1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
39 * Trick from http://locklessinc.com/articles/pthreads_on_windows/
41 static CRITICAL_SECTION
43 (PCRITICAL_SECTION_DEBUG)-1, -1, 0, 0, 0, 0
50 EnterCriticalSection(&CriticalSection);
57 LeaveCriticalSection(&CriticalSection);
62 GetProcessName(char *str, size_t size)
64 char szProcessPath[PATH_MAX];
68 GetModuleFileNameA(NULL, szProcessPath, sizeof(szProcessPath)/sizeof(szProcessPath[0]));
70 lpProcessName = strrchr(szProcessPath, '\\');
71 lpProcessName = lpProcessName ? lpProcessName + 1 : szProcessPath;
73 lpProcessExt = strrchr(lpProcessName, '.');
78 strncpy(str, lpProcessName, size);
84 GetCurrentDir(char *str, size_t size)
87 ret = GetCurrentDirectoryA(size, str);
89 return ret == 0 ? false : true;
93 DebugMessage(const char *format, ...)
100 vsnprintf(buf, sizeof buf, format, ap);
103 OutputDebugStringA(buf);
106 * Also write the message to stderr, when a debugger is not present (to
107 * avoid duplicate messages in command line debuggers).
109 #if _WIN32_WINNT > 0x0400
110 if (!IsDebuggerPresent()) {
118 long long GetTime(void)
120 static LARGE_INTEGER frequency;
121 LARGE_INTEGER counter;
122 if (!frequency.QuadPart)
123 QueryPerformanceFrequency(&frequency);
124 QueryPerformanceCounter(&counter);
125 return counter.QuadPart*1000000LL/frequency.QuadPart;
139 static LPTOP_LEVEL_EXCEPTION_FILTER prevExceptionFilter = NULL;
140 static void (*gCallback)(void) = NULL;
142 static LONG WINAPI UnhandledExceptionFilter(PEXCEPTION_POINTERS pExceptionInfo)
148 if (prevExceptionFilter) {
149 return prevExceptionFilter(pExceptionInfo);
151 return EXCEPTION_CONTINUE_SEARCH;
156 SetExceptionCallback(void (*callback)(void))
161 gCallback = callback;
163 assert(!prevExceptionFilter);
164 prevExceptionFilter = SetUnhandledExceptionFilter(UnhandledExceptionFilter);
169 ResetExceptionCallback(void)