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 #include <sm/gen.h>
16 SM_RCSID("@(#)$Id: put.c,v 1.27 2001/12/19 05:19:35 ca Exp $")
17 #include <string.h>
18 #include <errno.h>
19 #include <sm/io.h>
20 #include <sm/assert.h>
21 #include <sm/errstring.h>
22 #include <sm/string.h>
23 #include "local.h"
24 #include "fvwrite.h"
25
26 /*
27 ** SM_IO_PUTC -- output a character to the file
28 **
29 ** Function version of the macro sm_io_putc (in <sm/io.h>).
30 **
31 ** Parameters:
32 ** fp -- file to output to
33 ** timeout -- time to complete putc
34 ** c -- int value of character to output
35 **
36 ** Returns:
37 ** Failure: returns SM_IO_EOF _and_ sets errno
38 ** Success: returns sm_putc() value.
39 **
40 */
41
42 #undef sm_io_putc
43
44 int
45 sm_io_putc(fp, timeout, c)
46 SM_FILE_T *fp;
47 int timeout;
48 int c;
49 {
50 SM_REQUIRE_ISA(fp, SmFileMagic);
51 if (cantwrite(fp))
52 {
53 errno = EBADF;
54 return SM_IO_EOF;
55 }
56 return sm_putc(fp, timeout, c);
57 }
58
59
60 /*
61 ** SM_PERROR -- print system error messages to smioerr
62 **
63 ** Parameters:
64 ** s -- message to print
65 **
66 ** Returns:
67 ** none
68 */
69
70 void
sm_perror(s)71 sm_perror(s)
72 const char *s;
73 {
74 int save_errno = errno;
75
76 if (s != NULL && *s != '\0')
77 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s: ", s);
78 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s\n",
79 sm_errstring(save_errno));
80 }
81