libs/setpgrp.c

   1 /* -*-c-*- */
   2 /* Copyright (C) 2002  Dominik Vogt */
   3 /* This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  */
  17
  18 /*
  19 ** setpgrp.c:
  20 ** Provides a portable replacement for setpgrp
  21 */
  22
  23 #include "config.h"
  24 #include <unistd.h>
  25 #include "setpgrp.h"
  26
  27 int fvwm_setpgrp(void)
  28 {
  29         int rc;
  30
  31 #ifdef HAVE_SETPGID
  32         rc = setpgid(0, 0);
  33 #else
  34
  35 #  ifdef HAVE_SETPGRP
  36 #    ifdef SETPGRP_VOID
  37         rc = setpgrp();
  38 #    else
  39         rc = setpgrp(0, 0);
  40 #    endif
  41 #  else
  42         /* neither setpgrp nor setpgid - just do nothing */
  43         rc = 0;
  44 #  endif
  45 #endif
  46
  47         return rc;
  48 }