#include <sndfile.h>
#include <stdlib.h>
#include <stdio.h>


int
main (int argc,
      char **argv)
{
  SF_INFO info;
  int mode;
  SNDFILE *file;
  char *comment;

  /* create soundfile with comment */
  mode = SFM_WRITE;
  info.samplerate = 48000;
  info.channels = 2;
  info.format = SF_FORMAT_WAV | SF_FORMAT_FLOAT;
  comment = "testcomment";

  if ((file = sf_open("/tmp/sndtest.wav", mode, &info)) == NULL)
    {
      fprintf(stderr, "libsndfile(open): %s\n", sf_strerror(file));
      exit(EXIT_FAILURE);
    }

  if (sf_set_string(file, SF_STR_COMMENT, comment))
    {
      fprintf(stderr, "libsndfile(sf_set_string): %s\n", sf_strerror(file));
    }

  if (sf_close(file))
    {
      fprintf(stderr, "libsndfile(close): %s\n", sf_strerror(file));
      exit(EXIT_FAILURE);
    }

  /* change comment */
  mode = SFM_RDWR;
  info.format = 0;

  if ((file = sf_open("/tmp/sndtest.wav", mode, &info)) == NULL)
    {
      fprintf(stderr, "libsndfile(open): %s\n", sf_strerror(file));
      exit(EXIT_FAILURE);
    }

  if (sf_close(file))
    {
      fprintf(stderr, "libsndfile(close): %s\n", sf_strerror(file));
      exit(EXIT_FAILURE);
    }

  exit (EXIT_SUCCESS);
}