-checking \
 149                 --disable-lto \
 150                 --disable-threads \
 151                 --disable-nls \
 152                 --disable-libssp \
 153                 --disable-libquadmath \
 154                 --enable-decimal-float=dpd \
 155                 --disable-multilib \
 156                 --disable-multiarch \
 157                 --disable-libstdcxx-pch \
 158                 --disable-libunwind-exceptions \
 159                 --with-gnu-as \
 160                 --with-gnu-ld \
 161                 CC="$cc" \
 162                 LD="$cc" \
 163                 AR="$HSCT_AR" \
 164                 AS="$HSCT_AS" \
 165                 NM="$HSCT_NM" \
 166                 OBJCOPY="$HSCT_OBJCOPY" \
 167                 RANLIB="$HSCT_RANLIB" \
 168                 STRIP="$HSCT_STRIP" \
 169                 OBJDUMP="$HSCT_OBJDUMP" \
 170                 CXX="$cxx" \
 171                 CC_FOR_TARGET="$cc"
 172
 173         run make all-gcc -j$shipfunnels
 174 }
 175
 176 package() {
 177         cd build
 178         run make install-gcc "DESTDIR=$PWD/PKG"
 179
 180         # Copy the executables
 181         run mkdir -p "$HSCT_MY_DIR/app/"
 182         for app in gcc cpp gcov; do
 183                 run cp PKG/usr/local/bin/$app "$HSCT_MY_DIR/app/"
 184         done
 185         run cp PKG/usr/local/libexec/gcc/*/4.6.3/cc1 "$HSCT_MY_DIR/app/"
 186 }