diff options
Diffstat (limited to 'clib/src/signal.c')
-rw-r--r-- | clib/src/signal.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/clib/src/signal.c b/clib/src/signal.c deleted file mode 100644 index 609cc49..0000000 --- a/clib/src/signal.c +++ /dev/null @@ -1,142 +0,0 @@ -/* IBM_PROLOG_BEGIN_TAG */ -/* This is an automatically generated prolog. */ -/* */ -/* $Source: clib/src/signal.c $ */ -/* */ -/* OpenPOWER FFS Project */ -/* */ -/* Contributors Listed Below - COPYRIGHT 2014,2015 */ -/* [+] International Business Machines Corp. */ -/* */ -/* */ -/* Licensed under the Apache License, Version 2.0 (the "License"); */ -/* you may not use this file except in compliance with the License. */ -/* You may obtain a copy of the License at */ -/* */ -/* http://www.apache.org/licenses/LICENSE-2.0 */ -/* */ -/* Unless required by applicable law or agreed to in writing, software */ -/* distributed under the License is distributed on an "AS IS" BASIS, */ -/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ -/* implied. See the License for the specific language governing */ -/* permissions and limitations under the License. */ -/* */ -/* IBM_PROLOG_END_TAG */ - -/* - * File: signal.c - * Author: Shaun Wetzstein <shaun@us.ibm.com> - * Descr: - * Note: - * Date: 10/03/10 - */ - -#include <unistd.h> -#include <stdarg.h> -#include <stdlib.h> -#include <malloc.h> -#include <stdint.h> -#include <signal.h> -#include <stdio.h> -#include <string.h> -#include <errno.h> -#include <limits.h> - -#include "misc.h" -#include "signal.h" - -/* ======================================================================= */ - -const char *__signal_msg[] = { - "signal: unexpected NULL self pointer", - "signal: unexpected NULL callback structure", -}; - -#define SIGNAL_NULL (__signal_msg[0]) - -/* ======================================================================= */ - -void signal_init(signal_t * self) -{ - if (unlikely(self == NULL)) - throw_unexpected(SIGNAL_NULL); - - if (self->fd != -1) - close(self->fd), self->fd = -1; - - sigemptyset(&self->mask); - self->flags = SFD_CLOEXEC; - - self->fd = signalfd(self->fd, &self->mask, self->flags); - if (unlikely(self->fd == -1)) - throw_errno(errno); -} - -void signal_delete(signal_t * self) -{ - if (unlikely(self == NULL)) - throw_unexpected(SIGNAL_NULL); - - close(self->fd), self->fd = -1; - - if (sigprocmask(SIG_UNBLOCK, &self->mask, NULL) == -1) - throw_errno(errno); - - sigemptyset(&self->mask); - self->flags = 0; -} - -int signal_fileno(signal_t * self) -{ - if (unlikely(self == NULL)) - throw_unexpected(SIGNAL_NULL); - return self->fd; -} - -int signal_setmask(signal_t * self, const sigset_t mask) -{ - if (unlikely(self == NULL)) - throw_unexpected(SIGNAL_NULL); - - self->mask = mask; - - if (sigprocmask(SIG_BLOCK, &self->mask, NULL) == -1) - throw_errno(errno); - - self->fd = signalfd(self->fd, &self->mask, self->flags); - if (unlikely(self->fd == -1)) - throw_errno(errno); - - return self->fd; -} - -#if 0 -void signal_wait1(signal_t * self) -{ - signal_wait2(self, -1); -} - -void signal_wait2(signal_t * self, int timeout) -{ - if (unlikely(self == NULL)) - throw_unexpected(SIGNAL_NULL); - - struct epoll_event events[signal_EVENT_SIZE]; - - int rc = epoll_wait(self->fd, events, - signal_EVENT_SIZE, timeout); - - for (int n = 0; n < rc; n++) { - signal_callback *cb = (signal_callback *) events[n].data.ptr; - if (cb != NULL) - if (cb->func != NULL) - cb->func((signal_event[1]) { { - events[n].data.u64 >> 32, - events[n].events} - } - , cb->data); - } -} -#endif - -/* ======================================================================= */ |