WINGs/usleep.c

   1
   2 #include <errno.h>
   3 #include <time.h>
   4
   5 #include "WUtil.h"
   6 #include "wconfig.h"
   7
   8 void wusleep(unsigned int usec)
   9 {
  10         struct timespec tm;
  11
  12         /* An arbitrary limit of 10 minutes -- in WM, if
  13          * somethings wants to sleep anything even close to
  14          * this, it's most likely an error.
  15          */
  16         if (usec > 600000000)
  17                 return;
  18
  19         tm.tv_sec = usec / 1000000;
  20         tm.tv_nsec = (usec % 1000000) * 1000;
  21
  22         while (nanosleep(&tm, &tm) == -1 && errno == EINTR)
  23                 ;
  24
  25 }
  26