1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
19 #include <sys/localedef.h>
22 static _LC_locale_t *__C_locale;
24 #define FIX_LOCALE(l) l = (l == 0) ? __C_locale : l
26 #include "mbsnrtowcs.inc"
27 #include "wcsnrtombs.inc"
29 size_t __mb_cur_max(locale_t __l) {
31 return (__l->lc_ctype->cmapp->cm_mb_cur_max);
34 wint_t btowc_l(int __c, locale_t __l) {
36 return __l->lc_ctype->cmapp->core.user_api->btowc(__l->lc_ctype->cmapp, __c);
39 int wctob_l(wint_t __c, locale_t __l) {
41 return __l->lc_ctype->cmapp->core.user_api->wctob(__l->lc_ctype->cmapp, __c);
44 size_t wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l) {
46 return __l->lc_ctype->cmapp->core.user_api->wcrtomb(__l->lc_ctype->cmapp,
50 size_t mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n,
51 mbstate_t *__ps, locale_t __l) {
53 return __l->lc_ctype->cmapp->core.user_api->mbrtowc(__l->lc_ctype->cmapp,
54 __pwc, __s, __n, __ps);
57 int mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l) {
59 return __l->lc_ctype->cmapp->core.user_api->mbtowc(__l->lc_ctype->cmapp,
63 size_t mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l) {
65 return __l->lc_ctype->cmapp->core.user_api->mbrlen(__l->lc_ctype->cmapp, __s,
69 struct lconv *localeconv_l(locale_t __l) {
71 return __l->core.user_api->localeconv(__l);
74 size_t mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len,
75 mbstate_t *__ps, locale_t __l) {
77 return __l->lc_ctype->cmapp->core.user_api->mbsrtowcs(__l->lc_ctype->cmapp,
78 __dest, __src, __len, __ps);
81 int wcscoll_l(const wchar_t *__s1, const wchar_t *__s2, locale_t __l) {
83 return __l->lc_collate->core.user_api->wcscoll(__l->lc_collate,
87 int strcoll_l(const char *__s1, const char *__s2, locale_t __l) {
89 return __l->lc_collate->core.user_api->strcoll(__l->lc_collate,
93 size_t strxfrm_l(char *__s1, const char *__s2, size_t __n, locale_t __l) {
95 return __l->lc_collate->core.user_api->strxfrm(__l->lc_collate,
98 size_t strftime_l(char *__s, size_t __size, const char *__fmt, const struct tm
99 *__tm, locale_t __l) {
101 return __l->lc_time->core.user_api->strftime(__l->lc_time,
102 __s, __size, __fmt, __tm);
105 size_t wcsxfrm_l(wchar_t *__ws1, const wchar_t *__ws2, size_t __n,
108 return __l->lc_collate->core.user_api->wcsxfrm(__l->lc_collate,
112 #define LOCALE_ISCTYPE(ctype, m) \
113 int is##ctype##_l(int __c, locale_t __l) { \
114 if ((__c < 0) || (__c > 255)) return 0;\
116 return __l->lc_ctype->mask[__c] & m;\
118 int isw##ctype##_l(wchar_t __c, locale_t __l) { \
120 return __l->lc_ctype->core.user_api->iswctype(__l->lc_ctype, __c, m);\
123 LOCALE_ISCTYPE(alnum, _ISALNUM)
124 LOCALE_ISCTYPE(alpha, _ISALPHA)
125 LOCALE_ISCTYPE(blank, _ISALPHA)
126 LOCALE_ISCTYPE(cntrl, _ISCNTRL)
127 LOCALE_ISCTYPE(digit, _ISDIGIT)
128 LOCALE_ISCTYPE(graph, _ISGRAPH)
129 LOCALE_ISCTYPE(lower, _ISLOWER)
130 LOCALE_ISCTYPE(print, _ISPRINT)
131 LOCALE_ISCTYPE(punct, _ISPUNCT)
132 LOCALE_ISCTYPE(space, _ISSPACE)
133 LOCALE_ISCTYPE(upper, _ISUPPER)
134 LOCALE_ISCTYPE(xdigit, _ISXDIGIT)
