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Current Path : /proc/thread-self/root/proc/thread-self/root/usr/include/bind9-export/isc/ |
Current File : //proc/thread-self/root/proc/thread-self/root/usr/include/bind9-export/isc/condition.h |
/* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, you can obtain one at https://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ /* * This provides a limited subset of the isc_condition_t * functionality for use by single-threaded programs that * need to block waiting for events. Only a single * call to isc_condition_wait() may be blocked at any given * time, and the _waituntil and _broadcast functions are not * supported. This is intended primarily for use by the omapi * library, and may go away once omapi goes away. Use for * other purposes is strongly discouraged. */ #ifndef ISC_CONDITION_H #define ISC_CONDITION_H 1 #include <isc/mutex.h> typedef int isc_condition_t; isc_result_t isc__nothread_wait_hack(isc_condition_t *cp, isc_mutex_t *mp); isc_result_t isc__nothread_signal_hack(isc_condition_t *cp); #define isc_condition_init(cp) \ (*(cp) = 0, ISC_R_SUCCESS) #define isc_condition_wait(cp, mp) \ isc__nothread_wait_hack(cp, mp) #define isc_condition_waituntil(cp, mp, tp) \ ((void)(cp), (void)(mp), (void)(tp), ISC_R_NOTIMPLEMENTED) #define isc_condition_signal(cp) \ isc__nothread_signal_hack(cp) #define isc_condition_broadcast(cp) \ ((void)(cp), ISC_R_NOTIMPLEMENTED) #define isc_condition_destroy(cp) \ (*(cp) == 0 ? (*(cp) = -1, ISC_R_SUCCESS) : ISC_R_UNEXPECTED) #endif /* ISC_CONDITION_H */