implement various internal win32 stub functions for cygwin

1 files changed, 53 insertions, 92 deletions

diff --git a/generic/tkStubInit.c b/generic/tkStubInit.c
index a82e044..89ae433 100644
--- a/generic/tkStubInit.c
+++ b/generic/tkStubInit.c
@@ -40,18 +40,59 @@
 /*
  * Remove macros that will interfere with the definitions below.
  */
+#undef TkClipBox
+#undef TkCreateRegion
+#undef TkDestroyRegion
+#undef TkIntersectRegion
+#undef TkRectInRegion
+#undef TkSetRegion
+#undef TkUnionRectWithRegion
+#undef TkSubtractRegion
 
-#define Tk_CreateCanvasVisitor ((void (*) _ANSI_ARGS_((Tcl_Interp * interp, \
-			VOID * typePtr))) NULL)
-#define Tk_GetCanvasVisitor ((VOID * (*) _ANSI_ARGS_((Tcl_Interp * interp, \
-			CONST char * name))) NULL)
+TkIntStubs tkIntStubs;
 
 #ifndef __WIN32__
 /* Make sure that extensions which call XParseColor through
  * the stub table, call TkParseColor in stead. See bug #3486474 */
 #   define XParseColor TkParseColor
+
+#   if !defined(MAC_TCL) && !defined(MAC_OSX_TCL)
+#	define Tk_AttachHWND 0
+#	define Tk_GetHWND 0
+#	define Tk_HWNDToWindow 0
+#	define Tk_PointerEvent 0
+#	define Tk_TranslateWinEvent 0
+#	define TkClipBox (void (*) _ANSI_ARGS_((TkRegion, XRectangle *))) XClipBox
+#	define TkCreateRegion (TkRegion (*) ()) XCreateRegion
+#	define TkDestroyRegion (void (*) _ANSI_ARGS_((TkRegion))) XDestroyRegion
+#	define TkIntersectRegion (void (*) _ANSI_ARGS_((TkRegion, TkRegion, TkRegion))) XIntersectRegion
+#	define TkRectInRegion (int (*) _ANSI_ARGS_((TkRegion, int, int, unsigned int, unsigned int))) XRectInRegion
+#	define TkSetRegion (void (*) _ANSI_ARGS_((Display *, GC, TkRegion))) XSetRegion
+#	define TkUnionRectWithRegion (void (*) _ANSI_ARGS_((XRectangle *, TkRegion, TkRegion))) XUnionRectWithRegion
+#	define TkSubtractRegion (void (*) _ANSI_ARGS_((TkRegion, TkRegion, TkRegion))) XSubtractRegion
+
+#ifdef __CYGWIN__
+/* Trick, so we don't have to include <windows.h> here, which
+ * - b.t.w. - lacks this function anyway */
+#define GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS 0x00000004
+int __stdcall GetModuleHandleExW(unsigned int, const char *, void *);
+
+#define Tk_GetHINSTANCE TkPlatGetHINSTANCE
+static void *Tk_GetHINSTANCE()
+{
+    void *hInstance = NULL;
+    GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS,
+	    (const char *)&tkIntStubs, &hInstance);
+    return hInstance;
+}
+#else
+#   define Tk_GetHINSTANCE 0
 #endif
 
+#   endif /* !MAC_TCL && !MACC_OSX_TCL */
+
+#endif /* !__WIN32__ */
+
 /*
  * WARNING: The contents of this file is automatically generated by the
  * tools/genStubs.tcl script. Any modifications to the function declarations
@@ -176,90 +217,13 @@ TkIntStubs tkIntStubs = {
     TkpGetSubFonts, /* 110 */
     TkpGetSystemDefault, /* 111 */
     TkpMenuThreadInit, /* 112 */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 113 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkClipBox, /* 113 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkClipBox, /* 113 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
     TkClipBox, /* 113 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 114 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkCreateRegion, /* 114 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkCreateRegion, /* 114 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
     TkCreateRegion, /* 114 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 115 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkDestroyRegion, /* 115 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkDestroyRegion, /* 115 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
     TkDestroyRegion, /* 115 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 116 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkIntersectRegion, /* 116 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
     TkIntersectRegion, /* 116 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
-    TkIntersectRegion, /* 116 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 117 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkRectInRegion, /* 117 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkRectInRegion, /* 117 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
     TkRectInRegion, /* 117 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 118 */
-#endif /* UNIX */
-#ifdef __WIN32__
     TkSetRegion, /* 118 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkSetRegion, /* 118 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
-    TkSetRegion, /* 118 */
-#endif /* MAC_OSX_TK */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 119 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkUnionRectWithRegion, /* 119 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
-    TkUnionRectWithRegion, /* 119 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
     TkUnionRectWithRegion, /* 119 */
-#endif /* MAC_OSX_TK */
     NULL, /* 120 */
 #if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
     NULL, /* 121 */
@@ -318,18 +282,7 @@ TkIntStubs tkIntStubs = {
     TkFocusFree, /* 142 */
     TkClipCleanup, /* 143 */
     TkGCCleanup, /* 144 */
-#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
-    NULL, /* 145 */
-#endif /* UNIX */
-#ifdef __WIN32__
-    TkSubtractRegion, /* 145 */
-#endif /* __WIN32__ */
-#ifdef MAC_TCL
     TkSubtractRegion, /* 145 */
-#endif /* MAC_TCL */
-#ifdef MAC_OSX_TK
-    TkSubtractRegion, /* 145 */
-#endif /* MAC_OSX_TK */
     TkStylePkgInit, /* 146 */
     TkStylePkgFree, /* 147 */
     TkToplevelWindowForCommand, /* 148 */
@@ -826,6 +779,14 @@ TkIntXlibStubs tkIntXlibStubs = {
 TkPlatStubs tkPlatStubs = {
     TCL_STUB_MAGIC,
     NULL,
+#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */
+    Tk_AttachHWND, /* 0 */
+    Tk_GetHINSTANCE, /* 1 */
+    Tk_GetHWND, /* 2 */
+    Tk_HWNDToWindow, /* 3 */
+    Tk_PointerEvent, /* 4 */
+    Tk_TranslateWinEvent, /* 5 */
+#endif /* UNIX */
 #ifdef __WIN32__
     Tk_AttachHWND, /* 0 */
     Tk_GetHINSTANCE, /* 1 */