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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI="5"
MY_PN="E"
MY_P="${MY_PN}-${PV}"
DESCRIPTION="E is a theorem prover for full first-order logic with equality"
HOMEPAGE="http://www4.informatik.tu-muenchen.de/~schulz/E/E.html"
SRC_URI="http://www4.in.tum.de/~schulz/WORK/E_DOWNLOAD/V_${PV}/${MY_PN}.tgz -> ${MY_P}.tgz"
LICENSE="GPL-2"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~x86"
IUSE="doc examples isabelle"
RDEPEND="isabelle? (
>=sci-mathematics/isabelle-2011.1-r1:=
)"
DEPEND="${RDEPEND}"
S="${WORKDIR}"/${MY_PN}
src_configure() {
./configure --prefix="${ROOT}usr" \
--man-prefix="${ROOT}share/man" \
|| die "E configure failed"
sed -e "s@CFLAGS = @CFLAGS = ${CFLAGS} @" \
-e "s@LD = \$(CC) @LD = \$(CC) ${LDFLAGS} @" \
-i "${S}/Makefile.vars" \
|| die "Could not add our flags to Makefile.vars"
}
src_install() {
for i in "${S}/PROVER/eprover" \
"${S}/PROVER/epclextract" \
"${S}/PROVER/eproof" \
"${S}/PROVER/eproof_ram" \
"${S}/PROVER/eground" \
"${S}/PROVER/e_ltb_runner" \
"${S}/PROVER/e_axfilter" \
"${S}/PROVER/checkproof" \
"${S}/PROVER/ekb_create" \
"${S}/PROVER/ekb_delete" \
"${S}/PROVER/ekb_ginsert" \
"${S}/PROVER/ekb_insert"
do
dobin "${i}"
done
for i in "${S}/DOC/man/eprover.1" \
"${S}/DOC/man/epclextract.1" \
"${S}/DOC/man/eproof.1" \
"${S}/DOC/man/eproof_ram.1" \
"${S}/DOC/man/eground.1" \
"${S}/DOC/man/e_ltb_runner.1" \
"${S}/DOC/man/e_axfilter.1" \
"${S}/DOC/man/checkproof.1" \
"${S}/DOC/man/ekb_create.1" \
"${S}/DOC/man/ekb_delete.1" \
"${S}/DOC/man/ekb_ginsert.1" \
"${S}/DOC/man/ekb_insert.1"
do
doman "${i}"
done
if use doc; then
pushd "${S}"/DOC || die "Could not cd to DOC"
dodoc ANNOUNCE CREDITS DONE E-REMARKS E-REMARKS.english E-USERS \
HISTORY NEWS PORTING ReadMe THINKME TODO TPTP_SUBMISSION \
WISHLIST eprover.pdf
dohtml *.html
insinto /usr/share/doc/${PF}/html
doins estyle.sty
popd
fi
if use examples; then
dodir /usr/share/${MY_PN}/examples
insinto /usr/share/${MY_PN}/examples
doins -r EXAMPLE_PROBLEMS
doins -r SIMPLE_APPS
fi
if use isabelle; then
ISABELLE_HOME="$(isabelle getenv ISABELLE_HOME | cut -d'=' -f 2)" \
|| die "isabelle getenv ISABELLE_HOME failed"
[[ -n "${ISABELLE_HOME}" ]] || die "ISABELLE_HOME empty"
dodir "${ISABELLE_HOME}/contrib/${PN}-${PV}/etc"
cat <<- EOF >> "${S}/settings"
E_HOME="${ROOT}usr/bin"
E_VERSION="${PV}"
EOF
insinto "${ISABELLE_HOME}/contrib/${PN}-${PV}/etc"
doins "${S}/settings"
fi
}
pkg_postinst() {
if use isabelle; then
if [ -f "${ROOT}etc/isabelle/components" ]; then
if egrep "contrib/${PN}-[0-9.]*" "${ROOT}etc/isabelle/components"; then
sed -e "/contrib\/${PN}-[0-9.]*/d" \
-i "${ROOT}etc/isabelle/components"
fi
cat <<- EOF >> "${ROOT}etc/isabelle/components"
contrib/${PN}-${PV}
EOF
fi
fi
}
pkg_postrm() {
if use isabelle; then
if [ ! -f "${ROOT}usr/bin/eproof" ]; then
if [ -f "${ROOT}etc/isabelle/components" ]; then
# Note: this sed should only match the version of this ebuild
# Which is what we want as we do not want to remove the line
# of a new E being installed during an upgrade.
sed -e "/contrib\/${PN}-${PV}/d" \
-i "${ROOT}etc/isabelle/components"
fi
fi
fi
}
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