fputwc.c (1e98f88776fc606df245a382685b1ac634a81389) fputwc.c (e74101e4eff767325553039def89de70b70f36d3)
1/*-
1/*-
2 * Copyright (c) 2002-2004 Tim J. Robbins.
2 * Copyright (c) 2002 Tim J. Robbins.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright

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24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD$");
29
30#include "namespace.h"
31#include <errno.h>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright

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24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD$");
29
30#include "namespace.h"
31#include <errno.h>
32#include <limits.h>
32#include <rune.h>
33#include <stdio.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <wchar.h>
36#include "un-namespace.h"
37#include "libc_private.h"
38#include "local.h"
34#include <wchar.h>
35#include "un-namespace.h"
36#include "libc_private.h"
37#include "local.h"
39#include "mblocal.h"
40
38
41/*
42 * Non-MT-safe version.
43 */
44wint_t
39wint_t
45__fputwc(wchar_t wc, FILE *fp)
46{
47 char buf[MB_LEN_MAX];
48 size_t i, len;
49
50 if (MB_CUR_MAX == 1 && wc > 0 && wc <= UCHAR_MAX) {
51 /*
52 * Assume single-byte locale with no special encoding.
53 * A more careful test would be to check
54 * _CurrentRuneLocale->encoding.
55 */
56 *buf = (unsigned char)wc;
57 len = 1;
58 } else {
59 if ((len = __wcrtomb(buf, wc, &fp->_mbstate)) == (size_t)-1) {
60 fp->_flags |= __SERR;
61 return (WEOF);
62 }
63 }
64
65 for (i = 0; i < len; i++)
66 if (__sputc((unsigned char)buf[i], fp) == EOF)
67 return (WEOF);
68
69 return ((wint_t)wc);
70}
71
72/*
73 * MT-safe version.
74 */
75wint_t
76fputwc(wchar_t wc, FILE *fp)
77{
40fputwc(wchar_t wc, FILE *fp)
41{
78 wint_t r;
79
42
80 FLOCKFILE(fp);
81 ORIENT(fp, 1);
82 r = __fputwc(wc, fp);
83 FUNLOCKFILE(fp);
43 ORIENTLOCK(fp, 1);
84
44
85 return (r);
45 return (fputrune((rune_t)wc, fp) != EOF ? (wint_t)wc : WEOF);
86}
46}