2013-04-04 13:55:20 +02:00
|
|
|
|
source $stdenv/setup
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
export NIX_FIXINC_DUMMY=$NIX_BUILD_TOP/dummy
|
|
|
|
|
mkdir $NIX_FIXINC_DUMMY
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if test "$staticCompiler" = "1"; then
|
|
|
|
|
EXTRA_LDFLAGS="-static"
|
|
|
|
|
else
|
2014-08-25 10:29:54 +02:00
|
|
|
|
EXTRA_LDFLAGS="-Wl,-rpath,$lib/lib"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
fi
|
|
|
|
|
|
2014-08-25 10:29:54 +02:00
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# GCC interprets empty paths as ".", which we don't want.
|
|
|
|
|
if test -z "$CPATH"; then unset CPATH; fi
|
|
|
|
|
if test -z "$LIBRARY_PATH"; then unset LIBRARY_PATH; fi
|
|
|
|
|
echo "\$CPATH is \`$CPATH'"
|
|
|
|
|
echo "\$LIBRARY_PATH is \`$LIBRARY_PATH'"
|
|
|
|
|
|
|
|
|
|
if test "$noSysDirs" = "1"; then
|
|
|
|
|
|
2014-12-17 19:11:30 +01:00
|
|
|
|
if test -e $NIX_CC/nix-support/orig-libc; then
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# Figure out what extra flags to pass to the gcc compilers
|
|
|
|
|
# being generated to make sure that they use our glibc.
|
2014-12-17 19:11:30 +01:00
|
|
|
|
extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
|
2016-02-13 18:39:49 +01:00
|
|
|
|
extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before || true)"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# Use *real* header files, otherwise a limits.h is generated
|
|
|
|
|
# that does not include Glibc's limits.h (notably missing
|
|
|
|
|
# SSIZE_MAX, which breaks the build).
|
2014-08-25 10:29:54 +02:00
|
|
|
|
export NIX_FIXINC_DUMMY=$libc_dev/include
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# The path to the Glibc binaries such as `crti.o'.
|
2014-12-17 19:11:30 +01:00
|
|
|
|
glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
|
2014-01-07 10:28:07 +01:00
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
else
|
|
|
|
|
# Hack: support impure environments.
|
|
|
|
|
extraFlags="-isystem /usr/include"
|
|
|
|
|
extraLDFlags="-L/usr/lib64 -L/usr/lib"
|
|
|
|
|
glibc_libdir="/usr/lib"
|
|
|
|
|
export NIX_FIXINC_DUMMY=/usr/include
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
extraFlags="-I$NIX_FIXINC_DUMMY $extraFlags"
|
|
|
|
|
extraLDFlags="-L$glibc_libdir -rpath $glibc_libdir $extraLDFlags"
|
|
|
|
|
|
|
|
|
|
# BOOT_CFLAGS defaults to `-g -O2'; since we override it below,
|
|
|
|
|
# make sure to explictly add them so that files compiled with the
|
|
|
|
|
# bootstrap compiler are optimized and (optionally) contain
|
|
|
|
|
# debugging information (info "(gccinstall) Building").
|
|
|
|
|
if test -n "$dontStrip"; then
|
2014-01-07 10:28:07 +01:00
|
|
|
|
extraFlags="-O2 -g $extraFlags"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
else
|
2014-01-07 10:28:07 +01:00
|
|
|
|
# Don't pass `-g' at all; this saves space while building.
|
|
|
|
|
extraFlags="-O2 $extraFlags"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
EXTRA_FLAGS="$extraFlags"
|
|
|
|
|
for i in $extraLDFlags; do
|
|
|
|
|
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,$i"
