b117f744e1
1999-03-15 Ulrich Drepper <drepper@cygnus.com> * iconv/gconv.h (gconv_fct): Change parameter from `char' to `unsigned char'. (gconv_step_data): Likewise. * iconv/gconv_int.h (__gconv): Likewise. (__BUILINT_TRANS): Likewise. * iconv/gconv.c (__gconv): Likewise. * iconv/iconv.c (iconv): Add casts for call of __gconv. * iconv/skeleton.c: Change local parameters and variable from `char' to `unsigned char'. Remove casts from calls into modules. * iconvdata/iso-2022-jp.c (gconv): Change local variable outbuf from `char' to `unsigned char'. * wcsmbs/btowc.c: Change pointers from `char *' to `unsigned char *'. * 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.
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
/* Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@gnu.org>, 1996.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <gconv.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
#include <wcsmbsload.h>
|
|
#include <limits.h>
|
|
|
|
|
|
wint_t
|
|
__btowc (c)
|
|
int c;
|
|
{
|
|
wchar_t result;
|
|
struct gconv_step_data data;
|
|
unsigned char inbuf[1];
|
|
const unsigned char *inptr = inbuf;
|
|
size_t dummy;
|
|
int status;
|
|
|
|
/* If the parameter does not fit into one byte or it is the EOF value
|
|
we can give the answer now. */
|
|
if (c < SCHAR_MIN || c > UCHAR_MAX || c == EOF)
|
|
return WEOF;
|
|
|
|
/* Tell where we want the result. */
|
|
data.outbuf = (unsigned char *) &result;
|
|
data.outbufend = data.outbuf + sizeof (wchar_t);
|
|
data.invocation_counter = 0;
|
|
data.internal_use = 1;
|
|
data.is_last = 1;
|
|
data.statep = &data.__state;
|
|
|
|
/* Make sure we start in the initial state. */
|
|
memset (&data.__state, '\0', sizeof (mbstate_t));
|
|
|
|
/* Make sure we use the correct function. */
|
|
update_conversion_ptrs ();
|
|
|
|
/* Create the input string. */
|
|
inbuf[0] = c;
|
|
|
|
status = (*__wcsmbs_gconv_fcts.towc->fct) (__wcsmbs_gconv_fcts.towc, &data,
|
|
&inptr, inptr + 1, &dummy, 0);
|
|
/* The conversion failed. */
|
|
if (status != GCONV_OK && status != GCONV_FULL_OUTPUT
|
|
&& status != GCONV_EMPTY_INPUT)
|
|
result = WEOF;
|
|
|
|
return result;
|
|
}
|
|
weak_alias (__btowc, btowc)
|