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Annotation of 43BSD/sys/h/callout.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1982, 1986 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  *
                      6:  *     @(#)callout.h   7.1 (Berkeley) 6/4/86
                      7:  */
                      8: 
                      9: /*
                     10:  * The callout structure is for
                     11:  * a routine arranging
                     12:  * to be called by the clock interrupt
                     13:  * (clock.c) with a specified argument,
                     14:  * in a specified amount of time.
                     15:  * Used, for example, to time tab
                     16:  * delays on typewriters.
                     17:  */
                     18: 
                     19: struct callout {
                     20:        int     c_time;         /* incremental time */
                     21:        caddr_t c_arg;          /* argument to routine */
                     22:        int     (*c_func)();    /* routine */
                     23:        struct  callout *c_next;
                     24: };
                     25: #ifdef KERNEL
                     26: struct callout *callfree, *callout, calltodo;
                     27: int    ncallout;
                     28: #endif

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