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-rw-r--r--src/egl/main/eglcontext.c2
-rw-r--r--src/egl/main/egldriver.c118
-rw-r--r--src/egl/main/egldriver.h4
-rw-r--r--src/egl/main/eglmisc.c52
4 files changed, 97 insertions, 79 deletions
diff --git a/src/egl/main/eglcontext.c b/src/egl/main/eglcontext.c
index bf1addf241..15847ef2da 100644
--- a/src/egl/main/eglcontext.c
+++ b/src/egl/main/eglcontext.c
@@ -33,6 +33,8 @@ _eglInitContext(_EGLDriver *drv, EGLDisplay dpy, _EGLContext *ctx,
return EGL_FALSE;
}
+ ctx->ClientVersion = 1; /* the default, per EGL spec */
+
for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
switch (attrib_list[i]) {
case EGL_CONTEXT_CLIENT_VERSION:
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c
index 4a611b9fc9..edf85abe01 100644
--- a/src/egl/main/egldriver.c
+++ b/src/egl/main/egldriver.c
@@ -35,6 +35,44 @@ static const char *SysFS = "/sys/class";
+/**
+ * Wrappers for dlopen/dlclose()
+ */
+#if defined(_EGL_PLATFORM_WINDOWS)
+
+ typedef HMODULE lib_handle;
+
+ static HMODULE
+ open_library(const char *filename)
+ {
+ return LoadLibrary(filename);
+ }
+
+ static void
+ close_library(HMODULE lib)
+ {
+ FreeLibrary(lib);
+ }
+
+#elif defined(_EGL_PLATFORM_X)
+
+ typedef void * lib_handle;
+
+ static void *
+ open_library(const char *filename)
+ {
+ return dlopen(filename, RTLD_LAZY);
+ }
+
+ static void
+ close_library(void *lib)
+ {
+ dlclose(lib);
+ }
+
+#endif
+
+
/**
* Given a card number, use sysfs to determine the DRI driver name.
@@ -165,11 +203,7 @@ _eglOpenDriver(_EGLDisplay *dpy, const char *driverName, const char *args)
{
_EGLDriver *drv;
_EGLMain_t mainFunc;
-#if defined(_EGL_PLATFORM_WINDOWS)
- HMODULE lib;
-#elif defined(_EGL_PLATFORM_X)
- void *lib;
-#endif
+ lib_handle lib;
char driverFilename[1000];
assert(driverName);
@@ -178,13 +212,12 @@ _eglOpenDriver(_EGLDisplay *dpy, const char *driverName, const char *args)
/* XXX untested */
sprintf(driverFilename, "%s.dll", driverName);
_eglLog(_EGL_DEBUG, "dlopen(%s)", driverFilename);
- lib = LoadLibrary(driverFilename);
#elif defined(_EGL_PLATFORM_X)
/* XXX also prepend a directory path??? */
sprintf(driverFilename, "%s.so", driverName);
_eglLog(_EGL_DEBUG, "dlopen(%s)", driverFilename);
- lib = dlopen(driverFilename, RTLD_LAZY);
#endif
+ lib = open_library(driverFilename);
if (!lib) {
_eglLog(_EGL_WARNING, "Could not open %s (%s)",
@@ -200,21 +233,13 @@ _eglOpenDriver(_EGLDisplay *dpy, const char *driverName, const char *args)
if (!mainFunc) {
_eglLog(_EGL_WARNING, "_eglMain not found in %s", driverFilename);
-#if defined(_EGL_PLATFORM_WINDOWS)
- FreeLibrary(lib);
-#elif defined(_EGL_PLATFORM_X)
- dlclose(lib);
-#endif
+ close_library(lib);
return NULL;
}
drv = mainFunc(dpy, args);
if (!drv) {
-#if defined(_EGL_PLATFORM_WINDOWS)
- FreeLibrary(lib);
-#elif defined(_EGL_PLATFORM_X)
- dlclose(lib);
-#endif
+ close_library(lib);
return NULL;
}
@@ -223,11 +248,7 @@ _eglOpenDriver(_EGLDisplay *dpy, const char *driverName, const char *args)
drv->LibHandle = lib;
}
else {
-#if defined(_EGL_PLATFORM_WINDOWS)
- FreeLibrary(lib);
-#elif defined(_EGL_PLATFORM_X)
- dlclose(lib);
-#endif
+ close_library(lib);
}
/* update the global notion of supported APIs */
@@ -253,11 +274,7 @@ _eglCloseDriver(_EGLDriver *drv, EGLDisplay dpy)
b = drv->API.Terminate(drv, dpy);
-#if defined(_EGL_PLATFORM_WINDOWS)
- FreeLibrary(handle);
-#elif defined(_EGL_PLATFORM_X)
- dlclose(handle);
-#endif
+ close_library(handle);
return b;
}
@@ -343,3 +360,50 @@ _eglInitDriverFallbacks(_EGLDriver *drv)
drv->API.CreatePbufferFromClientBuffer = _eglCreatePbufferFromClientBuffer;
#endif /* EGL_VERSION_1_2 */
}
+
+
+
+/**
+ * Try to determine which EGL APIs (OpenGL, OpenGL ES, OpenVG, etc)
+ * are supported on the system by looking for standard library names.
