xref: /titanic_50/usr/src/cmd/sendmail/libsm/get.c (revision 554ff184129088135ad2643c1c9832174a17be88)
1 /*
2  * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
3  *      All rights reserved.
4  * Copyright (c) 1990, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Chris Torek.
9  *
10  * By using this file, you agree to the terms and conditions set
11  * forth in the LICENSE file which can be found at the top level of
12  * the sendmail distribution.
13  */
14 
15 #pragma ident	"%Z%%M%	%I%	%E% SMI"
16 
17 #include <sm/gen.h>
18 SM_RCSID("@(#)$Id: get.c,v 1.16 2001/01/28 00:29:35 ca Exp $")
19 #include <sm/io.h>
20 #include <sm/assert.h>
21 #include "local.h"
22 
23 /*
24 **  SM_IO_GETC -- get a character from a file
25 **
26 **	Parameters:
27 **		fp -- the file to get the character from
28 **		timeout -- time to complete getc
29 **
30 **	Returns:
31 **		Success: the value of the character read.
32 **		Failure: SM_IO_EOF
33 **
34 **	This is a function version of the macro (in <sm/io.h>).
35 **	It is guarded with locks (which are currently not functional)
36 **	for multi-threaded programs.
37 */
38 
39 #undef sm_io_getc
40 
41 int
42 sm_io_getc(fp, timeout)
43 	register SM_FILE_T *fp;
44 	int timeout;
45 {
46 	SM_REQUIRE_ISA(fp, SmFileMagic);
47 	return sm_getc(fp, timeout);
48 }
49