msvcrt: Added _configthreadlocale implementation.

dlls/msvcr80/msvcr80.spec

@@ -324,7 +324,7 @@
 @ cdecl _close(long) msvcrt._close
 @ cdecl _commit(long) msvcrt._commit
 @ extern _commode msvcrt._commode
-@ stub _configthreadlocale
+@ cdecl _configthreadlocale(long) msvcrt._configthreadlocale
 @ cdecl _control87(long long) msvcrt._control87
 @ cdecl _controlfp(long long) msvcrt._controlfp
 @ cdecl _controlfp_s(ptr long long) msvcrt._controlfp_s

dlls/msvcr90/msvcr90.spec

@@ -316,7 +316,7 @@
 @ cdecl _close(long) msvcrt._close
 @ cdecl _commit(long) msvcrt._commit
 @ extern _commode msvcrt._commode
-@ stub _configthreadlocale
+@ cdecl _configthreadlocale(long) msvcrt._configthreadlocale
 @ cdecl _control87(long long) msvcrt._control87
 @ cdecl _controlfp(long long) msvcrt._controlfp
 @ cdecl _controlfp_s(ptr long long) msvcrt._controlfp_s

dlls/msvcrt/locale.c

@@ -954,6 +954,43 @@ MSVCRT__locale_t _create_locale(int category, const char *locale)
     return loc;
 }
 
+/* _configthreadlocale - not exported in native msvcrt */
+int CDECL _configthreadlocale(int type)
+{
+    thread_data_t *data = msvcrt_get_thread_data();
+    int ret;
+
+    if(!data)
+        return -1;
+
+    ret = (data->locale ? MSVCRT__ENABLE_PER_THREAD_LOCALE : MSVCRT__DISABLE_PER_THREAD_LOCALE);
+
+    if(type == MSVCRT__ENABLE_PER_THREAD_LOCALE) {
+        if(!data->locale) {
+            /* Copy current global locale */
+            data->locale = _create_locale(MSVCRT_LC_ALL, MSVCRT_setlocale(MSVCRT_LC_ALL, NULL));
+            if(!data->locale)
+                return -1;
+        }
+
+        return ret;
+    }
+
+    if(type == MSVCRT__DISABLE_PER_THREAD_LOCALE) {
+        if(data->locale) {
+            _free_locale(data->locale);
+            data->locale = NULL;
+        }
+
+        return ret;
+    }
+
+    if(!type)
+        return ret;
+
+    return -1;
+}
+
 /*********************************************************************
  *             setlocale (MSVCRT.@)
  */

dlls/msvcrt/msvcrt.h

@@ -791,6 +791,9 @@ typedef struct MSVCRT_localeinfo_struct
     MSVCRT_pthreadmbcinfo mbcinfo;
 } MSVCRT__locale_tstruct, *MSVCRT__locale_t;
 
+#define MSVCRT__ENABLE_PER_THREAD_LOCALE 1
+#define MSVCRT__DISABLE_PER_THREAD_LOCALE 2
+
 extern MSVCRT__locale_t MSVCRT_locale;
 MSVCRT__locale_t get_locale(void);
 void __cdecl _free_locale(MSVCRT__locale_t);

dlls/msvcrt/msvcrt.spec

@@ -1417,3 +1417,4 @@
 @ cdecl _set_invalid_parameter_handler(ptr)
 @ cdecl _create_locale(long str)
 @ cdecl _free_locale(ptr)
+@ cdecl _configthreadlocale(long)