3 * Copyright (c) 1998, 1999 Kungliga Tekniska Högskolan
4 * (Royal Institute of Technology, Stockholm, Sweden).
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the Institute nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #include "make_cmds.h"
36 RCSID("$Id: parse.y,v 1.5 1999/12/02 16:58:55 joda Exp $");
38 void yyerror (char *s);
39 long name2number(const char *str);
40 void error_message(char *, ...);
42 struct string_list* append_string(struct string_list*, char*);
43 void free_string_list(struct string_list *list);
44 unsigned string_to_flag(const char *);
46 /* This is for bison */
48 #if !defined(alloca) && !defined(HAVE_ALLOCA)
49 #define alloca(x) malloc(x)
57 struct string_list *list;
60 %token TABLE REQUEST UNKNOWN UNIMPLEMENTED END
61 %token <string> STRING
62 %type <number> flag flags
71 statements : statement
72 | statements statement
75 statement : TABLE STRING ';'
79 | REQUEST STRING ',' STRING ',' aliases ',' '(' flags ')' ';'
81 add_command($2, $4, $6, $9);
83 | REQUEST STRING ',' STRING ',' aliases ';'
85 add_command($2, $4, $6, 0);
87 | UNIMPLEMENTED STRING ',' STRING ',' aliases ';'
105 $$ = append_string(NULL, $1);
109 $$ = append_string($1, $3);
124 $$ = string_to_flag($1);
134 name2number(const char *str)
138 const char *x = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
139 "abcdefghijklmnopqrstuvwxyz0123456789_";
140 if(strlen(str) > 4) {
141 yyerror("table name too long");
144 for(p = str; *p; p++){
145 char *q = strchr(x, *p);
147 yyerror("invalid character in table name");
150 base = (base << 6) + (q - x) + 1;
153 if(base > 0x7fffffff)
154 base = -(0xffffffff - base + 1);
161 error_message ("%s\n", s);
165 append_string(struct string_list *list, char *str)
167 struct string_list *sl = malloc(sizeof(*sl));
172 list->tail = &sl->next;
175 sl->tail = &sl->next;
180 free_string_list(struct string_list *list)
183 struct string_list *sl = list->next;
191 string_to_flag(const char *string)