kc3-lang/gnulib/lib/mkfifo.c

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• Hash : d60f3b0c
  Author :
  Date : 2011-01-01T20:17:23
  

  maint: update almost all copyright ranges to include 2011
  
  Run the new "make update-copyright" rule.
  

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• lib/mkfifo.c

• /* Create a named fifo.
     Copyright (C) 2009-2011 Free Software Foundation, Inc.
  
     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/>.  */
  
  /* written by Eric Blake */
  
  #include <config.h>
  
  #include <sys/stat.h>
  
  #include <errno.h>
  #include <string.h>
  
  #if !HAVE_MKFIFO
  /* Mingw lacks mkfifo; always fail with ENOSYS.  */
  
  int
  mkfifo (char const *name _GL_UNUSED, mode_t mode _GL_UNUSED)
  {
    errno = ENOSYS;
    return -1;
  }
  
  #else /* HAVE_MKFIFO */
  
  # undef mkfifo
  
  /* Create a named fifo FILE, with access permissions in MODE.  Work
  around trailing slash bugs.  */
  
  int
  rpl_mkfifo (char const *name, mode_t mode)
  {
  # if MKFIFO_TRAILING_SLASH_BUG
    size_t len = strlen (name);
    if (len && name[len - 1] == '/')
      {
        struct stat st;
        if (stat (name, &st) == 0)
          errno = EEXIST;
        return -1;
      }
  # endif
    return mkfifo (name, mode);
  }
  #endif /* HAVE_MKFIFO */
  

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