1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 *******************************************************************************
5 *
6 * Copyright (C) 1998-2014, International Business Machines
7 * Corporation and others. All Rights Reserved.
8 *
9 *******************************************************************************
10 *
11 * File locbund.cpp
12 *
13 * Modification History:
14 *
15 * Date Name Description
16 * 11/18/98 stephen Creation.
17 * 12/10/1999 bobbyr(at)optiosoftware.com Fix for memory leak + string allocation bugs
18 *******************************************************************************
19 */
20
21 #include "unicode/utypes.h"
22
23 #if !UCONFIG_NO_FORMATTING && !UCONFIG_NO_CONVERSION
24
25 #include "locbund.h"
26
27 #include "cmemory.h"
28 #include "cstring.h"
29 #include "ucln_io.h"
30 #include "mutex.h"
31 #include "umutex.h"
32 #include "unicode/ustring.h"
33 #include "unicode/uloc.h"
34
35 static UNumberFormat *gPosixNumberFormat[ULOCALEBUNDLE_NUMBERFORMAT_COUNT];
36
37 U_CDECL_BEGIN
locbund_cleanup(void)38 static UBool U_CALLCONV locbund_cleanup(void) {
39 int32_t style;
40 for (style = 0; style < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; style++) {
41 unum_close(gPosixNumberFormat[style]);
42 gPosixNumberFormat[style] = NULL;
43 }
44 return TRUE;
45 }
46 U_CDECL_END
47
48 static UMutex gLock = U_MUTEX_INITIALIZER;
copyInvariantFormatter(ULocaleBundle * result,UNumberFormatStyle style)49 static inline UNumberFormat * copyInvariantFormatter(ULocaleBundle *result, UNumberFormatStyle style) {
50 U_NAMESPACE_USE
51 Mutex lock(&gLock);
52 if (result->fNumberFormat[style-1] == NULL) {
53 if (gPosixNumberFormat[style-1] == NULL) {
54 UErrorCode status = U_ZERO_ERROR;
55 UNumberFormat *formatAlias = unum_open(style, NULL, 0, "en_US_POSIX", NULL, &status);
56 if (U_SUCCESS(status)) {
57 gPosixNumberFormat[style-1] = formatAlias;
58 ucln_io_registerCleanup(UCLN_IO_LOCBUND, locbund_cleanup);
59 }
60 }
61 /* Copy the needed formatter. */
62 if (gPosixNumberFormat[style-1] != NULL) {
63 UErrorCode status = U_ZERO_ERROR;
64 result->fNumberFormat[style-1] = unum_clone(gPosixNumberFormat[style-1], &status);
65 }
66 }
67 return result->fNumberFormat[style-1];
68 }
69
70 U_CAPI ULocaleBundle *
u_locbund_init(ULocaleBundle * result,const char * loc)71 u_locbund_init(ULocaleBundle *result, const char *loc)
72 {
73 int32_t len;
74
75 if(result == 0)
76 return 0;
77
78 if (loc == NULL) {
79 loc = uloc_getDefault();
80 }
81
82 uprv_memset(result, 0, sizeof(ULocaleBundle));
83
84 len = (int32_t)strlen(loc);
85 result->fLocale = (char*) uprv_malloc(len + 1);
86 if(result->fLocale == 0) {
87 return 0;
88 }
89
90 uprv_strcpy(result->fLocale, loc);
91
92 result->isInvariantLocale = uprv_strcmp(result->fLocale, "en_US_POSIX") == 0;
93
94 return result;
95 }
96
97 /*U_CAPI ULocaleBundle *
98 u_locbund_new(const char *loc)
99 {
100 ULocaleBundle *result = (ULocaleBundle*) uprv_malloc(sizeof(ULocaleBundle));
101 return u_locbund_init(result, loc);
102 }
103
104 U_CAPI ULocaleBundle *
105 u_locbund_clone(const ULocaleBundle *bundle)
106 {
107 ULocaleBundle *result = (ULocaleBundle*)uprv_malloc(sizeof(ULocaleBundle));
108 UErrorCode status = U_ZERO_ERROR;
109 int32_t styleIdx;
110
111 if(result == 0)
112 return 0;
113
114 result->fLocale = (char*) uprv_malloc(strlen(bundle->fLocale) + 1);
115 if(result->fLocale == 0) {
116 uprv_free(result);
117 return 0;
118 }
119
120 strcpy(result->fLocale, bundle->fLocale );
121
122 for (styleIdx = 0; styleIdx < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; styleIdx++) {
123 status = U_ZERO_ERROR;
124 if (result->fNumberFormat[styleIdx]) {
125 result->fNumberFormat[styleIdx] = unum_clone(bundle->fNumberFormat[styleIdx], &status);
126 if (U_FAILURE(status)) {
127 result->fNumberFormat[styleIdx] = NULL;
128 }
129 }
130 else {
131 result->fNumberFormat[styleIdx] = NULL;
132 }
133 }
134 result->fDateFormat = (bundle->fDateFormat == 0 ? 0 :
135 udat_clone(bundle->fDateFormat, &status));
136 result->fTimeFormat = (bundle->fTimeFormat == 0 ? 0 :
137 udat_clone(bundle->fTimeFormat, &status));
138
139 return result;
140 }*/
141
142 U_CAPI void
u_locbund_close(ULocaleBundle * bundle)143 u_locbund_close(ULocaleBundle *bundle)
144 {
145 int32_t styleIdx;
146
147 uprv_free(bundle->fLocale);
148
149 for (styleIdx = 0; styleIdx < ULOCALEBUNDLE_NUMBERFORMAT_COUNT; styleIdx++) {
150 if (bundle->fNumberFormat[styleIdx]) {
151 unum_close(bundle->fNumberFormat[styleIdx]);
152 }
153 }
154
155 uprv_memset(bundle, 0, sizeof(ULocaleBundle));
156 /* uprv_free(bundle);*/
157 }
158
159 U_CAPI UNumberFormat *
u_locbund_getNumberFormat(ULocaleBundle * bundle,UNumberFormatStyle style)160 u_locbund_getNumberFormat(ULocaleBundle *bundle, UNumberFormatStyle style)
161 {
162 UNumberFormat *formatAlias = NULL;
163 if (style > UNUM_IGNORE) {
164 formatAlias = bundle->fNumberFormat[style-1];
165 if (formatAlias == NULL) {
166 if (bundle->isInvariantLocale) {
167 formatAlias = copyInvariantFormatter(bundle, style);
168 }
169 else {
170 UErrorCode status = U_ZERO_ERROR;
171 formatAlias = unum_open(style, NULL, 0, bundle->fLocale, NULL, &status);
172 if (U_FAILURE(status)) {
173 unum_close(formatAlias);
174 formatAlias = NULL;
175 }
176 else {
177 bundle->fNumberFormat[style-1] = formatAlias;
178 }
179 }
180 }
181 }
182 return formatAlias;
183 }
184
185 #endif /* #if !UCONFIG_NO_FORMATTING */
186