Make all Destroy??? functions match the Tcl_FreeProc signature. That will prevent compiler warnings in all thinkable situations.

9 files changed, 47 insertions, 12 deletions

diff --git a/generic/tkBusy.c b/generic/tkBusy.c
index 388d3fb..5825b16 100644
--- a/generic/tkBusy.c
+++ b/generic/tkBusy.c
@@ -45,7 +45,7 @@ static void		BusyCustodyProc(void *clientData,
 static int		ConfigureBusy(Tcl_Interp *interp, Busy *busyPtr,
 			    int objc, Tcl_Obj *const objv[]);
 static Busy *		CreateBusy(Tcl_Interp *interp, Tk_Window tkRef);
-static void		DestroyBusy(void *dataPtr);
+static Tcl_FreeProc	DestroyBusy;
 static void		DoConfigureNotify(Tk_FakeWin *winPtr);
 static inline Tk_Window	FirstChild(Tk_Window parent);
 static Busy *		GetBusy(Tcl_Interp *interp,
@@ -333,7 +333,11 @@ RefWinEventProc(
 
 static void
 DestroyBusy(
+#if TCL_MAJOR_VERSION > 8
     void *data)			/* Busy window structure record */
+#else
+    char *data)
+#endif
 {
     Busy *busyPtr = (Busy *)data;
 
diff --git a/generic/tkCanvas.c b/generic/tkCanvas.c
index 12389a5..2d90e36 100644
--- a/generic/tkCanvas.c
+++ b/generic/tkCanvas.c
@@ -246,7 +246,7 @@ static int		ConfigureCanvas(Tcl_Interp *interp,
 static void		DefaultRotateImplementation(TkCanvas *canvasPtr,
 			    Tk_Item *itemPtr, double x, double y,
 			    double angleRadians);
-static void		DestroyCanvas(void *memPtr);
+static Tcl_FreeProc	DestroyCanvas;
 static int		DrawCanvas(Tcl_Interp *interp, void *clientData, Tk_PhotoHandle photohandle, int subsample, int zoom);
 static void		DisplayCanvas(void *clientData);
 static void		DoItem(Tcl_Obj *accumObj,
@@ -2242,7 +2242,11 @@ CanvasWidgetCmd(
 
 static void
 DestroyCanvas(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Info about canvas widget. */
+#else
+    char *memPtr)
+#endif
 {
     TkCanvas *canvasPtr = (TkCanvas *)memPtr;
     Tk_Item *itemPtr;
diff --git a/generic/tkEntry.c b/generic/tkEntry.c
index 07ab2d9..6601d65 100644
--- a/generic/tkEntry.c
+++ b/generic/tkEntry.c
@@ -408,7 +408,7 @@ static const char *const selElementNames[] = {
 static int		ConfigureEntry(Tcl_Interp *interp, Entry *entryPtr,
 			    int objc, Tcl_Obj *const objv[]);
 static int		DeleteChars(Entry *entryPtr, Tcl_Size index, Tcl_Size count);
-static void		DestroyEntry(void *memPtr);
+static Tcl_FreeProc	DestroyEntry;
 static void		DisplayEntry(void *clientData);
 static void		EntryBlinkProc(void *clientData);
 static void		EntryCmdDeletedProc(void *clientData);
@@ -1038,7 +1038,11 @@ EntryWidgetObjCmd(
 
 static void
 DestroyEntry(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Info about entry widget. */
+#else
+    char *memPtr)
+#endif
 {
     Entry *entryPtr = (Entry *)memPtr;
 
diff --git a/generic/tkFrame.c b/generic/tkFrame.c
index b0d2e85..82e33c4 100644
--- a/generic/tkFrame.c
+++ b/generic/tkFrame.c
@@ -332,7 +332,7 @@ static int		ConfigureFrame(Tcl_Interp *interp, Frame *framePtr,
 static int		CreateFrame(void *clientData, Tcl_Interp *interp,
 			    int objc, Tcl_Obj *const objv[],
 			    enum FrameType type, const char *appName);
-static void		DestroyFrame(void *memPtr);
+static Tcl_FreeProc	DestroyFrame;
 static void		DestroyFramePartly(Frame *framePtr);
 static void		DisplayFrame(void *clientData);
 static void		DrawFrameBackground(Tk_Window tkwin, Pixmap pixmap,
@@ -889,7 +889,11 @@ FrameWidgetObjCmd(
 
 static void
 DestroyFrame(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Info about frame widget. */
+#else
+    char *memPtr)
+#endif
 {
     Frame *framePtr = (Frame *)memPtr;
     Labelframe *labelframePtr = (Labelframe *)memPtr;
diff --git a/generic/tkGrid.c b/generic/tkGrid.c
index 6d72f31..bc8f19a 100644
--- a/generic/tkGrid.c
+++ b/generic/tkGrid.c
@@ -262,7 +262,7 @@ static int		CheckSlotData(Gridder *containerPtr, int slot,
 			    int slotType, int checkOnly);
 static int		ConfigureContent(Tcl_Interp *interp, Tk_Window tkwin,
 			    int objc, Tcl_Obj *const objv[]);
-static void		DestroyGrid(void *memPtr);
+static Tcl_FreeProc	DestroyGrid;
 static Gridder *	GetGrid(Tk_Window tkwin);
 static int		GridAnchorCommand(Tk_Window tkwin, Tcl_Interp *interp,
 			    int objc, Tcl_Obj *const objv[]);
@@ -2825,7 +2825,11 @@ Unlink(
 
