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Diffstat (limited to 'wcsmbs/wcrtomb.c')
| -rw-r--r-- | wcsmbs/wcrtomb.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/wcsmbs/wcrtomb.c b/wcsmbs/wcrtomb.c deleted file mode 100644 index cc74503374..0000000000 --- a/wcsmbs/wcrtomb.c +++ /dev/null @@ -1,120 +0,0 @@ -/* Copyright (C) 1996-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <assert.h> -#include <dlfcn.h> -#include <errno.h> -#include <gconv.h> -#include <stdlib.h> -#include <wchar.h> -#include <wcsmbsload.h> - -#include <sysdep.h> - -#ifndef EILSEQ -# define EILSEQ EINVAL -#endif - - -/* This is the private state used if PS is NULL. */ -static mbstate_t state; - -size_t -__wcrtomb (char *s, wchar_t wc, mbstate_t *ps) -{ - char buf[MB_LEN_MAX]; - struct __gconv_step_data data; - int status; - size_t result; - size_t dummy; - const struct gconv_fcts *fcts; - - /* Set information for this step. */ - data.__invocation_counter = 0; - data.__internal_use = 1; - data.__flags = __GCONV_IS_LAST; - data.__statep = ps ?: &state; - - /* A first special case is if S is NULL. This means put PS in the - initial state. */ - if (s == NULL) - { - s = buf; - wc = L'\0'; - } - - /* Tell where we want to have the result. */ - data.__outbuf = (unsigned char *) s; - data.__outbufend = (unsigned char *) s + MB_CUR_MAX; - - /* Get the conversion functions. */ - fcts = get_gconv_fcts (_NL_CURRENT_DATA (LC_CTYPE)); - __gconv_fct fct = fcts->tomb->__fct; -#ifdef PTR_DEMANGLE - if (fcts->tomb->__shlib_handle != NULL) - PTR_DEMANGLE (fct); -#endif - - /* If WC is the NUL character we write into the output buffer the byte - sequence necessary for PS to get into the initial state, followed - by a NUL byte. */ - if (wc == L'\0') - { - status = DL_CALL_FCT (fct, (fcts->tomb, &data, NULL, NULL, - NULL, &dummy, 1, 1)); - - if (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT) - *data.__outbuf++ = '\0'; - } - else - { - /* Do a normal conversion. */ - const unsigned char *inbuf = (const unsigned char *) &wc; - - status = DL_CALL_FCT (fct, - (fcts->tomb, &data, &inbuf, - inbuf + sizeof (wchar_t), NULL, &dummy, 0, 1)); - } - - /* There must not be any problems with the conversion but illegal input - characters. The output buffer must be large enough, otherwise the - definition of MB_CUR_MAX is not correct. All the other possible - errors also must not happen. */ - assert (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT - || status == __GCONV_ILLEGAL_INPUT - || status == __GCONV_INCOMPLETE_INPUT - || status == __GCONV_FULL_OUTPUT); - - if (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT - || status == __GCONV_FULL_OUTPUT) - result = data.__outbuf - (unsigned char *) s; - else - { - result = (size_t) -1; - __set_errno (EILSEQ); - } - - return result; -} -weak_alias (__wcrtomb, wcrtomb) -libc_hidden_weak (wcrtomb) - -/* There should be no difference between the UTF-32 handling required - by c32rtomb and the wchar_t handling which has long since been - implemented in wcrtomb. */ -weak_alias (__wcrtomb, c32rtomb) |