cups/testgetdests.c

   1 /*
   2  * CUPS cupsGetDests API test program for CUPS.
   3  *
   4  * Copyright 2017 by Apple Inc.
   5  *
   6  * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
   7  */
   8
   9 /*
  10  * Include necessary headers...
  11  */
  12
  13 #include <stdio.h>
  14 #include "cups.h"
  15 #include <sys/time.h>
  16
  17
  18 /*
  19  * 'main()' - Loop calling cupsGetDests.
  20  */
  21
  22 int                                     /* O - Exit status */
  23 main(void)
  24 {
  25   int           num_dests;              /* Number of destinations */
  26   cups_dest_t   *dests;                 /* Destinations */
  27   struct timeval start, end;            /* Start and stop time */
  28   double        secs;                   /* Total seconds to run cupsGetDests */
  29
  30
  31   for (;;)
  32   {
  33     gettimeofday(&start, NULL);
  34     num_dests = cupsGetDests(&dests);
  35     gettimeofday(&end, NULL);
  36     secs = end.tv_sec - start.tv_sec + 0.000001 * (end.tv_usec - start.tv_usec);
  37
  38     printf("Found %d printers in %.3f seconds...\n", num_dests, secs);
  39
  40     cupsFreeDests(num_dests, dests);
  41     sleep(1);
  42   }
  43
  44   return (0);
  45 }