xref: /original-bsd/usr.bin/pascal/libpc/FLUSH.c (revision ab0b9960)
1 /*-
2  * Copyright (c) 1979 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)FLUSH.c	1.3 (Berkeley) 04/09/90";
10 #endif /* not lint */
11 
12 #include "h00vars.h"
13 
14 FLUSH(curfile)
15 
16 	register struct iorec	*curfile;
17 {
18 	if (curfile->fblk >= MAXFILES || _actfile[curfile->fblk] != curfile) {
19 		ERROR("Reference to an inactive file\n", 0);
20 		return;
21 	}
22 	if (curfile->funit & FWRITE) {
23 		fflush(curfile->fbuf);
24 	}
25 }
26