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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=5
inherit eutils autotools multilib portability toolchain-funcs versionator
DESCRIPTION="A powerful light-weight programming language designed for extending applications"
HOMEPAGE="http://www.lua.org/"
SRC_URI="http://www.lua.org/ftp/${P}.tar.gz"
LICENSE="MIT"
SLOT="5.2"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~arm-linux ~x86-linux"
IUSE="+deprecated emacs readline static"
RDEPEND="readline? ( sys-libs/readline:0= )
app-eselect/eselect-lua
!dev-lang/lua:0"
DEPEND="${RDEPEND}
sys-devel/libtool"
PDEPEND="emacs? ( app-emacs/lua-mode )"
src_prepare() {
local PATCH_PV=$(get_version_component_range 1-2)
epatch "${FILESDIR}"/${PN}-${PATCH_PV}-make-r1.patch
[ -d "${FILESDIR}/${PV}" ] && \
EPATCH_SOURCE="${FILESDIR}/${PV}" EPATCH_SUFFIX="upstream.patch" epatch
sed -i \
-e 's:\(define LUA_ROOT\s*\).*:\1"'${EPREFIX}'/usr/":' \
-e "s:\(define LUA_CDIR\s*LUA_ROOT \"\)lib:\1$(get_libdir):" \
src/luaconf.h \
|| die "failed patching luaconf.h"
# correct lua versioning
sed -i -e 's/\(LIB_VERSION = \)6:1:1/\10:0:0/' src/Makefile
sed -i -e 's:\(/README\)\("\):\1.gz\2:g' doc/readme.html
if ! use readline ; then
sed -i -e '/#define LUA_USE_READLINE/d' src/luaconf.h
fi
# Using dynamic linked lua is not recommended for performance
# reasons. http://article.gmane.org/gmane.comp.lang.lua.general/18519
# Mainly, this is of concern if your arch is poor with GPRs, like x86
# Note that this only affects the interpreter binary (named lua), not the lua
# compiler (built statically) nor the lua libraries (both shared and static
# are installed)
if use static ; then
sed -i -e 's:\(-export-dynamic\):-static \1:' src/Makefile
fi
# upstream does not use libtool, but we do (see bug #336167)
cp "${FILESDIR}/configure.in" "${S}"
eautoreconf
}
src_compile() {
tc-export CC
# what to link to liblua
liblibs="-lm"
liblibs="${liblibs} $(dlopen_lib)"
# what to link to the executables
mylibs=
use readline && mylibs="-lreadline"
cd src
local myCFLAGS=""
use deprecated && myCFLAGS="-DLUA_COMPAT_ALL"
case "${CHOST}" in
*-mingw*) : ;;
*) myCFLAGS+=" -DLUA_USE_LINUX" ;;
esac
emake CC="${CC}" CFLAGS="${myCFLAGS} ${CFLAGS}" \
SYSLDFLAGS="${LDFLAGS}" \
RPATH="${EPREFIX}/usr/$(get_libdir)/" \
LUA_LIBS="${mylibs}" \
LIB_LIBS="${liblibs}" \
V=$(get_version_component_range 1-2) \
gentoo_all || die "emake failed"
}
src_install() {
emake INSTALL_TOP="${ED}/usr" INSTALL_LIB="${ED}/usr/$(get_libdir)" \
V=${SLOT} gentoo_install \
|| die "emake install gentoo_install failed"
dodoc README
dohtml doc/*.html doc/*.png doc/*.css doc/*.gif
newman doc/lua.1 lua${SLOT}.1
newman doc/luac.1 luac${SLOT}.1
# We want packages to find our things...
cp "${FILESDIR}/lua.pc" "${WORKDIR}"
sed -i \
-e "s:^V=.*:V= ${PATCH_PV}:" \
-e "s:^R=.*:R= ${PV}:" \
-e "s:/,lib,:/$(get_libdir):g" \
"${WORKDIR}/lua.pc"
insinto "/usr/$(get_libdir)/pkgconfig"
newins "${WORKDIR}/lua.pc" "lua${SLOT}.pc"
}
# Makefile contains a dummy target that doesn't do tests
# but causes issues with slotted lua (bug #510360)
src_test() { :; }
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