instrument_c/instrument_test.c at master · bkerin/instrument_c · GitHub

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// Exercise the interface in instrument.h

#include <stdbool.h>
#include <stdio.h>

#include "demo_shared_lib.h"
#include "instrument.h"

void
basic_func (void);

void
basic_func (void)
{
  printf ("in function %s\n", __func__);
}

static void
static_func (void)
{
  printf ("in function %s\n", __func__);
}

static void
i_fail_with_backtrace (void)
{
  ASSERT_BT (false);
}

int
main (void)
{
  printf ("\n");

  // Announce ourselves and call the test functions to keep the compiler
  // from issuing warnings and make sure they really exist.
  printf ("I'm a client program\n");
  basic_func ();
  static_func ();
  demo_shared_lib_func ();
  printf ("\n");

  printf ("Looking up name for function basic_func()...\n");
  what_func (basic_func);
  printf ("\n");

  // Note that the optimizer tends to inline static functions especially often
  printf ("Looking up name for static function static_func()...\n");
  what_func (static_func);
  printf ("\n");

  printf ("Looking up name for demo_shared_lib_func()...\n");
  what_func (demo_shared_lib_func);
  printf ("\n");

  printf("Trying BACKTRACE()...\n");
  BACKTRACE ();
  printf ("\n");

  printf ("Calling function i_fail_with_backtrace() (expecting failure)...\n");
  i_fail_with_backtrace ();

  return 0;
}