kc3-lang/gnulib/lib/tcgetsid.c

• Show log

  Commit

• 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.
  

Download

• lib/tcgetsid.c

• /* Determine the session ID of the controlling terminal of the current process.
     Copyright (C) 2010-2011 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 2, 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, write to the Free Software Foundation,
     Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  
  #include <config.h>
  
  #define USE_OLD_TTY /* needed on OpenBSD 4.5, so that TIOCGSID gets defined */
  
  /* Specification.  */
  #include <termios.h>
  
  #include <errno.h>
  #include <sys/ioctl.h>
  
  pid_t
  tcgetsid (int fd)
  {
  #ifdef TIOCGSID /* MacOS X, OpenBSD */
    int sid;
  
    if (ioctl (fd, TIOCGSID, &sid) < 0)
      return -1; /* errno is set here */
  
    return sid;
  #else /* FreeBSD, Cygwin, mingw */
    errno = ENOSYS;
    return -1;
  #endif
  }
  

Download