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# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
inherit eutils flag-o-matic gnatbuild multilib
DESCRIPTION="The Ada Semantic Interface Specification (tools tied to compiler). GnuAda version"
HOMEPAGE="http://gnuada.sourceforge.net/"
LICENSE="GMGPL"
KEYWORDS="~amd64 ~x86"
Gnat_Name="gnat-gcc"
My_PN="asis"
SRC_URI="http://dev.gentoo.org/~george/src/${P}.tar.bz2"
IUSE="doc"
RDEPEND="=dev-lang/gnat-gcc-${SLOT}*"
DEPEND="${RDEPEND}
doc? ( virtual/latex-base
app-text/ghostscript-gpl
app-text/texi2html )"
# overwriting gnatboot's S
S="${WORKDIR}/${My_PN}-${PV}"
# Execstack is not nearly as dangerous in Ada as in C and would require a lot of
# work to work around. See bug #141315.
QA_EXECSTACK="usr/$(get_libdir)/gnat-gcc/*/${SLOT}/adalib/libasis-${SLOT}.so
usr/$(get_libdir)/gnat-gcc/*/${SLOT}/adalib/libasis.a
usr/*/gnat-gcc-bin/${SLOT}/*"
# it may be even better to force plain -O2 -pipe here
replace-flags -O3 -O2
# we need to adjust some vars defined in gnatbuild.eclass so that they use
# gnat-gcc instead of asis
My_LIBPATH=${LIBPATH/${PN}/${Gnat_Name}}
My_BINPATH=${BINPATH/${PN}/${Gnat_Name}}
My_DATAPATH=${DATAPATH/${PN}/${Gnat_Name}}
pkg_setup() {
local currGnat=$(eselect gnat show | grep "gnat-" | awk '{ print $1 }')
if [[ "${currGnat}" != "${CTARGET}-${Gnat_Name}-${SLOT}" ]]; then
echo
eerror "The active gnat profile does not correspond to the selected"
eerror "version of asis! Please install the appropriate gnat (if you"
eerror "did not so yet) and run:"
eerror "eselect gnat set ${CTARGET}-${Gnat_Name}-${SLOT}"
eerror "env-update && source /etc/profile"
eerror "and then emerge =dev-ada/asis-${PV} again.."
echo
die
fi
if [[ -e ${My_LIBPATH}/adalib/libasis.a ]] ; then
echo
ewarn "gnatmake of gnat-gcc unfortunately has problems forcing the build"
ewarn "if the package is already installed."
eerror "Please unmerge asis-gcc first and then resume the merge:"
eerror "emerge --unmerge asis-gcc && emerge asis-gcc"
echo
die
fi
}
# we need to avoid calling gnatboot_src_unpack
src_unpack() {
unpack ${A}
}
src_compile() {
# Build the shared library first, we need -fPIC here
gnatmake -f -Pasis_stat -cargs ${CFLAGS} || die "building libasis.a failed"
gnatmake -f -Pasis_dyn -cargs ${CFLAGS} || die "building libasis.so failed"
chmod 0444 lib/*.ali
# build tools
# we need version.o generated for all the tools
gcc -c -o obj/version.o gnat/version.c
for fn in gnatelim gnatstub gnatpp ; do
pushd tools/${fn}
gnatmake -o ${fn} ${fn}-driver.adb -I../../asis/ -I../../gnat/ \
-I../tool_utils/ -I../tool_utils/templates/ \
-L../../lib -cargs ${CFLAGS} -largs -lasis ../../obj/version.o \
|| die "building ${fn} failed"
popd
done
pushd tools/gnatmetric
gnatmake -o gnatmetric metrics-simple_driver.adb -I../../asis/ -I../../gnat/ \
-I../tool_utils/ -I../tool_utils/templates/ \
-L../../lib -cargs ${CFLAGS} -largs -lasis ../../obj/version.o \
|| die "building ${fn} failed"
popd
pushd tools/adabrowse
gcc -c util-nl.c
gnatmake -I../../asis -I../../gnat adabrowse -L../../lib -cargs ${CFLAGS} \
-largs -lasis ../../obj/version.o || die
popd
pushd tools/semtools
gnatmake -I../../asis -I../../gnat adadep -L../../lib \
-cargs ${CFLAGS} -largs -lasis ../../obj/version.o || die
gnatmake -I../../asis -I../../gnat adasubst -L../../lib \
-cargs ${CFLAGS} -largs -lasis ../../obj/version.o || die
popd
# common stuff is just docs in this case
if use doc; then
pushd documentation
make all || die "Failed while compiling documentation"
for fn in *.ps; do ps2pdf ${fn}; done
popd
fi
}
src_install () {
# install the lib
dodir ${My_LIBPATH}/adalib
# doins grossly screws permissions
cp -dpP lib/* "${D}${My_LIBPATH}"/adalib
# sources
insinto ${My_LIBPATH}/adainclude
doins gnat/*.ad[sb]
doins asis/*.ad[sb]
# two files are already part of gnat, removing to avoid collision
rm "${D}${My_LIBPATH}"/adainclude/g-string.ad?
# tools
mkdir -p "${D}${My_BINPATH}"
for fn in tools/{adabrowse,gnatelim,gnatstub,gnatpp,gnatmetric}; do
cp ${fn}/${fn:6} "${D}${My_BINPATH}"
done
cp tools/semtools/ada{dep,subst} "${D}${My_BINPATH}"
# docs and examples
if use doc ; then
dodoc documentation/*.{txt,ps}
dohtml documentation/*.html
# info's should go into gnat-gpl dirs
insinto ${My_DATAPATH}/info/
doins documentation/*.info
insinto /usr/share/doc/${PF}
doins -r documentation/*.pdf examples/ tutorial/ templates/
fi
}
pkg_postinst() {
echo
elog "The ASIS is installed for the active gnat compiler at gnat's location."
elog "No further configuration is necessary. Enjoy."
echo
}
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