int cchUTF8, maxUTF8;       /* Helper variables to count UTF-8 sequences. */
  if( !zLine ) return;
  if( lineChars<=0 ) return;
#if 0
  assert( indent<sizeof(zBuf)-5 );       /* See following comments to explain */
  assert( origIndent<sizeof(zBuf)-5 );   /* these limits. */
#endif
  if( indent>(int)sizeof(zBuf)-6 ){
    /* Limit initial indent to fit output buffer. */
    indent = sizeof(zBuf)-6;
  }
  comment_calc_indent(zLine, indent, trimCrLf, trimSpace, &index);
  if( indent>0 ){
    for(i=0; i<indent; i++){
      zBuf[iBuf++] = ' ';
    }
  }
  if( origIndent>(int)sizeof(zBuf)-6 ){
    /* Limit line indent to fit output buffer. */
    origIndent = sizeof(zBuf)-6;
  }
  maxChars = lineChars;
  for(;;){
    int useChars = 1;
    char c = zLine[index];
    /* Flush the output buffer if there's no space left for at least one more
    ** (potentially 4-byte) UTF-8 sequence, one level of indentation spaces,
    ** a new line, and a terminating NULL. */
    if( iBuf>(int)sizeof(zBuf)-origIndent-6 ){
      zBuf[iBuf]=0;
      iBuf=0;
      fossil_print("%s", zBuf);
    }
    if( c==0 ){
      break;
    }else{

    comment_set_maxchars(indent, &maxChars);
  }
  if( zText==0 ) zText = "(NULL)";
  if( maxChars<=0 ){
    maxChars = strlen(zText);
  }
  /* Ensure the buffer can hold the longest-possible UTF-8 sequences. */
  if( maxChars >= ((int)sizeof(zBuffer)/4-1) ){
    zBuf = fossil_malloc(maxChars*4+1);
  }else{
    zBuf = zBuffer;
  }
  for(;;){
    while( fossil_isspace(zText[0]) ){ zText++; }
    if( zText[0]==0 ){