# Template build file for 'gcc-4.7'
_majorver=4.7

pkgname=gcc-${_majorver}
version=${_majorver}.4
revision=1
wrksrc="gcc-${version}"
short_desc="The GNU C Compiler (${_majorver} series)"
maintainer="Juan RP <xtraeme@gmail.com>"
homepage="http://gcc.gnu.org"
license="GFDL-1.2, GPL-3, LGPL-2.1"
distfiles="http://ftp.gnu.org/pub/gnu/gcc/gcc-${version}/gcc-${version}.tar.bz2"
checksum=92e61c6dc3a0a449e62d72a38185fda550168a86702dea07125ebd3ec3996282

hostmakedepends="perl flex"
makedepends="zlib-devel libmpc-devel>=1.0.1_2 cloog-devel>=0.18"
depends="binutils"
provides="gcc-${version}_${revision}"

case "$XBPS_TARGET_MACHINE" in
	i686-musl) _triplet="i686-pc-linux-musl";;
	x86_64-musl) _triplet="x86_64-linux-musl";;
	arm*-musl) _triplet="arm-linux-musleabi";;
esac
# musl only
only_for_archs="i686-musl x86_64-musl armv6l-musl armv7l-musl"

do_configure() {
	local _langs _args

	_langs="c,c++,lto"

	case "$XBPS_TARGET_MACHINE" in
		armv5*) _args+=" --with-arch=armv5te --with-float=soft";;
		armv6l*) _args+=" --with-arch=armv6 --with-fpu=vfp --with-float=hard";;
		armv7l*) _args+=" --with-arch=armv7-a --with-fpu=vfpv3 --with-float=hard";;
	esac

	if [ "$CROSS_BUILD" ]; then
		export CC_FOR_TARGET="$CC"
		export GCC_FOR_TARGET="$CC"
		export CXX_FOR_TARGET="$CXX"

		_args+=" --disable-multilib --host=$XBPS_CROSS_TRIPLET --with-build-sysroot=${XBPS_CROSS_BASE}"
	else
		_args+=" --build=${_triplet}"
	fi

	if [ -z "$CHROOT_READY" ]; then
		export LD_LIBRARY_PATH="${XBPS_MASTERDIR}/usr/lib"
		_args+=" --with-gmp=${XBPS_MASTERDIR}/usr"
		_args+=" --with-mpfr=${XBPS_MASTERDIR}/usr"
		_args+=" --with-isl=${XBPS_MASTERDIR}/usr"
		_args+=" --with-mpc=${XBPS_MASTERDIR}/usr"
		_args+=" --with-cloog=${XBPS_MASTERDIR}/usr"
	fi

	CONFIG_SHELL=/bin/bash \
		./configure --prefix=/usr --mandir=/usr/share/man \
		--infodir=/usr/share/info --libexecdir=/usr/lib \
		--enable-clocale=gnu --libdir=/usr/lib --enable-c99 \
		--enable-threads=posix --enable-__cxa_atexit --disable-multilib \
		--with-system-zlib --disable-libmudflap --enable-shared --enable-lto \
		--enable-libstdcxx-time --disable-libquadmath \
		--enable-linker-build-id --enable-gnu-unique-object \
		--enable-checking=release --disable-libstdcxx-pch \
		--enable-cloog-backend=isl --with-linker-hash-style=gnu \
		--enable-languages=${_langs} --enable-sjlj-exceptions=no ${_args}
}
do_build() {
	make ${makejobs}
}
do_install() {
	vmkdir usr/lib
	cd ${DESTDIR}/usr
	ln -sf lib lib64

	cd ${wrksrc}
	make DESTDIR=${DESTDIR} install

	# Make version a symlink of major version to make all versions
	# from the same series work automagically.
	mv ${DESTDIR}/usr/lib/gcc/${_triplet}/${version} \
		${DESTDIR}/usr/lib/gcc/${_triplet}/${_majorver}
	ln -sfr ${DESTDIR}/usr/lib/gcc/${_triplet}/${_majorver} \
		${DESTDIR}/usr/lib/gcc/${_triplet}/${version}

	# Ditto for c++ headers.
	mv ${DESTDIR}/usr/include/c++/${version} \
		${DESTDIR}/usr/include/c++/${_majorver}
	ln -sfr ${DESTDIR}/usr/include/c++/${_majorver} \
		${DESTDIR}/usr/include/c++/${version}

