Commit | Line | Data |
---|---|---|
10f88819 | 1 | %{ |
528b0614 DF |
2 | /* |
3 | * Copyright (c) 1983 Regents of the University of California. | |
4 | * All rights reserved. The Berkeley software License Agreement | |
5 | * specifies the terms and conditions for redistribution. | |
6 | */ | |
7 | ||
8 | #ifndef lint | |
2de3e885 | 9 | static char sccsid[] = "@(#)parse.y 5.2 (Berkeley) %G%"; |
528b0614 DF |
10 | #endif not lint |
11 | ||
10f88819 SL |
12 | |
13 | #include "htable.h" | |
14 | %} | |
15 | ||
16 | %union { | |
17 | int number; | |
18 | struct addr *addrlist; | |
19 | struct name *namelist; | |
20 | } | |
21 | %start Table | |
22 | ||
23 | %token END | |
24 | %token <number> NUMBER KEYWORD | |
25 | %token <namelist> NAME | |
26 | ||
27 | %type <namelist> Names Cputype Opsys Protos Proto | |
28 | %type <addrlist> Addresses Address | |
29 | %% | |
30 | Table : Entry | |
31 | | Table Entry | |
32 | ; | |
33 | ||
34 | Entry : KEYWORD ':' Addresses ':' Names ':' END | |
35 | = { | |
36 | do_entry($1, $3, $5, NONAME, NONAME, NONAME); | |
37 | } | |
38 | | KEYWORD ':' Addresses ':' Names ':' Cputype ':' END | |
39 | = { | |
40 | do_entry($1, $3, $5, $7, NONAME, NONAME); | |
41 | } | |
42 | | KEYWORD ':' Addresses ':' Names ':' Cputype ':' Opsys ':' END | |
43 | = { | |
44 | do_entry($1, $3, $5, $7, $9, NONAME); | |
45 | } | |
46 | | KEYWORD ':' Addresses ':' Names ':' Cputype ':' Opsys ':' ':' END | |
47 | = { | |
48 | do_entry($1, $3, $5, $7, $9, NONAME); | |
49 | } | |
50 | | KEYWORD ':' Addresses ':' Names ':' Cputype ':' Opsys ':' Protos ':' END | |
51 | = { | |
52 | do_entry($1, $3, $5, $7, $9, $11); | |
53 | } | |
54 | | error END | |
55 | | END /* blank line */ | |
56 | ; | |
57 | ||
58 | Addresses: Address | |
59 | = { | |
60 | $$ = $1; | |
61 | } | |
62 | | Address ',' Addresses | |
63 | = { | |
64 | $1->addr_link = $3; | |
65 | $$ = $1; | |
66 | } | |
67 | ; | |
68 | ||
69 | Address : NUMBER '.' NUMBER '.' NUMBER '.' NUMBER | |
70 | = { | |
cd08f4dd SL |
71 | char *a; |
72 | ||
73 | $$ = (struct addr *)malloc(sizeof (struct addr)); | |
74 | a = (char *)&($$->addr_val); | |
75 | a[0] = $1; a[1] = $3; a[2] = $5; a[3] = $7; | |
10f88819 SL |
76 | $$->addr_link = NOADDR; |
77 | } | |
78 | ; | |
79 | ||
80 | Names : NAME | |
81 | = { | |
82 | $$ = $1; | |
83 | } | |
84 | | NAME ',' Names | |
85 | = { | |
86 | $1->name_link = $3; | |
87 | $$ = $1; | |
88 | } | |
89 | ; | |
90 | ||
91 | Cputype : /* empty */ | |
92 | = { | |
93 | $$ = NONAME; | |
94 | } | |
95 | | NAME | |
96 | = { | |
97 | $$ = $1; | |
98 | } | |
99 | ; | |
100 | ||
101 | Opsys : /* empty */ | |
102 | = { | |
103 | $$ = NONAME; | |
104 | } | |
105 | | NAME | |
106 | = { | |
107 | $$ = $1; | |
108 | } | |
109 | ; | |
110 | ||
111 | Protos : Proto | |
112 | = { | |
113 | $$ = $1; | |
114 | } | |
115 | | Proto ',' Protos | |
116 | = { | |
117 | $1->name_link = $3; | |
118 | $$ = $1; | |
119 | } | |
120 | ; | |
121 | ||
122 | Proto : NAME | |
123 | = { | |
124 | $$ = $1; | |
125 | } | |
126 | ; | |
127 | %% | |
128 | ||
129 | #include <stdio.h> | |
130 | ||
131 | extern int yylineno; | |
132 | ||
133 | yyerror(msg) | |
134 | char *msg; | |
135 | { | |
136 | fprintf(stderr, "\"%s\", line %d: %s\n", infile, yylineno, msg); | |
137 | } |