+ */
+EGLint
+_eglFindAPIs(void)
+{
+ EGLint mask = 0x0;
+ lib_handle lib;
+#if defined(_EGL_PLATFORM_WINDOWS)
+ /* XXX not sure about these names */
+ const char *es1_libname = "libGLESv1_CM.dll";
+ const char *es2_libname = "libGLESv2.dll";
+ const char *gl_libname = "OpenGL32.dll";
+ const char *vg_libname = "libOpenVG.dll";
+#elif defined(_EGL_PLATFORM_X)
+ const char *es1_libname = "libGLESv1_CM.so";
+ const char *es2_libname = "libGLESv2.so";
+ const char *gl_libname = "libGL.so";
+ const char *vg_libname = "libOpenVG.so";
+#endif
+
+ if ((lib = open_library(es1_libname))) {
+ close_library(lib);
+ mask |= EGL_OPENGL_ES_BIT;
+ }
+
+ if ((lib = open_library(es2_libname))) {
+ close_library(lib);
+ mask |= EGL_OPENGL_ES2_BIT;
+ }
+
+ if ((lib = open_library(gl_libname))) {
+ close_library(lib);
+ mask |= EGL_OPENGL_BIT;
+ }
+
+ if ((lib = open_library(vg_libname))) {
+ close_library(lib);
+ mask |= EGL_OPENVG_BIT;
+ }
+
+ return mask;
+}
diff --git a/src/egl/main/egldriver.h b/src/egl/main/egldriver.h
index 1eae6f8034..7827ca3ae3 100644
--- a/src/egl/main/egldriver.h
+++ b/src/egl/main/egldriver.h
@@ -72,4 +72,8 @@ extern void
_eglInitDriverFallbacks(_EGLDriver *drv);
+extern EGLint
+_eglFindAPIs(void);
+
+
#endif /* EGLDRIVER_INCLUDED */
diff --git a/src/egl/main/eglmisc.c b/src/egl/main/eglmisc.c
index e79223657d..b5bdc3ea4b 100644
--- a/src/egl/main/eglmisc.c
+++ b/src/egl/main/eglmisc.c
@@ -54,58 +54,6 @@ _eglUpdateExtensionsString(_EGLDriver *drv)
}
-#if 0 /* prototype code */
-
-#include <dlfcn.h>
-
-static EGLint
-_eglFindAPIs_by_sym(void)
-{
- EGLint mask = 0x0;
-
- if (dlsym(NULL, "glBegin"))
- mask |= EGL_OPENGL_BIT;
- if (dlsym(NULL, "glGetFixedv"))
- mask |= EGL_OPENGL_ES_BIT;
- if (dlsym(NULL, "vgSetf"))
- mask |= EGL_OPENVG_BIT;
-
- return mask;
-}
-
-static EGLint
-_eglFindAPIs_by_lib(void)
-{
- EGLint mask = 0x0;
- int flag = RTLD_NOW;
- void *h;
-
- if ((h = dlopen("libGLESv1_CM.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_ES_BIT;
- }
-
- if ((h = dlopen("libGLESv2.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_ES2_BIT;
- }
-
- if ((h = dlopen("libGL.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_BIT;
- }
-
- if ((h = dlopen("libOpenVG.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENVG_BIT;
- }
-
- return mask;
-}
-
-#endif
-
-
static void
_eglUpdateAPIsString(_EGLDriver *drv)
{
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 04:04:54 +0000