xref: /illumos-gate/usr/src/cmd/sendmail/libsm/feof.c (revision 2a8bcb4e)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
3*7c478bd9Sstevel@tonic-gate  *      All rights reserved.
4*7c478bd9Sstevel@tonic-gate  * Copyright (c) 1990, 1993
5*7c478bd9Sstevel@tonic-gate  *	The Regents of the University of California.  All rights reserved.
6*7c478bd9Sstevel@tonic-gate  *
7*7c478bd9Sstevel@tonic-gate  * This code is derived from software contributed to Berkeley by
8*7c478bd9Sstevel@tonic-gate  * Chris Torek.
9*7c478bd9Sstevel@tonic-gate  *
10*7c478bd9Sstevel@tonic-gate  * By using this file, you agree to the terms and conditions set
11*7c478bd9Sstevel@tonic-gate  * forth in the LICENSE file which can be found at the top level of
12*7c478bd9Sstevel@tonic-gate  * the sendmail distribution.
13*7c478bd9Sstevel@tonic-gate  */
14*7c478bd9Sstevel@tonic-gate 
15*7c478bd9Sstevel@tonic-gate #include <sm/gen.h>
16*7c478bd9Sstevel@tonic-gate SM_RCSID("@(#)$Id: feof.c,v 1.11 2001/04/03 01:46:40 ca Exp $")
17*7c478bd9Sstevel@tonic-gate #include <sm/io.h>
18*7c478bd9Sstevel@tonic-gate #include <sm/assert.h>
19*7c478bd9Sstevel@tonic-gate #include "local.h"
20*7c478bd9Sstevel@tonic-gate 
21*7c478bd9Sstevel@tonic-gate /*
22*7c478bd9Sstevel@tonic-gate **  SM_IO_EOF -- subroutine version of the macro sm_io_eof.
23*7c478bd9Sstevel@tonic-gate **
24*7c478bd9Sstevel@tonic-gate **  Tests if the file for 'fp' has reached the end.
25*7c478bd9Sstevel@tonic-gate **
26*7c478bd9Sstevel@tonic-gate **	Parameters:
27*7c478bd9Sstevel@tonic-gate **		fp -- file pointer.
28*7c478bd9Sstevel@tonic-gate **
29*7c478bd9Sstevel@tonic-gate **	Returns:
30*7c478bd9Sstevel@tonic-gate **		0 (zero) when the file is not at end
31*7c478bd9Sstevel@tonic-gate **		non-zero when EOF has been found
32*7c478bd9Sstevel@tonic-gate */
33*7c478bd9Sstevel@tonic-gate #undef sm_io_eof
34*7c478bd9Sstevel@tonic-gate 
35*7c478bd9Sstevel@tonic-gate int
36*7c478bd9Sstevel@tonic-gate sm_io_eof(fp)
37*7c478bd9Sstevel@tonic-gate 	SM_FILE_T *fp;
38*7c478bd9Sstevel@tonic-gate {
39*7c478bd9Sstevel@tonic-gate 	SM_REQUIRE_ISA(fp, SmFileMagic);
40*7c478bd9Sstevel@tonic-gate 
41*7c478bd9Sstevel@tonic-gate 	return sm_eof(fp);
42*7c478bd9Sstevel@tonic-gate }
43