1 /*-
2  * This code contains changes by
3  *      Gunnar Ritter, Freiburg i. Br., Germany, 2002. All rights reserved.
4  *
5  * Conditions 1, 2, and 4 and the no-warranty notice below apply
6  * to these changes.
7  *
8  *
9  * Copyright (c) 1991
10  * 	The Regents of the University of California.  All rights reserved.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  * 	This product includes software developed by the University of
23  * 	California, Berkeley and its contributors.
24  * 4. Neither the name of the University nor the names of its contributors
25  *    may be used to endorse or promote products derived from this software
26  *    without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  *
40  *
41  * Copyright(C) Caldera International Inc. 2001-2002. All rights reserved.
42  *
43  * Redistribution and use in source and binary forms, with or without
44  * modification, are permitted provided that the following conditions
45  * are met:
46  *   Redistributions of source code and documentation must retain the
47  *    above copyright notice, this list of conditions and the following
48  *    disclaimer.
49  *   Redistributions in binary form must reproduce the above copyright
50  *    notice, this list of conditions and the following disclaimer in the
51  *    documentation and/or other materials provided with the distribution.
52  *   All advertising materials mentioning features or use of this software
53  *    must display the following acknowledgement:
54  *      This product includes software developed or owned by Caldera
55  *      International, Inc.
56  *   Neither the name of Caldera International, Inc. nor the names of
57  *    other contributors may be used to endorse or promote products
58  *    derived from this software without specific prior written permission.
59  *
60  * USE OF THE SOFTWARE PROVIDED FOR UNDER THIS LICENSE BY CALDERA
61  * INTERNATIONAL, INC. AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
62  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
63  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
64  * ARE DISCLAIMED. IN NO EVENT SHALL CALDERA INTERNATIONAL, INC. BE
65  * LIABLE FOR ANY DIRECT, INDIRECT INCIDENTAL, SPECIAL, EXEMPLARY, OR
66  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
67  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
68  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
69  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
70  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
71  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
72  */
73 
74 #ifdef	notdef
75 char copyright[] =
76 "Copyright (c) 1991 The Regents of the University of California.\n\
77  All rights reserved.\n";
78 #endif
79 
80 /*	from 4.4BSD /usr/src/old/awk/proc.c	4.4 (Berkeley) 4/17/91	*/
81 /*	Sccsid @(#)proc.c	1.8 (gritter) 12/25/06>	*/
82 
83 #include "awk.h"
84 #include <stdio.h>
85 #include <string.h>
86 #include <stdlib.h>
87 struct xx
88 {	int token;
89 	const char *name;
90 	const char *pname;
91 } proc[] = {
92 	{ PROGRAM, "program", NULL},
93 	{ BOR, "boolop", " || "},
94 	{ AND, "boolop", " && "},
95 	{ NOT, "boolop", " !"},
96 	{ NE, "relop", " != "},
97 	{ EQ, "relop", " == "},
98 	{ LE, "relop", " <= "},
99 	{ LT, "relop", " < "},
100 	{ GE, "relop", " >= "},
101 	{ GT, "relop", " > "},
102 	{ ARRAY, "array", NULL},
103 	{ INDIRECT, "indirect", "$("},
104 	{ SUBSTR, "substr", "substr"},
105 	{ INDEX, "sindex", "sindex"},
106 	{ SPRINTF, "awsprintf", "sprintf "},
107 	{ ADD, "arith", " + "},
108 	{ MINUS, "arith", " - "},
109 	{ MULT, "arith", " * "},
110 	{ DIVIDE, "arith", " / "},
111 	{ MOD, "arith", " % "},
112 	{ UMINUS, "arith", " -"},
113 	{ PREINCR, "incrdecr", "++"},
114 	{ POSTINCR, "incrdecr", "++"},
115 	{ PREDECR, "incrdecr", "--"},
116 	{ POSTDECR, "incrdecr", "--"},
117 	{ CAT, "cat", " "},
118 	{ PASTAT, "pastat", NULL},
119 	{ PASTAT2, "dopa2", NULL},
120 	{ MATCH, "matchop", " ~ "},
121 	{ NOTMATCH, "matchop", " !~ "},
122 	{ PRINTF, "aprintf", "printf"},
123 	{ PRINT, "print", "print"},
124 	{ SPLIT, "split", "split"},
125 	{ ASSIGN, "assign", " = "},
126 	{ ADDEQ, "assign", " += "},
127 	{ SUBEQ, "assign", " -= "},
128 	{ MULTEQ, "assign", " *= "},
129 	{ DIVEQ, "assign", " /= "},
130 	{ MODEQ, "assign", " %= "},
131 	{ IF, "ifstat", "if("},
132 	{ WHILE, "whilestat", "while("},
133 	{ FOR, "forstat", "for("},
134 	{ IN, "instat", "instat"},
135 	{ NEXT, "jump", "next"},
136 	{ EXIT, "jump", "exit"},
137 	{ BREAK, "jump", "break"},
138 	{ CONTINUE, "jump", "continue"},
139 	{ FNCN, "fncn", "fncn"},
140 	{ GETLINE, "getline", "getline"},
141 	{ 0, ""},
142 };
143 #define SIZE	LASTTOKEN - FIRSTTOKEN
144 const char *table[SIZE];
145 const char *names[SIZE];
146 
147 extern char	*tokname(int);
148 
149 int
main(void)150 main(void)
151 {	struct xx *p;
152 	int i;
153 	printf("#include \"awk.def\"\n");
154 	printf("obj nullproc(node **, int);\n");
155 	for(p=proc;p->token!=0;p++)
156 		if(p==proc || strcmp(p->name, (p-1)->name))
157 			printf("extern obj %s(node **, int);\n",p->name);
158 	for(p=proc;p->token!=0;p++)
159 		table[p->token-FIRSTTOKEN]=p->name;
160 	printf("obj (*proctab[%d])(node **, int) = {\n", SIZE);
161 	for(i=0;i<SIZE;i++)
162 		if(table[i]==0) printf("/*%s*/\tnullproc,\n",tokname(i+FIRSTTOKEN));
163 		else printf("/*%s*/\t%s,\n",tokname(i+FIRSTTOKEN),table[i]);
164 	printf("};\n");
165 	printf("char *printname[%d] = {\n", SIZE);
166 	for(p=proc; p->token!=0; p++)
167 		names[p->token-FIRSTTOKEN] = p->pname;
168 	for(i=0; i<SIZE; i++)
169 		printf("/*%s*/\t\"%s\",\n",tokname(i+FIRSTTOKEN),
170 						names[i]?names[i]:"");
171 	printf("};\n");
172 	exit(0);
173 }
174 
175 #include "token.c"
176