# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /home/cvsroot/gentoo-x86/dev-lang/tcl/tcl-8.4.3.ebuild,v 1.4 2003/09/30 20:32:33 kumba Exp $


S=${WORKDIR}/${PN}${PV}
SRC_URI="ftp://ftp.scriptics.com/pub/tcl/tcl8_4/${PN}${PV}-src.tar.gz"


HOMEPAGE="http://dev.scriptics.com/software/tcltk/"

DESCRIPTION="Tool Command Language"

# gentoolkit is needed only for revdep-rebuild
DEPEND="virtual/glibc
	>=app-portage/gentoolkit-0.1.22"
RDEPEND="virtual/glibc"

SLOT="0"
LICENSE="BSD"
KEYWORDS="~x86 ~sparc ~mips"
# threading is not recommended as it breaks some packages
IUSE="threads"

# hyper-optimizations untested...
#

pkg_setup() {
	if [ -n "`use threads`" ]
	then
		ewarn ""
		ewarn "PLEASE NOTE: You are compiling tcl-8.4 with"
		ewarn "threading enabled."
		ewarn "Threading is not supported by all applications"
		ewarn "that compile against tcl. You use threading at"
		ewarn "your own discretion."
		ewarn ""
		sleep 10
	else
		ewarn ""
		ewarn "PLEASE NOTE: If you want to compile tcl-8.4 with"
		ewarn "threading enabled, you must restart this emerge"
		ewarn "with USE=threads emerge...."
		ewarn "Threading is not supported by all applications"
		ewarn "that compile against tcl. You use threading at"
		ewarn "your own discretion."
		ewarn ""
	fi
}

src_compile() {

	local local_config_use=""

	if [ "`use threads`" ]
	then
		local_config_use="--enable-threads"
	fi

	cd ${S}/unix
	./configure --host=${CHOST} \
				--prefix=/usr \
				--mandir=/usr/share/man \
				${local_config_use} \
				|| die

	emake CFLAGS="${CFLAGS}" || die

}

src_install() {

	#short version number
	local v1
	v1=${PV%.*}

	cd ${S}/unix
	S= make INSTALL_ROOT=${D} MAN_INSTALL_DIR=${D}/usr/share/man install || die

	# fix the tclConfig.sh to eliminate refs to the build directory
	sed -e "s,^TCL_BUILD_LIB_SPEC='-L${S}/unix,TCL_BUILD_LIB_SPEC='-L/usr/lib," \
		-e "s,^TCL_SRC_DIR='${S}',TCL_SRC_DIR='/usr/lib/tcl${v1}/include'," \
		-e "s,^TCL_BUILD_STUB_LIB_SPEC='-L${S}/unix,TCL_BUILD_STUB_LIB_SPEC='-L/usr/lib," \
		-e "s,^TCL_BUILD_STUB_LIB_PATH='${S}/unix,TCL_BUILD_STUB_LIB_PATH='/usr/lib," \
		-e "s,^TCL_LIB_FILE='libtcl8.4..TCL_DBGX..so',TCL_LIB_FILE=\"libtcl8.4\$\{TCL_DBGX\}.so\"," \
		${D}/usr/lib/tclConfig.sh > ${D}/usr/lib/tclConfig.sh.new
	mv ${D}/usr/lib/tclConfig.sh.new ${D}/usr/lib/tclConfig.sh

	# install private headers
	dodir /usr/lib/tcl${v1}/include/unix
	install -c -m0644 ${S}/unix/*.h ${D}/usr/lib/tcl${v1}/include/unix
	dodir /usr/lib/tcl${v1}/include/generic
	install -c -m0644 ${S}/generic/*.h ${D}/usr/lib/tcl${v1}/include/generic
	rm -f ${D}/usr/lib/tcl${v1}/include/generic/tcl.h
	rm -f ${D}/usr/lib/tcl${v1}/include/generic/tclDecls.h
	rm -f ${D}/usr/lib/tcl${v1}/include/generic/tclPlatDecls.h

	# install symlink for libraries
	dosym /usr/lib/libtcl${v1}.so /usr/lib/libtcl.so
	dosym /usr/lib/libtclstub${v1}.a /usr/lib/libtclstub.a

	ln -sf tclsh${v1} ${D}/usr/bin/tclsh

	cd ${S}
	dodoc README changes license.terms

}

pkg_postinst() {
	ewarn
	ewarn "If you're upgrading from tcl-8.3, you must recompile the other"
	ewarn "packages on your system that link with tcl after the upgrade"
	ewarn "completes.  To perform this action, please run revdep-rebuild."
	ewarn "If you have dev-lang/tk and dev-tcltk/tclx installed you should"
	ewarn "upgrade them before this recompilation, too,"
	ewarn
	sleep 5
}