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 51#ifndef lint 52char copyright[] = 53"@(#) Copyright (c) 1980 Regents of the University of California.\n\ 54 All rights reserved.\n"; 55#endif /* not lint */ 56 57#ifndef lint 58static char sccsid[] __attribute__((used)) = "@(#)main.c 5.9 (Berkeley) 6/18/88"; 59#endif /* not lint */ 60 61#include <stdio.h> 62#include <ctype.h> 63#include "parser.h" 64#include "config.h" 65 66/* 67 * Config builds a set of files for building a UNIX 68 * system given a description of the desired system. 69 */ 70int 71main(int argc, char *argv[]) 72{ 73 74 source_directory = ".."; /* default */ 75 object_directory = ".."; 76 config_directory = (char *) 0; 77 while ((argc > 1) && (argv[1][0] == '-')) { 78 char *c; 79 80 argv++; argc--; 81 for (c = &argv[0][1]; *c ; c++) { 82 switch (*c) { 83 case 'b': 84 build_directory = argv[1]; 85 goto check_arg; 86 87 case 'd': 88 source_directory = argv[1]; 89 goto check_arg; 90 91 case 'o': 92 object_directory = argv[1]; 93 goto check_arg; 94 95 case 'c': 96 config_directory = argv[1]; 97 98 check_arg: 99 if (argv[1] == (char *) 0) 100 goto usage_error; 101 argv++; argc--; 102 break; 103 104 case 'p': 105 profiling++; 106 break; 107 default: 108 goto usage_error; 109 } 110 } 111 } 112 if (config_directory == (char *) 0) { 113 config_directory = 114 malloc((unsigned) strlen(source_directory) + 6); 115 (void) sprintf(config_directory, "%s/conf", source_directory); 116 } 117 if (argc != 2) { 118 usage_error: ; 119 fprintf(stderr, "usage: config [ -bcdo dir ] [ -p ] sysname\n"); 120 exit(1); 121 } 122 if (!build_directory) 123 build_directory = argv[1]; 124 if (freopen(argv[1], "r", stdin) == NULL) { 125 perror(argv[1]); 126 exit(2); 127 } 128 dtab = NULL; 129 confp = &conf_list; 130 opt = 0; 131 if (yyparse()) 132 exit(3); 133 134 mkioconf(); /* ioconf.c */ 135 makefile(); /* build Makefile */ 136 headers(); /* make a lot of .h files */ 137 138 return 0; 139} 140 141/* 142 * get_word 143 * returns EOF on end of file 144 * NULL on end of line 145 * pointer to the word otherwise 146 */ 147const char * 148get_word(FILE *fp) 149{ 150 static char line[80]; 151 register int ch; 152 register char *cp; 153 154 while ((ch = getc(fp)) != EOF) 155 if (ch != ' ' && ch != '\t') 156 break; 157 if (ch == EOF) 158 return ((char *)EOF); 159 if (ch == '\n') 160 return (NULL); 161 if (ch == '|') 162 return( "|"); 163 cp = line; 164 *cp++ = ch; 165 while ((ch = getc(fp)) != EOF) { 166 if (isspace(ch)) 167 break; 168 *cp++ = ch; 169 } 170 *cp = 0; 171 if (ch == EOF) 172 return ((char *)EOF); 173 (void) ungetc(ch, fp); 174 return (line); 175} 176 177/* 178 * get_rest 179 * returns EOF on end of file 180 * NULL on end of line 181 * pointer to the word otherwise 182 */ 183char * 184get_rest(FILE *fp) 185{ 186 static char line[80]; 187 register int ch; 188 register char *cp; 189 190 cp = line; 191 while ((ch = getc(fp)) != EOF) { 192 if (ch == '\n') 193 break; 194 *cp++ = ch; 195 } 196 *cp = 0; 197 if (ch == EOF) 198 return ((char *)EOF); 199 return (line); 200} 201 202/* 203 * prepend the path to a filename 204 */ 205char * 206path(const char *file) 207{ 208 register char *cp; 209 210 cp = malloc((unsigned)(strlen(build_directory)+ 211 strlen(file)+ 212 strlen(object_directory)+ 213 3)); 214 (void) sprintf(cp, "%s/%s/%s", object_directory, build_directory, file); 215 return (cp); 216} 217