mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-15 18:23:09 +00:00
84822c43fc
At least on armv7l-linux bootstrapTools fixed version of bits/statx.h
breaks the header:
https://github.com/NixOS/nixpkgs/pull/209870#issuecomment-1501201452
Drop the header along with other already cleaned ones.
290 lines
10 KiB
Bash
290 lines
10 KiB
Bash
if [ -e .attrs.sh ]; then source .attrs.sh; fi
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source $stdenv/setup
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oldOpts="$(shopt -po nounset)" || true
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set -euo pipefail
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export NIX_FIXINC_DUMMY="$NIX_BUILD_TOP/dummy"
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mkdir "$NIX_FIXINC_DUMMY"
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if test "$staticCompiler" = "1"; then
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EXTRA_LDFLAGS="-static"
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else
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EXTRA_LDFLAGS="-Wl,-rpath,${!outputLib}/lib"
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fi
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# GCC interprets empty paths as ".", which we don't want.
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if test -z "${CPATH-}"; then unset CPATH; fi
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if test -z "${LIBRARY_PATH-}"; then unset LIBRARY_PATH; fi
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echo "\$CPATH is \`${CPATH-}'"
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echo "\$LIBRARY_PATH is \`${LIBRARY_PATH-}'"
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if test "$noSysDirs" = "1"; then
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declare \
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EXTRA_FLAGS_FOR_BUILD EXTRA_FLAGS EXTRA_FLAGS_FOR_TARGET \
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EXTRA_LDFLAGS_FOR_BUILD EXTRA_LDFLAGS_FOR_TARGET
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# Extract flags from Bintools Wrappers
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for post in '_FOR_BUILD' ''; do
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curBintools="NIX_BINTOOLS${post}"
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declare -a extraLDFlags=()
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if [[ -e "${!curBintools}/nix-support/orig-libc" ]]; then
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# Figure out what extra flags when linking to pass to the gcc
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# compilers being generated to make sure that they use our libc.
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extraLDFlags=($(< "${!curBintools}/nix-support/libc-ldflags") $(< "${!curBintools}/nix-support/libc-ldflags-before" || true))
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if [ -e ${!curBintools}/nix-support/ld-set-dynamic-linker ]; then
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extraLDFlags=-dynamic-linker=$(< ${!curBintools}/nix-support/dynamic-linker)
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fi
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# The path to the Libc binaries such as `crti.o'.
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libc_libdir="$(< "${!curBintools}/nix-support/orig-libc")/lib"
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else
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# Hack: support impure environments.
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extraLDFlags=("-L/usr/lib64" "-L/usr/lib")
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libc_libdir="/usr/lib"
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fi
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extraLDFlags=("-L$libc_libdir" "-rpath" "$libc_libdir"
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"${extraLDFlags[@]}")
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for i in "${extraLDFlags[@]}"; do
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declare EXTRA_LDFLAGS${post}+=" -Wl,$i"
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done
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done
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# Extract flags from CC Wrappers
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for post in '_FOR_BUILD' ''; do
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curCC="NIX_CC${post}"
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curFIXINC="NIX_FIXINC_DUMMY${post}"
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declare -a extraFlags=()
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if [[ -e "${!curCC}/nix-support/orig-libc" ]]; then
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# Figure out what extra compiling flags to pass to the gcc compilers
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# being generated to make sure that they use our libc.
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extraFlags=($(< "${!curCC}/nix-support/libc-crt1-cflags") $(< "${!curCC}/nix-support/libc-cflags"))
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# The path to the Libc headers
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libc_devdir="$(< "${!curCC}/nix-support/orig-libc-dev")"
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# Use *real* header files, otherwise a limits.h is generated that
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# does not include Libc's limits.h (notably missing SSIZE_MAX,
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# which breaks the build).
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declare NIX_FIXINC_DUMMY${post}="$libc_devdir/include"
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else
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# Hack: support impure environments.
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extraFlags=("-isystem" "/usr/include")
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declare NIX_FIXINC_DUMMY${post}=/usr/include
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fi
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extraFlags=("-I${!curFIXINC}" "${extraFlags[@]}")
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# BOOT_CFLAGS defaults to `-g -O2'; since we override it below, make
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# sure to explictly add them so that files compiled with the bootstrap
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# compiler are optimized and (optionally) contain debugging information
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# (info "(gccinstall) Building").
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if test -n "${dontStrip-}"; then
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extraFlags=("-O2" "-g" "${extraFlags[@]}")
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else
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# Don't pass `-g' at all; this saves space while building.
