kc3-lang/gnulib/lib/mbsrtoc32s.c

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• lib/mbsrtoc32s.c

• /* Convert string to 32-bit wide string.
     Copyright (C) 2020-2023 Free Software Foundation, Inc.
     Written by Bruno Haible <bruno@clisp.org>, 2020.
  
     This file 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.
  
     This file 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 this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include <uchar.h>
  
  #include <wchar.h>
  
  #if (HAVE_WORKING_MBRTOC32 && !defined __GLIBC__) || _GL_LARGE_CHAR32_T
  /* The char32_t encoding of a multibyte character may be different than its
     wchar_t encoding, or char32_t is wider than wchar_t.  */
  
  # include <errno.h>
  # include <limits.h>
  # include <stdlib.h>
  
  # include "strnlen1.h"
  
  extern mbstate_t _gl_mbsrtoc32s_state;
  
  # define FUNC mbsrtoc32s
  # define DCHAR_T char32_t
  # define INTERNAL_STATE _gl_mbsrtoc32s_state
  # define MBRTOWC mbrtoc32
  # include "mbsrtowcs-impl.h"
  
  #else
  /* char32_t and wchar_t are equivalent.  */
  
  static_assert (sizeof (char32_t) == sizeof (wchar_t));
  
  size_t
  mbsrtoc32s (char32_t *dest, const char **srcp, size_t len, mbstate_t *ps)
  {
    return mbsrtowcs ((wchar_t *) dest, srcp, len, ps);
  }
  
  #endif
  

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