# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-lang/mono/mono-1.9.1.ebuild,v 1.2 2008/05/10 19:19:49 Exp $

inherit eutils flag-o-matic multilib autotools

DESCRIPTION="Mono runtime and class libraries, a C# compiler/interpreter"
HOMEPAGE="http://www.go-mono.com"
SRC_URI="http://ftp.novell.com/pub/mono/sources/mono/${P}.tar.bz2"

LICENSE="|| ( GPL-2 LGPL-2 X11 )"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~sparc ~x86 ~x86-fbsd"
IUSE="X nptl moonlight hardened"

RDEPEND="!<dev-dotnet/pnet-0.6.12
		 >=dev-libs/glib-2.6
		 nptl? ( >=sys-devel/gcc-3.3.5-r1 )
		 ppc?	(
					>=sys-devel/gcc-3.2.3-r4
					>=sys-libs/glibc-2.3.3_pre20040420
			)
		 X? ( >=dev-dotnet/libgdiplus-1.9 ) "
#		 hardened? ( >=sys-apps/paxctl-0.5 )"
DEPEND="${RDEPEND}
		>=dev-util/pkgconfig-0.19"
#		  sys-devel/bc
PDEPEND="dev-dotnet/pe-format"

# Parallel build unfriendly
#MAKEOPTS="${MAKEOPTS} -j1"

RESTRICT="test"

function get-memory-total() {
	cat /proc/meminfo | grep MemTotal | sed -r "s/[^0-9]*([[0-9]+).*/\1/"
}

src_unpack() {
	if use hardened ; then
		if zgrep "CONFIG_PAX_SOFTMODE=y" /etc/kernels/kernel-config-*-`uname -r` > /dev/null ; then
			ebegin "Checking PAX Softmode for compilation"
				[[ `sysctl pax.softmode` = 'pax.softmode = 1' ]] || die "hardened toolchain requires pax.softmode enabled"
			eend $!
		fi;
	fi;

	unpack ${A}
	cd "${S}"

	# Fix the install path, install into $(libdir)
	sed -i -e 's:$(prefix)/lib:$(libdir):'                                    \
		-i -e 's:$(exec_prefix)/lib:$(libdir):'                               \
		-i -e "s:'mono_libdir=\${exec_prefix}/lib':\"mono_libdir=\$libdir\":" \
		"${S}"/{scripts,mono/metadata}/Makefile.am "${S}"/configure.in        \
	|| die "sed failed"

	sed -i -e 's:^libdir.*:libdir=@libdir@:'                                  \
		-i -e 's:${prefix}/lib/:${libdir}/:g'                                 \
		"${S}"/{scripts,}/*.pc.in                                             \
	|| die "sed failed"

	# Remove dummy ltconfig and let libtool handle it
	rm -f "${S}"/libgc/ltconfig

	einfo "Regenerating the build files, this will take some time..."
	eautoreconf
}

src_compile() {
	# mono's build system is finiky, strip the flags
	strip-flags

	# Use the system glib and the gc
	local myconf="--with-preview=yes --with-glib=system --with-gc=included"

	# Threading support
	if use amd64 || use nptl ; then
		# force __thread on amd64 (bug #83770)
		myconf="${myconf} --with-tls=__thread"
	else
		myconf="${myconf} --with-tls=pthread"
	fi

	# X11 Support
	if use X ; then
		myconf="${myconf} --with-x --with-libgdiplus=installed"
	fi

	# Moonlight Support
	if use moonlight ; then
		myconf="${myconf} --with-moonlight=yes"
	else
		myconf="${myconf} --with-moonlight=no"
	fi

	# Enable large heaps if memory is more than >=3GB
	if [[ $(get-memory-total) -ge 3145728 ]] ; then
		myconf="${myconf} --with-large-heap=yes"
	fi

	# Force the use of monolite mcs to prevent issues with classlibs (bug #118062)
	touch "${S}"/mcs/build/deps/use-monolite

	econf ${myconf} || die "configure failed"
	emake EXTERNAL_MCS=false EXTERNAL_MONO=false
#	emake 

	if [[ "$?" -ne "0" ]]; then
		ewarn "If you are using any hardening features such as"
		ewarn "PIE+SSP/SELinux/grsec/PAX then most probably this is the reason"
		ewarn "why build has failed. In this case turn any active security"
		ewarn "enhancements off and try emerging the package again"
		die
	fi
}

src_test() {
	echo ">>> Test phase [check]: ${CATEGORY}/${PF}"

	mkdir -p "${T}/home/mono" || die "mkdir home failed"

	export HOME="${T}/home/mono"
	export XDG_CONFIG_HOME="${T}/home/mono"
	export XDG_DATA_HOME="${T}/home/mono"

	if ! LC_ALL=C emake -j1 check; then
		hasq test $FEATURES && die "Make check failed. See above for details."
		hasq test $FEATURES || eerror "Make check failed. See above for details."
	fi
}

src_install() {
	emake DESTDIR="${D}" install || die "install failed"

	dodoc AUTHORS ChangeLog NEWS README

	docinto docs
	dodoc docs/*

	docinto libgc
	dodoc libgc/ChangeLog
}

pkg_postinst() {
        if use hardened ; then
                if zgrep "CONFIG_PAX_SOFTMODE=y" /etc/kernels/kernel-config-*-`uname -r` > /dev/null ; then
			ewarn 'Please remember to disable softmode by running "sysctl pax.softmode=0"'
			ewarn 'and diable the PAX MPROTECT flag by running "paxctl -m `which mono`"'
			ewarn "after the installation process."
		fi;
	fi;		
}