BSD 4_3_Net_2 release

[unix-history] / usr / src / sys / tests / nfs / unix-tests / special / stat2.c

/*      @(#)stat2.c     1.2 90/01/03 NFS Rev 2 Testsuite
*      1.3 Lachman ONC Test Suite source
*
* create a bunch of files and stat them repeatedly
*/
#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;
       int files, count;
       register int i, j;
       char name[256];
       struct stat statb;

       if (argc != 4) {
               fprintf(stderr, "usage: %s dir files count\n", argv[0]);
               exit(1);
       }

       if (mkdir(argv[1], 0777) < 0) {
               perror(argv[1]);
       }
       chdir(argv[1]);
       files = atoi(argv[2]);
       count = atoi(argv[3]);
       for (i=0; i<files; i++) {
               sprintf(name, "%d", i);
               close(creat(name, 0666));
       }

       gettimeofday(&stim, 0);
       for (i=0; i<count; i++) {
               for (j=0; j<files; j++) {
                       sprintf(name, "%d", i);
                       stat(name, &statb);
                       stats++;
               }
       }
       gettimeofday(&etim, 0);
       elapsed = (float) (etim.tv_sec - stim.tv_sec) +
           (float)(etim.tv_usec - stim.tv_usec) / 1000000.0;
       fprintf(stdout, "%d calls in %f seconds (%f calls/sec)\n",
           stats, elapsed, (float)stats / elapsed);
       exit(0);
}