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
44 struct cfgfile {
45 STAILQ_ENTRY(cfgfile) cfg_next;
46 char *cfg_path;
47 };
48 STAILQ_HEAD(, cfgfile) cfgfiles;
49
50 struct 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
63 struct 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
86 struct 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
94 struct 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 */
106 char *machinename;
107 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 */
113 struct cputype {
114 char *cpu_name;
115 SLIST_ENTRY(cputype) cpu_next;
116 };
117
118 SLIST_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 */
125 struct 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
SLIST_HEAD(opt_head,opt)134 SLIST_HEAD(opt_head, opt) opt, mkopt, rmopts;
135
136 struct 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
144 SLIST_HEAD(, opt_list) otab;
145
146 struct envvar {
147 char *env_str;
148 bool env_is_file;
149 STAILQ_ENTRY(envvar) envvar_next;
150 };
151
152 STAILQ_HEAD(envvar_head, envvar) envvars;
153
154 struct hint {
155 char *hint_name;
156 STAILQ_ENTRY(hint) hint_next;
157 };
158
159 STAILQ_HEAD(hint_head, hint) hints;
160
161 struct includepath {
162 char *path;
163 SLIST_ENTRY(includepath) path_next;
164 };
165
166 SLIST_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
181 extern char *ident;
182 extern char kernconfstr[];
183 extern int do_trace;
184 extern int incignore;
185
186 char *get_word(FILE *);
187 char *get_quoted_word(FILE *);
188 char *path(const char *);
189 char *raisestr(char *);
190 void remember(const char *);
191 void moveifchanged(const char *, const char *);
192 int yylex(void);
193 void options(void);
194 void makefile(void);
195 void makeenv(void);
196 void makehints(void);
197 void headers(void);
198 void cfgfile_add(const char *);
199 void cfgfile_removeall(void);
200 FILE *open_makefile_template(void);
201
202 extern STAILQ_HEAD(device_head, device) dtab;
203
204 extern char errbuf[80];
205 extern int yyline;
206 extern const char *yyfile;
207
208 extern STAILQ_HEAD(file_list_head, file_list) ftab;
209
210 extern STAILQ_HEAD(files_name_head, files_name) fntab;
211
212 extern int profiling;
213 extern int debugging;
214 extern int found_defaults;
215
216 extern int maxusers;
217 extern int versreq;
218
219 extern char *PREFIX; /* Config file name - for error messages */
220 extern char srcdir[]; /* root of the kernel source tree */
221
222 #define eq(a,b) (!strcmp(a,b))
223 #define ns(s) strdup(s)
224