xref: /illumos-gate/usr/src/cmd/msgfmt/gnu_po.y (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
1 %{
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License, Version 1.0 only
7  * (the "License").  You may not use this file except in compliance
8  * with the License.
9  *
10  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11  * or http://www.opensolaris.org/os/licensing.
12  * See the License for the specific language governing permissions
13  * and limitations under the License.
14  *
15  * When distributing Covered Code, include this CDDL HEADER in each
16  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17  * If applicable, add the following below this CDDL HEADER, with the
18  * fields enclosed by brackets "[]" replaced with your own identifying
19  * information: Portions Copyright [yyyy] [name of copyright owner]
20  *
21  * CDDL HEADER END
22  *
23  * Copyright (c) 2001 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #include "gnu_msgfmt.h"
28 #include "gnu_lex.h"
29 
30 static int	plural_index;
31 
32 %}
33 
34 %union {
35 	char	*str;
36 	int	num;
37 	struct entry	msg;
38 	struct ch	c;
39 }
40 
41 %token	<num> DOMAIN
42 %token	<num> MSGID
43 %token	<num> MSGID_PLURAL
44 %token	<num> MSGSTR
45 %token	<num> NUM
46 %token	<str> STR
47 %token	<str> COMMENT
48 %token	<str> SYMBOL
49 %token	<c>	CHR
50 %type	<msg> message_string plural_messages plural_message
51 %%
52 
53 start	:
54 	| start po
55 	;
56 
57 po	: comment
58 	| domain
59 	| body
60 	;
61 
62 domain	: DOMAIN STR
63 	{
64 		handle_domain($2);
65 	}
66 	;
67 
68 comment	: COMMENT
69 	{
70 		handle_comment($1);
71 	}
72 
73 body	: MSGID message_string MSGSTR message_string
74 	{
75 		struct entry	och1, och2;
76 
77 		och1.no = 1;
78 		och1.num = $1;
79 		och1.str = $2.str;
80 		och1.len = $2.len;
81 		och1.pos = NULL;
82 
83 		och2.no = 1;
84 		och2.num = $3;
85 		och2.str = $4.str;
86 		och2.len = $4.len;
87 		och2.pos = NULL;
88 
89 		handle_message(&och1, &och2);
90 		clear_state();
91 	}
92 	| MSGID message_string MSGID_PLURAL
93 		message_string {plural_index = 0;} plural_messages
94 	{
95 		size_t	len;
96 		struct entry	och1, och2;
97 		struct loc	*pos1;
98 		char	*id_str;
99 
100 		len = $2.len + $4.len;
101 		id_str = (char *)Xmalloc(len);
102 		(void) memcpy(id_str, $2.str, $2.len);
103 		(void) memcpy(id_str + $2.len, $4.str, $4.len);
104 		free($2.str);
105 		free($4.str);
106 
107 		pos1 = (struct loc *)Xmalloc(2 * sizeof (struct loc));
108 		pos1[0].off = 0;
109 		pos1[0].len = $2.len;
110 		pos1[0].num = $1;
111 		pos1[1].off = $2.len;
112 		pos1[1].len = $4.len;
113 		pos1[1].num = $3;
114 		och1.no = 2;
115 		och1.num = $1;
116 		och1.str = id_str;
117 		och1.len = len;
118 		och1.pos = pos1;
119 
120 		och2 = $6;
121 		handle_message(&och1, &och2);
122 		clear_state();
123 	}
124 	| MSGID message_string
125 	{
126 		error(gettext(ERR_NO_MSGSTR), $1, cur_po);
127 		/* NOTREACHED */
128 	}
129 	| MSGID message_string MSGID_PLURAL message_string
130 	{
131 		error(gettext(ERR_NO_MSGSTRS), $1, cur_po);
132 		/* NOTRECHED */
133 	}
134 	| MSGID message_string plural_messages
135 	{
136 		error(gettext(ERR_NO_MSGID_PLURAL), $1, cur_po);
137 		/* NOTREACHED */
138 	}
139 	;
140 
141 message_string	: STR
142 	{
143 		$$.str = $1;
144 		$$.len = strlen($1) + 1;
145 	}
146 	| message_string STR
147 	{
148 		size_t	len, len1, len2;
149 		char	*str;
150 
151 		/* $1.len includes null-termination */
152 		len1 = $1.len - 1;
153 		len2 = strlen($2);
154 
155 		/* len doesn't include null-termination */
156 		len = len1 + len2;
157 
158 		str = (char *)Xmalloc(len + 1);
159 		(void) memcpy(str, $1.str, len1);
160 		(void) memcpy(str + len1, $2, len2 + 1);
161 		free($1.str);
162 		free($2);
163 		$$.str = str;
164 		$$.len = len + 1;
165 	}
166 	;
167 
168 plural_messages	: plural_message
169 	{
170 		$$ = $1;
171 	}
172 	| plural_messages plural_message
173 	{
174 		struct loc	*tmp;
175 		size_t	len;
176 		char	*plural_str;
177 		int	no;
178 
179 		no = $1.no + 1;
180 		tmp = (struct loc *)Xrealloc($1.pos,
181 			no * sizeof (struct loc));
182 		tmp[no - 1].off = $1.len;
183 		tmp[no - 1].len = $2.len;
184 		tmp[no - 1].num = $2.num;
185 		free($2.pos);
186 
187 		len = $1.len + $2.len;
188 		plural_str = (char *)Xmalloc(len);
189 		(void) memcpy(plural_str, $1.str, $1.len);
190 		(void) memcpy(plural_str + $1.len, $2.str, $2.len);
191 
192 		$$.no = no;
193 		$$.num = $1.num;
194 		$$.str = plural_str;
195 		$$.len = len;
196 		$$.pos = tmp;
197 		free($1.str);
198 		free($2.str);
199 	}
200 	;
201 
202 plural_message	: MSGSTR '[' NUM ']' message_string
203 	{
204 		struct loc	*pos;
205 		if ($3 != plural_index) {
206 			error(gettext(ERR_INVALID_PLURALS), $1, cur_po);
207 			/* NOTREACHED */
208 		}
209 		plural_index++;
210 		pos = (struct loc *)Xmalloc(sizeof (struct loc));
211 		pos->off = 0;
212 		pos->len = $5.len;
213 		pos->num = $1;
214 		$$.no = 1;
215 		$$.num = $1;
216 		$$.str = $5.str;
217 		$$.len = $5.len;
218 		$$.pos = pos;
219 	}
220 	;
221 %%
222 void
223 yyerror(const char *err)
224 {
225 	(void) fprintf(stderr,
226 		gettext(ERR_LOCATION), cur_line, cur_po);
227 	(void) fprintf(stderr, "%s\n", err);
228 
229 	exit(1);
230 }
231