doc/examples/demo-tracef/demo-tracef.c

   1 /*
   2  * SPDX-License-Identifier: LGPL-2.1-only
   3  *
   4  * Copyright (C) 2009 Pierre-Marc Fournier
   5  * Copyright (C) 2011-2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   6  */
   7
   8 #include <stdlib.h>
   9 #include <stdio.h>
  10 #include <unistd.h>
  11
  12 #include <lttng/tracef.h>
  13
  14 int main(int argc, char **argv)
  15 {
  16         int i;
  17         int delay = 0;
  18         const char *str = "mystring test";
  19         long l = 0x42;
  20
  21         if (argc == 2)
  22                 delay = atoi(argv[1]);
  23
  24         fprintf(stderr, "Demo program starting.\n");
  25
  26         sleep(delay);
  27
  28         fprintf(stderr, "Tracing... ");
  29         for (i = 0; i < 5; i++) {
  30                 tracef("This is a \"%s\" formatted %d event %lx",
  31                         str, i, l);
  32         }
  33         fprintf(stderr, " done.\n");
  34         return 0;
  35 }