root/trunk/lib_internal/command-wait.c

Revision 1618, 1.2 kB (checked in by ensc, 4 years ago)

fixed stupid typo

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1 // $Id$    --*- c -*--
2
3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
4 // 
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; version 2 of the License.
8 // 
9 // This program 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
12 // GNU General Public License for more details.
13 // 
14 // You should have received a copy of the GNU General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18
19 #ifdef HAVE_CONFIG_H
20 include <config.h>
21 #endif
22
23 #include "command.h"
24 #include <errno.h>
25
26 bool
27 Command_wait(struct Command *cmd, bool do_block)
28 {
29   int           rc;
30  
31   if (cmd->rc!=-1) return true;
32
33   switch (wait4(cmd->pid, &rc, (!do_block ? WNOHANG : 0), &cmd->rusage)) {
34     case  0     :  break;
35     case -1     :  cmd->err = errno; break;
36     default     :  cmd->rc  = rc;    return true;
37   }
38
39   return false;
40 }
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