1*19d2e3deSDmitry Chagin /* 2*19d2e3deSDmitry Chagin * Copyright (c) 1996 Christos Zoulas. All rights reserved. 3*19d2e3deSDmitry Chagin * 4*19d2e3deSDmitry Chagin * Redistribution and use in source and binary forms, with or without 5*19d2e3deSDmitry Chagin * modification, are permitted provided that the following conditions 6*19d2e3deSDmitry Chagin * are met: 7*19d2e3deSDmitry Chagin * 1. Redistributions of source code must retain the above copyright 8*19d2e3deSDmitry Chagin * notice, this list of conditions and the following disclaimer. 9*19d2e3deSDmitry Chagin * 2. Redistributions in binary form must reproduce the above copyright 10*19d2e3deSDmitry Chagin * notice, this list of conditions and the following disclaimer in the 11*19d2e3deSDmitry Chagin * documentation and/or other materials provided with the distribution. 12*19d2e3deSDmitry Chagin * 13*19d2e3deSDmitry Chagin * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14*19d2e3deSDmitry Chagin * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15*19d2e3deSDmitry Chagin * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16*19d2e3deSDmitry Chagin * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17*19d2e3deSDmitry Chagin * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18*19d2e3deSDmitry Chagin * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19*19d2e3deSDmitry Chagin * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20*19d2e3deSDmitry Chagin * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21*19d2e3deSDmitry Chagin * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22*19d2e3deSDmitry Chagin * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23*19d2e3deSDmitry Chagin */ 24*19d2e3deSDmitry Chagin 25*19d2e3deSDmitry Chagin #ifndef _DOTLOCK_H_ 26*19d2e3deSDmitry Chagin #define _DOTLOCK_H_ 1 27*19d2e3deSDmitry Chagin 28*19d2e3deSDmitry Chagin /* 29*19d2e3deSDmitry Chagin * fname -- Pathname to lock 30*19d2e3deSDmitry Chagin * pollinterval -- Interval (miliseconds) to check for lock, -1 return 31*19d2e3deSDmitry Chagin */ 32*19d2e3deSDmitry Chagin int dot_lock(const char *fname, int pollinterval); 33*19d2e3deSDmitry Chagin void dot_unlock(const char *fname); 34*19d2e3deSDmitry Chagin 35*19d2e3deSDmitry Chagin #endif /* #ifndef _DOTLOCK_H_ */ 36