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Diffstat (limited to 'src/egl/main/eglglobals.c')
-rw-r--r--src/egl/main/eglglobals.c47
1 files changed, 44 insertions, 3 deletions
diff --git a/src/egl/main/eglglobals.c b/src/egl/main/eglglobals.c
index cb41063e321..baf96bb1ec5 100644
--- a/src/egl/main/eglglobals.c
+++ b/src/egl/main/eglglobals.c
@@ -29,6 +29,8 @@
#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
#include <assert.h>
#include "c11/threads.h"
@@ -50,9 +52,13 @@ struct _egl_global _eglGlobal =
_eglFiniDisplay
},
- /* ClientExtensionString */
+ /* ClientOnlyExtensionString */
"EGL_EXT_client_extensions"
" EGL_EXT_platform_base"
+ " EGL_KHR_client_get_all_proc_addresses"
+ " EGL_KHR_debug",
+
+ /* PlatformExtensionString */
#ifdef HAVE_WAYLAND_PLATFORM
" EGL_EXT_platform_wayland"
#endif
@@ -65,8 +71,9 @@ struct _egl_global _eglGlobal =
#ifdef HAVE_SURFACELESS_PLATFORM
" EGL_MESA_platform_surfaceless"
#endif
- " EGL_KHR_client_get_all_proc_addresses"
- " EGL_KHR_debug",
+ "",
+
+ NULL, /* ClientExtensionsString */
NULL, /* debugCallback */
_EGL_DEBUG_BIT_CRITICAL | _EGL_DEBUG_BIT_ERROR, /* debugTypesEnabled */
@@ -101,3 +108,37 @@ _eglAddAtExitCall(void (*func)(void))
mtx_unlock(_eglGlobal.Mutex);
}
}
+
+const char *
+_eglGetClientExtensionString(void)
+{
+ const char *ret;
+
+ mtx_lock(_eglGlobal.Mutex);
+
+ if (_eglGlobal.ClientExtensionString == NULL) {
+ size_t clientLen = strlen(_eglGlobal.ClientOnlyExtensionString);
+ size_t platformLen = strlen(_eglGlobal.PlatformExtensionString);
+
+ _eglGlobal.ClientExtensionString = (char *) malloc(clientLen + platformLen + 1);
+ if (_eglGlobal.ClientExtensionString != NULL) {
+ char *ptr = _eglGlobal.ClientExtensionString;
+
+ memcpy(ptr, _eglGlobal.ClientOnlyExtensionString, clientLen);
+ ptr += clientLen;
+
+ if (platformLen > 0) {
+ // Note that if PlatformExtensionString is not empty, then it will
+ // already have a leading space.
+ assert(_eglGlobal.PlatformExtensionString[0] == ' ');
+ memcpy(ptr, _eglGlobal.PlatformExtensionString, platformLen);
+ ptr += platformLen;
+ }
+ *ptr = '\0';
+ }
+ }
+ ret = _eglGlobal.ClientExtensionString;
+
+ mtx_unlock(_eglGlobal.Mutex);
+ return ret;
+}