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Diffstat (limited to 'libpthread/signal/sigwaitinfo.c')
-rw-r--r-- | libpthread/signal/sigwaitinfo.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/libpthread/signal/sigwaitinfo.c b/libpthread/signal/sigwaitinfo.c deleted file mode 100644 index 1b47079e..00000000 --- a/libpthread/signal/sigwaitinfo.c +++ /dev/null @@ -1,74 +0,0 @@ -/* sigwaitinfo.c - Generic sigwaitinfo implementation. - Copyright (C) 2008 Free Software Foundation, Inc. - Written by Neal H. Walfield <neal@gnu.org>. - - 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 - <http://www.gnu.org/licenses/>. */ - -#include <sig-internal.h> -#include <pt-internal.h> - -int -sigwaitinfo (const sigset_t *restrict set, siginfo_t *restrict info) -{ - pthread_mutex_lock (&sig_lock); - - struct signal_state *ss = &_pthread_self ()->ss; - - pthread_mutex_lock (&ss->lock); - - if ((process_pending & *set) || (ss->pending & *set)) - /* There is at least one signal pending. */ - { - bool local = true; - sigset_t extant = process_pending & *set; - if (! extant) - { - local = false; - extant = ss->pending & *set; - } - - assert (extant); - - int signo = l4_msb64 (extant); - - if (info) - { - if (local) - *info = ss->info[signo - 1]; - else - *info = process_pending_info[signo - 1]; - info->si_signo = signo; - } - - sigdelset (&process_pending, signo); - sigdelset (&ss->pending, signo); - - pthread_mutex_unlock (&ss->lock); - pthread_mutex_unlock (&sig_lock); - return 0; - } - - siginfo_t i = sigwaiter_block (ss, set); - assert (i.si_signo); - assert ((sigmask (i.si_signo) & *set)); - - if (info) - *info = i; - - return 0; -} - |