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Rev 219 Rev 245
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  }
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  }
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}
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}
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/* Loads metadata from an LSM file. Returns 0 on success, non-zero on error. */
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/* Loads metadata from an LSM file. Returns 0 on success, non-zero on error. */
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int readlsm(char *filename, char *version, int version_maxlen) {
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int readlsm(const char *filename, char *version, int version_maxlen) {
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  char linebuff[128];
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  char linebuff[128];
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  char *valuestr;
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  char *valuestr;
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  int x;
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  int x;
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  FILE *fd;
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  FILE *fd;
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  /* reset fields to be read to empty values */
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  /* reset fields to be read to empty values */
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  version[0] = 0;
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  version[0] = 0;
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  /* open the file */
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  /* open the file */
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  fd = fopen(filename, "rb");
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  fd = fopen(filename, "rb");
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  if (fd == NULL) return(-1);
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  if (fd == NULL) return(-1);
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  /* check the file's header */
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  if (readline_fromfile(fd, linebuff, 64) < 0) {
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    fclose(fd);
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    return(-1);
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  }
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  if (strcasecmp(linebuff, "begin3") != 0) {
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    fclose(fd);
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    return(-1);
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  }
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  /* read the LSM file line by line */
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  /* read the LSM file line by line */
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  while (readline_fromfile(fd, linebuff, 127) >= 0) {
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  while (readline_fromfile(fd, linebuff, sizeof(linebuff) - 1) >= 0) {
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    for (x = 0;; x++) {
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    for (x = 0;; x++) {
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      if (linebuff[x] == 0) {
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      if (linebuff[x] == 0) {
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        x = -1;
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        x = -1;
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        break;
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        break;
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      } else if (linebuff[x] == ':') {
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      } else if (linebuff[x] == ':') {
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    if (x > 0) {
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    if (x > 0) {
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      linebuff[x] = 0;
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      linebuff[x] = 0;
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      valuestr = linebuff + x + 1;
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      valuestr = linebuff + x + 1;
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      trim(linebuff);
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      trim(linebuff);
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      trim(valuestr);
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      trim(valuestr);
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      if (strcasecmp(linebuff, "version") == 0) {
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        snprintf(version, version_maxlen, "%s", valuestr);
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      if (strcasecmp(linebuff, "version") == 0) snprintf(version, version_maxlen, "%s", valuestr);
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        version[version_maxlen] = 0; /* snprintf is supposed to terminate string itself, but the DJGPP doesn't */
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      }
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    }
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    }
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  }
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  }
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  fclose(fd);
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  fclose(fd);
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  return(0);
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  return(0);
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}
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}