3 * Copyright (c) 1998 - 2000 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 "compile_et.h"
38 void yyerror (char *s);
39 static long name2number(const char *str);
43 /* This is for bison */
45 #if !defined(alloca) && !defined(HAVE_ALLOCA)
46 #define alloca(x) malloc(x)
49 #define YYMALLOC malloc
59 %token ET INDEX PREFIX EC ID END
60 %token <string> STRING
61 %token <number> NUMBER
81 base_id = name2number($2);
82 strlcpy(name, $2, sizeof(name));
87 base_id = name2number($2);
88 strlcpy(name, $3, sizeof(name));
94 statements : statement
95 | statements statement
98 statement : INDEX NUMBER
105 asprintf (&prefix, "%s_", $2);
112 prefix = realloc(prefix, 1);
117 | EC STRING ',' STRING
119 struct error_code *ec = malloc(sizeof(*ec));
126 if(prefix && *prefix != '\0') {
127 asprintf (&ec->name, "%s%s", prefix, $2);
128 if (ec->name == NULL)
146 name2number(const char *str)
150 const char *x = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
151 "abcdefghijklmnopqrstuvwxyz0123456789_";
152 if(strlen(str) > 4) {
153 yyerror("table name too long");
156 for(p = str; *p; p++){
157 char *q = strchr(x, *p);
159 yyerror("invalid character in table name");
162 num = (num << 6) + (q - x) + 1;
166 num = -(0xffffffff - num + 1);
173 _lex_error_message ("%s\n", s);