sysdeps/posix/wait.c

   1 /* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <ansidecl.h>
  20 #include <sys/wait.h>
  21
  22
  23 /* Wait for a child to die.  When one does, put its status in *STAT_LOC
  24    and return its process ID.  For errors, return (pid_t) -1.  */
  25 __pid_t
  26 DEFUN(__wait, (stat_loc), __WAIT_STATUS_DEFN stat_loc)
  27 {
  28   return __waitpid(WAIT_ANY, (int *) stat_loc, 0);
  29 }
  30
  31 weak_alias (__wait, wait)