/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */ /* The copyright notice above does not evidence any */ /* actual or intended publication of such source code. */ #ifndef _SYS_VAR_H #define _SYS_VAR_H #pragma ident "@(#)var.h 1.9 95/08/22 SMI" /* SVr4.0 11.18 */ #ifdef __cplusplus extern "C" { #endif /* * System Configuration Information */ struct var { int v_buf; /* Nbr of I/O buffers. */ int v_call; /* Nbr of callout (timeout) entries. */ int v_proc; /* Max processes system wide */ int v_maxupttl; /* Max user processes system wide */ int v_nglobpris; /* Nbr of global sched prios configured */ int v_maxsyspri; /* Max global pri used by sys class. */ int v_clist; /* Nbr of clists allocated. */ int v_maxup; /* Max number of processes per user. */ int v_hbuf; /* Nbr of hash buffers to allocate. */ int v_hmask; /* Hash mask for buffers. */ int v_pbuf; /* Nbr of physical I/O buffers. */ int v_sptmap; /* Size of system virtual space */ /* allocation map. */ int v_maxpmem; /* The maximum physical memory to use. */ /* If v_maxpmem == 0, then use all */ /* available physical memory. */ /* Otherwise, value is amount of mem to */ /* use specified in pages. */ int v_autoup; /* The age a delayed-write buffer must */ /* be in seconds before bdflush will */ /* write it out. */ int v_bufhwm; /* high-water-mark of buffer cache */ /* memory usage, in units of K Bytes */ /* #ifdef MERGE */ int v_xsdsegs; /* Number of XENIX shared data segs */ int v_xsdslots; /* Number of slots in xsdtab[] per segment */ /* #endif MERGE */ }; extern struct var v; #ifdef __cplusplus } #endif #endif /* _SYS_VAR_H */