Fix tests to work with some OpenGL ES / EGL implementations.

README.md

@@ -28,6 +28,7 @@ Building (Unix)
 
     ./autogen.sh
     make
+    make check [optional]
     sudo make install
 
 Dependencies for debian:
@@ -51,7 +52,7 @@ Building (MSVC 2013)
 1) Check src\Makefile.vc to ensure that PYTHONDIR is pointing to your Python installation, either a 32-bit or a 64-bit (x64) installation of Python will do.
 2) Open an MSVC Command prompt and run "nmake Makefile.vc CFG=release" or "nmake Makefile.vc CFG=debug" in src\ for a release or debug build.
 3) Optionally, add src\ into your PATH and run the previous step in test\. Run the tests by running the built .exe's.
-4) Assuming you want to install in %INSTALL_DIR%, copy gl.h, gl_generated.h, wgl.h, wgl_generated.h, egl.h and egl_generated.h from include\epoxy\ to %INSTALL_DIR%\include\epoxy\, copy src\epoxy.lib to %INSTALL_DIR%\lib\ and copy epoxy-vs12.dll and epoxy-vs12.pdb (if you've built a debug build) from src\ to %INSTALL_DIR%\bin\. Create directories as needed.
+4) Assuming you want to install in %INSTALL_DIR%, copy common.h, gl.h, gl_generated.h, wgl.h, wgl_generated.h, egl.h and egl_generated.h from include\epoxy\ to %INSTALL_DIR%\include\epoxy\, copy src\epoxy.lib to %INSTALL_DIR%\lib\ and copy epoxy-vs12.dll and epoxy-vs12.pdb (if you've built a debug build) from src\ to %INSTALL_DIR%\bin\. Create directories as needed.
 5) To clean the project, repeat steps 2 and 3, adding " clean" to the commands.
 
 Switching your code to using epoxy

test/egl_and_glx_different_pointers.c

@@ -136,7 +136,7 @@ init_glx(Display **out_dpy, GLXContext *out_ctx, Drawable *out_draw)
 
 #ifdef USE_EGL
 static bool
-make_egl_current_and_test(EGLDisplay *dpy, EGLContext ctx)
+make_egl_current_and_test(EGLDisplay dpy, EGLContext ctx)
 {
     const char *string;
     GLuint shader;
@@ -171,15 +171,15 @@ make_egl_current_and_test(EGLDisplay *dpy, EGLContext ctx)
 }
 
 static void
-init_egl(EGLDisplay **out_dpy, EGLContext *out_ctx)
+init_egl(EGLDisplay *out_dpy, EGLContext *out_ctx)
 {
-    EGLDisplay *dpy = get_egl_display_or_skip();
+    EGLDisplay dpy = get_egl_display_or_skip();
     static const EGLint config_attribs[] = {
 	EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
 	EGL_RED_SIZE, 1,
 	EGL_GREEN_SIZE, 1,
 	EGL_BLUE_SIZE, 1,
-	EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
+	EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
 	EGL_NONE
     };
     static const EGLint context_attribs[] = {
@@ -212,7 +212,7 @@ main(int argc, char **argv)
 {
     bool pass = true;
 #ifdef USE_EGL
-    EGLDisplay *egl_dpy;
+    EGLDisplay egl_dpy;
     EGLContext egl_ctx;
 #endif
 #ifdef USE_GLX

test/egl_common.c

@@ -24,25 +24,25 @@
 #include <err.h>
 #include <epoxy/egl.h>
 #include "egl_common.h"
+#include <X11/Xlib.h>
 