|
|
|
|
|
done
|
|
|
|
|
|
|
|
|
|
if test -n "$targetConfig"; then
|
|
|
|
|
# Cross-compiling, we need gcc not to read ./specs in order to build
|
|
|
|
|
# the g++ compiler (after the specs for the cross-gcc are created).
|
|
|
|
|
# Having LIBRARY_PATH= makes gcc read the specs from ., and the build
|
|
|
|
|
# breaks. Having this variable comes from the default.nix code to bring
|
|
|
|
|
# gcj in.
|
|
|
|
|
unset LIBRARY_PATH
|
|
|
|
|
unset CPATH
|
|
|
|
|
if test -z "$crossStageStatic"; then
|
|
|
|
|
EXTRA_TARGET_CFLAGS="-B${libcCross}/lib -idirafter ${libcCross}/include"
|
|
|
|
|
EXTRA_TARGET_LDFLAGS="-Wl,-L${libcCross}/lib -Wl,-rpath,${libcCross}/lib -Wl,-rpath-link,${libcCross}/lib"
|
|
|
|
|
fi
|
|
|
|
|
else
|
2014-12-17 19:11:30 +01:00
|
|
|
|
if test -z "$NIX_CC_CROSS"; then
|
2013-04-04 13:55:20 +02:00
|
|
|
|
EXTRA_TARGET_CFLAGS="$EXTRA_FLAGS"
|
|
|
|
|
EXTRA_TARGET_CXXFLAGS="$EXTRA_FLAGS"
|
|
|
|
|
EXTRA_TARGET_LDFLAGS="$EXTRA_LDFLAGS"
|
|
|
|
|
else
|
|
|
|
|
# This the case of cross-building the gcc.
|
|
|
|
|
# We need special flags for the target, different than those of the build
|
|
|
|
|
# Assertion:
|
2014-12-17 19:11:30 +01:00
|
|
|
|
test -e $NIX_CC_CROSS/nix-support/orig-libc
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# Figure out what extra flags to pass to the gcc compilers
|
|
|
|
|
# being generated to make sure that they use our glibc.
|
2014-12-17 19:11:30 +01:00
|
|
|
|
extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
|
|
|
|
|
extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# Use *real* header files, otherwise a limits.h is generated
|
|
|
|
|
# that does not include Glibc's limits.h (notably missing
|
|
|
|
|
# SSIZE_MAX, which breaks the build).
|
2014-12-17 19:11:30 +01:00
|
|
|
|
NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# The path to the Glibc binaries such as `crti.o'.
|
2014-12-17 19:11:30 +01:00
|
|
|
|
glibc_dir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)"
|
2013-04-04 13:55:20 +02:00
|
|
|
|
glibc_libdir="$glibc_dir/lib"
|
|
|
|
|
configureFlags="$configureFlags --with-native-system-header-dir=$glibc_dir/include"
|
|
|
|
|
|
|
|
|
|
extraFlags="-I$NIX_FIXINC_DUMMY_CROSS $extraFlags"
|
|
|
|
|
extraLDFlags="-L$glibc_libdir -rpath $glibc_libdir $extraLDFlags"
|
|
|
|
|
|
|
|
|
|
EXTRA_TARGET_CFLAGS="$extraFlags"
|
|
|
|
|
for i in $extraLDFlags; do
|
|
|
|
|
EXTRA_TARGET_LDFLAGS="$EXTRA_TARGET_LDFLAGS -Wl,$i"
