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Cleaned up X error handler work.
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f67c7b49ab
commit
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@ -45,32 +45,6 @@ void (*glXGetProcAddressEXT(const GLubyte* procName))();
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#endif
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// Error handler used when creating a context and blank cursor
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//
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static int errorHandler(Display *display, XErrorEvent* event)
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{
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char buffer[8192];
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XGetErrorText(display,
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event->error_code,
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buffer, sizeof(buffer));
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_glfwInputError(GLFW_PLATFORM_ERROR, "X11 failure: %s", buffer);
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return 0;
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}
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void _glfwGrabXErrorHandler(void)
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{
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XSetErrorHandler(errorHandler);
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}
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void _glfwReleaseXErrorHandler(void)
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{
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// Syncing to make sure all commands are processed
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XSync(_glfw.x11.display, False);
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XSetErrorHandler(NULL);
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}
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// Returns the specified attribute of the specified GLXFBConfig
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// NOTE: Do not call this unless we have found GLX 1.3+ or GLX_SGIX_fbconfig
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//
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@ -445,7 +419,6 @@ int _glfwCreateContext(_GLFWwindow* window,
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}
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}
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_glfw.glx.errorCode = Success;
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_glfwGrabXErrorHandler();
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if (_glfw.glx.ARB_create_context)
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@ -517,7 +490,7 @@ int _glfwCreateContext(_GLFWwindow* window,
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// HACK: This is a fallback for the broken Mesa implementation of
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// GLX_ARB_create_context_profile, which fails default 1.0 context
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// creation with a GLXBadProfileARB error in violation of the spec
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if (_glfw.glx.errorCode == _glfw.glx.errorBase + GLXBadProfileARB &&
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if (_glfw.x11.errorCode == _glfw.glx.errorBase + GLXBadProfileARB &&
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wndconfig->clientAPI == GLFW_OPENGL_API &&
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wndconfig->glProfile == GLFW_OPENGL_ANY_PROFILE &&
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wndconfig->glForward == GL_FALSE)
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@ -533,9 +506,7 @@ int _glfwCreateContext(_GLFWwindow* window,
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if (window->glx.context == NULL)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"GLX: Failed to create context.");
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_glfwInputXError(GLFW_PLATFORM_ERROR, "GLX: Failed to create context");
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return GL_FALSE;
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}
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@ -97,9 +97,6 @@ typedef struct _GLFWlibraryGLX
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// TLS key for per-thread current context/window
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pthread_key_t current;
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// GLX error code received by Xlib error callback
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int errorCode;
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// GLX extensions
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PFNGLXSWAPINTERVALSGIPROC SwapIntervalSGI;
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PFNGLXSWAPINTERVALEXTPROC SwapIntervalEXT;
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@ -570,6 +570,12 @@ static Cursor createNULLCursor(void)
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_glfwReleaseXErrorHandler();
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if (cursor == None)
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{
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_glfwInputXError(GLFW_PLATFORM_ERROR,
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"X11: Failed to create null cursor");
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}
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return cursor;
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}
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@ -584,6 +590,47 @@ static void terminateDisplay(void)
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}
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}
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// X error handler
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//
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static int errorHandler(Display *display, XErrorEvent* event)
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{
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_glfw.x11.errorCode = event->error_code;
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return 0;
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW internal API //////
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//////////////////////////////////////////////////////////////////////////
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// Install the X error handler
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//
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void _glfwGrabXErrorHandler(void)
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{
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_glfw.x11.errorCode = Success;
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XSetErrorHandler(errorHandler);
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}
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// Remove the X error handler
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//
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void _glfwReleaseXErrorHandler(void)
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{
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// Synchronize to make sure all commands are processed
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XSync(_glfw.x11.display, False);
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XSetErrorHandler(NULL);
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}
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// Report X error
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//
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void _glfwInputXError(int error, const char* message)
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{
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char buffer[8192];
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XGetErrorText(_glfw.x11.display, _glfw.x11.errorCode,
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buffer, sizeof(buffer));
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_glfwInputError(error, "%s: %s", message, buffer);
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW platform API //////
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@ -137,6 +137,9 @@ typedef struct _GLFWlibraryX11
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// True if window manager supports EWMH
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GLboolean hasEWMH;
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// Error code received by the X error handler
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int errorCode;
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struct {
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GLboolean available;
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int eventBase;
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@ -259,5 +262,6 @@ unsigned long _glfwGetWindowProperty(Window window,
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// X11 error handler
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void _glfwGrabXErrorHandler(void);
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void _glfwReleaseXErrorHandler(void);
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void _glfwInputXError(int error, const char* message);
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#endif // _x11_platform_h_
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