add locale framework

[musl] / src / locale / duplocale.c

diff --git a/src/locale/duplocale.c b/src/locale/duplocale.c
index f9fc1ff..1336870 100644 (file)
--- a/src/locale/duplocale.c
+++ b/src/locale/duplocale.c
@@ -3,12 +3,19 @@
 #include "locale_impl.h"
 #include "libc.h"
 
-locale_t duplocale(locale_t old)
+locale_t __duplocale(locale_t old)
 {
-       locale_t new;
-       new = calloc(1, sizeof *new);
+       locale_t new = calloc(1, sizeof *new + LOCALE_NAME_MAX + 1);
+       if (!new) return 0;
+       new->messages_name = (void *)(new+1);
+
+       if (old == LC_GLOBAL_LOCALE) old = &libc.global_locale;
+       new->ctype_utf8 = old->ctype_utf8;
+       if (old->messages_name)
+               strcpy(new->messages_name, old->messages_name);
+
        if (new && old != LC_GLOBAL_LOCALE) memcpy(new, old, sizeof *new);
        return new;
 }
 
-weak_alias(duplocale, __duplocale);
+weak_alias(__duplocale, duplocale);