diff options
Diffstat (limited to 'lib/libc/stdio/fgetwc.c')
-rw-r--r-- | lib/libc/stdio/fgetwc.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/lib/libc/stdio/fgetwc.c b/lib/libc/stdio/fgetwc.c deleted file mode 100644 index 3a5b09b..0000000 --- a/lib/libc/stdio/fgetwc.c +++ /dev/null @@ -1,96 +0,0 @@ -/*- - * Copyright (c) 2002-2004 Tim J. Robbins. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "namespace.h" -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <wchar.h> -#include "un-namespace.h" -#include "libc_private.h" -#include "local.h" -#include "mblocal.h" - -/* - * MT-safe version. - */ -wint_t -fgetwc(FILE *fp) -{ - wint_t r; - - FLOCKFILE(fp); - ORIENT(fp, 1); - r = __fgetwc(fp); - FUNLOCKFILE(fp); - - return (r); -} - -/* - * Non-MT-safe version. - */ -wint_t -__fgetwc(FILE *fp) -{ - wchar_t wc; - size_t nconv; - - if (fp->_r <= 0 && __srefill(fp)) - return (WEOF); - if (MB_CUR_MAX == 1) { - /* Fast path for single-byte encodings. */ - wc = *fp->_p++; - fp->_r--; - return (wc); - } - do { - nconv = __mbrtowc(&wc, fp->_p, fp->_r, &fp->_mbstate); - if (nconv == (size_t)-1) - break; - else if (nconv == (size_t)-2) - continue; - else if (nconv == 0) { - /* - * Assume that the only valid representation of - * the null wide character is a single null byte. - */ - fp->_p++; - fp->_r--; - return (L'\0'); - } else { - fp->_p += nconv; - fp->_r -= nconv; - return (wc); - } - } while (__srefill(fp) == 0); - fp->_flags |= __SERR; - errno = EILSEQ; - return (WEOF); -} |