mirror of
https://github.com/signalwire/freeswitch.git
synced 2026-07-14 00:01:56 +00:00
Michael Jerris
23ad42ec71
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13671 d0543943-73ff-0310-b7d9-9358b9ac24b2
120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef PROC_MUTEX_H
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#define PROC_MUTEX_H
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#ifndef __sun
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#ifndef _XOPEN_SOURCE
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#define _XOPEN_SOURCE 600
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#endif
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#endif
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#include "apr.h"
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#include "apr_private.h"
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#include "apr_general.h"
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#include "apr_lib.h"
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#include "apr_proc_mutex.h"
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#include "apr_pools.h"
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#include "apr_portable.h"
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#include "apr_file_io.h"
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#include "apr_arch_file_io.h"
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/* System headers required by Locks library */
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#if APR_HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#if APR_HAVE_STDIO_H
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#include <stdio.h>
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#endif
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#if APR_HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_SYS_IPC_H
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#include <sys/ipc.h>
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#endif
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#ifdef HAVE_SYS_SEM_H
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#include <sys/sem.h>
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#endif
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#ifdef HAVE_SYS_FILE_H
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#include <sys/file.h>
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#endif
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#if APR_HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#if APR_HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if APR_HAVE_STRING_H
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#include <string.h>
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#endif
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#if APR_HAVE_PTHREAD_H
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#include <pthread.h>
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#endif
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#if APR_HAVE_SEMAPHORE_H
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#include <semaphore.h>
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#endif
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/* End System Headers */
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struct apr_proc_mutex_unix_lock_methods_t {
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unsigned int flags;
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apr_status_t (*create)(apr_proc_mutex_t *, const char *);
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apr_status_t (*acquire)(apr_proc_mutex_t *);
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apr_status_t (*tryacquire)(apr_proc_mutex_t *);
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apr_status_t (*release)(apr_proc_mutex_t *);
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apr_status_t (*cleanup)(void *);
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apr_status_t (*child_init)(apr_proc_mutex_t **, apr_pool_t *, const char *);
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const char *name;
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};
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typedef struct apr_proc_mutex_unix_lock_methods_t apr_proc_mutex_unix_lock_methods_t;
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/* bit values for flags field in apr_unix_lock_methods_t */
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#define APR_PROCESS_LOCK_MECH_IS_GLOBAL 1
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#if !APR_HAVE_UNION_SEMUN && defined(APR_HAS_SYSVSEM_SERIALIZE)
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union semun {
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int val;
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struct semid_ds *buf;
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unsigned short *array;
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};
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#endif
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struct apr_proc_mutex_t {
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apr_pool_t *pool;
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const apr_proc_mutex_unix_lock_methods_t *meth;
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const apr_proc_mutex_unix_lock_methods_t *inter_meth;
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int curr_locked;
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char *fname;
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#if APR_HAS_SYSVSEM_SERIALIZE || APR_HAS_FCNTL_SERIALIZE || APR_HAS_FLOCK_SERIALIZE
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apr_file_t *interproc;
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#endif
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#if APR_HAS_POSIXSEM_SERIALIZE
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sem_t *psem_interproc;
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#endif
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#if APR_HAS_PROC_PTHREAD_SERIALIZE
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pthread_mutex_t *pthread_interproc;
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#endif
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};
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void apr_proc_mutex_unix_setup_lock(void);
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#endif /* PROC_MUTEX_H */
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