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 */ 33 34 /* 35 * Config. 36 */ 37 #include <sys/types.h> 38 #include <sys/queue.h> 39 #include <stdbool.h> 40 #include <stdlib.h> 41 #include <string.h> 42 43 #ifdef __cplusplus 44 #include <string> 45 46 class configword { 47 private: 48 std::string cw_word; 49 bool cw_eof; 50 bool cw_eol; 51 public: 52 configword() : cw_word(""), cw_eof(false), cw_eol(false) {} 53 configword(std::string &&word) : cw_word(word), cw_eof(false), cw_eol(false) {} 54 55 bool eof() const { 56 return (cw_eof); 57 } 58 59 bool eol() const { 60 return (cw_eol); 61 } 62 63 configword &eof(bool eof) { 64 cw_eof = eof; 65 return (*this); 66 } 67 68 configword &eol(bool eol) { 69 cw_eol = eol; 70 return (*this); 71 } 72 73 char operator[](int idx) { 74 return (cw_word[idx]); 75 } 76 77 operator const char*() const { 78 return (cw_word.c_str()); 79 } 80 81 const std::string &operator*() const { 82 return (cw_word); 83 } 84 85 const std::string *operator->() const { 86 return (&cw_word); 87 } 88 }; 89 90 /* 91 * Is it ugly to limit these to C++ files? Yes. 92 */ 93 configword get_word(FILE *); 94 configword get_quoted_word(FILE *); 95 #endif 96 97 __BEGIN_DECLS 98 99 struct cfgfile { 100 STAILQ_ENTRY(cfgfile) cfg_next; 101 char *cfg_path; 102 }; 103 extern STAILQ_HEAD(cfgfile_head, cfgfile) cfgfiles; 104 105 struct file_list { 106 STAILQ_ENTRY(file_list) f_next; 107 char *f_fn; /* the name */ 108 int f_type; /* type */ 109 u_char f_flags; /* see below */ 110 char *f_compilewith; /* special make rule if present */ 111 char *f_depends; /* additional dependencies */ 112 char *f_clean; /* File list to add to clean rule */ 113 char *f_warn; /* warning message */ 114 const char *f_objprefix; /* prefix string for object name */ 115 const char *f_srcprefix; /* source prefix such as $S/ */ 116 }; 117 118 struct files_name { 119 char *f_name; 120 STAILQ_ENTRY(files_name) f_next; 121 }; 122 123 /* 124 * Types. 125 */ 126 #define NORMAL 1 127 #define NODEPEND 4 128 #define LOCAL 5 129 #define DEVDONE 0x80000000 130 #define TYPEMASK 0x7fffffff 131 132 /* 133 * Attributes (flags). 134 */ 135 #define NO_IMPLCT_RULE 1 136 #define NO_OBJ 2 137 #define BEFORE_DEPEND 4 138 #define NOWERROR 16 139 #define NO_CTFCONVERT 32 140 141 struct device { 142 int d_done; /* processed */ 143 char *d_name; /* name of device (e.g. rk11) */ 144 char *yyfile; /* name of the file that first include the device */ 145 #define UNKNOWN -2 /* -2 means not set yet */ 146 STAILQ_ENTRY(device) d_next; /* Next one in list */ 147 }; 148 149 struct config { 150 char *s_sysname; 151 }; 152 153 /* 154 * Config has a global notion of which machine type is 155 * being used. It uses the name of the machine in choosing 156 * files and directories. Thus if the name of the machine is ``i386'', 157 * it will build from ``Makefile.i386'' and use ``../i386/inline'' 158 * in the makerules, etc. machinearch is the global notion of the 159 * MACHINE_ARCH for this MACHINE. 160 */ 161 extern char *machinename; 162 extern char *machinearch; 163 164 /* 165 * For each machine, a set of CPU's may be specified as supported. 166 * These and the options (below) are put in the C flags in the makefile. 167 */ 168 struct cputype { 169 char *cpu_name; 170 SLIST_ENTRY(cputype) cpu_next; 171 }; 172 173 extern SLIST_HEAD(cputype_head, cputype) cputype; 174 175 /* 176 * A set of options may also be specified which are like CPU types, 177 * but which may also specify values for the options. 178 * A separate set of options may be defined for make-style options. 179 */ 180 struct opt { 181 char *op_name; 182 char *op_value; 183 int op_ownfile; /* true = own file, false = makefile */ 184 char *yyfile; /* name of the file that first include the option */ 185 SLIST_ENTRY(opt) op_next; 186 SLIST_ENTRY(opt) op_append; 187 }; 188 189 extern SLIST_HEAD(opt_head, opt) opt, mkopt, rmopts; 190 191 struct opt_list { 192 char *o_name; 193 char *o_file; 194 int o_flags; 195 #define OL_ALIAS 1 196 SLIST_ENTRY(opt_list) o_next; 197 }; 198 199 extern SLIST_HEAD(opt_list_head, opt_list) otab; 200 201 struct envvar { 202 char *env_str; 203 bool env_is_file; 204 STAILQ_ENTRY(envvar) envvar_next; 205 }; 206 207 extern STAILQ_HEAD(envvar_head, envvar) envvars; 208 209 struct hint { 210 char *hint_name; 211 STAILQ_ENTRY(hint) hint_next; 212 }; 213 214 extern STAILQ_HEAD(hint_head, hint) hints; 215 216 struct includepath { 217 char *path; 218 SLIST_ENTRY(includepath) path_next; 219 }; 220 221 extern SLIST_HEAD(includepath_head, includepath) includepath; 222 223 /* 224 * Tag present in the kernconf.tmpl template file. It's mandatory for those 225 * two strings to be the same. Otherwise you'll get into trouble. 226 */ 227 #define KERNCONFTAG "%%KERNCONFFILE%%" 228 229 /* 230 * Faked option to note, that the configuration file has been taken from the 231 * kernel file and inclusion of DEFAULTS etc.. isn't nessesery, because we 232 * already have a list of all required devices. 233 */ 234 #define OPT_AUTOGEN "CONFIG_AUTOGENERATED" 235 236 extern char *ident; 237 extern char kernconfstr[]; 238 extern int do_trace; 239 extern int incignore; 240 241 char *path(const char *); 242 char *raisestr(char *); 243 void remember(const char *); 244 void moveifchanged(const char *, const char *); 245 int yylex(void); 246 int yyparse(void); 247 void options(void); 248 void makefile(void); 249 void makeenv(void); 250 void makehints(void); 251 void headers(void); 252 void cfgfile_add(const char *); 253 void cfgfile_removeall(void); 254 FILE *open_makefile_template(void); 255 256 extern STAILQ_HEAD(device_head, device) dtab; 257 258 extern char errbuf[80]; 259 extern int yyline; 260 extern const char *yyfile; 261 262 extern STAILQ_HEAD(file_list_head, file_list) ftab; 263 264 extern STAILQ_HEAD(files_name_head, files_name) fntab; 265 266 extern int debugging; 267 extern int found_defaults; 268 269 extern int maxusers; 270 extern int versreq; 271 272 extern char *PREFIX; /* Config file name - for error messages */ 273 extern char srcdir[]; /* root of the kernel source tree */ 274 275 __END_DECLS; 276 277 #define eq(a,b) (!strcmp(a,b)) 278 #define ns(s) strdup(s) 279