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9ce5071a3d
1998-04-21 19:05 Ulrich Drepper <drepper@cygnus.com> * iconv/gconv.h (struct gconv_step): Add element stateful. * iconv/gconv_builtin.c (__gconv_builtin_trans): Initialize stateful to zero for all internal conversions. * iconv/skeleton.c: Initialize stateful depending on whether or not RESET_STATE is defined to one or zero respectively. * stdlib/mblen.c: Use stateful element of currently selected converter for result if S is NULL. * stdlib/mbtowc.c: Likewise. * stdlib/wctomb.c: Likewise.
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <stdlib.h>
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#include <wchar.h>
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#include <gconv.h>
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#include <wcsmbs/wcsmbsload.h>
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extern mbstate_t __no_r_state; /* Defined in mbtowc.c. */
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/* Convert WCHAR into its multibyte character representation,
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putting this in S and returning its length.
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Attention: this function should NEVER be intentionally used.
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The interface is completely stupid. The state is shared between
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all conversion functions. You should use instead the restartable
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version `wcrtomb'. */
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int
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wctomb (char *s, wchar_t wchar)
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{
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/* If S is NULL the function has to return null or not null
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depending on the encoding having a state depending encoding or
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not. */
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if (s == NULL)
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{
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/* Make sure we use the correct value. */
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update_conversion_ptrs ();
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return __wcsmbs_gconv_fcts.tomb->stateful;
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}
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return __wcrtomb (s, wchar, &__no_r_state);
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}
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