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setlocale.c (11660) setlocale.c (11695)
1/*
2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Paul Borman at Krystal Technologies.
7 *
8 * Redistribution and use in source and binary forms, with or without

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38static char sccsid[] = "@(#)setlocale.c 8.1 (Berkeley) 7/4/93";
39#endif /* LIBC_SCCS and not lint */
40
41#include <limits.h>
42#include <locale.h>
43#include <rune.h>
44#include <stdlib.h>
45#include <string.h>
1/*
2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Paul Borman at Krystal Technologies.
7 *
8 * Redistribution and use in source and binary forms, with or without

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38static char sccsid[] = "@(#)setlocale.c 8.1 (Berkeley) 7/4/93";
39#endif /* LIBC_SCCS and not lint */
40
41#include <limits.h>
42#include <locale.h>
43#include <rune.h>
44#include <stdlib.h>
45#include <string.h>
46#include "common_setlocale.h"
47#include "common_rune.h"
46#include "collate.h"
48
47
48/*
49 * Category names for getenv()
50 */
51static char *categories[_LC_LAST] = {
52 "LC_ALL",
53 "LC_COLLATE",
54 "LC_CTYPE",
55 "LC_MONETARY",
56 "LC_NUMERIC",
57 "LC_TIME",
58};
59
60/*
61 * Current locales for each category
62 */
63static char current_categories[_LC_LAST][32] = {
64 "C",
65 "C",
66 "C",
67 "C",
68 "C",
69 "C",
70};
71
72/*
73 * The locales we are going to try and load
74 */
75static char new_categories[_LC_LAST][32];
76
77static char current_locale_string[_LC_LAST * 33];
49char *_PathLocale;
50
78char *_PathLocale;
79
80static char *currentlocale __P((void));
51static char *loadlocale __P((int));
52
81static char *loadlocale __P((int));
82
83extern int __time_load_locale __P((const char *)); /* strftime.c */
84
85#ifdef XPG4
86extern int _xpg4_setrunelocale __P((char *));
87#endif
88
53char *
54setlocale(category, locale)
55 int category;
56 const char *locale;
57{
58 int found, i, len;
59 char *env, *r;
60
89char *
90setlocale(category, locale)
91 int category;
92 const char *locale;
93{
94 int found, i, len;
95 char *env, *r;
96
61 if (!PathLocale && !(PathLocale = getenv("PATH_LOCALE")))
62 PathLocale = _PATH_LOCALE;
97 if (!_PathLocale && !(_PathLocale = getenv("PATH_LOCALE")))
98 _PathLocale = _PATH_LOCALE;
63
64 if (category < 0 || category >= _LC_LAST)
65 return (NULL);
66
67 if (!locale)
68 return (category ?
69 current_categories[category] : currentlocale());
70

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134 for (i = 1; i < _LC_LAST; ++i)
135 if (loadlocale(i) != NULL)
136 found = 1;
137 if (found)
138 return (currentlocale());
139 return (NULL);
140}
141
99
100 if (category < 0 || category >= _LC_LAST)
101 return (NULL);
102
103 if (!locale)
104 return (category ?
105 current_categories[category] : currentlocale());
106

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170 for (i = 1; i < _LC_LAST; ++i)
171 if (loadlocale(i) != NULL)
172 found = 1;
173 if (found)
174 return (currentlocale());
175 return (NULL);
176}
177
178#ifndef XPG4
179/* To be compatible with old binaries */
180void
181_startup_setlocale(category, locale)
182 int category;
183 const char *locale;
184{
185 (void) setlocale(category, locale);
186}
187#endif
188
142static char *
189static char *
190currentlocale()
191{
192 int i, len;
193
194 (void)strcpy(current_locale_string, current_categories[1]);
195
196 for (i = 2; i < _LC_LAST; ++i)
197 if (strcmp(current_categories[1], current_categories[i])) {
198 len = strlen(current_categories[1]) + 1 +
199 strlen(current_categories[2]) + 1 +
200 strlen(current_categories[3]) + 1 +
201 strlen(current_categories[4]) + 1 +
202 strlen(current_categories[5]) + 1;
203 if (len > sizeof(current_locale_string))
204 return NULL;
205 (void) strcpy(current_locale_string, current_categories[1]);
206 (void) strcat(current_locale_string, "/");
207 (void) strcat(current_locale_string, current_categories[2]);
208 (void) strcat(current_locale_string, "/");
209 (void) strcat(current_locale_string, current_categories[3]);
210 (void) strcat(current_locale_string, "/");
211 (void) strcat(current_locale_string, current_categories[4]);
212 (void) strcat(current_locale_string, "/");
213 (void) strcat(current_locale_string, current_categories[5]);
214 break;
215 }
216 return (current_locale_string);
217}
218
219static char *
143loadlocale(category)
144 int category;
145{
146#if 0
147 char name[PATH_MAX];
148#endif
149 if (strcmp(new_categories[category],
150 current_categories[category]) == 0)
151 return (current_categories[category]);
152
153 if (category == LC_CTYPE) {
220loadlocale(category)
221 int category;
222{
223#if 0
224 char name[PATH_MAX];
225#endif
226 if (strcmp(new_categories[category],
227 current_categories[category]) == 0)
228 return (current_categories[category]);
229
230 if (category == LC_CTYPE) {
231#ifdef XPG4
232 if (_xpg4_setrunelocale(new_categories[LC_CTYPE]))
233#else
154 if (setrunelocale(new_categories[LC_CTYPE]))
234 if (setrunelocale(new_categories[LC_CTYPE]))
235#endif
155 return (NULL);
156 (void)strcpy(current_categories[LC_CTYPE],
157 new_categories[LC_CTYPE]);
158 return (current_categories[LC_CTYPE]);
159 }
160
161 if (category == LC_COLLATE) {
162 if (__collate_load_tables(new_categories[LC_COLLATE]) < 0)

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186 new_categories[category]);
187 return (current_categories[category]);
188 }
189#if 0
190 /*
191 * Some day we will actually look at this file.
192 */
193 (void)snprintf(name, sizeof(name), "%s/%s/%s",
236 return (NULL);
237 (void)strcpy(current_categories[LC_CTYPE],
238 new_categories[LC_CTYPE]);
239 return (current_categories[LC_CTYPE]);
240 }
241
242 if (category == LC_COLLATE) {
243 if (__collate_load_tables(new_categories[LC_COLLATE]) < 0)

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267 new_categories[category]);
268 return (current_categories[category]);
269 }
270#if 0
271 /*
272 * Some day we will actually look at this file.
273 */
274 (void)snprintf(name, sizeof(name), "%s/%s/%s",
194 PathLocale, new_categories[category], categories[category]);
275 _PathLocale, new_categories[category], categories[category]);
195#endif
196 switch (category) {
197 case LC_MONETARY:
198 case LC_NUMERIC:
199 return (NULL);
200 }
201 /* Just in case...*/
202 return (NULL);
203}
276#endif
277 switch (category) {
278 case LC_MONETARY:
279 case LC_NUMERIC:
280 return (NULL);
281 }
282 /* Just in case...*/
283 return (NULL);
284}