smsvn -> ssc-hg glue: rearrange directory structure

2013-06-10 15:38:43 -04:00
parent 51576d5942
commit 80057f53cd
3362 changed files with 0 additions and 0 deletions
@@ -0,0 +1,73 @@
+#ifndef BACKTRACE_H
+#define BACKTRACE_H
+
+/* This API works like backtrace_pointers(), to retrieve a stack trace. */
+
+#if defined(CPU_PPC)
+struct Frame;
+#endif
+/* This contains the information necessary to backtrace a thread. */
+struct BacktraceContext
+{
+#if defined(CPU_X86) || defined(CPU_X86_64)
+	const void *ip, *bp, *sp;
+#endif
+
+#if defined(UNIX)
+	pid_t pid;
+#endif
+
+#if defined(CPU_PPC)
+	const Frame *FramePtr;
+	const void *PC;
+#endif
+};
+
+/* Initialize.  This is optional.  If not called explicitly, it will be
+ * called as necessary.  This may do things that are not safe to do in
+ * crash conditions. */
+void InitializeBacktrace();
+
+/* Retrieve up to size-1 backtrace pointers in buf.  The array will be
+ * null-terminated.  If ctx is NULL, retrieve the current backtrace; otherwise
+ * retrieve a backtrace for the given context.  (Not all backtracers may
+ * support contexts.) */
+void GetBacktrace( const void **buf, size_t size, const BacktraceContext *ctx = NULL );
+
+/* Set up a BacktraceContext to get a backtrace for a thread.  ThreadID may
+ * not be the current thread.  True is returned on success, false on failure. */
+bool GetThreadBacktraceContext( uint64_t ThreadID, BacktraceContext *ctx );
+
+/* Set up a BacktraceContext to get a backtrace after receiving a signal, given
+ * a ucontext_t (see sigaction(2)).  (This interface is UNIX-specific.) */
+#include <ucontext.h>
+void GetSignalBacktraceContext( BacktraceContext *ctx, const ucontext_t *uc );
+
+#define BACKTRACE_METHOD_NOT_AVAILABLE ((void*) -1)
+
+#endif
+
+/*
+ * (c) 2003-2004 Glenn Maynard
+ * All rights reserved.
+ * 
+ * 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, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * 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 OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */