test: Improved detection of OpenGL support

libsdl-org · Feb 8, 2020 · 80cf4f0 · 80cf4f0
1 parent 582f570
commit 80cf4f0
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Showing 2 changed files with 20 additions and 22 deletions.
diff --git a/test/configure b/test/configure
@@ -3825,6 +3825,9 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
  #include "SDL_opengl.h"
+ #ifndef SDL_VIDEO_OPENGL
+ #error SDL_VIDEO_OPENGL
+ #endif
 
 int
 main ()
@@ -3850,11 +3853,10 @@ have_opengles=no
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
- #if defined (__IPHONEOS__)
-    #include <OpenGLES/ES1/gl.h>
- #else
-    #include <GLES/gl.h>
- #endif /* __QNXNTO__ */
+ #include "SDL_opengles.h"
+ #ifndef SDL_VIDEO_OPENGL_ES
+ #error SDL_VIDEO_OPENGL_ES
+ #endif
 
 int
 main ()
@@ -3880,12 +3882,9 @@ have_opengles2=no
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
- #if defined (__IPHONEOS__)
-    #include <OpenGLES/ES2/gl.h>
-    #include <OpenGLES/ES2/glext.h>
- #else
-    #include <GLES2/gl2.h>
-    #include <GLES2/gl2ext.h>
+ #include "SDL_opengles2.h"
+ #ifndef SDL_VIDEO_OPENGL_ES2
+ #error SDL_VIDEO_OPENGL_ES2
  #endif
 
 int

diff --git a/test/configure.ac b/test/configure.ac
@@ -125,6 +125,9 @@ AC_MSG_CHECKING(for OpenGL support)
 have_opengl=no
 AC_TRY_COMPILE([
  #include "SDL_opengl.h"
+ #ifndef SDL_VIDEO_OPENGL
+ #error SDL_VIDEO_OPENGL
+ #endif
 ],[
 ],[
 have_opengl=yes
@@ -135,11 +138,10 @@ dnl Check for OpenGL ES
 AC_MSG_CHECKING(for OpenGL ES support)
 have_opengles=no
 AC_TRY_COMPILE([
- #if defined (__IPHONEOS__)
-    #include <OpenGLES/ES1/gl.h>
- #else
-    #include <GLES/gl.h>
- #endif /* __QNXNTO__ */
+ #include "SDL_opengles.h"
+ #ifndef SDL_VIDEO_OPENGL_ES
+ #error SDL_VIDEO_OPENGL_ES
+ #endif
 ],[
 ],[
 have_opengles=yes
@@ -150,12 +152,9 @@ dnl Check for OpenGL ES2
 AC_MSG_CHECKING(for OpenGL ES2 support)
 have_opengles2=no
 AC_TRY_COMPILE([
- #if defined (__IPHONEOS__)
-    #include <OpenGLES/ES2/gl.h>
-    #include <OpenGLES/ES2/glext.h>
- #else
-    #include <GLES2/gl2.h>
-    #include <GLES2/gl2ext.h>
+ #include "SDL_opengles2.h"
+ #ifndef SDL_VIDEO_OPENGL_ES2
+ #error SDL_VIDEO_OPENGL_ES2
  #endif
 ],[
 ],[