msvcrt: Added implementation of _controlfp_s.

dlls/msvcr80/msvcr80.spec

@@ -327,7 +327,7 @@
 @ stub _configthreadlocale
 @ cdecl _control87(long long) msvcrt._control87
 @ cdecl _controlfp(long long) msvcrt._controlfp
-@ stub _controlfp_s
+@ cdecl _controlfp_s(ptr long long) msvcrt._controlfp_s
 @ cdecl _copysign( double double ) msvcrt._copysign
 @ varargs _cprintf(str) msvcrt._cprintf
 @ stub _cprintf_l

dlls/msvcr90/msvcr90.spec

@@ -319,7 +319,7 @@
 @ stub _configthreadlocale
 @ cdecl _control87(long long) msvcrt._control87
 @ cdecl _controlfp(long long) msvcrt._controlfp
-@ stub _controlfp_s
+@ cdecl _controlfp_s(ptr long long) msvcrt._controlfp_s
 @ cdecl _copysign( double double ) msvcrt._copysign
 @ varargs _cprintf(str) msvcrt._cprintf
 @ stub _cprintf_l

dlls/msvcrt/math.c

@@ -702,6 +702,27 @@ unsigned int CDECL _controlfp(unsigned int newval, unsigned int mask)
 }
 
 /*********************************************************************
+ *              _controlfp_s (MSVCRT.@)
+ */
+int CDECL _controlfp_s(unsigned int *cur, unsigned int newval, unsigned int mask)
+{
+    unsigned int flags;
+#ifdef __i386__
+    FIXME("(%p %u %u) semi-stub\n", cur, newval, mask);
+
+    flags = _control87( newval, mask & ~MSVCRT__EM_DENORMAL );
+
+    if(cur)
+        *cur = flags;
+
+    return 0;
+#else
+    FIXME(":Not Implemented!\n");
+    return 0;
+#endif
+}
+
+/*********************************************************************
  *		_copysign (MSVCRT.@)
  */
 double CDECL _copysign(double num, double sign)

dlls/msvcrt/msvcrt.spec

@@ -299,7 +299,7 @@
 @ extern _commode MSVCRT__commode
 @ cdecl _control87(long long)
 @ cdecl _controlfp(long long)
-# stub _controlfp_s
+@ cdecl _controlfp_s(ptr long long)
 @ cdecl _copysign( double double )
 @ varargs _cprintf(str)
 # stub _cprintf_l