1 files changed, 55 insertions, 0 deletions
diff --git a/hw/xquartz/threadSafety.h b/hw/xquartz/threadSafety.h
new file mode 100644
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+++ b/hw/xquartz/threadSafety.h
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+/*
+ * Copyright (C) 2008 Apple, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name(s) of the above copyright
+ * holders shall not be used in advertising or otherwise to promote the sale,
+ * use or other dealings in this Software without prior written authorization.
+ */
+
+#ifndef _XQ_THREAD_SAFETY_H_
+#define _XQ_THREAD_SAFETY_H_
+
+#define DEBUG_THREADS 1
+
+#include <pthread.h>
+
+extern pthread_t SERVER_THREAD;
+extern pthread_t APPKIT_THREAD;
+
+#define threadSafetyID(tid) (pthread_equal((tid), SERVER_THREAD) ? "X Server Thread" : "Appkit Thread")
+
+/* Dump the call stack */
+void spewCallStack(void);
+
+/* Print message to ErrorF if we're in the wrong thread */
+void _threadAssert(pthread_t tid, const char *file, const char *fun, int line);
+
+#define threadAssert(tid) _threadAssert(tid, __FILE__, __FUNCTION__, __LINE__)
+
+#ifdef DEBUG_THREADS
+#define TA_SERVER() threadAssert(SERVER_THREAD)
+#define TA_APPKIT() threadAssert(APPKIT_THREAD)
+#else
+#define TA_SERVER() 
+#define TA_APPKIT() 
+#endif
+
+#endif _XQ_THREAD_SAFETY_H_