136 int iswctype_l(wint_t __c, wctype_t __m, locale_t __l) {
138 return __l->lc_ctype->core.user_api->iswctype(__l->lc_ctype, __c, __m);\
141 int toupper_l(int __c, locale_t __l) {
143 if ((__c < 0) || (__c > __l->lc_ctype->max_upper)) return __c;
144 return __l->lc_ctype->upper[__c];
146 int tolower_l(int __c, locale_t __l) {
148 if ((__c < 0) || (__c > __l->lc_ctype->max_lower)) return __c;
149 return __l->lc_ctype->lower[__c];
151 wint_t towupper_l(wint_t __c, locale_t __l) {
153 return __l->lc_ctype->core.user_api->towupper(__l->lc_ctype, __c);
155 wint_t towlower_l(wint_t __c, locale_t __l) {
157 return __l->lc_ctype->core.user_api->towlower(__l->lc_ctype, __c);
160 // FIXME: This disregards the locale, which is Very Wrong
161 #define vsnprintf_l(__s, __n, __l, __format, __va) \
162 vsnprintf(__s, __n, __format, __va)
164 int sprintf_l(char *__s, locale_t __l, const char *__format, ...) {
166 va_start(__va, __format);
167 int __res = vsnprintf_l(__s, SIZE_MAX, __l, __format, __va);
172 int snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...)
175 va_start(__va, __format);
176 int __res = vsnprintf_l(__s, __n , __l, __format, __va);
181 int asprintf_l(char **__s, locale_t __l, const char *__format, ...) {
183 va_start(__va, __format);
185 int __res = vasprintf(__s, __format, __va);
190 int sscanf_l(const char *__s, locale_t __l, const char *__format, ...) {
192 va_start(__va, __format);
194 int __res = vsscanf(__s, __format, __va);
199 locale_t newlocale(int mask, const char *locale, locale_t base) {
201 if ((locale == NULL) || (locale[0] == '\0') ||
202 ((locale[0] == 'C') && (locale[1] == '\0')))
207 // Solaris locales are shared libraries that contain
210 asprintf(&path, "/usr/lib/locale/%1$s/amd64/%1$s.so.3", locale);
212 asprintf(&path, "/usr/lib/locale/%1$s/%1$s.so.3", locale);
214 void *handle = dlopen(path, RTLD_LOCAL | RTLD_NOW);
218 _LC_locale_t *(*init)() = dlsym(handle, "instantiate");
221 _LC_locale_t *p = init();
228 locale_t ret = calloc(1, sizeof(struct _LC_locale_t));
229 memcpy(ret, p, sizeof (_LC_locale_t));
230 ret->lc_collate = (mask & LC_COLLATE_MASK) ? p->lc_collate : base->lc_collate;
231 ret->lc_ctype = (mask & LC_CTYPE_MASK) ? p->lc_ctype : base->lc_ctype;
232 ret->lc_messages = (mask & LC_MESSAGES_MASK) ? p->lc_messages : base->lc_messages;
233 ret->lc_monetary = (mask & LC_MONETARY_MASK) ? p->lc_monetary : base->lc_monetary;
234 ret->lc_time = (mask & LC_TIME_MASK) ? p->lc_time : base->lc_time;
238 void freelocale(locale_t loc)
240 if (loc != __C_locale)
244 __attribute__((constructor))
245 static void setupCLocale(void) {
246 // The default initial locale is the C locale. This is a statically
247 // allocated locale inside libc. At program start, __lc_locale will point to
248 // this. We need to grab a copy because it's not a public symbol. If we had
249 // access to the source code for libc, then we'd just use it directly...
250 assert('C' == setlocale(LC_ALL, 0)[0]);
251 __C_locale = __lc_locale;