Staging: strip: delete the driver
[linux/fpc-iii.git] / drivers / scsi / aic7xxx / aicasm / aicasm_macro_gram.y
blobff46aa6801bfc6cbd2558c3e3fe26df5c2b84c43
1 %{
2 /*
3 * Sub-parser for macro invocation in the Aic7xxx SCSI
4 * Host adapter sequencer assembler.
6 * Copyright (c) 2001 Adaptec Inc.
7 * All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions, and the following disclaimer,
14 * without modification.
15 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
16 * substantially similar to the "NO WARRANTY" disclaimer below
17 * ("Disclaimer") and any redistribution must be conditioned upon
18 * including a substantially similar Disclaimer requirement for further
19 * binary redistribution.
20 * 3. Neither the names of the above-listed copyright holders nor the names
21 * of any contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
24 * Alternatively, this software may be distributed under the terms of the
25 * GNU General Public License ("GPL") version 2 as published by the Free
26 * Software Foundation.
28 * NO WARRANTY
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
30 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
31 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
32 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
33 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
38 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGES.
41 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_macro_gram.y#5 $
43 * $FreeBSD$
46 #include <sys/types.h>
48 #include <inttypes.h>
49 #include <regex.h>
50 #include <stdio.h>
51 #include <stdlib.h>
52 #include <string.h>
53 #include <sysexits.h>
55 #ifdef __linux__
56 #include "../queue.h"
57 #else
58 #include <sys/queue.h>
59 #endif
61 #include "aicasm.h"
62 #include "aicasm_symbol.h"
63 #include "aicasm_insformat.h"
65 static symbol_t *macro_symbol;
67 static void add_macro_arg(const char *argtext, int position);
68 void mmerror(const char *string);
72 %union {
73 int value;
74 char *str;
75 symbol_t *sym;
79 %token <str> T_ARG
81 %token <sym> T_SYMBOL
83 %type <value> macro_arglist
87 macrocall:
88 T_SYMBOL '('
90 macro_symbol = $1;
92 macro_arglist ')'
94 if (macro_symbol->info.macroinfo->narg != $4) {
95 printf("Narg == %d", macro_symbol->info.macroinfo->narg);
96 stop("Too few arguments for macro invocation",
97 EX_DATAERR);
98 /* NOTREACHED */
100 macro_symbol = NULL;
101 YYACCEPT;
105 macro_arglist:
107 /* Macros can take 0 arguments */
108 $$ = 0;
110 | T_ARG
112 $$ = 1;
113 add_macro_arg($1, 1);
115 | macro_arglist ',' T_ARG
117 if ($1 == 0) {
118 stop("Comma without preceeding argument in arg list",
119 EX_DATAERR);
120 /* NOTREACHED */
122 $$ = $1 + 1;
123 add_macro_arg($3, $$);
129 static void
130 add_macro_arg(const char *argtext, int argnum)
132 struct macro_arg *marg;
133 int i;
135 if (macro_symbol == NULL || macro_symbol->type != MACRO) {
136 stop("Invalid current symbol for adding macro arg",
137 EX_SOFTWARE);
138 /* NOTREACHED */
141 * Macro Invocation. Find the appropriate argument and fill
142 * in the replace ment text for this call.
144 i = 0;
145 STAILQ_FOREACH(marg, &macro_symbol->info.macroinfo->args, links) {
146 i++;
147 if (i == argnum)
148 break;
150 if (marg == NULL) {
151 stop("Too many arguments for macro invocation", EX_DATAERR);
152 /* NOTREACHED */
154 marg->replacement_text = strdup(argtext);
155 if (marg->replacement_text == NULL) {
156 stop("Unable to replicate replacement text", EX_SOFTWARE);
157 /* NOTREACHED */
161 void
162 mmerror(const char *string)
164 stop(string, EX_DATAERR);