view lib/wcsspn-impl.h @ 15727:144db791c6fa

Ensure EBADF returns for socket functions on mingw. * lib/accept.c (rpl_accept): Fail with error EBADF if the file descriptor is invalid. * lib/bind.c (rpl_bind): Likewise. * lib/connect.c (rpl_connect): Likewise. * lib/getpeername.c (rpl_getpeername): Likewise. * lib/getsockname.c (rpl_getsockname): Likewise. * lib/getsockopt.c (rpl_getsockopt): Likewise. * lib/listen.c (rpl_listen): Likewise. * lib/recv.c (rpl_recv): Likewise. * lib/recvfrom.c (rpl_recvfrom): Likewise. * lib/send.c (rpl_send): Likewise. * lib/sendto.c (rpl_sendto): Likewise. * lib/setsockopt.c (rpl_setsockopt): Likewise. * lib/shutdown.c (rpl_shutdown): Likewise.
author Bruno Haible <bruno@clisp.org>
date Wed, 21 Sep 2011 00:20:59 +0200
parents 0d372bfa8a0f
children 8250f2777afc
line wrap: on
line source

/* Advance in a wide string, skipping any of a set of wide characters.
   Copyright (C) 1999, 2011 Free Software Foundation, Inc.
   Written by Bruno Haible <bruno@clisp.org>, 1999.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program 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 General Public License for more details.

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

size_t
wcsspn (const wchar_t *wcs, const wchar_t *accept)
{
  /* Optimize two cases.  */
  if (accept[0] == (wchar_t)'\0')
    return 0;

  if (accept[1] == (wchar_t)'\0')
    {
      wchar_t wc = accept[0];
      const wchar_t *ptr = wcs;
      for (; *ptr != (wchar_t)'\0'; ptr++)
        {
          if (*ptr != wc)
            break;
        }
      return ptr - wcs;
    }

  /* General case.  */
  {
    const wchar_t *ptr = wcs;
    for (; *ptr != (wchar_t)'\0'; ptr++)
      {
        if (!wcschr (accept, *ptr))
          break;
      }
    return ptr - wcs;
  }
}