xref: /original-bsd/usr.bin/pascal/libpc/TELL.c (revision 42f60e33)
1 /*-
2  * Copyright (c) 1979, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)TELL.c	8.1 (Berkeley) 06/06/93";
10 #endif /* not lint */
11 
12 #include "h00vars.h"
13 
14 /*
15  * Find current location
16  */
17 struct seekptr
18 TELL(curfile)
19 
20 	register struct iorec	*curfile;
21 {
22 	struct seekptr loc;
23 
24 	if ((curfile->funit & FREAD) && (curfile->funit & SYNC) == 0) {
25 		fseek(curfile->fbuf, -curfile->fsize, 1);
26 		curfile->funit |= SYNC;
27 	}
28 	loc.cnt = ftell(curfile->fbuf);
29 	return loc;
30 }
31