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$NetBSD: patch-Modules_FindOpenGL.cmake,v 1.1 2022/10/09 12:06:05 rhialto Exp $
Despite complicated wording in the module, pkgsrc's MesaLib has no libOpenGL
but does have (conditionally) libGL. Possibly all conditions and dependencies
on (Open)GL should even be removed here.
https://github.com/wxWidgets/wxWidgets/issues/22841
https://gitlab.kitware.com/cmake/cmake/-/issues/24019
--- Modules/FindOpenGL.cmake.orig 2022-08-17 16:54:57.000000000 +0000
+++ Modules/FindOpenGL.cmake
@@ -520,7 +520,9 @@ if(OPENGL_FOUND)
# Note we test for OpenGL::OpenGL as a target. When this module is updated to
# support GLES, we would additionally want to check for the hypothetical GLES
# target and enable EGL if either ::GLES or ::OpenGL is created.
- if(TARGET OpenGL::OpenGL AND OpenGL_EGL_FOUND AND NOT TARGET OpenGL::EGL)
+ # Pkgsrc note: despite complicated wording above, pkgsrc's MesaLib
+ # has no libOpenGL but does have (conditionally) libGL.
+ if(TARGET OpenGL::GL AND OpenGL_EGL_FOUND AND NOT TARGET OpenGL::EGL)
if(IS_ABSOLUTE "${OPENGL_egl_LIBRARY}")
add_library(OpenGL::EGL UNKNOWN IMPORTED)
set_target_properties(OpenGL::EGL PROPERTIES IMPORTED_LOCATION
@@ -531,7 +533,7 @@ if(OPENGL_FOUND)
"${OPENGL_egl_LIBRARY}")
endif()
set_target_properties(OpenGL::EGL PROPERTIES INTERFACE_LINK_LIBRARIES
- OpenGL::OpenGL)
+ OpenGL::GL)
# Note that EGL's include directory is different from OpenGL/GLX's!
set_target_properties(OpenGL::EGL PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
"${OPENGL_EGL_INCLUDE_DIR}")
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