 static void
 DestroyGrid(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Info about window that is now dead. */
+#else
+    char *memPtr)
+#endif
 {
     Gridder *gridPtr = (Gridder *)memPtr;
 
diff --git a/generic/tkImage.c b/generic/tkImage.c
index 4291f33..dc120ca 100644
--- a/generic/tkImage.c
+++ b/generic/tkImage.c
@@ -86,7 +86,7 @@ static Tcl_ThreadDataKey dataKey;
  */
 
 static void		ImageTypeThreadExitProc(void *clientData);
-static void		DeleteImage(void *blockPtr);
+static Tcl_FreeProc	DeleteImage;
 static void		EventuallyDeleteImage(ImageModel *modelPtr,
 			    int forgetImageHashNow);
 
@@ -406,7 +406,7 @@ Tk_ImageObjCmd(
 	    if (modelPtr->deleted) {
 		goto alreadyDeleted;
 	    }
-	    DeleteImage(modelPtr);
+	    DeleteImage((char *)modelPtr);
 	}
 	break;
     case IMAGE_NAMES:
@@ -958,7 +958,11 @@ Tk_DeleteImage(
 
 static void
 DeleteImage(
+#if TCL_MAJOR_VERSION > 8
     void *blockPtr)	/* Pointer to main data structure for image. */
+#else
+    char *blockPtr)
+#endif
 {
     Image *imagePtr;
     Tk_ImageType *typePtr;
diff --git a/generic/tkListbox.c b/generic/tkListbox.c
index e701dd3..74789f4 100644
--- a/generic/tkListbox.c
+++ b/generic/tkListbox.c
@@ -389,7 +389,7 @@ static int		ConfigureListboxItem(Tcl_Interp *interp,
 			    Tcl_Obj *const objv[], int index);
 static int		ListboxDeleteSubCmd(Listbox *listPtr,
 			    int first, int last);
-static void		DestroyListbox(void *memPtr);
+static Tcl_FreeProc	DestroyListbox;
 static void		DestroyListboxOptionTables(void *clientData,
 			    Tcl_Interp *interp);
 static void		DisplayListbox(void *clientData);
@@ -1438,7 +1438,11 @@ ListboxGetItemAttributes(
 
 static void
 DestroyListbox(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Info about listbox widget. */
+#else
+    char *memPtr)
+#endif
 {
     Listbox *listPtr = (Listbox *)memPtr;
     Tcl_HashEntry *entry;
diff --git a/generic/tkMenu.c b/generic/tkMenu.c
index 1705722..3a47724 100644
--- a/generic/tkMenu.c
+++ b/generic/tkMenu.c
@@ -333,7 +333,7 @@ static void		DeleteMenuCloneEntries(TkMenu *menuPtr,
 static void		DestroyMenuHashTable(void *clientData,
 			    Tcl_Interp *interp);
 static void		DestroyMenuInstance(TkMenu *menuPtr);
-static void		DestroyMenuEntry(void *memPtr);
+static Tcl_FreeProc	DestroyMenuEntry;
 static Tcl_Size	GetIndexFromCoords(Tcl_Interp *interp,
 			    TkMenu *menuPtr, const char *string,
 			    Tcl_Size *indexPtr);
@@ -1418,7 +1418,11 @@ UnhookCascadeEntry(
 
 static void
 DestroyMenuEntry(
+#if TCL_MAJOR_VERSION > 8
     void *memPtr)		/* Pointer to entry to be freed. */
+#else
+    char *memPtr)
+#endif
 {
     TkMenuEntry *mePtr = (TkMenuEntry *)memPtr;
     TkMenu *menuPtr = mePtr->menuPtr;
diff --git a/generic/tkPack.c b/generic/tkPack.c
index e82e3db..8dc6284 100644
--- a/generic/tkPack.c
+++ b/generic/tkPack.c
@@ -120,7 +120,7 @@ static const Tk_GeomMgr packerType = {
 static void		ArrangePacking(void *clientData);
 static int		ConfigureContent(Tcl_Interp *interp, Tk_Window tkwin,
 			    int objc, Tcl_Obj *const objv[]);
-static void		DestroyPacker(void *memPtr);
+static Tcl_FreeProc	DestroyPacker;
 static Packer *		GetPacker(Tk_Window tkwin);
 #ifndef TK_NO_DEPRECATED
 static int		PackAfter(Tcl_Interp *interp, Packer *prevPtr,
@@ -1404,8 +1404,11 @@ Unlink(
 
 static void
 DestroyPacker(
-    void *memPtr)		/* Info about packed window that is now
-				 * dead. */
+#if TCL_MAJOR_VERSION > 8
+    void *memPtr)		/* Info about packed window that is now dead. */
+#else
+    char *memPtr)
+#endif
 {
     Packer *packPtr = (Packer *)memPtr;