28b6fb61e6
This is done for the sake of Yosemite, which does not have gcc, and yet this change is also compatible with Linux.
144 lines
4.4 KiB
Bash
144 lines
4.4 KiB
Bash
source $stdenv/setup
|
|
|
|
|
|
export NIX_FIXINC_DUMMY=$NIX_BUILD_TOP/dummy
|
|
mkdir $NIX_FIXINC_DUMMY
|
|
|
|
|
|
# libstdc++ needs this; otherwise it will use /lib/cpp, which is a Bad
|
|
# Thing.
|
|
export CPP="gcc -E"
|
|
|
|
|
|
if test "$noSysDirs" = "1"; then
|
|
|
|
if test -e $NIX_CC/nix-support/orig-libc; then
|
|
|
|
# Figure out what extra flags to pass to the gcc compilers
|
|
# being generated to make sure that they use our glibc.
|
|
extraCFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
|
|
extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
|
|
|
|
# Use *real* header files, otherwise a limits.h is generated
|
|
# that does not include Glibc's limits.h (notably missing
|
|
# SSIZE_MAX, which breaks the build).
|
|
export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
|
|
|
|
else
|
|
# Hack: support impure environments.
|
|
extraCFlags="-isystem /usr/include"
|
|
extraLDFlags="-L/usr/lib64 -L/usr/lib"
|
|
export NIX_FIXINC_DUMMY=/usr/include
|
|
fi
|
|
|
|
|
|
extraCFlags="-g0 -I$gmp/include -I$mpfr/include $extraCFlags"
|
|
extraLDFlags="--strip-debug $extraLDFlags"
|
|
|
|
export NIX_EXTRA_CFLAGS=$extraCFlags
|
|
for i in $extraLDFlags; do
|
|
export NIX_EXTRA_LDFLAGS="$NIX_EXTRA_LDFLAGS -Wl,$i"
|
|
done
|
|
|
|
if test -n "$targetConfig"; then
|
|
if test -z "$crossStageStatic"; then
|
|
extraXCFlags="-B${libcCross}/lib -idirafter ${libcCross}/include"
|
|
extraXLDFlags="-L${libcCross}/lib"
|
|
export NIX_EXTRA_CFLAGS_TARGET=$extraXCFlags
|
|
for i in $extraXLDFlags; do
|
|
export NIX_EXTRA_LDFLAGS_TARGET="$NIX_EXTRA_LDFLAGS_TARGET -Wl,$i"
|
|
done
|
|
fi
|
|
|
|
makeFlagsArray=( \
|
|
"${makeFlagsArray[@]}" \
|
|
NATIVE_SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
CFLAGS_FOR_TARGET="$NIX_EXTRA_CFLAGS_TARGET $NIX_EXTRA_LDFLAGS_TARGET" \
|
|
LDFLAGS_FOR_TARGET="$NIX_EXTRA_CFLAGS_TARGET $NIX_EXTRA_LDFLAGS_TARGET" \
|
|
)
|
|
else
|
|
export NIX_EXTRA_CFLAGS_TARGET=$NIX_EXTRA_CFLAGS
|
|
export NIX_EXTRA_LDFLAGS_TARGET=$NIX_EXTRA_LDFLAGS
|
|
makeFlagsArray=( \
|
|
"${makeFlagsArray[@]}" \
|
|
NATIVE_SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
CFLAGS_FOR_BUILD="$NIX_EXTRA_CFLAGS $NIX_EXTRA_LDFLAGS" \
|
|
CFLAGS_FOR_TARGET="$NIX_EXTRA_CFLAGS $NIX_EXTRA_LDFLAGS" \
|
|
LDFLAGS_FOR_BUILD="$NIX_EXTRA_CFLAGS $NIX_EXTRA_LDFLAGS" \
|
|
LDFLAGS_FOR_TARGET="$NIX_EXTRA_CFLAGS $NIX_EXTRA_LDFLAGS" \
|
|
)
|
|
fi
|
|
|
|
if test -n "$targetConfig" -a "$crossStageStatic" == 1; then
|
|
# We don't want the gcc build to assume there will be a libc providing
|
|
# limits.h in this stagae
|
|
makeFlagsArray=( \
|
|
"${makeFlagsArray[@]}" \
|
|
LIMITS_H_TEST=false \
|
|
)
|
|
else
|
|
makeFlagsArray=( \
|
|
"${makeFlagsArray[@]}" \
|
|
LIMITS_H_TEST=true \
|
|
)
|
|
fi
|
|
fi
|
|
|
|
if test -n "$targetConfig"; then
|
|
# The host strip will destroy everything in the target binaries otherwise
|
|
dontStrip=1
|
|
fi
|
|
|
|
preConfigure() {
|
|
# Perform the build in a different directory.
|
|
mkdir ../build
|
|
cd ../build
|
|
configureScript=../$sourceRoot/configure
|
|
}
|
|
|
|
|
|
postInstall() {
|
|
# Remove precompiled headers for now. They are very big and
|
|
# probably not very useful yet.
|
|
find $out/include -name "*.gch" -exec rm -rf {} \; -prune
|
|
|
|
# Remove `fixincl' to prevent a retained dependency on the
|
|
# previous gcc.
|
|
rm -rf $out/libexec/gcc/*/*/install-tools
|
|
rm -rf $out/lib/gcc/*/*/install-tools
|
|
|
|
# Get rid of some "fixed" header files
|
|
rm -rf $out/lib/gcc/*/*/include/root
|
|
|
|
# Replace hard links for i686-pc-linux-gnu-gcc etc. with symlinks.
|
|
for i in $out/bin/*-gcc*; do
|
|
if cmp -s $out/bin/gcc $i; then
|
|
ln -sfn gcc $i
|
|
fi
|
|
done
|
|
|
|
for i in $out/bin/*-c++* $out/bin/*-g++*; do
|
|
if cmp -s $out/bin/g++ $i; then
|
|
ln -sfn g++ $i
|
|
fi
|
|
done
|
|
|
|
eval "$postInstallGhdl"
|
|
}
|
|
|
|
|
|
if test -z "$targetConfig"; then
|
|
if test -z "$profiledCompiler"; then
|
|
buildFlags="bootstrap $buildFlags"
|
|
else
|
|
buildFlags="profiledbootstrap $buildFlags"
|
|
fi
|
|
else
|
|
:
|
|
# buildFlags="all-gcc all-target-libgcc $buildFlags"
|
|
# installTargets="install-gcc install-target-libgcc"
|
|
fi
|
|
|
|
genericBuild
|