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extraFlags=("-O2" "${extraFlags[@]}")
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fi
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declare EXTRA_FLAGS${post}="${extraFlags[*]}"
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done
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if test -z "${targetConfig-}"; then
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# host = target, so the flags are the same
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EXTRA_FLAGS_FOR_TARGET="$EXTRA_FLAGS"
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EXTRA_LDFLAGS_FOR_TARGET="$EXTRA_LDFLAGS"
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fi
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# CFLAGS_FOR_TARGET are needed for the libstdc++ configure script to find
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# the startfiles.
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# FLAGS_FOR_TARGET are needed for the target libraries to receive the -Bxxx
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# for the startfiles.
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makeFlagsArray+=(
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"BUILD_SYSTEM_HEADER_DIR=$NIX_FIXINC_DUMMY_FOR_BUILD"
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"SYSTEM_HEADER_DIR=$NIX_FIXINC_DUMMY_FOR_BUILD"
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"NATIVE_SYSTEM_HEADER_DIR=$NIX_FIXINC_DUMMY"
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"LDFLAGS_FOR_BUILD=$EXTRA_LDFLAGS_FOR_BUILD"
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#"LDFLAGS=$EXTRA_LDFLAGS"
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"LDFLAGS_FOR_TARGET=$EXTRA_LDFLAGS_FOR_TARGET"
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"CFLAGS_FOR_BUILD=$EXTRA_FLAGS_FOR_BUILD $EXTRA_LDFLAGS_FOR_BUILD"
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"CXXFLAGS_FOR_BUILD=$EXTRA_FLAGS_FOR_BUILD $EXTRA_LDFLAGS_FOR_BUILD"
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"FLAGS_FOR_BUILD=$EXTRA_FLAGS_FOR_BUILD $EXTRA_LDFLAGS_FOR_BUILD"
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# It seems there is a bug in GCC 5
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#"CFLAGS=$EXTRA_FLAGS $EXTRA_LDFLAGS"
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#"CXXFLAGS=$EXTRA_FLAGS $EXTRA_LDFLAGS"
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"CFLAGS_FOR_TARGET=$EXTRA_FLAGS_FOR_TARGET $EXTRA_LDFLAGS_FOR_TARGET"
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"CXXFLAGS_FOR_TARGET=$EXTRA_FLAGS_FOR_TARGET $EXTRA_LDFLAGS_FOR_TARGET"
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"FLAGS_FOR_TARGET=$EXTRA_FLAGS_FOR_TARGET $EXTRA_LDFLAGS_FOR_TARGET"
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)
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if test -z "${targetConfig-}"; then
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makeFlagsArray+=(
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"BOOT_CFLAGS=$EXTRA_FLAGS $EXTRA_LDFLAGS"
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"BOOT_LDFLAGS=$EXTRA_FLAGS_FOR_TARGET $EXTRA_LDFLAGS_FOR_TARGET"
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)
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fi
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if test "$crossStageStatic" == 1; then
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# We don't want the gcc build to assume there will be a libc providing
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# limits.h in this stage
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makeFlagsArray+=(
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'LIMITS_H_TEST=false'
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)
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else
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makeFlagsArray+=(
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'LIMITS_H_TEST=true'
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)
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fi
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fi
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eval "$oldOpts"
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providedPreConfigure="$preConfigure";
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preConfigure() {
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if test -n "$newlibSrc"; then
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tar xvf "$newlibSrc" -C ..
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ln -s ../newlib-*/newlib newlib
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# Patch to get armvt5el working:
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sed -i -e 's/ arm)/ arm*)/' newlib/configure.host
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fi
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# Bug - they packaged zlib
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if test -d "zlib"; then
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# This breaks the build without-headers, which should build only
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# the target libgcc as target libraries.
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# See 'configure:5370'
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rm -Rf zlib
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fi
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if test -n "$crossMingw" -a -n "$crossStageStatic"; then
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mkdir -p ../mingw
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# --with-build-sysroot expects that:
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cp -R $libcCross/include ../mingw
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configureFlags="$configureFlags --with-build-sysroot=`pwd`/.."
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fi
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# Eval the preConfigure script from nix expression.
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eval "$providedPreConfigure"
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# Perform the build in a different directory.
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mkdir ../build
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cd ../build
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configureScript=../$sourceRoot/configure
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}
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postConfigure() {
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# Don't store the configure flags in the resulting executables.
