src/test/test-child.c

   1 /* Copyright (c) 2011-2017, The Tor Project, Inc. */
   2 /* See LICENSE for licensing information */
   3
   4 #include "orconfig.h"
   5 #include <stdio.h>
   6 #ifdef _WIN32
   7 #define WINDOWS_LEAN_AND_MEAN
   8 #include <windows.h>
   9 #else
  10 #include <unistd.h>
  11 #endif /* defined(_WIN32) */
  12 #include <string.h>
  13
  14 #ifdef _WIN32
  15 #define SLEEP(sec) Sleep((sec)*1000)
  16 #else
  17 #define SLEEP(sec) sleep(sec)
  18 #endif
  19
  20 /** Trivial test program which prints out its command line arguments so we can
  21  * check if tor_spawn_background() works */
  22 int
  23 main(int argc, char **argv)
  24 {
  25   int i;
  26   int delay = 1;
  27   int fast = 0;
  28
  29   if (argc > 1)  {
  30     if (!strcmp(argv[1], "--hang")) {
  31       delay = 60;
  32     } else if (!strcmp(argv[1], "--fast")) {
  33       fast = 1;
  34       delay = 0;
  35     }
  36   }
  37
  38   fprintf(stdout, "OUT\n");
  39   fprintf(stderr, "ERR\n");
  40   for (i = 1; i < argc; i++)
  41     fprintf(stdout, "%s\n", argv[i]);
  42   if (!fast)
  43     fprintf(stdout, "SLEEPING\n");
  44   /* We need to flush stdout so that test_util_spawn_background_partial_read()
  45      succeed. Otherwise ReadFile() will get the entire output in one */
  46   // XXX: Can we make stdio flush on newline?
  47   fflush(stdout);
  48   if (!fast)
  49     SLEEP(1);
  50   fprintf(stdout, "DONE\n");
  51   fflush(stdout);
  52   if (fast)
  53     return 0;
  54
  55   while (--delay) {
  56     SLEEP(1);
  57   }
  58
  59   return 0;
  60 }
  61