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/* * Copyright (c) 1982, 1986 Regents of the University of California. * All rights reserved. The Berkeley software License Agreement * specifies the terms and conditions for redistribution. * * @(#)callout.h 7.1 (Berkeley) 6/4/86 * * HISTORY * 17-Feb-90 Gregg Kellogg (gk) at NeXT * Added callout_lock. * * 22-Dec-87 Gregg Kellogg (gk) at NeXT * Added c_timeval entry for maintaining microsecond accurate * timeouts. */ #ifndef __CALLOUT__ #define __CALLOUT__ typedef int (*func)(void *); #if NeXT #define CALLOUT_PRI_SOFTINT0 0 #define CALLOUT_PRI_SOFTINT1 1 #define CALLOUT_PRI_RETRACE 2 #define CALLOUT_PRI_DSP 3 #define CALLOUT_PRI_THREAD 4 /* run in a thread */ #define CALLOUT_PRI_NOW 5 /* must be last */ #define N_CALLOUT_PRI 6 #else /* * The callout structure is for * a routine arranging * to be called by the clock interrupt * (clock.c) with a specified argument, * in a specified amount of time. * Used, for example, to time tab * delays on typewriters. */ struct callout { int c_time; /* incremental time */ void *c_arg; /* argument to routine */ func c_func; /* routine */ struct callout *c_next; }; #import <kern/lock.h> extern struct callout *callfree, *callout, calltodo; extern int ncallout; decl_simple_lock_data(extern,callout_lock) #endif #endif
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.