diff options
Diffstat (limited to 'libpthread/sysdeps/generic/pt-cond-signal.c')
| -rw-r--r-- | libpthread/sysdeps/generic/pt-cond-signal.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/libpthread/sysdeps/generic/pt-cond-signal.c b/libpthread/sysdeps/generic/pt-cond-signal.c deleted file mode 100644 index c5e1bc1d..00000000 --- a/libpthread/sysdeps/generic/pt-cond-signal.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Signal a condition. Generic version. - Copyright (C) 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <pthread.h> - -#include <pt-internal.h> - -static int -cond_signal (struct __pthread_cond *cond, int *unblocked) -{ - struct __pthread *wakeup; - - __pthread_spin_lock (&cond->__lock); - wakeup = cond->__queue; - if (wakeup) - __pthread_dequeue (wakeup); - __pthread_spin_unlock (&cond->__lock); - - if (wakeup) - { - /* We found a thread waiting for the condition to be signalled. - Wake it up! */ - __pthread_wakeup (wakeup); - *unblocked = 1; - } - - return 0; -} - -/* Unblock at least one of the threads that are blocked on condition - variable COND. */ -int -pthread_cond_signal (pthread_cond_t *cond) -{ - int unblocked = 0; - - return cond_signal (cond, &unblocked); -} |
