home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1980 Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)main.c 5.17 (Berkeley) 7/1/91";
- #endif /* not lint */
-
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <sys/file.h>
- #include <stdio.h>
- #include <ctype.h>
- #include "y.tab.h"
- #include "config.h"
-
- static char *PREFIX;
-
- /*
- * Config builds a set of files for building a UNIX
- * system given a description of the desired system.
- */
- main(argc, argv)
- int argc;
- char **argv;
- {
-
- extern char *optarg;
- extern int optind;
- struct stat buf;
- int ch;
- char *p;
-
- while ((ch = getopt(argc, argv, "gp")) != EOF)
- switch (ch) {
- case 'g':
- debugging++;
- break;
- case 'p':
- profiling++;
- break;
- case '?':
- default:
- goto usage;
- }
- argc -= optind;
- argv += optind;
-
- if (argc != 1) {
- usage: fputs("usage: config [-gp] sysname\n", stderr);
- exit(1);
- }
-
- if (freopen(PREFIX = *argv, "r", stdin) == NULL) {
- perror(PREFIX);
- exit(2);
- }
- if (stat(p = path((char *)NULL), &buf)) {
- if (mkdir(p, 0777)) {
- perror(p);
- exit(2);
- }
- }
- else if ((buf.st_mode & S_IFMT) != S_IFDIR) {
- fprintf(stderr, "config: %s isn't a directory.\n", p);
- exit(2);
- }
-
- dtab = NULL;
- confp = &conf_list;
- if (yyparse())
- exit(3);
- switch (machine) {
-
- case MACHINE_VAX:
- vax_ioconf(); /* Print ioconf.c */
- ubglue(); /* Create ubglue.s */
- break;
-
- case MACHINE_TAHOE:
- tahoe_ioconf();
- vbglue();
- break;
-
- case MACHINE_HP300:
- hp300_ioconf();
- hpglue();
- break;
-
- case MACHINE_I386:
- i386_ioconf(); /* Print ioconf.c */
- vector(); /* Create vector.s */
- break;
-
- default:
- printf("Specify machine type, e.g. ``machine vax''\n");
- exit(1);
- }
- /*
- * make symbolic links in compilation directory
- * for "sys" (to make genassym.c work along with #include <sys/xxx>)
- * and similarly for "machine".
- */
- {
- char xxx[80];
-
- (void) sprintf(xxx, "../../%s/include", machinename);
- (void) symlink(xxx, path("machine"));
- }
- makefile(); /* build Makefile */
- headers(); /* make a lot of .h files */
- swapconf(); /* swap config files */
- printf("Don't forget to run \"make depend\"\n");
- exit(0);
- }
-
- /*
- * get_word
- * returns EOF on end of file
- * NULL on end of line
- * pointer to the word otherwise
- */
- char *
- get_word(fp)
- register FILE *fp;
- {
- static char line[80];
- register int ch;
- register char *cp;
-
- while ((ch = getc(fp)) != EOF)
- if (ch != ' ' && ch != '\t')
- break;
- if (ch == EOF)
- return ((char *)EOF);
- if (ch == '\n')
- return (NULL);
- cp = line;
- *cp++ = ch;
- while ((ch = getc(fp)) != EOF) {
- if (isspace(ch))
- break;
- *cp++ = ch;
- }
- *cp = 0;
- if (ch == EOF)
- return ((char *)EOF);
- (void) ungetc(ch, fp);
- return (line);
- }
-
- /*
- * get_quoted_word
- * like get_word but will accept something in double or single quotes
- * (to allow embedded spaces).
- */
- char *
- get_quoted_word(fp)
- register FILE *fp;
- {
- static char line[256];
- register int ch;
- register char *cp;
-
- while ((ch = getc(fp)) != EOF)
- if (ch != ' ' && ch != '\t')
- break;
- if (ch == EOF)
- return ((char *)EOF);
- if (ch == '\n')
- return (NULL);
- cp = line;
- if (ch == '"' || ch == '\'') {
- register int quote = ch;
-
- while ((ch = getc(fp)) != EOF) {
- if (ch == quote)
- break;
- if (ch == '\n') {
- *cp = 0;
- printf("config: missing quote reading `%s'\n",
- line);
- exit(2);
- }
- *cp++ = ch;
- }
- } else {
- *cp++ = ch;
- while ((ch = getc(fp)) != EOF) {
- if (isspace(ch))
- break;
- *cp++ = ch;
- }
- if (ch != EOF)
- (void) ungetc(ch, fp);
- }
- *cp = 0;
- if (ch == EOF)
- return ((char *)EOF);
- return (line);
- }
-
- /*
- * prepend the path to a filename
- */
- char *
- path(file)
- char *file;
- {
- register char *cp;
-
- #define CDIR "../../compile/"
- cp = malloc((unsigned int)(sizeof(CDIR) + strlen(PREFIX) +
- (file ? strlen(file) : 0) + 2));
- (void) strcpy(cp, CDIR);
- (void) strcat(cp, PREFIX);
- if (file) {
- (void) strcat(cp, "/");
- (void) strcat(cp, file);
- }
- return (cp);
- }
-