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gcc-toolchain.sh
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gcc-toolchain.sh
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package: GCC-Toolchain
version: "%(tag_basename)s"
tag: v7.3.0-alice2
source: https://github.com/alisw/gcc-toolchain
prepend_path:
"LD_LIBRARY_PATH": "$GCC_TOOLCHAIN_ROOT/lib64"
build_requires:
- "autotools:(slc6|slc7)"
- yacc-like
- make
prefer_system: .*
prefer_system_check: |
set -e
which gfortran || { echo "gfortran missing"; exit 1; }
case $REQUESTED_VERSION in
v10*) MIN_GCC_VERSION=100200 ;;
*) MIN_GCC_VERSION=70300 ;;
esac
which gcc && test -f $(dirname $(which gcc))/c++ && printf "#define GCCVER ((__GNUC__ * 10000)+(__GNUC_MINOR__ * 100)+(__GNUC_PATCHLEVEL__))\n#if (GCCVER < $MIN_GCC_VERSION)\n#error \"System's GCC cannot be used: we need at least GCC $REQUESTED_VERSION We are going to compile our own version.\"\n#endif\n" | gcc -xc++ - -c -o /dev/null
---
#!/bin/bash -e
unset CXXFLAGS
unset CFLAGS
echo "Building GCC because no compatible version was found on the system. To skip this step, install GCC 4.8 or 4.9, or 5.X (with the exception of 5.0 to 5.2). Make sure you have gfortran installed too."
USE_GOLD=
case $ARCHITECTURE in
osx*)
EXTRA_LANGS=',objc,obj-c++'
MARCH=
;;
*x86-64)
MARCH='x86_64-unknown-linux-gnu'
;;
*)
MARCH=
;;
esac
rsync -a --exclude='**/.git' --delete --delete-excluded "$SOURCEDIR/" ./
if [ -e autoconf-archive ]; then
(cd autoconf-archive && autoreconf -ivf )
mkdir build-autoconf-archive
pushd build-autoconf-archive
../autoconf-archive/configure --prefix="$INSTALLROOT"
make install
popd
export ACLOCAL_PATH=$INSTALLROOT/share/aclocal
fi
# Binutils
mkdir build-binutils
pushd build-binutils
../binutils/configure --prefix="$INSTALLROOT" \
${MARCH:+--build=$MARCH --host=$MARCH} \
${USE_GOLD:+--enable-gold=yes} \
--enable-ld=default \
--enable-lto \
--enable-plugins \
--enable-threads \
--disable-nls
make ${JOBS:+-j$JOBS} MAKEINFO=":"
make install MAKEINFO=":"
hash -r
popd
# Test program
cat > test.c <<EOF
#include <string.h>
#include <stdio.h>
int main(void) { printf("The answer is 42.\n"); }
EOF
pushd gcc
[ -e mpfr ] && (cd mpfr && autoreconf -ivf)
[ -e mpc ] && (cd mpc && autoreconf -ivf)
[ -e gmp ] && (cd gmp && autoreconf -ivf)
[ -e isl ] && (cd isl && autoreconf -ivf)
[ -e cloog ] && (cd cloog && autoreconf -ivf)
popd
[ -e mpfr ] && (cd mpfr && autoreconf -ivf)
[ -e mpc ] && (cd mpc && autoreconf -ivf)
[ -e gmp ] && (cd gmp && autoreconf -ivf)
[ -e isl ] && (cd isl && autoreconf -ivf)
[ -e cloog ] && (cd cloog && autoreconf -ivf)
mkdir build-gcc
pushd build-gcc
../gcc/configure --prefix="$INSTALLROOT" \
${MARCH:+--build=$MARCH --host=$MARCH} \
--enable-languages="c,c++,fortran${EXTRA_LANGS}" \
--disable-multilib \
${USE_GOLD:+--enable-gold=yes} \
--enable-ld=default \
--enable-lto \
--disable-nls
make ${JOBS+-j $JOBS} bootstrap-lean MAKEINFO=":"
make install MAKEINFO=":"
hash -r
# GCC creates c++, but not cc
ln -nfs gcc "$INSTALLROOT/bin/cc"
rm -rf "$INSTALLROOT/lib/pkg-config"
# Provide a custom specs file if needed
#SPEC="$(dirname $(gcc -print-libgcc-file-name))/specs"
#gcc -dumpspecs > $SPEC
#perl -pe '++$x and next if /^\*link:/; $x-- and s/^(.*)$/\1 -rpath-link \/lib64:\/lib/ if $x' $SPEC > $SPEC.0
#mv $SPEC.0 $SPEC
rm -f $INSTALLROOT/lib/*.la \
$INSTALLROOT/lib64/*.la
popd
# From now on, use own linker and GCC
export PATH="$INSTALLROOT/bin:$PATH"
export LD_LIBRARY_PATH="$INSTALLROOT/lib64:$INSTALLROOT/lib:$LD_LIBRARY_PATH"
hash -r
# Test own linker and own GCC
which ld
which g++
g++ test.c
./a.out
rm -f a.out
# GDB
mkdir build-gdb
pushd build-gdb
../gdb/configure --prefix="$INSTALLROOT" \
${MARCH:+--build=$MARCH --host=$MARCH} \
--without-python \
--disable-multilib
make ${JOBS:+-j$JOBS} MAKEINFO=":"
make install MAKEINFO=":"
hash -r
rm -f $INSTALLROOT/lib/*.la
popd
# If fixincludes is not desired, see:
# http://ewontfix.com/12/
# https://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/eclass/toolchain.eclass?view=markup&sortby=log#l1524
# Modulefile
MODULEDIR="$INSTALLROOT/etc/modulefiles"
MODULEFILE="$MODULEDIR/$PKGNAME"
mkdir -p "$MODULEDIR"
cat > "$MODULEFILE" <<EoF
#%Module1.0
proc ModulesHelp { } {
global version
puts stderr "ALICE Modulefile for $PKGNAME $PKGVERSION-@@PKGREVISION@$PKGHASH@@"
}
set version $PKGVERSION-@@PKGREVISION@$PKGHASH@@
module-whatis "ALICE Modulefile for $PKGNAME $PKGVERSION-@@PKGREVISION@$PKGHASH@@"
# Dependencies
module load BASE/1.0
# Load Toolchain module for the current platform. Fallback on this one
regexp -- "^(.*)/.*\$" [module-info name] dummy mod_name
if { "\$mod_name" == "GCC-Toolchain" } {
if { [regexp {^/cvmfs.*} $ModulesCurrentModulefile dummy1 dummy2] } {
module load Toolchain/GCC-${PKGVERSION//-*}
if { [is-loaded Toolchain] } { continue }
}
set base_path \$::env(BASEDIR)
} else {
# Loading Toolchain: autodetect prefix
set base_path [string map "/etc/toolchain/modulefiles/ /" \$ModulesCurrentModulefile]
set base_path [string map "/Modules/modulefiles/ /" \$base_path]
regexp -- "^(.*)/.*/.*\$" \$base_path dummy base_path
set base_path \$base_path/Packages
}
# Our environment
set GCC_TOOLCHAIN_ROOT \$base_path/GCC-Toolchain/\$version
prepend-path LD_LIBRARY_PATH \$GCC_TOOLCHAIN_ROOT/lib
prepend-path LD_LIBRARY_PATH \$GCC_TOOLCHAIN_ROOT/lib64
prepend-path PATH \$GCC_TOOLCHAIN_ROOT/bin
EoF