BSD 4_3_Net_2 release

[unix-history] / usr / src / sys / tests / nfs / unix-tests / special / nstat.c

/*      @(#)nstat.c     1.2 90/01/03 NFS Rev 2 Testsuite
*      1.3 Lachman ONC Test Suite source
*
* Stat a file n times
*/
#include        <stdio.h>
#include        <sys/types.h>
#include        <sys/stat.h>
#ifdef SVR3
#include        <sys/fs/nfs/time.h>
#else
#include        <sys/time.h>
#endif

int stats = 0;

main(argc, argv)
       int argc;
       char *argv[];
{
       struct timeval stim, etim;
       float elapsed;
       register int count;
       register int i;
       struct stat statb;

       if (argc != 2) {
               fprintf(stderr, "usage: %s count\n", argv[0]);
               exit(1);
       }

       count = atoi(argv[1]);
       gettimeofday(&stim, 0);
       for (i=0; i<count; i++) {
               stat(argv[0], &statb);
               stats++;
       }
       gettimeofday(&etim, 0);
       elapsed = (float) (etim.tv_sec - stim.tv_sec) +
           (float)(etim.tv_usec - stim.tv_usec) / 1000000.0;
       if (elapsed == 0.0) {
               fprintf(stdout, "%d calls 0.0 seconds\n", count);
       } else {
               fprintf(stdout,
                   "%d calls %.2f seconds %.2f calls/sec %.2f msec/call\n",
                   count, elapsed, (float)count / elapsed,
                   1000.0 * elapsed / (float)count);
       }
       exit(0);
}