[PATCH] Remove all mention of tix

[Keith Seitz <keiths@redhat.com>]

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Hi,

Someone astutely pointed out that the README still contain mentions of 
Tix, a dependency we lost a very long time ago.

I have scanned the sources and removed all references to Tix.

Keith

2005-09-12  Keith Seitz  <keiths@redhat.com>

         * generic/gdbtk.c (gdbtk_init): Remove all mention of Tix.
         * README: Ditto.

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Index: README
===================================================================
RCS file: /cvs/src/src/gdb/gdbtk/README,v
retrieving revision 1.2
diff -u -p -r1.2 README
--- README	15 Aug 2002 18:00:17 -0000	1.2
+++ README	12 Sep 2005 16:00:10 -0000
@@ -25,7 +25,7 @@ Building and Installing
 
 Building Insight is very straightforward.  It is configured/built by
 default when you checkout or download Insight.  Right now, Insight MUST
-be built using the versions of Tcl, Tk, Itcl, and Tix that come with
+be built using the versions of Tcl, Tk, and Itcl that come with
 the sources.  We're working to fix that, but it is going to take a lot
 of time.  (Want to help?)
 
@@ -62,7 +62,6 @@ install and the source trees.
 	----			-----------
 	TCL_LIBRARY		The location of the Tcl library files
 	TK_LIBRARY		The location of the Tk library files
-	TIX_LIBRARY		The location of the Tix library files
 	REDHAT_GUI_LIBRARY	The location of the libgui library files
 	GDBTK_LIBRARY		The location of the Insight library files
 	INSIGHT_PLUGINS		A colon-separated list of directories
Index: generic/gdbtk.c
===================================================================
RCS file: /cvs/src/src/gdb/gdbtk/generic/gdbtk.c,v
retrieving revision 1.42
diff -u -p -r1.42 gdbtk.c
--- generic/gdbtk.c	28 Apr 2005 23:45:07 -0000	1.42
+++ generic/gdbtk.c	12 Sep 2005 16:00:10 -0000
@@ -419,10 +419,6 @@ gdbtk_init (void)
                      [file join $srcDir itcl iwidgets generic]\n\
 	  }\n\
 \
-	  if {![info exists env(TIX_LIBRARY)]} {\n\
-	      set env(TIX_LIBRARY) [file join $srcDir tix library]\n\
-	  }\n\
-\
 	  if {![info exists env(GDBTK_LIBRARY)]} {\n\
 	      set env(GDBTK_LIBRARY) [file join $srcDir gdb gdbtk library]\n\
 	  }\n\