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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI="5"
inherit multilib eutils toolchain-funcs
IUSE="doc glut +ocamlopt tk"
DESCRIPTION="Objective CAML interface for OpenGL"
HOMEPAGE="http://wwwfun.kurims.kyoto-u.ac.jp/soft/olabl/lablgl.html"
LICENSE="BSD"
RDEPEND="
>=dev-lang/ocaml-3.10.2:=[ocamlopt?]
x11-libs/libXext
x11-libs/libXmu
x11-libs/libX11
virtual/opengl
virtual/glu
dev-ml/camlp4:=
glut? ( media-libs/freeglut )
tk? (
>=dev-lang/tcl-8.3:0=
>=dev-lang/tk-8.3:0=
dev-ml/labltk:=
)
"
DEPEND="${RDEPEND}"
SRC_URI="http://wwwfun.kurims.kyoto-u.ac.jp/soft/olabl/dist/${P}.tar.gz"
SLOT="0/${PV}"
KEYWORDS="~alpha amd64 ~arm ~arm64 hppa ia64 ppc ppc64 sparc x86 ~amd64-linux ~x86-linux"
src_configure() {
# make configuration file
echo "BINDIR=/usr/bin" > Makefile.config
echo "GLLIBS = -lGL -lGLU" >> Makefile.config
if use glut; then
echo "GLUTLIBS = -lglut" >> Makefile.config
else
echo "GLUTLIBS = " >> Makefile.config
fi
echo "XLIBS = -lXext -lXmu -lX11" >> Makefile.config
echo "RANLIB = $(tc-getRANLIB)" >> Makefile.config
echo 'COPTS = -c -O $(CFLAGS)' >> Makefile.config
echo 'INCLUDES = $(TKINCLUDES) $(GLINCLUDES) $(XINCLUDES)' >> Makefile.config
}
src_compile() {
if use tk; then
emake togl
if use ocamlopt; then
emake toglopt
fi
fi
emake lib
if use ocamlopt; then
emake libopt
fi
if use glut; then
emake glut
if use ocamlopt; then
emake glutopt
fi
fi
}
src_install() {
# Makefile do not use mkdir so the library is not installed
# but copied as a 'stublibs' file.
dodir /usr/$(get_libdir)/ocaml/stublibs
# Same for lablglut's toplevel
dodir /usr/bin
BINDIR=${ED}/usr/bin
BASE=${ED}/usr/$(get_libdir)/ocaml
emake BINDIR="${BINDIR}" INSTALLDIR="${BASE}/lablGL" DLLDIR="${BASE}/stublibs" install
dodoc README CHANGES
if use doc ; then
insinto /usr/share/doc/${PF}
mv Togl/examples{,.togl}
doins -r Togl/examples.togl
mv LablGlut/examples{,.glut}
doins -r LablGlut/examples.glut
fi
}
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