# URL: http://gcc.gnu.org/fortran
# Description: Fortran (f95) add-on for GNU GCC compiler.
# Maintainer: Danny Rawlins, romster at shortcircuit dot net dot au
# Packager: acrux, acrux at linuxmail dot org
# Depends on: mpfr

name=gcc-fortran
version=4.1.2
release=3
source=(ftp://sources.redhat.com/pub/gcc/releases/gcc-$version/gcc-{core,fortran}-$version.tar.bz2 \
	gcc-fortran-$version-nocheck-fixincludes.patch \
	gcc-fortran-$version-fixinc.patch)

build() {
	patch -d gcc-$version -p1 -i $SRC/gcc-fortran-$version-nocheck-fixincludes.patch
	patch -d gcc-$version -p1 -i $SRC/gcc-fortran-$version-fixinc.patch

	sed -i -e 's|VERSUFFIX ""|VERSUFFIX " (CRUX)"|' \
		gcc-$version/gcc/version.c

	mkdir build
	cd build

	../gcc-$version/configure \
		--prefix=/usr \
		--libexecdir=/usr/lib \
		--enable-languages=f95 \
		--enable-threads=posix \
		--enable-__cxa_atexit \
		--enable-clocale=gnu \
		--enable-shared \
		--disable-nls \
		--with-x=no

	make bootstrap
	make check
	make DESTDIR=$PKG install

	ln -fs gfortran $PKG/usr/bin/f90
	ln -fs gfortran $PKG/usr/bin/f95

	# remove un-needed files
	find $PKG -name 'README' -delete

	rm \
		$PKG/usr/lib/libiberty.a \
		$PKG/usr/bin/*-linux-gnu-* \
		$PKG/usr/man/man1/{cpp,gcc,gcov}.1

	rm -r \
		$PKG/usr/info \
		$PKG/usr/man/man7 \
		$PKG/usr/lib/gcc/*/$version/install-tools \
		$PKG/usr/lib/gcc/*/$version/include		

	# remove files already on the system out of the port
	for i in $(find $PKG | sed -e "s|$PKG|/|"); do
		if [ -e "$i" ] && [ ! -d "$i" ] ; then
			rm $PKG/$i
		fi
	done

	# Remove empty directories
	find $PKG -depth -empty -exec rm -r {} \;

	# remove build paths from *.la files
	for i in `find $PKG -name '*.la' | sed -e "s|$PKG|/|"`; do
		sed -i "s|-L$SRC[^ ]* ||g" $PKG/$i
	done

	# install distcc symlinks if distcc is installed
	if pkginfo -i |grep '^distcc '; then
		install -d $PKG/usr/lib/distcc
		for c in f90 f95 gfortran; do
			cd $PKG/usr/lib/distcc && ln -s ../../bin/distcc $c
		done
	fi

	# install ccache symlinks if ccache is installed
	if pkginfo -i |grep '^ccache '; then
		install -d $PKG/usr/lib/ccache
		for c in f90 f95 gfortran; do
			cd $PKG/usr/lib/ccache && ln -s ../../bin/ccache $c
		done
	fi
}