ROSE  0.9.9.109
timing.h
1 #ifndef ROSE_TIMING_H
2 #define ROSE_TIMING_H
3 /*
4 07/17/2017 This is moved from src/3rdPartyLibraries/POET
5 to remove dependece on POET
6 */
7 
8 #ifdef _MSC_VER
9 #include <winsock.h> /* struct timeval */
10 // replacement gettimeofday function for Windows
11 // If we only put the function signature here, we encounter the
12 // following error while compiling fixupInClassDataInitialization.C:
13 // error C2129: static function declared but not defined
14 static int
15 gettimeofday(struct timeval *tp, void *dummy)
16 {
17  FILETIME ft;
18  LARGE_INTEGER li;
19  __int64 t;
20 
21  SYSTEMTIME st;
22  FILETIME ft2;
23  LARGE_INTEGER li2;
24  __int64 t2;
25 
26  st.wYear = 1970;
27  st.wHour = 0;
28  st.wMinute = 0;
29  st.wSecond = 0;
30  st.wMilliseconds = 1;
31 
32  SystemTimeToFileTime(&st, &ft2);
33  li2.LowPart = ft2.dwLowDateTime;
34  li2.HighPart = ft2.dwHighDateTime;
35  t2 = li2.QuadPart;
36 
37  GetSystemTimeAsFileTime(&ft);
38  li.LowPart = ft.dwLowDateTime;
39  li.HighPart = ft.dwHighDateTime;
40  t = li.QuadPart;
41  t -= t2; // From 1970
42  t /= 10; // In microseconds
43  tp->tv_sec = (long)(t / 1000000);
44  tp->tv_usec = (long)(t % 1000000);
45  return 0;
46 }
47 #else
48 #include <sys/time.h>
49 #endif
50 
51 #endif