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[unix-history] / usr / src / usr.sbin / config / config.h

/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*
*      @(#)config.h    5.10 (Berkeley) %G%
*/

/*
* Config.
*/
#include <sys/types.h>

#define NODEV   ((dev_t)-1)

struct file_list {
       struct  file_list *f_next;      
       char    *f_fn;                  /* the name */
       u_char  f_type;                 /* see below */
       u_char  f_flags;                /* see below */
       short   f_special;              /* requires special make rule */
       char    *f_needs;
       /*
        * Random values:
        *      swap space parameters for swap areas
        *      root device, etc. for system specifications
        */
       union {
               struct {                /* when swap specification */
                       dev_t   fuw_swapdev;
                       int     fuw_swapsize;
               } fuw;
               struct {                /* when system specification */
                       dev_t   fus_rootdev;
                       dev_t   fus_argdev;
                       dev_t   fus_dumpdev;
               } fus;
       } fun;
#define f_swapdev       fun.fuw.fuw_swapdev
#define f_swapsize      fun.fuw.fuw_swapsize
#define f_rootdev       fun.fus.fus_rootdev
#define f_argdev        fun.fus.fus_argdev
#define f_dumpdev       fun.fus.fus_dumpdev
};

/*
* Types.
*/
#define DRIVER          1
#define NORMAL          2
#define INVISIBLE       3
#define PROFILING       4
#define SYSTEMSPEC      5
#define SWAPSPEC        6

/*
* Attributes (flags).
*/
#define CONFIGDEP       1

struct  idlst {
       char    *id;
       struct  idlst *id_next;
};

struct device {
       int     d_type;                 /* CONTROLLER, DEVICE, bus adaptor */
       struct  device *d_conn;         /* what it is connected to */
       char    *d_name;                /* name of device (e.g. rk11) */
       struct  idlst *d_vec;           /* interrupt vectors */
       int     d_pri;                  /* interrupt priority */
       int     d_addr;                 /* address of csr */
       int     d_unit;                 /* unit number */
       int     d_drive;                /* drive number */
       int     d_slave;                /* slave number */
#define QUES    -1      /* -1 means '?' */
#define UNKNOWN -2      /* -2 means not set yet */
       int     d_dk;                   /* if init 1 set to number for iostat */
       int     d_flags;                /* flags for device init */
       struct  device *d_next;         /* Next one in list */
};
#define TO_NEXUS        (struct device *)-1
#define TO_VBA          (struct device *)-2

struct config {
       char    *c_dev;
       char    *s_sysname;
};

/*
* Config has a global notion of which machine type is
* being used.  It uses the name of the machine in choosing
* files and directories.  Thus if the name of the machine is ``vax'',
* it will build from ``Makefile.vax'' and use ``../vax/inline''
* in the makerules, etc.
*/
int     machine;
char    *machinename;
#define MACHINE_VAX     1
#define MACHINE_TAHOE   2
#define MACHINE_HP300   3

/*
* For each machine, a set of CPU's may be specified as supported.
* These and the options (below) are put in the C flags in the makefile.
*/
struct cputype {
       char    *cpu_name;
       struct  cputype *cpu_next;
} *cputype;

/*
* A set of options may also be specified which are like CPU types,
* but which may also specify values for the options.
* A separate set of options may be defined for make-style options.
*/
struct opt {
       char    *op_name;
       char    *op_value;
       struct  opt *op_next;
} *opt, *mkopt;

char    *ident;
char    *ns();
char    *tc();
char    *qu();
char    *get_word();
char    *path();
char    *raise();

int     do_trace;

char    *index();
char    *rindex();
char    *malloc();
char    *strcpy();
char    *strcat();

#if MACHINE_VAX
int     seen_mba, seen_uba;
#endif
#if MACHINE_TAHOE
int     seen_vba;
#endif

struct  device *connect();
struct  device *dtab;
dev_t   nametodev();
char    *devtoname();

char    errbuf[80];
int     yyline;

struct  file_list *ftab, *conf_list, **confp;

int     timezone, hadtz;
int     dst;
int     profiling;
int     debugging;

int     maxusers;

#define eq(a,b) (!strcmp(a,b))