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# prepare configure for cross-compilation
sed -i "s@./configure@./configure --host=$TARGET_ARCH --build=$BUILD_ARCH@g" PKGBUILD
# TODO: how to make this a hook for the stage1 builder?
# aftermatch for gcc/binutils
#collect2: unable to find ld
#=> this is the cross compiled gcc for i486 inside the chroot, it expects
# its platform dependend stuff in /usr/lib/gcc/i486-unknown-linux-gnu/7.2.0
#=> we can temporarily fix this:
#sudo ln -s /usr/bin/ld $STAGE1_CHROOT/usr/lib/gcc/i486-unknown-linux-gnu/7.2.0/ld
# TODO from here: make it all patches, once our own PKGBUILD works
# gcc
#sed -i '/--prefix=\/usr/ a \ --target=i486-unknown-linux-gnu --build=x86_64-pc-linux-gnu \\' gcc/PKGBUILD
# no doxygen documentation
#sed -i "/makedepends=/s/doxygen//" gcc/PKGBUILD
# no ADA
#sed -i "/makedepends=/s/gcc-ada//" gcc/PKGBUILD
#sed -i '/pkgname/ s/gcc-ada//g' gcc/PKGBUILD
#sed -i '/enable-languages/ s/ada//g' gcc/PKGBUILD
# do not build git versions or from git!
#sed -i 's/pkgver=7.2.1/pkgver=7.2.0/' gcc/PKGBUILD
#sed -i "/makedepends=/s/git//" gcc/PKGBUILD
#sed -i 's@git+https://gcc.gnu.org/git/gcc.git#commit=${_commit}@https://ftp.gnu.org/gnu/${pkgname}/${pkgname}-${pkgver}/${pkgname}-${pkgver}.tar.gz@g' gcc/PKGBUILD
#sed -i 's@cd gcc$@cd ${pkgname}-${pkgver}@g' gcc/PKGBUILD
#sed -i 's@$srcdir/gcc/configure@$srcdir/${pkgname}-${pkgver}/configure@g' gcc/PKGBUILD
# send bugs to the right place
#sed -i 's@https://bugs.archlinux.org/@https://bugs.archlinux32.org/@g' gcc/PKGBUILD
# no LTO and plugins, they break and we don't need them
#sed -i 's@--enable-plugin@--disable-plugin@' gcc/PKGBUILD
#sed -i 's@--enable-lto@--disable-lto@' gcc/PKGBUILD
#sed -i '/enable-languages/ s/lto,//g' gcc/PKGBUILD
# no other languages (Fortran, go, objc, etc)
#sed -i '/pkgname/ s/gcc-fortran//g' gcc/PKGBUILD
#sed -i '/enable-languages/ s/,fortran//g' gcc/PKGBUILD
#sed -i '/pkgname/ s/gcc-go//g' gcc/PKGBUILD
#sed -i '/enable-languages/ s/go,//g' gcc/PKGBUILD
#sed -i '/pkgname/ s/gcc-objc//g' gcc/PKGBUILD
#sed -i '/enable-languages/ s/objc,//g' gcc/PKGBUILD
#sed -i '/enable-languages/ s/,obj-c++//g' gcc/PKGBUILD
# disable some libraries (libgomp doesn't cross compile, NLS we don't need)
#sed -i "/--disable-libssp/ a \ --disable-libgomp \\" gcc/PKGBUILD
#sed -i "/--disable-libssp/ a \ --disable-nls \\" gcc/PKGBUILD
# disable threads
#sed -i 's@--enable-threads=posix@--disable-threads@' gcc/PKGBUILD
#=> current use PKGBUILD-gcc-cross, sorry, too many changes!
# disable all languages but C and C++
#use gcc-cross-PKGBUILD
# more TODOs:
#rm "$pkgdir"/usr/share/info/{gccgo,gfortran.info}
# rm: cannot remove ???/home/cross/build/gcc/pkg/gcc/usr/share/info/gccgo???: No such file or directory
# rm "$pkgdir"/usr/share/info/{gccgo,gfortran.info}
#https://bugs.archlinux.org/task/57421
#/home/cross/x-tools/i486-unknown-linux-gnu/lib/gcc/i486-unknown-linux-gnu/4.9.4/../../../../i486-unknown-linux-gnu/bin/ld: cannot find -lquadmath
#collect2: error: ld returned 1 exit status
#libtool: install: error: relink `libgfortran.la' with the above command before installing it
#make: *** [Makefile:1331: install-toolexeclibLTLIBRARIES] Error 1
#make: Leaving directory '/home/cross/build/gcc/src/gcc-build/i486-unknown-linux-gnu/libgfortran'
#==> ERROR: A failure occurred in package_gcc-libs().
# Aborting...
#=> libquadmath must be retooled before libfortran
#=> nope libfortran simply fails to relink => remove it
#
#install: cannot stat ???/home/cross/build/gcc/src/gcc/COPYING.RUNTIME???: No such file or directory
#=> sweet, remove it
#
#test.c:1:10: fatal error: stdio.h: No such file or directory
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