From 835237028039d23f5fed5101137f18e45a1b68a7 Mon Sep 17 00:00:00 2001
From: hobbs <hobbs>
Date: Fri, 12 Apr 2002 07:35:42 +0000
Subject: 	* unix/tkUnixFont.c (FontPkgCleanup): cleanup thread specific
 font 	resources on thread exit.

---
 unix/tkUnixFont.c | 42 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

diff --git a/unix/tkUnixFont.c b/unix/tkUnixFont.c
index 5575e09..444eebb 100644
--- a/unix/tkUnixFont.c
+++ b/unix/tkUnixFont.c
@@ -9,7 +9,7 @@
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tkUnixFont.c,v 1.10 2002/03/27 00:14:06 andreas_kupries Exp $
+ * RCS: @(#) $Id: tkUnixFont.c,v 1.11 2002/04/12 07:35:42 hobbs Exp $
  */
  
 #include "tkUnixInt.h"
@@ -198,6 +198,7 @@ static EncodingAlias encodingAliases[] = {
  * Procedures used only in this file.
  */
 
+static void		FontPkgCleanup _ANSI_ARGS_((ClientData clientData));
 static FontFamily *	AllocFontFamily _ANSI_ARGS_((Display *display,
 			    XFontStruct *fontStructPtr, int base));
 static SubFont *	CanUseFallback _ANSI_ARGS_((UnixFont *fontPtr,
@@ -262,6 +263,44 @@ static int		UtfToUcs2beProc _ANSI_ARGS_((ClientData clientData,
 /*
  *-------------------------------------------------------------------------
  *
+ * FontPkgCleanup --
+ *
+ *	This procedure is called when an application is created.  It
+ *	initializes all the structures that are used by the
+ *	platform-dependent code on a per application basis.
+ *
+ * Results:
+ *	None.
+ *
+ * Side effects:
+ *	Releases thread-specific resources used by font pkg.
+ *
+ *-------------------------------------------------------------------------
+ */
+
+static void
+FontPkgCleanup(ClientData clientData)
+{
+    ThreadSpecificData *tsdPtr = (ThreadSpecificData *) 
+            Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
+    
+    if (tsdPtr->controlFamily.encoding != NULL) {
+	FontFamily *familyPtr = &tsdPtr->controlFamily;
+	int i;
+
+	Tcl_FreeEncoding(familyPtr->encoding);
+	for (i = 0; i < FONTMAP_PAGES; i++) {
+	    if (familyPtr->fontMap[i] != NULL) {
+		ckfree(familyPtr->fontMap[i]);
+	    }
+	}
+	tsdPtr->controlFamily.encoding = NULL;
+    }
+}
+
+/*
+ *-------------------------------------------------------------------------
+ *
  * TkpFontPkgInit --
  *
  *	This procedure is called when an application is created.  It
@@ -318,6 +357,7 @@ TkpFontPkgInit(mainPtr)
 	type.clientData		= NULL;
 	type.nullSize		= 2;
 	Tcl_CreateEncoding(&type);
+	Tcl_CreateThreadExitHandler(FontPkgCleanup, NULL);
     }
 }
 
-- 
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