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/* Line breaking auxiliary functions.
   Copyright (C) 2001-2003, 2006-2025 Free Software Foundation, Inc.
   Written by Bruno Haible <bruno@clisp.org>, 2001.

   This file is free software.
   It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
   You can redistribute it and/or modify it under either
     - the terms of the GNU Lesser General Public License as published
       by the Free Software Foundation, either version 3, or (at your
       option) any later version, or
     - the terms of the GNU General Public License as published by the
       Free Software Foundation; either version 2, or (at your option)
       any later version, or
     - the same dual license "the GNU LGPLv3+ or the GNU GPLv2+".

   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 and the GNU General Public License
   for more details.

   You should have received a copy of the GNU Lesser General Public
   License and of the GNU General Public License along with this
   program.  If not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include "unilbrk/ulc-common.h"

#include "c-ctype.h"
#include "c-strcaseeq.h"

int
is_utf8_encoding (const char *encoding)
{
  if (STRCASEEQ (encoding, "UTF-8", 'U', 'T', 'F', '-', '8', 0, 0, 0, 0))
    return 1;
  return 0;
}

#if C_CTYPE_ASCII

/* Tests whether a string is entirely ASCII.  Returns 1 if yes.
   Returns 0 if the string is in an 8-bit encoding or an ISO-2022 encoding.  */
int
is_all_ascii (const char *s, size_t n)
{
  for (; n > 0; s++, n--)
    {
      unsigned char c = (unsigned char) *s;

      if (!(c_isprint (c) || c_isspace (c)))
        return 0;
    }
  return 1;
}

#endif /* C_CTYPE_ASCII */
kc3-lang/gnulib/lib/unilbrk/ulc-common.c

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lib/unilbrk/ulc-common.c
