Commit | Line | Data |
---|---|---|
73845e07 | 1 | /* main.c 1.8 82/12/09 */ |
ca5d0476 MT |
2 | |
3 | #include <stdio.h> | |
4 | #include <ctype.h> | |
5 | #include "y.tab.h" | |
6 | #include "config.h" | |
7 | ||
9995ca8d BJ |
8 | /* |
9 | * Config builds a set of files for building a UNIX | |
10 | * system given a description of the desired system. | |
11 | */ | |
ca5d0476 | 12 | main(argc, argv) |
9995ca8d BJ |
13 | int argc; |
14 | char **argv; | |
ca5d0476 | 15 | { |
9995ca8d | 16 | |
73845e07 SL |
17 | if (argc > 1 && eq("-p", argv[1])) { |
18 | profiling++; | |
19 | argc--, argv++; | |
20 | } | |
9995ca8d | 21 | if (argc != 2) { |
73845e07 | 22 | fprintf(stderr, "usage: config [ -p ] sysname\n"); |
9995ca8d BJ |
23 | exit(1); |
24 | } | |
25 | PREFIX = argv[1]; | |
26 | if (freopen(argv[1], "r", stdin) == NULL) { | |
27 | perror(argv[1]); | |
28 | exit(2); | |
29 | } | |
30 | dtab = NULL; | |
31 | if (yyparse()) | |
32 | exit(3); | |
33 | switch (machine) { | |
34 | ||
35 | case MACHINE_VAX: | |
36 | vax_ioconf(); /* Print ioconf.c */ | |
37 | ubglue(); /* Create ubglue.s */ | |
38 | break; | |
39 | ||
40 | case MACHINE_SUN: | |
41 | sun_ioconf(); | |
42 | break; | |
43 | ||
44 | default: | |
45 | printf("Specify machine type, e.g. ``machine vax''\n"); | |
46 | exit(1); | |
47 | } | |
ca5d0476 MT |
48 | makefile(); /* build Makefile */ |
49 | headers(); /* make a lot of .h files */ | |
94e09492 | 50 | printf("Don't forget to run \"make depend\"\n"); |
ca5d0476 MT |
51 | } |
52 | ||
53 | /* | |
54 | * get_word | |
55 | * returns EOF on end of file | |
56 | * NULL on end of line | |
57 | * pointer to the word otherwise | |
58 | */ | |
9995ca8d BJ |
59 | char * |
60 | get_word(fp) | |
61 | register FILE *fp; | |
ca5d0476 | 62 | { |
9995ca8d BJ |
63 | static char line[80]; |
64 | register int ch; | |
65 | register char *cp; | |
ca5d0476 | 66 | |
9995ca8d BJ |
67 | while ((ch = getc(fp)) != EOF) |
68 | if (ch != ' ' && ch != '\t') | |
69 | break; | |
70 | if (ch == EOF) | |
22d68ad0 | 71 | return ((char *)EOF); |
9995ca8d BJ |
72 | if (ch == '\n') |
73 | return (NULL); | |
74 | cp = line; | |
ca5d0476 | 75 | *cp++ = ch; |
9995ca8d BJ |
76 | while ((ch = getc(fp)) != EOF) { |
77 | if (isspace(ch)) | |
78 | break; | |
79 | *cp++ = ch; | |
80 | } | |
81 | *cp = 0; | |
82 | if (ch == EOF) | |
22d68ad0 BJ |
83 | return ((char *)EOF); |
84 | (void) ungetc(ch, fp); | |
9995ca8d | 85 | return (line); |
ca5d0476 | 86 | } |
0a2de74e MT |
87 | |
88 | /* | |
9995ca8d | 89 | * prepend the path to a filename |
0a2de74e | 90 | */ |
22d68ad0 | 91 | char * |
0a2de74e | 92 | path(file) |
9995ca8d | 93 | char *file; |
0a2de74e | 94 | { |
9995ca8d | 95 | register char *cp; |
0a2de74e | 96 | |
22d68ad0 BJ |
97 | cp = malloc((unsigned)(strlen(PREFIX)+strlen(file)+5)); |
98 | (void) strcpy(cp, "../"); | |
99 | (void) strcat(cp, PREFIX); | |
100 | (void) strcat(cp, "/"); | |
101 | (void) strcat(cp, file); | |
9995ca8d | 102 | return (cp); |
0a2de74e | 103 | } |