# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/media-sound/lilypond/lilypond-2.11.63.ebuild,v 1.1 2008/10/31 13:47:04 hkbst Exp $

inherit eutils versionator toolchain-funcs elisp-common

DESCRIPTION="GNU Music Typesetter"
SRC_URI="http://download.linuxaudio.org/lilypond/sources/v$(get_version_component_range 1-2)/${P}.tar.gz"
HOMEPAGE="http://lilypond.org/"

SLOT="0"
LICENSE="GPL-2"
KEYWORDS="~alpha ~amd64 ~sparc ~x86"

#LANGS="cs da de es fi fr it ja nl ru rw sv tr zh_TW"
IUSE="debug emacs profile"
#IUSE="debug doc emacs gtk profile"

#for X in ${LANGS} ; do
#		 IUSE="${IUSE} linguas_${X/-/_}"
#done

# guile with deprecated and regex
RDEPEND="
	>=media-libs/freetype-2
	media-libs/fontconfig
	>=x11-libs/pango-1.12.3
	>=dev-scheme/guile-1.8.2
	>=dev-lang/python-2.4
	|| ( >=app-text/ghostscript-gnu-8.15
		 >=app-text/ghostscript-gpl-8.15
		 >=app-text/ghostscript-esp-8.15 )
	emacs? ( virtual/emacs )"

DEPEND="${RDEPEND}
	>=media-gfx/fontforge-20070501
	dev-texlive/texlive-metapost
	app-text/t1utils
	>=app-text/mftrace-1.2.9
	>=sys-apps/texinfo-4.11
	sys-devel/make
	sys-devel/gettext
	sys-devel/flex
	dev-lang/perl
	>=sys-devel/bison-2.0"
#	doc? ( media-libs/netpbm
#		   media-gfx/imagemagick
#          app-text/texi2html )"

pkg_setup() {
	if has_version =dev-scheme/guile-1.8*; then
		local flags="deprecated regex"
		built_with_use dev-scheme/guile ${flags} || die "guile must be built with \"${flags}\" use flags"
	fi
}

src_compile() {
	if [[ $(gcc-major-version) -lt 4 ]]; then
		eerror "You need GCC 4.x to build this software."
		die "you need to compile with gcc-4 or later"
	fi

	# see bug 228823
	econf --with-ncsb-dir=/usr/share/fonts/default/ghostscript \
		$(use_enable debug debugging) \
		$(use_enable profile profiling) \
		--disable-gui \
		--disable-documentation
#		$(use_enable doc documentation)

#	# without -j1 it will not fail, but building docs later will, bug 236010
	emake -j1 || die "emake failed"
#	emake || die "emake failed"

# -j is unsupported, but CPU_COUNT may be set instead
#	if use doc; then
#		emake -j1 CPU_COUNT=2 web || die "emake web failed"
#	fi

	if use emacs; then
		elisp-compile elisp/lilypond-{font-lock,indent,mode,what-beat}.el \
			|| die "elisp-compile failed"
	fi
}

# lilypond doesn't include the answers to the tests.
# You are supposed to build those yourself with an
# earlier version. Then running tests will compare the
# results of the tests against the results from the
# earlier version. As such, tests seem mostly useless
# for our purposes.
RESTRICT=test

src_install () {
	emake DESTDIR="${D}" vimdir=/usr/share/vim/vimfiles install || die "emake install failed"

#	if use doc; then
#		# Note: installs .html docs, .pdf docs and examples
#		emake out=www web-install DESTDIR=${D} webdir=/usr/share/doc/${PF}/html || die "emake web-install failed"
#	fi

	# remove elisp files since they are in the wrong directory
	rm -r "${D}"/usr/share/emacs

	if use emacs; then
		elisp-install ${PN} elisp/*.{el,elc} elisp/out/*.el \
			|| die "elisp-install failed"
		elisp-site-file-install "${FILESDIR}"/50${PN}-gentoo.el
	fi

	dodoc AUTHORS.txt HACKING NEWS.txt README.txt
}

pkg_postinst() {
	use emacs && elisp-site-regen
}

pkg_postrm() {
	use emacs && elisp-site-regen
}