8c4a80b585
whether the system header file directory actually exists (when calling fixinc), so passing a non-existent directory no longer works. Instead we make a empty dummy directory. svn path=/nixpkgs/trunk/; revision=858
79 lines
1.7 KiB
Bash
Executable file
79 lines
1.7 KiB
Bash
Executable file
#! /bin/sh -e
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. $stdenv/setup
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FIXINC_DUMMY=$NIX_BUILD_TOP/dummy
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mkdir $FIXINC_DUMMY
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preConfigure() {
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if test "$noSysDirs" = "1"; then
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# Disable the standard include directories.
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cat >> ./gcc/cppdefault.h <<EOF
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#undef LOCAL_INCLUDE_DIR
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#undef SYSTEM_INCLUDE_DIR
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#undef STANDARD_INCLUDE_DIR
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EOF
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fi
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# Determine the frontends to build.
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langs="c"
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if test -n "$langCC"; then
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langs="$langs,c++"
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fi
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if test -n "$langF77"; then
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langs="$langs,f77"
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fi
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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=../$sourceRoot/configure
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configureFlags="--enable-languages=$langs"
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}
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preConfigure=preConfigure
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postConfigure() {
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if test "$noSysDirs" = "1"; then
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# Patch some of the makefiles to force linking against our own
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# glibc.
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. $NIX_GCC/nix-support/add-flags # add glibc/gcc flags
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extraflags="-Wl,-s $NIX_CFLAGS_COMPILE $NIX_CFLAGS_LINK"
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for i in $NIX_LDFLAGS; do
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extraflags="$extraflags -Wl,$i"
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done
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mf=Makefile
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sed \
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-e "s^FLAGS_FOR_TARGET =\(.*\)^FLAGS_FOR_TARGET = \1 $extraflags^" \
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< $mf > $mf.tmp
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mv $mf.tmp $mf
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mf=gcc/Makefile
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sed \
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-e "s^X_CFLAGS =\(.*\)^X_CFLAGS = \1 $extraflags^" \
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< $mf > $mf.tmp
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mv $mf.tmp $mf
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# Patch gcc/Makefile to prevent fixinc.sh from "fixing" system
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# header files from /usr/include.
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mf=gcc/Makefile
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sed \
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-e "s^NATIVE_SYSTEM_HEADER_DIR =\(.*\)^NATIVE_SYSTEM_HEADER_DIR = $FIXINC_DUMMY^" \
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< $mf > $mf.tmp
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mv $mf.tmp $mf
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fi
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}
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postConfigure=postConfigure
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makeFlags="bootstrap"
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genericBuild
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