From 68567b88ee8f9e395e0c1f0a565affe8a1d4d68b Mon Sep 17 00:00:00 2001 From: Samuel Thibault Date: Sun, 1 Aug 2010 01:05:53 +0200 Subject: Move files to libpthread/ for inclusion along hurd --- libpthread/signal/sigpending.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 libpthread/signal/sigpending.c (limited to 'libpthread/signal/sigpending.c') diff --git a/libpthread/signal/sigpending.c b/libpthread/signal/sigpending.c new file mode 100644 index 00000000..609b55d6 --- /dev/null +++ b/libpthread/signal/sigpending.c @@ -0,0 +1,38 @@ +/* sigpending.c - Generic sigpending implementation. + Copyright (C) 2008 Free Software Foundation, Inc. + Written by Neal H. Walfield . + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License + as published by the Free Software Foundation; either version 3 of + the License, or (at your option) any later version. + + The GNU Hurd 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this program. If not, see + . */ + +#include +#include + +int +sigpending (sigset_t *set) +{ + struct signal_state *ss = &_pthread_self ()->ss; + + pthread_mutex_lock (&ss->lock); + + /* There is no need to lock SIG_LOCK for process_pending since we + just read it, which is atomic. */ + *set = (ss->pending | process_pending) & ss->blocked; + + pthread_mutex_unlock (&ss->lock); + + return 0; +} -- cgit v1.2.3