ftime.c 1.2 KB

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  1. /* Copyright (C) 1994-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #include <sys/timeb.h>
  15. #include <sys/time.h>
  16. int
  17. ftime (struct timeb *timebuf)
  18. {
  19. struct timeval tv;
  20. struct timezone tz;
  21. if (__gettimeofday (&tv, &tz) < 0)
  22. return -1;
  23. timebuf->time = tv.tv_sec;
  24. timebuf->millitm = (tv.tv_usec + 500) / 1000;
  25. if (timebuf->millitm == 1000)
  26. {
  27. ++timebuf->time;
  28. timebuf->millitm = 0;
  29. }
  30. timebuf->timezone = tz.tz_minuteswest;
  31. timebuf->dstflag = tz.tz_dsttime;
  32. return 0;
  33. }