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source: kBuild/vendor/grep/2.12/lib/wctob.c@ 2595

Last change on this file since 2595 was 2595, checked in by bird, 12 years ago

gnu grep version 2.12 (grep-2.12.tar.xz, md5sum=8d2f0346d08b13c18afb81f0e8aa1e2f)

  • Property svn:eol-style set to native
File size: 1.2 KB
Line 
1/* Convert wide character to unibyte character.
2 Copyright (C) 2008, 2010-2012 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2008.
4
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18#include <config.h>
19
20/* Specification. */
21#include <wchar.h>
22
23#include <stdio.h>
24#include <stdlib.h>
25
26int
27wctob (wint_t wc)
28{
29 char buf[64];
30
31 if (!(MB_CUR_MAX <= sizeof (buf)))
32 abort ();
33 /* Handle the case where WEOF is a value that does not fit in a wchar_t. */
34 if (wc == (wchar_t)wc)
35 if (wctomb (buf, (wchar_t)wc) == 1)
36 return (unsigned char) buf[0];
37 return EOF;
38}
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