53 lines
1.2 KiB
Bash
Executable file
53 lines
1.2 KiB
Bash
Executable file
#! /bin/sh
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. $stdenv/setup || exit 1
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export PATH=$binutils/bin:$PATH
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tar xvfj $src || exit 1
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# Disable the standard include directories.
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cd gcc-* || exit 1
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cat >> ./gcc/cppdefault.h <<EOF
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#undef LOCAL_INCLUDE_DIR
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#undef SYSTEM_INCLUDE_DIR
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#undef STANDARD_INCLUDE_DIR
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EOF
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cd .. || exit 1
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# Configure.
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mkdir build || exit 1
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cd build || exit 1
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../gcc-*/configure --prefix=$out --enable-languages=c,c++ || exit 1
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# Patch some of the makefiles to force linking against our own glibc.
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extraflags="-Wl,-s -isystem $linux/include $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 || exit 1
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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 || exit 1
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mv $mf.tmp $mf
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# Patch gcc/Makefile to prevent fixinc.sh from "fixing" system header files
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# 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-disabled^" \
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< $mf > $mf.tmp || exit 1
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mv $mf.tmp $mf
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# Build and install.
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make bootstrap || exit 1
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make install || exit 1
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find $out -name "*.a" -exec strip -S {} \; || exit 1
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