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2000-06-19 Ulrich Drepper <drepper@redhat.com> * iconv/gconv.h (__gconv_trans_fct): Add new parameter. General namespace cleanup. (struct __gconv_trans_data): Add next field. (struct __gconv_step_data): Make __trans a pointer. * iconv/gconv_conf.c: Split out code to find gconv directories from __gconv_read_conf in new functions. * iconv/gconv_int.h: Define new data structure and declare new functions for handling of gconv directory list. * iconv/gconv_open.c: Allow more than one error handling step being used. Call function to load error handling module if it is none of the builtin transformations. * iconv/gconv_close.c: Add code to free transliteration data. * iconv/gconv_trans.c: Add functions to load and unload modules implementing transliteration etc. * iconv/skeleton.c: Call all context functions now that more than one module is allowed. * iconv/loop.c (STANDARD_ERR_HANDLING): New macro. * iconv/gconv_simple.c: Use STANDARD_ERR_HANDLING macro for places where the full error handling using transliteration is needed. * iconvdata/8bit-gap.c: Likewise. * iconvdata/8bit-generic.c: Likewise. * iconvdata/ansi_x3.110.c: Likewise. * iconvdata/big5.c: Likewise. * iconvdata/big5hkscs.c: Likewise. * iconvdata/euc-cn.c: Likewise. * iconvdata/euc-jp.c: Likewise. * iconvdata/euc-kr.c: Likewise. * iconvdata/euc-tw.c: Likewise. * iconvdata/gbgbk.c: Likewise. * iconvdata/gbk.c: Likewise. * iconvdata/iso-2022-cn.c: Likewise. * iconvdata/iso-2022-jp.c: Likewise. * iconvdata/iso-2022-kr.c: Likewise. * iconvdata/iso646.c: Likewise. * iconvdata/iso8859-1.c: Likewise. * iconvdata/iso_6937-2.c: Likewise. * iconvdata/iso_6937.c: Likewise. * iconvdata/johab.c: Likewise. * iconvdata/sjis.c: Likewise. * iconvdata/t.61.c: Likewise. * iconvdata/uhc.c: Likewise. * iconvdata/unicode.c: Likewise. * iconvdata/utf-16.c: Likewise. * libio/iofwide.c: Reset __trans member of __gconv_trans_data structure correctly after last change. * wcsmbs/btowc.c: Likewise. * wcsmbs/mbrtowc.c: Likewise. * wcsmbs/mbsnrtowcs.c: Likewise. * wcsmbs/mbsrtowcs.c: Likewise. * wcsmbs/wcrtomb.c: Likewise. * wcsmbs/wcsnrtombs.c: Likewise. * wcsmbs/wcsrtombs.c: Likewise. * wcsmbs/wctob.c: Likewise. * localedata/Makefile: Set -Wno-format for some files since gcc does not know all the format specifiers. 2000-06-18 Ulrich Drepper <drepper@redhat.com> * locale/loadlocale.c (_nl_unload_locale): Remove a bit of unneeded code. * locale/lc-time.c (_nl_init_era_entries): Likewise.
74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/* Copyright (C) 1996, 1997, 1998, 1999, 2000 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 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 <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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/* 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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/* Make sure we use the correct function. */
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update_conversion_ptrs ();
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/* Create the input string. */
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inbuf[0] = c;
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status = DL_CALL_FCT (__wcsmbs_gconv_fcts.towc->__fct,
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(__wcsmbs_gconv_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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