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* wcsmbs/wcsmbsload.h (__wcsmbs_gconv_fcts, __wcsmbs_last_locale, __wcsmbs_to_wc, update_conversion_ptrs): Removed. (__wcsmbs_gconv_fcts_c, _nl_C_LC_CTYPE): New externs. (__wcsmbs_load_conv): Remove const from argument. (_nl_cleanup_ctype): New proto. (get_gconv_fcts): New function. * wcsmbs/wcsmbsload.c (__wcsmbs_last_locale): Removed. (__wcsmbs_to_wc): Rename back to... (to_wc): ... this. (__wcsmbs_gconv_fcts): Rename to... (__wcsmbs_gconv_fcts_c): ... this. Make const. Use to_wc. (lock): Removed. (__libc_setlocale_lock): New extern. (__wcsmbs_load_conv): Remove const from argument. Initialize new_category->private.ctype instead of a global variable. (__wcsmbs_clone_conv): Use get_gconv_fcts instead of update_function_ptrs. No locking is necessary. (_nl_cleanup_ctype): New function. * wcsmbs/btowc.c (__btowc): Use get_gconv_fcts instead of update_function_ptrs and a global __wcsmbs_gconv_fcts variable. * wcsmbs/mbrtowc.c (__mbrtowc): Likewise. * wcsmbs/mbsnrtowcs.c (__mbsnrtowcs): Likewise. * wcsmbs/wcrtomb.c (__wcrtomb): Likewise. * wcsmbs/wcsnrtombs.c (__wcsnrtombs): Likewise. * wcsmbs/wcsrtombs.c (__wcsrtombs): Likewise. * wcsmbs/wctob.c (wctob): Likewise. * stdlib/mblen.c (mblen): Likewise. * stdlib/mbtowc.c (mbtowc): Likewise. * stdlib/wctomb.c (wctomb): Likewise. * wcsmbs/mbsrtowcs.c (__mbsrtowcs): Likewise. Remove calls to wcsmbs_get_towc_func and wcsmbs_free_funcs. * wcsmbs/mbsrtowcs_l.c (wcsmbs_get_towc_func, wcsmbs_free_funcs): Removed.
75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/* Copyright (C) 1996,1997,1998,1999,2000,2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gnu.org>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <dlfcn.h>
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#include <gconv.h>
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#include <wcsmbsload.h>
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#include <limits.h>
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wint_t
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__btowc (c)
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int c;
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{
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wchar_t result;
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struct __gconv_step_data data;
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unsigned char inbuf[1];
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const unsigned char *inptr = inbuf;
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size_t dummy;
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int status;
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const struct gconv_fcts *fcts;
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/* If the parameter does not fit into one byte or it is the EOF value
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we can give the answer now. */
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if (c < SCHAR_MIN || c > UCHAR_MAX || c == EOF)
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return WEOF;
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/* Tell where we want the result. */
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data.__outbuf = (unsigned char *) &result;
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data.__outbufend = data.__outbuf + sizeof (wchar_t);
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data.__invocation_counter = 0;
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data.__internal_use = 1;
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data.__flags = __GCONV_IS_LAST;
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data.__statep = &data.__state;
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data.__trans = NULL;
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/* Make sure we start in the initial state. */
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memset (&data.__state, '\0', sizeof (mbstate_t));
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/* Get the conversion functions. */
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fcts = get_gconv_fcts (_NL_CURRENT_DATA (LC_CTYPE));
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/* Create the input string. */
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inbuf[0] = c;
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status = DL_CALL_FCT (fcts->towc->__fct,
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(fcts->towc, &data, &inptr, inptr + 1,
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NULL, &dummy, 0, 1));
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/* The conversion failed. */
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if (status != __GCONV_OK && status != __GCONV_FULL_OUTPUT
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&& status != __GCONV_EMPTY_INPUT)
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result = WEOF;
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return result;
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}
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weak_alias (__btowc, btowc)
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