1 /* 2 * Copyright (c) 1980, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)config.h 8.1 (Berkeley) 6/6/93 30 * $FreeBSD$ 31 */ 32 33 /* 34 * Config. 35 */ 36 #include <sys/types.h> 37 #include <sys/queue.h> 38 #include <stdbool.h> 39 #include <stdlib.h> 40 #include <string.h> 41 42 struct cfgfile { 43 STAILQ_ENTRY(cfgfile) cfg_next; 44 char *cfg_path; 45 }; 46 extern STAILQ_HEAD(cfgfile_head, cfgfile) cfgfiles; 47 48 struct file_list { 49 STAILQ_ENTRY(file_list) f_next; 50 char *f_fn; /* the name */ 51 int f_type; /* type */ 52 u_char f_flags; /* see below */ 53 char *f_compilewith; /* special make rule if present */ 54 char *f_depends; /* additional dependencies */ 55 char *f_clean; /* File list to add to clean rule */ 56 char *f_warn; /* warning message */ 57 const char *f_objprefix; /* prefix string for object name */ 58 const char *f_srcprefix; /* source prefix such as $S/ */ 59 }; 60 61 struct files_name { 62 char *f_name; 63 STAILQ_ENTRY(files_name) f_next; 64 }; 65 66 /* 67 * Types. 68 */ 69 #define NORMAL 1 70 #define PROFILING 3 71 #define NODEPEND 4 72 #define LOCAL 5 73 #define DEVDONE 0x80000000 74 #define TYPEMASK 0x7fffffff 75 76 /* 77 * Attributes (flags). 78 */ 79 #define NO_IMPLCT_RULE 1 80 #define NO_OBJ 2 81 #define BEFORE_DEPEND 4 82 #define NOWERROR 16 83 84 struct device { 85 int d_done; /* processed */ 86 char *d_name; /* name of device (e.g. rk11) */ 87 #define UNKNOWN -2 /* -2 means not set yet */ 88 STAILQ_ENTRY(device) d_next; /* Next one in list */ 89 }; 90 91 struct config { 92 char *s_sysname; 93 }; 94 95 /* 96 * Config has a global notion of which machine type is 97 * being used. It uses the name of the machine in choosing 98 * files and directories. Thus if the name of the machine is ``i386'', 99 * it will build from ``Makefile.i386'' and use ``../i386/inline'' 100 * in the makerules, etc. machinearch is the global notion of the 101 * MACHINE_ARCH for this MACHINE. 102 */ 103 extern char *machinename; 104 extern char *machinearch; 105 106 /* 107 * For each machine, a set of CPU's may be specified as supported. 108 * These and the options (below) are put in the C flags in the makefile. 109 */ 110 struct cputype { 111 char *cpu_name; 112 SLIST_ENTRY(cputype) cpu_next; 113 }; 114 115 extern SLIST_HEAD(cputype_head, cputype) cputype; 116 117 /* 118 * A set of options may also be specified which are like CPU types, 119 * but which may also specify values for the options. 120 * A separate set of options may be defined for make-style options. 121 */ 122 struct opt { 123 char *op_name; 124 char *op_value; 125 int op_ownfile; /* true = own file, false = makefile */ 126 SLIST_ENTRY(opt) op_next; 127 SLIST_ENTRY(opt) op_append; 128 }; 129 130 extern SLIST_HEAD(opt_head, opt) opt, mkopt, rmopts; 131 132 struct opt_list { 133 char *o_name; 134 char *o_file; 135 int o_flags; 136 #define OL_ALIAS 1 137 SLIST_ENTRY(opt_list) o_next; 138 }; 139 140 extern SLIST_HEAD(opt_list_head, opt_list) otab; 141 142 struct envvar { 143 char *env_str; 144 bool env_is_file; 145 STAILQ_ENTRY(envvar) envvar_next; 146 }; 147 148 extern STAILQ_HEAD(envvar_head, envvar) envvars; 149 150 struct hint { 151 char *hint_name; 152 STAILQ_ENTRY(hint) hint_next; 153 }; 154 155 extern STAILQ_HEAD(hint_head, hint) hints; 156 157 struct includepath { 158 char *path; 159 SLIST_ENTRY(includepath) path_next; 160 }; 161 162 extern SLIST_HEAD(includepath_head, includepath) includepath; 163 164 /* 165 * Tag present in the kernconf.tmpl template file. It's mandatory for those 166 * two strings to be the same. Otherwise you'll get into trouble. 167 */ 168 #define KERNCONFTAG "%%KERNCONFFILE%%" 169 170 /* 171 * Faked option to note, that the configuration file has been taken from the 172 * kernel file and inclusion of DEFAULTS etc.. isn't nessesery, because we 173 * already have a list of all required devices. 174 */ 175 #define OPT_AUTOGEN "CONFIG_AUTOGENERATED" 176 177 extern char *ident; 178 extern char kernconfstr[]; 179 extern int do_trace; 180 extern int incignore; 181 182 char *get_word(FILE *); 183 char *get_quoted_word(FILE *); 184 char *path(const char *); 185 char *raisestr(char *); 186 void remember(const char *); 187 void moveifchanged(const char *, const char *); 188 int yylex(void); 189 void options(void); 190 void makefile(void); 191 void makeenv(void); 192 void makehints(void); 193 void headers(void); 194 void cfgfile_add(const char *); 195 void cfgfile_removeall(void); 196 FILE *open_makefile_template(void); 197 198 extern STAILQ_HEAD(device_head, device) dtab; 199 200 extern char errbuf[80]; 201 extern int yyline; 202 extern const char *yyfile; 203 204 extern STAILQ_HEAD(file_list_head, file_list) ftab; 205 206 extern STAILQ_HEAD(files_name_head, files_name) fntab; 207 208 extern int profiling; 209 extern int debugging; 210 extern int found_defaults; 211 212 extern int maxusers; 213 extern int versreq; 214 215 extern char *PREFIX; /* Config file name - for error messages */ 216 extern char srcdir[]; /* root of the kernel source tree */ 217 218 #define eq(a,b) (!strcmp(a,b)) 219 #define ns(s) strdup(s) 220