1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1980, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 *	@(#)config.h	8.1 (Berkeley) 6/6/93
32 * $FreeBSD$
33 */
34
35/*
36 * Config.
37 */
38#include <sys/types.h>
39#include <sys/queue.h>
40#include <stdbool.h>
41#include <stdlib.h>
42#include <string.h>
43
44struct cfgfile {
45	STAILQ_ENTRY(cfgfile)	cfg_next;
46	char	*cfg_path;
47};
48extern STAILQ_HEAD(cfgfile_head, cfgfile) cfgfiles;
49
50struct file_list {
51	STAILQ_ENTRY(file_list) f_next;
52	char	*f_fn;			/* the name */
53	int     f_type;                 /* type */
54	u_char	f_flags;		/* see below */
55	char	*f_compilewith;		/* special make rule if present */
56	char	*f_depends;		/* additional dependencies */
57	char	*f_clean;		/* File list to add to clean rule */
58	char	*f_warn;		/* warning message */
59	const char *f_objprefix;	/* prefix string for object name */
60	const char *f_srcprefix;	/* source prefix such as $S/ */
61};
62
63struct files_name {
64	char *f_name;
65	STAILQ_ENTRY(files_name) f_next;
66};
67
68/*
69 * Types.
70 */
71#define NORMAL		1
72#define	PROFILING	3
73#define NODEPEND	4
74#define LOCAL		5
75#define DEVDONE		0x80000000
76#define TYPEMASK	0x7fffffff
77
78/*
79 * Attributes (flags).
80 */
81#define NO_IMPLCT_RULE	1
82#define NO_OBJ		2
83#define BEFORE_DEPEND	4
84#define NOWERROR	16
85
86struct device {
87	int	d_done;			/* processed */
88	char	*d_name;		/* name of device (e.g. rk11) */
89	char	*yyfile;		/* name of the file that first include the device */
90#define	UNKNOWN -2	/* -2 means not set yet */
91	STAILQ_ENTRY(device) d_next;	/* Next one in list */
92};
93
94struct config {
95	char	*s_sysname;
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 ``i386'',
102 * it will build from ``Makefile.i386'' and use ``../i386/inline''
103 * in the makerules, etc.  machinearch is the global notion of the
104 * MACHINE_ARCH for this MACHINE.
105 */
106extern char	*machinename;
107extern char	*machinearch;
108
109/*
110 * For each machine, a set of CPU's may be specified as supported.
111 * These and the options (below) are put in the C flags in the makefile.
112 */
113struct cputype {
114	char	*cpu_name;
115	SLIST_ENTRY(cputype) cpu_next;
116};
117
118extern SLIST_HEAD(cputype_head, cputype) cputype;
119
120/*
121 * A set of options may also be specified which are like CPU types,
122 * but which may also specify values for the options.
123 * A separate set of options may be defined for make-style options.
124 */
125struct opt {
126	char	*op_name;
127	char	*op_value;
128	int	op_ownfile;	/* true = own file, false = makefile */
129	char	*yyfile;	/* name of the file that first include the option */
130	SLIST_ENTRY(opt) op_next;
131	SLIST_ENTRY(opt) op_append;
132};
133
134extern SLIST_HEAD(opt_head, opt) opt, mkopt, rmopts;
135
136struct opt_list {
137	char *o_name;
138	char *o_file;
139	int o_flags;
140#define OL_ALIAS	1
141	SLIST_ENTRY(opt_list) o_next;
142};
143
144extern SLIST_HEAD(opt_list_head, opt_list) otab;
145
146struct envvar {
147	char	*env_str;
148	bool	env_is_file;
149	STAILQ_ENTRY(envvar) envvar_next;
150};
151
152extern STAILQ_HEAD(envvar_head, envvar) envvars;
153
154struct hint {
155	char	*hint_name;
156	STAILQ_ENTRY(hint) hint_next;
157};
158
159extern STAILQ_HEAD(hint_head, hint) hints;
160
161struct includepath {
162	char	*path;
163	SLIST_ENTRY(includepath) path_next;
164};
165
166extern SLIST_HEAD(includepath_head, includepath) includepath;
167
168/*
169 * Tag present in the kernconf.tmpl template file. It's mandatory for those
170 * two strings to be the same. Otherwise you'll get into trouble.
171 */
172#define	KERNCONFTAG	"%%KERNCONFFILE%%"
173
174/*
175 * Faked option to note, that the configuration file has been taken from the
176 * kernel file and inclusion of DEFAULTS etc.. isn't nessesery, because we
177 * already have a list of all required devices.
178 */
179#define OPT_AUTOGEN	"CONFIG_AUTOGENERATED"
180
181extern char	*ident;
182extern char	kernconfstr[];
183extern int	do_trace;
184extern int	incignore;
185
186char	*get_word(FILE *);
187char	*get_quoted_word(FILE *);
188char	*path(const char *);
189char	*raisestr(char *);
190void	remember(const char *);
191void	moveifchanged(const char *, const char *);
192int	yylex(void);
193void	options(void);
194void	makefile(void);
195void	makeenv(void);
196void	makehints(void);
197void	headers(void);
198void	cfgfile_add(const char *);
199void	cfgfile_removeall(void);
200FILE	*open_makefile_template(void);
201
202extern STAILQ_HEAD(device_head, device) dtab;
203
204extern char	errbuf[80];
205extern int	yyline;
206extern const	char *yyfile;
207
208extern STAILQ_HEAD(file_list_head, file_list) ftab;
209
210extern STAILQ_HEAD(files_name_head, files_name) fntab;
211
212extern int	profiling;
213extern int	debugging;
214extern int	found_defaults;
215
216extern int	maxusers;
217extern int	versreq;
218
219extern char *PREFIX;		/* Config file name - for error messages */
220extern char srcdir[];		/* root of the kernel source tree */
221
222#define eq(a,b)	(!strcmp(a,b))
223#define ns(s)	strdup(s)
224