msvcrt: Add ismbblead_l implementation.

dlls/msvcr100/msvcr100.spec

@@ -966,7 +966,7 @@
 @ stub _ismbbkpunct(long)
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long)
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 @ stub _ismbbprint_l
 @ stub _ismbbpunct(long)

dlls/msvcr110/msvcr110.spec

@@ -1313,7 +1313,7 @@
 @ stub _ismbbkpunct(long)
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long)
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 @ stub _ismbbprint_l
 @ stub _ismbbpunct(long)

dlls/msvcr120/msvcr120.spec

@@ -1314,7 +1314,7 @@
 @ stub _ismbbkpunct(long)
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long)
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 @ stub _ismbbprint_l
 @ stub _ismbbpunct(long)

dlls/msvcr120_app/msvcr120_app.spec

@@ -1219,7 +1219,7 @@
 @ cdecl _ismbbkpunct(long) msvcr120._ismbbkpunct
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long) msvcr120._ismbblead
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr) msvcr120._ismbblead_l
 @ cdecl _ismbbprint(long) msvcr120._ismbbprint
 @ stub _ismbbprint_l
 @ cdecl _ismbbpunct(long) msvcr120._ismbbpunct

dlls/msvcr80/msvcr80.spec

@@ -639,7 +639,7 @@
 @ stub _ismbbkpunct(long)
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long)
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 @ stub _ismbbprint_l
 @ stub _ismbbpunct(long)

dlls/msvcr90/msvcr90.spec

@@ -616,7 +616,7 @@
 @ stub _ismbbkpunct(long)
 @ stub _ismbbkpunct_l
 @ cdecl _ismbblead(long)
-@ stub _ismbblead_l
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 @ stub _ismbbprint_l
 @ stub _ismbbpunct(long)

dlls/msvcrt/mbcs.c

@@ -1374,12 +1374,28 @@ int CDECL _ismbckata(unsigned int c)
   return 0;
 }
 
+
+/*********************************************************************
+ *		_ismbblead_l(MSVCRT.@)
+ */
+int CDECL _ismbblead_l(unsigned int c, MSVCRT__locale_t locale)
+{
+    MSVCRT_pthreadmbcinfo mbcinfo;
+
+    if(!locale)
+        mbcinfo = get_mbcinfo();
+    else
+        mbcinfo = locale->mbcinfo;
+
+    return (mbcinfo->mbctype[(c&0xff) + 1] & _M1) != 0;
+}
+
 /*********************************************************************
  *		_ismbblead(MSVCRT.@)
  */
 int CDECL _ismbblead(unsigned int c)
 {
-  return (get_mbcinfo()->mbctype[(c&0xff) + 1] & _M1) != 0;
+    return _ismbblead_l(c, NULL);
 }
 
 

dlls/msvcrt/msvcrt.spec

@@ -585,7 +585,7 @@
 @ stub _ismbbkpunct(long)
 # stub _ismbbkpunct_l(long ptr)
 @ cdecl _ismbblead(long)
-# stub _ismbblead_l(long ptr)
+@ cdecl _ismbblead_l(long ptr)
 @ stub _ismbbprint(long)
 # stub _ismbbprint_l(long ptr)
 @ stub _ismbbpunct(long)