source: downloads/freealut-1.1.0/test_suite/test_version.c @ 47

#include <stdlib.h>
#include <stdio.h>
#include <AL/alut.h>

/*
  This program checks that the version of OpenAL in the
  library agrees with the header file we're compiled against.
*/

int
main (int argc, char **argv)
{
  ALboolean ok = AL_FALSE;

  alutInit (&argc, argv);

#ifdef ALUT_API_MAJOR_VERSION
  if (alutGetMajorVersion () != ALUT_API_MAJOR_VERSION ||
      alutGetMinorVersion () != ALUT_API_MINOR_VERSION)
    {
      fprintf (stderr,
               "WARNING: The ALUT library is version %d.%d.x but <AL/alut.h> says it's %d.%d.x!\n",
               alutGetMajorVersion (), alutGetMinorVersion (),
               ALUT_API_MAJOR_VERSION, ALUT_API_MINOR_VERSION);
    }
  else
    {
      fprintf (stderr, "The ALUT library is at version %d.%d.x.\n",
               alutGetMajorVersion (), alutGetMinorVersion ());
      ok = AL_TRUE;
    }
#else
  fprintf (stderr, "WARNING: Your copy of <AL/alut.h> is pre-1.0.0,\n");
  fprintf (stderr, "but you are running the ALUT test suite from ALUT\n");
  fprintf (stderr, "version 1.0.0 or later.\n");
#endif

  alutExit ();
  return ok ? EXIT_SUCCESS : EXIT_FAILURE;
}