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- /* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2000-2003 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
-
- #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 */
-