void Drop( char ch ) {
//=======================
ftnfile *fcb;
bool save;
int chr_size;
fcb = IOCB->fileinfo;
chr_size = 1;
if( IOCB->flags & DBLE_BYTE_CHAR ) {
// must be processing second byte of double-byte character
IOCB->flags &= ~DBLE_BYTE_CHAR;
} else {
if( CharSetInfo.is_double_byte_char( ch ) ) {
chr_size = 2;
IOCB->flags |= DBLE_BYTE_CHAR;
}
}
if( fcb->col + chr_size > fcb->bufflen ) {
save = ( IOCB->flags & IOF_NOCR ) != 0;
IOCB->flags &= ~IOF_NOCR;
SendEOR();
if( save ) {
IOCB->flags |= IOF_NOCR;
}
if( ( ( IOCB->flags & IOF_NOFMT ) == 0 ) &&
( ( IOCB->set_flags & SET_FMTPTR ) == 0 ) && IsCarriage() ) {
strcpy( fcb->buffer, NormalCtrlSeq );
fcb->col = strlen( NormalCtrlSeq );
}
}
fcb->buffer[ fcb->col ] = ch;
fcb->col++;
}
void _AllocBuffer( ftnfile *fcb ) {
//====================================
if( fcb->buffer == NULL ) {
if( IsCarriage() ) {
fcb->bufflen += strlen( NormalCtrlSeq );
}
fcb->buffer = RChkAlloc( fcb->bufflen + 1 );
}
}