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# $NetBSD: buildlink2.mk,v 1.5 2002/11/18 07:49:25 jlam Exp $
.if !defined(GLU_BUILDLINK2_MK)
GLU_BUILDLINK2_MK= # defined
.include "../../mk/bsd.prefs.mk"
MESA_REQD?= 3.4.2
BUILDLINK_DEPENDS.glu?= glu>=${MESA_REQD}
BUILDLINK_PKGSRCDIR.glu?= ../../graphics/glu
# Check if we got libGLU distributed with XFree86 4.x or if we need to
# depend on the glu package.
#
_REQUIRE_BUILTIN_GLU?= NO
_GL_GLU_H= ${X11BASE}/include/GL/glu.h
_X11_TMPL= ${X11BASE}/lib/X11/config/X11.tmpl
.if exists(${_GL_GLU_H}) && exists(${_X11_TMPL})
_IS_BUILTIN_GLU!= ${EGREP} -c BuildGLULibrary ${_X11_TMPL} || ${TRUE}
.else
_IS_BUILTIN_GLU= 0
.endif
.if !empty(_REQUIRE_BUILTIN_GLU:M[yY][eE][sS])
_NEED_GLU= NO
.else
. if ${_IS_BUILTIN_GLU} == "0"
_NEED_GLU= YES
. else
#
# Create an appropriate package name for the built-in Mesa/GLU distributed
# with XFree86 4.x. This package name can be used to check against
# BUILDLINK_DEPENDS.glu to see if we need to install the pkgsrc Mesa/GLU
# or if the built-in one is sufficient.
#
. if exists(${X11BASE}/bin/glxinfo)
_GLU_VERSION!= \
${X11BASE}/bin/glxinfo | \
${SED} -n "/OpenGL version string/s/.*Mesa *//p"
. else
_GLU_VERSION?= 3.4
. endif
_GLU_PKG= glu-${_GLU_VERSION}
_GLU_DEPENDS= ${BUILDLINK_DEPENDS.glu}
_NEED_GLU!= \
if ${PKG_ADMIN} pmatch '${_GLU_DEPENDS}' ${_GLU_PKG}; then \
${ECHO} "NO"; \
else \
${ECHO} "YES"; \
fi
. endif
.endif
.if ${_NEED_GLU} == "YES"
BUILDLINK_PACKAGES+= glu
EVAL_PREFIX+= BUILDLINK_PREFIX.glu=glu
BUILDLINK_PREFIX.glu_DEFAULT= ${X11PREFIX}
.else
BUILDLINK_PREFIX.glu= ${X11BASE}
.endif
BUILDLINK_FILES.glu= include/GL/glu.h
BUILDLINK_FILES.glu+= include/GL/glu_mangle.h
BUILDLINK_FILES.glu+= lib/libGLU.*
USE_X11= # defined
.include "../../graphics/MesaLib/buildlink2.mk"
BUILDLINK_TARGETS+= glu-buildlink
glu-buildlink: _BUILDLINK_USE
.endif # GLU_BUILDLINK2_MK
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