SETUP/config/config.h

   1 /*
   2  * Copyright (c) 1999-2009 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Mach Operating System
  26  * Copyright (c) 1990 Carnegie-Mellon University
  27  * Copyright (c) 1989 Carnegie-Mellon University
  28  * Copyright (c) 1988 Carnegie-Mellon University
  29  * Copyright (c) 1987 Carnegie-Mellon University
  30  * All rights reserved.  The CMU software License Agreement specifies
  31  * the terms and conditions for use and redistribution.
  32  */
  33
  34 /*
  35  * Copyright (c) 1980 Regents of the University of California.
  36  * All rights reserved.
  37  *
  38  * Redistribution and use in source and binary forms are permitted
  39  * provided that the above copyright notice and this paragraph are
  40  * duplicated in all such forms and that any documentation,
  41  * advertising materials, and other materials related to such
  42  * distribution and use acknowledge that the software was developed
  43  * by the University of California, Berkeley.  The name of the
  44  * University may not be used to endorse or promote products derived
  45  * from this software without specific prior written permission.
  46  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  47  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  48  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  49  *
  50  *      @(#)config.h    5.8 (Berkeley) 6/18/88
  51  */
  52
  53 /*
  54  * Config.
  55  */
  56
  57 #include <stdio.h>
  58 #include <sys/types.h>
  59 #include <sys/param.h>
  60 #include <stdlib.h>
  61 #include <string.h>
  62
  63 struct file_list {
  64         struct  file_list *f_next;
  65         char    *f_fn;                  /* the name */
  66         u_char  f_type;                 /* see below */
  67         u_char  f_flags;                /* see below */
  68         short   f_special;              /* requires special make rule */
  69         char    *f_needs;
  70         char    *f_extra;               /* stuff to add to make line */
  71 };
  72
  73 /*
  74  * Types.
  75  */
  76 #define DRIVER          1
  77 #define NORMAL          2
  78 #define INVISIBLE       3
  79 #define PROFILING       4
  80
  81 /*
  82  * Attributes (flags).
  83  */
  84 #define CONFIGDEP       0x01    /* obsolete? */
  85 #define OPTIONSDEF      0x02    /* options definition entry */
  86
  87 struct device {
  88         int     d_type;                 /* CONTROLLER, DEVICE, bus adaptor */
  89         const char      *d_name;        /* name of device (e.g. rk11) */
  90         int     d_slave;                /* slave number */
  91 #define QUES    -1      /* -1 means '?' */
  92 #define UNKNOWN -2      /* -2 means not set yet */
  93         int     d_flags;                /* nlags for device init */
  94         struct  device *d_next;         /* Next one in list */
  95         char    *d_init;                /* pseudo device init routine name */
  96 };
  97
  98 /*
  99  * Config has a global notion of which machine type is
 100  * being used.  It uses the name of the machine in choosing
 101  * files and directories.  Thus if the name of the machine is ``vax'',
 102  * it will build from ``Makefile.vax'' and use ``../vax/inline''
 103  * in the makerules, etc.
 104  */
 105 extern const char       *machinename;
 106
 107 /*
 108  * In order to configure and build outside the kernel source tree,
 109  * we may wish to specify where the source tree lives.
 110  */
 111 extern const char *source_directory;
 112 extern const char *object_directory;
 113 extern char *config_directory;
 114
 115 FILE *fopenp(const char *fpath, char *file, char *complete, const char *ftype);
 116 const char *get_VPATH(void);
 117 #define VPATH   get_VPATH()
 118
 119 /*
 120  * A set of options may also be specified which are like CPU types,
 121  * but which may also specify values for the options.
 122  * A separate set of options may be defined for make-style options.
 123  */
 124 struct opt {
 125         char    *op_name;
 126         char    *op_value;
 127         struct  opt *op_next;
 128 };
 129
 130 extern struct opt *opt, *mkopt, *opt_tail, *mkopt_tail;
 131
 132 const char      *get_word(FILE *fp);
 133 char    *ns(const char *str);
 134 char    *qu(int num);
 135 char    *path(const char *file);
 136
 137 extern int      do_trace;
 138
 139 extern struct   device *dtab;
 140 dev_t   nametodev(char *name, int defunit, char defpartition);
 141 char    *devtoname(dev_t dev);
 142
 143 extern char     errbuf[80];
 144 extern int      yyline;
 145
 146 extern struct   file_list *ftab, *conf_list, **confp;
 147 extern char     *build_directory;
 148
 149 extern int      profiling;
 150
 151 #define eq(a, b) (!strcmp(a,b))
 152
 153 #define DEV_MASK 0x7
 154 #define DEV_SHIFT  3
 155
 156 /* External function references */
 157 char *get_rest(FILE *fp);
 158
 159 int yyparse(void);
 160 void yyerror(const char *s);
 161
 162 void mkioconf(void);
 163
 164 void makefile(void);
 165 void headers(void);
 166 int opteq(const char *cp, const char *dp);
 167
 168 void init_dev(struct device *dp);
 169 void newdev(struct device *dp);
 170 void dev_param(struct device *dp, const char *str, long num);
 171
 172 int searchp(const char *spath, char *file, char *fullname, int (*func)(char *));