	# cc symlink.
	ln -sfr ${DESTDIR}/usr/bin/gcc ${DESTDIR}/usr/bin/cc
	# rpcgen wants /lib/cpp, make a symlink
	ln -sfr ${DESTDIR}/usr/bin/cpp ${DESTDIR}/usr/lib/cpp

	if [ -e ${DESTDIR}/usr/lib64 ]; then
		rm -f ${DESTDIR}/usr/lib64
	fi

	# Remove libffi stuff.
	rm -f ${DESTDIR}/usr/lib/libffi*
	rm -f ${DESTDIR}/usr/share/man/man3/ffi*

	# Remove all python scripts in libdir.
	rm -f ${DESTDIR}/usr/lib/*.py

	# Remove more python stuff.
	if [ -d ${DESTDIR}/usr/share/gcc-${version}/python ]; then
		rm -rf ${DESTDIR}/usr/share/gcc-${version}/python
	fi

	# Install c89 and c99 wrappers and its manpages, from NetBSD.
	for f in c89 c99; do
		vinstall ${FILESDIR}/${f}.sh 755 usr/bin ${f}
		vinstall ${FILESDIR}/${f}.1 644 usr/share/man/man1 ${f}.1
	done
}

libgcc-4.7_package() {
	provides="libgcc-${version}_${revision}"
	short_desc+=" - GCC library"
	noverifyrdeps=yes
	pkg_install() {
		vmove "usr/lib/libgcc_s.so*"
		vinstall ${wrksrc}/COPYING.RUNTIME 644 usr/share/licenses/$pkgname RUNTIME.LIBRARY.EXCEPTION
	}
}
libgomp-devel-4.7_package() {
	provides="libgomp-devel-${version}_${revision}"
	depends="libgomp>=${_majorver}"
	short_desc+=" - OpenMP v4.0 library - development files"
	pkg_install() {
		vmove usr/lib/gcc/${_triplet}/${_majorver}/include/omp.h
		vmove usr/lib/libgomp.so
		vmove usr/lib/libgomp.a
		vmove usr/lib/libgomp.spec
		vmove usr/share/info/libgomp.info
		touch ${PKGDESTDIR}/usr/share/info/dir
	}
}
libgomp-4.7_package() {
	provides="libgomp-${version}_${revision}"
	short_desc+=" - OpenMP v4.0 library"
	pkg_install() {
		vmove "usr/lib/libgomp*.so.*"
		vinstall ${wrksrc}/COPYING.RUNTIME 644 usr/share/licenses/$pkgname RUNTIME.LIBRARY.EXCEPTION
	}
}
libitm-devel-4.7_package() {
	provides="libitm-devel-${version}_${revision}"
	depends="libitm>=${_majorver}"
	short_desc+=" - Transactional Memory library - development files"
	pkg_install() {
		vmove usr/lib/libitm.a
		vmove usr/lib/libitm.so
		vmove usr/lib/libitm.spec
		vmove usr/share/info/libitm.info
		touch ${PKGDESTDIR}/usr/share/info/dir
	}
}
libitm-4.7_package() {
	provides="libitm-${version}_${revision}"
	short_desc+=" - Transactional Memory library"
	pkg_install() {
		vmove "usr/lib/libitm.so.*"
	}
}
libssp-devel-4.7_package() {
	provides="libssp-devel-${version}_${revision}"
	depends="libssp>=${_majorver}"
	short_desc+=" - SSP (StackSmashingProtection) library - development files"
	pkg_install() {
		vmove "usr/lib/libssp*.a"
		vmove usr/lib/gcc/${_triplet}/${_majorver}/include/ssp
	}
}
libssp-4.7_package() {
	provides="libssp-${version}_${revision}"
	short_desc+=" - SSP (StackSmashingProtection) library"
	pkg_install() {
		vmove "usr/lib/libssp.so*"
		vinstall ${wrksrc}/COPYING.RUNTIME 644 usr/share/licenses/$pkgname RUNTIME.LIBRARY.EXCEPTION
	}
}
libstdc++-devel-4.7_package() {
	provides="libstdc++-devel-${version}_${revision}"
	depends="libstdc++>=${_majorver}"
	short_desc+=" - Standard C++ Library - development files"
	pkg_install() {
		vmove "usr/lib/libstdc++.*a"
		vmove "usr/lib/libsupc++.*"
		vmove usr/include/c++
	}
}
libstdc++-4.7_package() {
	provides="libstdc++-${version}_${revision}"
	short_desc+=" - Standard C++ Library"
	pkg_install() {
		vmove "usr/lib/libstdc++.so*"
		vinstall ${wrksrc}/COPYING.RUNTIME 644 usr/share/licenses/$pkgname RUNTIME.LIBRARY.EXCEPTION
	}
}
gcc-c++-4.7_package() {
	provides="gcc-c++-${version}_${revision}"
	depends="gcc>=${_majorver} libstdc++-devel>=${_majorver}"
	short_desc+=" - C++ support"
	pkg_install() {
		for f in g++ c++ ${_triplet}-g++ ${_triplet}-c++; do
			vmove usr/bin/${f}
		done
		vmove usr/lib/gcc/${_triplet}/${_majorver}/cc1plus
		vmove usr/share/man/man1/g++.1
	}
}