xref: /illumos-gate/usr/src/cmd/make/lib/mksh/i18n.cc (revision 3ce5372277f4657ad0e52d36c979527c4ca22de2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 
27 /*
28  *      i18n.cc
29  *
30  *      Deal with internationalization conversions
31  */
32 
33 /*
34  * Included files
35  */
36 #include <mksh/i18n.h>
37 #include <mksh/misc.h>		/* setup_char_semantics() */
38 
39 /*
40  *	get_char_semantics_value(ch)
41  *
42  *	Return value:
43  *		The character semantics of ch.
44  *
45  *	Parameters:
46  *		ch		character we want semantics for.
47  *
48  */
49 char
50 get_char_semantics_value(wchar_t ch)
51 {
52 	static Boolean	char_semantics_setup;
53 
54 	if (!char_semantics_setup) {
55 		setup_char_semantics();
56 		char_semantics_setup = true;
57 	}
58 	return char_semantics[get_char_semantics_entry(ch)];
59 }
60 
61 /*
62  *	get_char_semantics_entry(ch)
63  *
64  *	Return value:
65  *		The slot number in the array for special make chars,
66  *		else the slot number of the last array entry.
67  *
68  *	Parameters:
69  *		ch		The wide character
70  *
71  *	Global variables used:
72  *		char_semantics_char[]	array of special wchar_t chars
73  *					"&*@`\\|[]:$=!>-\n#()%?;^<'\""
74  */
75 int
76 get_char_semantics_entry(wchar_t ch)
77 {
78 	wchar_t		*char_sem_char;
79 
80 	char_sem_char = (wchar_t *) wcschr(char_semantics_char, ch);
81 	if (char_sem_char == NULL) {
82 		/*
83 		 * Return the integer entry for the last slot,
84 		 * whose content is empty.
85 		 */
86 		return (CHAR_SEMANTICS_ENTRIES - 1);
87 	} else {
88 		return (char_sem_char - char_semantics_char);
89 	}
90 }
91 
92