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sed -e '/TOPLEVEL_CONFIGURE_ARGUMENTS=/d' -i Makefile
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}
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preInstall() {
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mkdir -p "$out/${targetConfig}/lib"
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mkdir -p "${!outputLib}/${targetConfig}/lib"
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# Make ‘lib64’ symlinks to ‘lib’.
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if [ -n "$linkLib64toLib" ]; then
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ln -s lib "$out/${targetConfig}/lib64"
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ln -s lib "${!outputLib}/${targetConfig}/lib64"
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fi
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# Make ‘lib32’ symlinks to ‘lib’.
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if [ -n "$linkLib32toLib" ]; then
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ln -s lib "$out/${targetConfig}/lib32"
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ln -s lib "${!outputLib}/${targetConfig}/lib32"
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fi
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}
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postInstall() {
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# Move runtime libraries to lib output.
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moveToOutput "${targetConfig+$targetConfig/}lib/lib*.so*" "${!outputLib}"
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moveToOutput "${targetConfig+$targetConfig/}lib/lib*.la" "${!outputLib}"
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moveToOutput "${targetConfig+$targetConfig/}lib/lib*.dylib" "${!outputLib}"
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moveToOutput "${targetConfig+$targetConfig/}lib/lib*.dll.a" "${!outputLib}"
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moveToOutput "share/gcc-*/python" "${!outputLib}"
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if [ -z "$enableShared" ]; then
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moveToOutput "${targetConfig+$targetConfig/}lib/lib*.a" "${!outputLib}"
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fi
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for i in "${!outputLib}/${targetConfig}"/lib/*.{la,py}; do
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substituteInPlace "$i" --replace "$out" "${!outputLib}"
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done
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if [ -n "$enableMultilib" ]; then
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moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.so*" "${!outputLib}"
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moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.la" "${!outputLib}"
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moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.dylib" "${!outputLib}"
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for i in "${!outputLib}/${targetConfig}"/lib64/*.{la,py}; do
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substituteInPlace "$i" --replace "$out" "${!outputLib}"
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done
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fi
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# Remove `fixincl' to prevent a retained dependency on the
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# previous gcc.
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rm -rf $out/libexec/gcc/*/*/install-tools
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rm -rf $out/lib/gcc/*/*/install-tools
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# More dependencies with the previous gcc or some libs (gccbug stores the build command line)
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rm -rf $out/bin/gccbug
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if type "install_name_tool"; then
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for i in "${!outputLib}"/lib/*.*.dylib "${!outputLib}"/lib/*.so.[0-9]; do
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install_name_tool -id "$i" "$i" || true
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for old_path in $(otool -L "$i" | grep "$out" | awk '{print $1}'); do
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new_path=`echo "$old_path" | sed "s,$out,${!outputLib},"`
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install_name_tool -change "$old_path" "$new_path" "$i" || true
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done
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done
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fi
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# Cross-compiler specific:
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# --with-headers=$dir option triggers gcc to make a private copy
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# of $dir headers and use it later as `-isysroot`. This prevents
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# cc-wrapper from overriding libc headers with `-idirafter`.
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# It should be safe to drop it and rely solely on the cc-wrapper.
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local sysinc_dir=$out/${targetConfig+$targetConfig/}sys-include
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if [ -d "$sysinc_dir" ]; then
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chmod -R u+w "$out/${targetConfig+$targetConfig/}sys-include"
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rm -rfv "$out/${targetConfig+$targetConfig/}sys-include"
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fi
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# Get rid of some "fixed" header files
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rm -rfv $out/lib/gcc/*/*/include-fixed/{root,linux,sys/mount.h,bits/statx.h}
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# Replace hard links for i686-pc-linux-gnu-gcc etc. with symlinks.
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for i in $out/bin/*-gcc*; do
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if cmp -s $out/bin/gcc $i; then
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ln -sfn gcc $i
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fi
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done
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for i in $out/bin/c++ $out/bin/*-c++* $out/bin/*-g++*; do
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if cmp -s $out/bin/g++ $i; then
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ln -sfn g++ $i
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fi
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done
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# Two identical man pages are shipped (moving and compressing is done later)
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for i in "$out"/share/man/man1/*g++.1; do
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if test -e "$i"; then
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man_prefix=`echo "$i" | sed "s,.*/\(.*\)g++.1,\1,"`
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ln -sf "$man_prefix"gcc.1 "$i"
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fi
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done
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}
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genericBuild
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