|
|
|
|
|
done
|
|
|
|
|
fi
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
# CFLAGS_FOR_TARGET are needed for the libstdc++ configure script to find
|
|
|
|
|
# the startfiles.
|
|
|
|
|
# FLAGS_FOR_TARGET are needed for the target libraries to receive the -Bxxx
|
|
|
|
|
# for the startfiles.
|
2014-06-30 12:46:42 +02:00
|
|
|
|
makeFlagsArray+=( \
|
2013-04-04 13:55:20 +02:00
|
|
|
|
NATIVE_SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
|
|
|
SYSTEM_HEADER_DIR="$NIX_FIXINC_DUMMY" \
|
|
|
|
|
CFLAGS_FOR_BUILD="$EXTRA_FLAGS $EXTRA_LDFLAGS" \
|
|
|
|
|
CXXFLAGS_FOR_BUILD="$EXTRA_FLAGS $EXTRA_LDFLAGS" \
|
|
|
|
|
CFLAGS_FOR_TARGET="$EXTRA_TARGET_CFLAGS $EXTRA_TARGET_LDFLAGS" \
|
|
|
|
|
CXXFLAGS_FOR_TARGET="$EXTRA_TARGET_CFLAGS $EXTRA_TARGET_LDFLAGS" \
|
|
|
|
|
FLAGS_FOR_TARGET="$EXTRA_TARGET_CFLAGS $EXTRA_TARGET_LDFLAGS" \
|
|
|
|
|
LDFLAGS_FOR_BUILD="$EXTRA_FLAGS $EXTRA_LDFLAGS" \
|
|
|
|
|
LDFLAGS_FOR_TARGET="$EXTRA_TARGET_LDFLAGS $EXTRA_TARGET_LDFLAGS" \
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
if test -z "$targetConfig"; then
|
2014-06-30 12:46:42 +02:00
|
|
|
|
makeFlagsArray+=( \
|
2013-04-04 13:55:20 +02:00
|
|
|
|
BOOT_CFLAGS="$EXTRA_FLAGS $EXTRA_LDFLAGS" \
|
|
|
|
|
BOOT_LDFLAGS="$EXTRA_TARGET_CFLAGS $EXTRA_TARGET_LDFLAGS" \
|
|
|
|
|
)
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
if test -n "$targetConfig" -a "$crossStageStatic" == 1; then
|
|
|
|
|
# We don't want the gcc build to assume there will be a libc providing
|
|
|
|
|
# limits.h in this stagae
|
2014-06-30 12:46:42 +02:00
|
|
|
|
makeFlagsArray+=( \
|
2013-04-04 13:55:20 +02:00
|
|
|
|
LIMITS_H_TEST=false \
|
|
|
|
|
)
|
|
|
|
|
else
|
2014-06-30 12:46:42 +02:00
|
|
|
|
makeFlagsArray+=( \
|
2013-04-04 13:55:20 +02:00
|
|
|
|
LIMITS_H_TEST=true \
|
|
|
|
|
)
|
|
|
|
|
fi
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
if test -n "$targetConfig"; then
|
|
|
|
|
# The host strip will destroy some important details of the objects
|
|
|
|
|
dontStrip=1
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
providedPreConfigure="$preConfigure";
|
|
|
|
|
preConfigure() {
|
|
|
|
|
if test -n "$newlibSrc"; then
|
|
|
|
|
tar xvf "$newlibSrc" -C ..
|
|
|
|
|
ln -s ../newlib-*/newlib newlib
|
|
|
|
|
# Patch to get armvt5el working:
|
|
|
|
|
sed -i -e 's/ arm)/ arm*)/' newlib/configure.host
|
|
|
|
|
fi
|
2014-06-30 12:46:42 +02:00
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# Bug - they packaged zlib
|
|
|
|
|
if test -d "zlib"; then
|
|
|
|
|
# This breaks the build without-headers, which should build only
|
|
|
|
|
# the target libgcc as target libraries.
|
|
|
|
|
# See 'configure:5370'
|
|
|
|
|
rm -Rf zlib
|
|
|
|
|
fi
|
|
|
|
|
|
2014-12-17 19:11:30 +01:00
|
|
|
|
if test -f "$NIX_CC/nix-support/orig-libc"; then
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# Patch the configure script so it finds glibc headers. It's
|
|
|
|
|
# important for example in order not to get libssp built,
|
|
|
|
|
# because its functionality is in glibc already.
|
|
|
|
|
sed -i \
|
2014-08-25 10:29:54 +02:00
|
|
|
|
-e "s,glibc_header_dir=/usr/include,glibc_header_dir=$libc_dev/include", \
|
2013-04-04 13:55:20 +02:00
|
|
|
|
gcc/configure
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
if test -n "$crossMingw" -a -n "$crossStageStatic"; then
|
|
|
|
|
mkdir -p ../mingw
|
|
|
|
|
# --with-build-sysroot expects that:
|
|
|
|
|
cp -R $libcCross/include ../mingw
|
|
|
|
|
configureFlags="$configureFlags --with-build-sysroot=`pwd`/.."
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
# Eval the preConfigure script from nix expression.
|
2014-06-30 12:46:42 +02:00
|
|
|
|
eval "$providedPreConfigure"
|
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# Perform the build in a different directory.
