# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit flag-o-matic base eutils ghc-package

MY_PN=HSQL

DESCRIPTION="SQL binding for Haskell"
HOMEPAGE="http://htoolkit.sourceforge.net/"
SRC_URI="mirror://sourceforge/htoolkit/${MY_PN}-${PV}.tar.gz"

LICENSE="BSD"
SLOT="0"
KEYWORDS="~x86"
IUSE="doc mysql sqlite postgres"

DEPEND=">=virtual/ghc-6.2
	mysql? ( >=dev-db/mysql-4.0.22 )
	sqlite? ( =dev-db/sqlite-2.8* )
	postgres? ( >=dev-db/postgresql-7.4.7 )"
RDEPEND=""

S=${WORKDIR}/${MY_PN}

src_compile() {
	local myconf
	
	# We need to make the docs installation
	# Gentoo compliant.
	# Let's block the doc installation by "make install"
	sed -i "s/index.html//" ${S}/Makefile
	# We will register the package using the eclasses
	sed -i "/\$(GHC_PKG) -u -g -i hsql.pkg/d" ${S}/Makefile 
	
	# This stuff is apparently broken
	# The dependency is still
	# masked for instance.
	# use odbc && myconf="${myconf} --enable-odbc"

	# We need to fetch a header file
	# from ${S}
	if use mysql; then
		myconf="--enable-mysql"
		CPPFLAGS="-I${S}/src/HSQL/"
	fi
	# We look for headers in the right place
	if use postgres; then 
		myconf="${myconf} --enable-postgres"
		CPPFLAGS="${CPPFLAGS} -I/usr/include/postgresql/server/"
	fi
	# Enable sqlite
	use sqlite && myconf="${myconf} --enable-sqlite"

	./configure \
		${myconf} CPPFLAGS="${CPPFLAGS}" || die "./configure failed"

	# Doesn't like parallelism 
	emake -j1 || die "emake failed"
}

src_install() {
	# There is no other way around these
	# 5 lines?
	sed -i "s:/usr/local/lib/HSQL/Hugs/imports:$(ghc-libdir)/imports:" \
		${S}/hsql.pkg
	sed -i "s:/usr/local/lib/HSQL/Hugs:$(ghc-libdir):" \
		${S}/hsql.pkg 
	ghc-setup-pkg ${S}/hsql.pkg
	
	make install \
		GHC_DIR=${D}/$(ghc-libdir) \
		|| die "make failed"  

	ghc-install-pkg

	fperms 0644 $(ghc-libdir)/libHSsql.a
	ghc-makeghcilib ${D}/$(ghc-libdir)/libHSsql.a

	if use doc; then
		make docs
		dohtml doc/*
	fi
}