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authorhongbotian <hongbo.tianhongbo@huawei.com>2015-11-30 01:35:09 -0500
committerhongbotian <hongbo.tianhongbo@huawei.com>2015-11-30 01:36:35 -0500
commitcc40af334e619bb549038238507407866f774f8f (patch)
tree43ddc1974f72997a57173151eafb23e6025a13c9 /rubbos/app/apache2/include/apr_signal.h
parent68e74fd78b2485e5914ce34a5b30f4485029e021 (diff)
upload apache
JIRA: BOTTLENECK-10 Change-Id: I67eae31de6dc824097dfa56ab454ba36fdd23a2c Signed-off-by: hongbotian <hongbo.tianhongbo@huawei.com>
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+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+#ifndef APR_SIGNAL_H
+#define APR_SIGNAL_H
+
+/**
+ * @file apr_signal.h
+ * @brief APR Signal Handling
+ */
+
+#include "apr.h"
+#include "apr_pools.h"
+
+#if APR_HAVE_SIGNAL_H
+#include <signal.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @defgroup apr_signal Handling
+ * @ingroup APR
+ * @{
+ */
+
+#if APR_HAVE_SIGACTION || defined(DOXYGEN)
+
+#if defined(DARWIN) && !defined(__cplusplus) && !defined(_ANSI_SOURCE)
+/* work around Darwin header file bugs
+ * http://www.opensource.apple.com/bugs/X/BSD%20Kernel/2657228.html
+ */
+#undef SIG_DFL
+#undef SIG_IGN
+#undef SIG_ERR
+#define SIG_DFL (void (*)(int))0
+#define SIG_IGN (void (*)(int))1
+#define SIG_ERR (void (*)(int))-1
+#endif
+
+/** Function prototype for signal handlers */
+typedef void apr_sigfunc_t(int);
+
+/**
+ * Set the signal handler function for a given signal
+ * @param signo The signal (eg... SIGWINCH)
+ * @param func the function to get called
+ */
+APR_DECLARE(apr_sigfunc_t *) apr_signal(int signo, apr_sigfunc_t * func);
+
+#if defined(SIG_IGN) && !defined(SIG_ERR)
+#define SIG_ERR ((apr_sigfunc_t *) -1)
+#endif
+
+#else /* !APR_HAVE_SIGACTION */
+#define apr_signal(a, b) signal(a, b)
+#endif
+
+
+/**
+ * Get the description for a specific signal number
+ * @param signum The signal number
+ * @return The description of the signal
+ */
+APR_DECLARE(const char *) apr_signal_description_get(int signum);
+
+/** @deprecated @see apr_signal_description_get */
+APR_DECLARE(const char *) apr_signal_get_description(int signum);
+
+/**
+ * APR-private function for initializing the signal package
+ * @internal
+ * @param pglobal The internal, global pool
+ */
+void apr_signal_init(apr_pool_t *pglobal);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* APR_SIGNAL_H */