1 /*
2 *******************************************************************************
3 *
4 * Copyright (C) 1998-2007, International Business Machines
5 * Corporation and others. All Rights Reserved.
6 *
7 *******************************************************************************
8 *
9 * File locbund.c
10 *
11 * Modification History:
12 *
13 * Date Name Description
14 * 11/18/98 stephen Creation.
15 * 12/10/1999 bobbyr(at)optiosoftware.com Fix for memory leak + string allocation bugs
16 *******************************************************************************
17 */
18
19 #include "unicode/utypes.h"
20
21 #if !UCONFIG_NO_FORMATTING
22
23 #include "locbund.h"
24
25 #include "cmemory.h"
26 #include "cstring.h"
27 #include "ucln_io.h"
28 #include "umutex.h"
29 #include "unicode/ustring.h"
30 #include "unicode/uloc.h"
31
32 static UBool isFormatsInitialized = FALSE;
33 static UNumberFormat *gPosixNumberFormat[ULOCALEBUNDLE_NUMBERFORMAT_COUNT];
34
35 U_CDECL_BEGIN
locbund_cleanup(void)36 static UBool U_CALLCONV locbund_cleanup(void) {
37 int32_t style;
38 for (style = 0; style < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; style++) {
39 unum_close(gPosixNumberFormat[style]);
40 gPosixNumberFormat[style] = NULL;
41 }
42 isFormatsInitialized = FALSE;
43 return TRUE;
44 }
45 U_CDECL_END
46
47
copyInvariantFormatter(ULocaleBundle * result,UNumberFormatStyle style)48 static U_INLINE UNumberFormat * copyInvariantFormatter(ULocaleBundle *result, UNumberFormatStyle style) {
49 if (result->fNumberFormat[style-1] == NULL) {
50 UErrorCode status = U_ZERO_ERROR;
51 UBool needsInit;
52
53 UMTX_CHECK(NULL, gPosixNumberFormat[style-1] == NULL, needsInit);
54 if (needsInit) {
55 UNumberFormat *formatAlias = unum_open(style, NULL, 0, "en_US_POSIX", NULL, &status);
56
57 /* Cache upon first request. */
58 if (U_SUCCESS(status)) {
59 umtx_lock(NULL);
60 gPosixNumberFormat[style-1] = formatAlias;
61 ucln_io_registerCleanup(UCLN_IO_LOCBUND, locbund_cleanup);
62 umtx_unlock(NULL);
63 }
64 }
65
66 /* Copy the needed formatter. */
67 result->fNumberFormat[style-1] = unum_clone(gPosixNumberFormat[style-1], &status);
68 }
69 return result->fNumberFormat[style-1];
70 }
71
72 ULocaleBundle*
u_locbund_init(ULocaleBundle * result,const char * loc)73 u_locbund_init(ULocaleBundle *result, const char *loc)
74 {
75 int32_t len;
76
77 if(result == 0)
78 return 0;
79
80 if (loc == NULL) {
81 loc = uloc_getDefault();
82 }
83
84 uprv_memset(result, 0, sizeof(ULocaleBundle));
85
86 len = (int32_t)strlen(loc);
87 result->fLocale = (char*) uprv_malloc(len + 1);
88 if(result->fLocale == 0) {
89 return 0;
90 }
91
92 uprv_strcpy(result->fLocale, loc);
93
94 result->isInvariantLocale = uprv_strcmp(result->fLocale, "en_US_POSIX") == 0;
95
96 return result;
97 }
98
99 /*ULocaleBundle*
100 u_locbund_new(const char *loc)
101 {
102 ULocaleBundle *result = (ULocaleBundle*) uprv_malloc(sizeof(ULocaleBundle));
103 return u_locbund_init(result, loc);
104 }
105
106 ULocaleBundle*
107 u_locbund_clone(const ULocaleBundle *bundle)
108 {
109 ULocaleBundle *result = (ULocaleBundle*)uprv_malloc(sizeof(ULocaleBundle));
110 UErrorCode status = U_ZERO_ERROR;
111 int32_t styleIdx;
112
113 if(result == 0)
114 return 0;
115
116 result->fLocale = (char*) uprv_malloc(strlen(bundle->fLocale) + 1);
117 if(result->fLocale == 0) {
118 uprv_free(result);
119 return 0;
120 }
121
122 strcpy(result->fLocale, bundle->fLocale );
123
124 for (styleIdx = 0; styleIdx < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; styleIdx++) {
125 status = U_ZERO_ERROR;
126 if (result->fNumberFormat[styleIdx]) {
127 result->fNumberFormat[styleIdx] = unum_clone(bundle->fNumberFormat[styleIdx], &status);
128 if (U_FAILURE(status)) {
129 result->fNumberFormat[styleIdx] = NULL;
130 }
131 }
132 else {
133 result->fNumberFormat[styleIdx] = NULL;
134 }
135 }
136 result->fDateFormat = (bundle->fDateFormat == 0 ? 0 :
137 udat_clone(bundle->fDateFormat, &status));
138 result->fTimeFormat = (bundle->fTimeFormat == 0 ? 0 :
139 udat_clone(bundle->fTimeFormat, &status));
140
141 return result;
142 }*/
143
144 void
u_locbund_close(ULocaleBundle * bundle)145 u_locbund_close(ULocaleBundle *bundle)
146 {
147 int32_t styleIdx;
148
149 uprv_free(bundle->fLocale);
150
151 for (styleIdx = 0; styleIdx < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; styleIdx++) {
152 if (bundle->fNumberFormat[styleIdx]) {
153 unum_close(bundle->fNumberFormat[styleIdx]);
154 }
155 }
156
157 uprv_memset(bundle, 0, sizeof(ULocaleBundle));
158 /* uprv_free(bundle);*/
159 }
160
161 UNumberFormat*
u_locbund_getNumberFormat(ULocaleBundle * bundle,UNumberFormatStyle style)162 u_locbund_getNumberFormat(ULocaleBundle *bundle, UNumberFormatStyle style)
163 {
164 UNumberFormat *formatAlias = NULL;
165 if (style > UNUM_IGNORE) {
166 formatAlias = bundle->fNumberFormat[style-1];
167 if (formatAlias == NULL) {
168 if (bundle->isInvariantLocale) {
169 formatAlias = copyInvariantFormatter(bundle, style);
170 }
171 else {
172 UErrorCode status = U_ZERO_ERROR;
173 formatAlias = unum_open(style, NULL, 0, bundle->fLocale, NULL, &status);
174 if (U_FAILURE(status)) {
175 unum_close(formatAlias);
176 formatAlias = NULL;
177 }
178 else {
179 bundle->fNumberFormat[style-1] = formatAlias;
180 }
181 }
182 }
183 }
184 return formatAlias;
185 }
186
187 #endif /* #if !UCONFIG_NO_FORMATTING */
188