1 /* -*- buffer-read-only: t -*- vi: set ro: */
2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
3 /* Convert string to wide string.
4 Copyright (C) 2008-2014 Free Software Foundation, Inc.
5 Written by Bruno Haible <bruno@clisp.org>, 2008.
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 mbsrtowcs (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps)
24 ps = &_gl_mbsrtowcs_state;
26 const char *src = *srcp;
30 wchar_t *destptr = dest;
32 for (; len > 0; destptr++, len--)
37 /* An optimized variant of
38 src_avail = strnlen1 (src, MB_LEN_MAX); */
41 else if (src[1] == '\0')
43 else if (src[2] == '\0')
45 else if (MB_LEN_MAX <= 4 || src[3] == '\0')
48 src_avail = 4 + strnlen1 (src + 4, MB_LEN_MAX - 4);
50 /* Parse the next multibyte character. */
51 ret = mbrtowc (destptr, src, src_avail, ps);
53 if (ret == (size_t)(-2))
54 /* Encountered a multibyte character that extends past a '\0' byte
55 or that is longer than MB_LEN_MAX bytes. Cannot happen. */
58 if (ret == (size_t)(-1))
63 /* Here mbsinit (ps). */
70 return destptr - dest;
74 /* Ignore dest and len, don't store *srcp at the end, and
76 mbstate_t state = *ps;
77 size_t totalcount = 0;
84 /* An optimized variant of
85 src_avail = strnlen1 (src, MB_LEN_MAX); */
88 else if (src[1] == '\0')
90 else if (src[2] == '\0')
92 else if (MB_LEN_MAX <= 4 || src[3] == '\0')
95 src_avail = 4 + strnlen1 (src + 4, MB_LEN_MAX - 4);
97 /* Parse the next multibyte character. */
98 ret = mbrtowc (NULL, src, src_avail, &state);
100 if (ret == (size_t)(-2))
101 /* Encountered a multibyte character that extends past a '\0' byte
102 or that is longer than MB_LEN_MAX bytes. Cannot happen. */
105 if (ret == (size_t)(-1))
109 /* Here mbsinit (&state). */