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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/app-doc/doxygen/doxygen-1.5.4.ebuild,v 1.20 2010/01/02 22:22:09 yngwin Exp $

EAPI=1

inherit eutils flag-o-matic toolchain-funcs fdo-mime

DESCRIPTION="documentation system for C++, C, Java, Objective-C, Python, IDL, and other languages"
HOMEPAGE="http://www.doxygen.org/"
SRC_URI="ftp://ftp.stack.nl/pub/users/dimitri/${P}.src.tar.gz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="alpha amd64 arm hppa ia64 ppc ppc64 s390 sh sparc x86 ~x86-fbsd"
IUSE="debug doc nodot latex elibc_FreeBSD"

RDEPEND="latex? ( app-text/texlive-core
		dev-texlive/texlive-latexrecommended
		dev-texlive/texlive-genericrecommended
		dev-texlive/texlive-fontsrecommended
		dev-texlive/texlive-fontsextra
		dev-texlive/texlive-latexextra )
	dev-lang/python
	virtual/libiconv
	app-text/ghostscript-gpl
	!nodot? ( >=media-gfx/graphviz-2.6
		media-libs/freetype )"
DEPEND=">=sys-apps/sed-4
	${RDEPEND}"

EPATCH_SUFFIX="patch"

src_unpack() {
	unpack ${A}
	cd "${S}"

	# use CFLAGS, CXXFLAGS, LDFLAGS
	sed -i.orig -e 's:^\(TMAKE_CFLAGS_RELEASE\t*\)= .*$:\1= $(ECFLAGS):' \
		-e 's:^\(TMAKE_CXXFLAGS_RELEASE\t*\)= .*$:\1= $(ECXXFLAGS):' \
		-e 's:^\(TMAKE_LFLAGS_RELEASE\s*\)=.*$:\1= $(ELDFLAGS):' \
		tmake/lib/{{linux,freebsd,netbsd,openbsd,solaris}-g++,macosx-c++}/tmake.conf \
		|| die "sed failed"

	# Ensure we link to -liconv
	if use elibc_FreeBSD; then
		for pro in */*.pro.in */*/*.pro.in; do
			echo "unix:LIBS += -liconv" >> "${pro}"
		done
	fi

	# Consolidate patches, apply FreeBSD configure patch, codepage patch,
	# qtools stuff, and patches for bugs 129142, 121770, and 129560.
	epatch "${FILESDIR}/${PN}-1.5-legacy-patches.diff"

	# remove internal libpng - see bug #210237
	epatch "${FILESDIR}/${PN}-1.5-system-libpng.patch"

	if [ $(get_libdir) == "lib64" ] ; then
		epatch "${FILESDIR}/${PN}-1.5-qtlibdir.patch"
	fi

	if is-flagq "-O3" ; then
		echo
		ewarn "Compiling with -O3 is known to produce incorrectly"
		ewarn "optimized code which breaks doxygen."
		echo
		epause 6
		elog "Continuing with -O2 instead ..."
		echo
		replace-flags "-O3" "-O2"
	fi
}

src_compile() {
	export ECFLAGS="${CFLAGS}" ECXXFLAGS="${CXXFLAGS}" ELDFLAGS="${LDFLAGS}"
	# set ./configure options (prefix, Qt based wizard, docdir)

	if use debug; then
		local my_conf="--prefix ${D}usr --debug"
	else
		local my_conf="--prefix ${D}usr"
	fi

	./configure ${my_conf} || die 'configure failed'

	# and compile
	emake CC="$(tc-getCC)" CXX="$(tc-getCXX)" LINK="$(tc-getCXX)" \
		LINK_SHLIB="$(tc-getCXX)" all || die 'emake failed'

	# generate html and pdf (if tetex in use) documents.
	# errors here are not considered fatal, hence the ewarn message
	# TeX's font caching in /var/cache/fonts causes sandbox warnings,
	# so we allow it.
	if use doc; then
		if use nodot; then
		sed -i -e "s/HAVE_DOT               = YES/HAVE_DOT    = NO/" \
			{Doxyfile,doc/Doxyfile} || ewarn "disabling dot failed"
		fi
		if use latex; then
		addwrite /var/cache/fonts
		addwrite /var/cache/fontconfig
		addwrite /usr/share/texmf/fonts/pk
		addwrite /usr/share/texmf/ls-R
		make pdf || ewarn '"make pdf docs" failed.'
		else
		cp doc/Doxyfile doc/Doxyfile.orig
		cp doc/Makefile doc/Makefile.orig
		sed -i.orig -e "s/GENERATE_LATEX    = YES/GENERATE_LATEX    = NO/" \
			doc/Doxyfile
		sed -i.orig -e "s/@epstopdf/# @epstopdf/" \
			-e "s/@cp Makefile.latex/# @cp Makefile.latex/" \
			-e "s/@sed/# @sed/" doc/Makefile
		make docs || ewarn '"make html docs" failed.'
		fi
	fi
}

src_install() {
	make DESTDIR="${D}" MAN1DIR=share/man/man1 \
		install || die '"make install" failed.'

	dodoc INSTALL LANGUAGE.HOWTO README

	# pdf and html manuals
	if use doc; then
		insinto /usr/share/doc/${PF}
		if use latex; then
		doins latex/doxygen_manual.pdf
		fi
		dohtml -r html/*
	fi
}

pkg_postinst() {
	fdo-mime_desktop_database_update

	elog
	elog "The USE flags doc, and latex will enable "
	elog "the html and pdf documentation, respectively.  For examples"
	elog "and other goodies, see the source tarball.  For some example"
	elog "output, run doxygen on the doxygen source using the Doxyfile"
	elog "provided in the top-level source dir."
	elog
	elog "Enabling the nodot USE flag will remove the GraphViz dependency,"
	elog "along with Doxygen's ability to generate diagrams in the docs."
	elog "See the Doxygen homepage for additional helper tools to parse"
	elog "more languages."
	elog
}

pkg_postrm() {
	fdo-mime_desktop_database_update
}