|
|
|
|
|
mkdir ../build
|
|
|
|
|
cd ../build
|
|
|
|
|
configureScript=../$sourceRoot/configure
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
postConfigure() {
|
|
|
|
|
# Don't store the configure flags in the resulting executables.
|
|
|
|
|
sed -e '/TOPLEVEL_CONFIGURE_ARGUMENTS=/d' -i Makefile
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
2014-07-01 14:27:57 +02:00
|
|
|
|
preInstall() {
|
|
|
|
|
# Make ‘lib64’ a symlink to ‘lib’.
|
|
|
|
|
if [ -n "$is64bit" -a -z "$enableMultilib" ]; then
|
|
|
|
|
mkdir -p $out/lib
|
|
|
|
|
ln -s lib $out/lib64
|
|
|
|
|
fi
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
postInstall() {
|
2016-04-18 10:24:28 +02:00
|
|
|
|
mkdir -p "$lib" # some configs don't have anything to put into $lib
|
|
|
|
|
|
2014-08-25 10:29:54 +02:00
|
|
|
|
# Move runtime libraries to $lib.
|
2015-12-02 10:03:23 +01:00
|
|
|
|
moveToOutput "lib/lib*.so*" "$lib"
|
|
|
|
|
moveToOutput "lib/lib*.la" "$lib"
|
2016-04-18 10:24:28 +02:00
|
|
|
|
if [ -d "$lib/lib" ]; then
|
|
|
|
|
ln -s lib "$lib/lib64" # for *.la
|
|
|
|
|
fi
|
2015-12-02 10:03:23 +01:00
|
|
|
|
moveToOutput "share/gcc-*/python" "$lib"
|
2014-08-25 10:29:54 +02:00
|
|
|
|
|
2015-10-25 11:38:07 +01:00
|
|
|
|
for i in "$lib"/lib/*.{la,py}; do
|
|
|
|
|
substituteInPlace "$i" --replace "$out" "$lib"
|
|
|
|
|
done
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# 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
|
2014-01-07 10:28:07 +01:00
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# More dependencies with the previous gcc or some libs (gccbug stores the build command line)
|
|
|
|
|
rm -rf $out/bin/gccbug
|
2014-08-25 10:29:54 +02:00
|
|
|
|
|
2013-04-04 13:55:20 +02:00
|
|
|
|
# Take out the bootstrap-tools from the rpath, as it's not needed at all having $out
|
2015-08-20 12:50:34 +02:00
|
|
|
|
for i in $(find "$out"/libexec/gcc/*/*/* -type f -a \! -name '*.la'); do
|
2014-08-30 15:54:07 +02:00
|
|
|
|
PREV_RPATH=`patchelf --print-rpath "$i"`
|
|
|
|
|
NEW_RPATH=`echo "$PREV_RPATH" | sed 's,:[^:]*bootstrap-tools/lib,,g'`
|
|
|
|
|
patchelf --set-rpath "$NEW_RPATH" "$i" && echo OK
|
|
|
|
|
done
|
|
|
|
|
|
|
|
|
|
# For some reason the libs retain RPATH to $out
|
2015-08-20 12:50:34 +02:00
|
|
|
|
for i in "$lib"/lib/{libtsan,libasan,libubsan}.so.*.*.*; do
|
2014-08-30 15:54:07 +02:00
|
|
|
|
PREV_RPATH=`patchelf --print-rpath "$i"`
|
|
|
|
|
NEW_RPATH=`echo "$PREV_RPATH" | sed "s,:${out}[^:]*,,g"`
|
|
|
|
|
patchelf --set-rpath "$NEW_RPATH" "$i" && echo OK
|
2013-04-04 13:55:20 +02:00
|
|
|
|
done
|
|
|
|
|
|
|
|
|
|
# Get rid of some "fixed" header files
|
2014-08-25 10:29:54 +02:00
|
|
|
|
rm -rfv $out/lib/gcc/*/*/include-fixed/{root,linux}
|
2013-04-04 13:55:20 +02:00
|
|
|
|
|
|
|
|
|
# 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/*-c++* $out/bin/*-g++*; do
|
|
|
|
|
if cmp -s $out/bin/g++ $i; then
|
|
|
|
|
ln -sfn g++ $i
|
|
|
|
|
fi
|
|
|
|
|
done
|
|
|
|
|
|
2013-12-17 01:40:24 +01:00
|
|
|
|
# Disable RANDMMAP on grsec, which causes segfaults when using
|
|
|
|
|
# precompiled headers.
|
|
|
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# See https://bugs.gentoo.org/show_bug.cgi?id=301299#c31
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paxmark r $out/libexec/gcc/*/*/{cc1,cc1plus}
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2013-04-04 13:55:20 +02:00
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eval "$postInstallGhdl"
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2015-10-25 11:38:07 +01:00
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# Two identical man pages are shipped (moving and compressing is done later)
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ln -sf gcc.1 "$out"/share/man/man1/g++.1
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2013-04-04 13:55:20 +02:00
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}
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genericBuild
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