msvcrt: Added _swscanf_l implementation.

dlls/msvcr80/msvcr80.spec

@@ -975,7 +975,7 @@
 @ stub _swprintf_p
 @ stub _swprintf_p_l
 @ stub _swprintf_s_l
-@ stub _swscanf_l
+@ varargs _swscanf_l(wstr wstr ptr) msvcrt._swscanf_l
 @ stub _swscanf_s_l
 @ extern _sys_errlist msvcrt._sys_errlist
 @ extern _sys_nerr msvcrt._sys_nerr

dlls/msvcr90/msvcr90.spec

@@ -962,7 +962,7 @@
 @ stub _swprintf_p
 @ stub _swprintf_p_l
 @ stub _swprintf_s_l
-@ stub _swscanf_l
+@ varargs _swscanf_l(wstr wstr ptr) msvcrt._swscanf_l
 @ stub _swscanf_s_l
 @ extern _sys_errlist msvcrt._sys_errlist
 @ extern _sys_nerr msvcrt._sys_nerr

dlls/msvcrt/msvcrt.spec

@@ -909,7 +909,7 @@
 # stub _swprintf_c_l
 # stub _swprintf_p_l
 # stub _swprintf_s_l
-# stub _swscanf_l
+@ varargs _swscanf_l(wstr wstr ptr) MSVCRT__swscanf_l
 # stub _swscanf_s_l
 @ extern _sys_errlist MSVCRT__sys_errlist
 @ extern _sys_nerr MSVCRT__sys_nerr

dlls/msvcrt/scanf.c

@@ -246,6 +246,20 @@ int CDECL MSVCRT_swscanf(const MSVCRT_wchar_t *str, const MSVCRT_wchar_t *format
     return res;
 }
 
+/*********************************************************************
+ *		_swscanf_l (MSVCRT.@)
+ */
+int CDECL MSVCRT__swscanf_l(const MSVCRT_wchar_t *str, const MSVCRT_wchar_t *format,
+        MSVCRT__locale_t locale, ...)
+{
+    __ms_va_list valist;
+    int res;
+
+    __ms_va_start(valist, locale);
+    res = MSVCRT_vswscanf_l(str, format, locale, valist);
+    __ms_va_end(valist);
+    return res;
+}
 
 /*********************************************************************
  *		_cscanf (MSVCRT.@)