diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | hurd/hurdpid.c | 11 |
2 files changed, 11 insertions, 5 deletions
@@ -1,3 +1,8 @@ +Tue Dec 19 17:00:42 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> + + * hurd/hurdpid.c (_S_msg_proc_newids): Only run the hook when the + pgrp changes. + Mon Dec 18 13:40:37 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * stdio/fread.c: Don't increment __offset when it's -1. diff --git a/hurd/hurdpid.c b/hurd/hurdpid.c index 23594d9..fa52f19 100644 --- a/hurd/hurdpid.c +++ b/hurd/hurdpid.c @@ -49,23 +49,24 @@ _S_msg_proc_newids (mach_port_t me, task_t task, pid_t ppid, pid_t pgrp, int orphaned) { + int pgrp_changed; + if (task != __mach_task_self ()) return EPERM; __mach_port_deallocate (__mach_task_self (), task); + pgrp_changed = pgrp != _hurd_pgrp; _hurd_ppid = ppid; _hurd_pgrp = pgrp; _hurd_orphaned = orphaned; - /* Run things that want notification of a pgrp change. */ - RUN_HOOK (_hurd_pgrp_changed_hook, (_hurd_pgrp)); + if (pgrp_changed) + /* Run things that want notification of a pgrp change. */ + RUN_HOOK (_hurd_pgrp_changed_hook, (pgrp)); /* Notify any waiting user threads that the id change as been completed. */ ++_hurd_pids_changed_stamp; -#ifdef noteven - __condition_broadcast (&_hurd_pids_changed_sync); -#endif return 0; } |