 /**
  * Do whatever it takes to get us an EGL display for the system.
  *
  * This needs to be ported to other window systems.
  */
-EGLDisplay *
+EGLDisplay 
 get_egl_display_or_skip(void)
 {
     Display *dpy = XOpenDisplay(NULL);
     EGLint major, minor;
-    EGLDisplay *edpy;
+    EGLDisplay edpy;
     bool ok;
 
     if (!dpy)
         errx(77, "couldn't open display\n");
-
+    edpy = eglGetDisplay((EGLNativeDisplayType)dpy);
-    edpy = eglGetDisplay(dpy);
+    if (edpy == EGL_NO_DISPLAY)
-    if (!edpy)
         errx(1, "Couldn't get EGL display for X11 Display.\n");
 
     ok = eglInitialize(edpy, &major, &minor);

test/egl_common.h

@@ -21,5 +21,5 @@
  * IN THE SOFTWARE.
  */
 
-EGLDisplay *
+EGLDisplay
 get_egl_display_or_skip(void);

test/egl_gl.c

@@ -44,7 +44,7 @@
 #include "dlwrap.h"
 
 static bool
-make_egl_current_and_test(EGLDisplay *dpy, EGLContext ctx)
+make_egl_current_and_test(EGLDisplay dpy, EGLContext ctx)
 {
     const char *string;
     GLuint shader;
@@ -73,9 +73,9 @@ make_egl_current_and_test(EGLDisplay *dpy, EGLContext ctx)
 }
 
 static void
-init_egl(EGLDisplay **out_dpy, EGLContext *out_ctx)
+init_egl(EGLDisplay *out_dpy, EGLContext *out_ctx)
 {
-    EGLDisplay *dpy = get_egl_display_or_skip();
+    EGLDisplay dpy = get_egl_display_or_skip();
     static const EGLint config_attribs[] = {
 	EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
 	EGL_RED_SIZE, 1,
@@ -113,7 +113,7 @@ int
 main(int argc, char **argv)
 {
     bool pass = true;
-    EGLDisplay *egl_dpy;
+    EGLDisplay egl_dpy;
     EGLContext egl_ctx;
 
     /* Force epoxy to have loaded both EGL and GLX libs already -- we

test/egl_has_extension_nocontext.c

@@ -43,7 +43,7 @@ main(int argc, char **argv)
 {
     bool pass = true;
 
-    EGLDisplay *dpy = get_egl_display_or_skip();
+    EGLDisplay dpy = get_egl_display_or_skip();
     const char *extensions = eglQueryString(dpy, EGL_EXTENSIONS);
     char *first_space;
     char *an_extension;

test/egl_without_glx.c

@@ -43,34 +43,6 @@
 
 #include "egl_common.h"
 
-/**
- * Wraps the system dlopen(), which libepoxy will end up calling when
- * it tries to dlopen() the API libraries, and errors out the
- * libraries we're trying to simulate not being installed on the
- * system.
- */
-void *
-dlopen(const char *filename, int flag)
-{
-    void * (*dlopen_unwrapped)(const char *filename, int flag);
-
-    if (!strcmp(filename, "libGL.so.1"))
-        return NULL;
-#if GLES_VERSION == 2
-    if (!strcmp(filename, "libGLESv1_CM.so.1"))
-        return NULL;
-#else
-    if (!strcmp(filename, "libGLESv2.so.2"))
-        return NULL;
-#endif
-
-    dlopen_unwrapped = dlsym(RTLD_NEXT, "dlopen");
-    assert(dlopen_unwrapped);
-
-    return dlopen_unwrapped(filename, flag);
-}
-
-
 static EGLenum last_api;
 static EGLenum extra_error = EGL_SUCCESS;
 
@@ -119,7 +91,7 @@ int
 main(int argc, char **argv)
 {
     bool pass = true;
-    EGLDisplay *dpy = get_egl_display_or_skip();
+    EGLDisplay dpy = get_egl_display_or_skip();
     EGLint context_attribs[] = {
         EGL_CONTEXT_CLIENT_VERSION, GLES_VERSION,
         EGL_NONE
@@ -130,7 +102,11 @@ main(int argc, char **argv)
 	EGL_RED_SIZE, 1,
 	EGL_GREEN_SIZE, 1,
 	EGL_BLUE_SIZE, 1,
-	EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
+#if GLES_VERSION == 2
+	EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+#else
+	EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT,
+#endif
 	EGL_NONE
     };
     EGLint count;