$OpenBSD: patch-Modules_FindTclsh_cmake,v 1.2 2010/11/15 11:39:09 dcoppa Exp $
--- Modules/FindTclsh.cmake.orig	Wed Nov  3 20:58:27 2010
+++ Modules/FindTclsh.cmake	Wed Nov 10 09:01:26 2010
@@ -20,14 +20,21 @@
 # (To distribute this file outside of CMake, substitute the full
 #  License text for the above reference.)
 
+SET(MODTCL_VERSION $ENV{MODTCL_VERSION})
+SET(MODTK_VERSION $ENV{MODTK_VERSION})
+
 IF(CYGWIN)
   FIND_PROGRAM(TCL_TCLSH NAMES cygtclsh83 cygtclsh80)
 ENDIF(CYGWIN)
 
 GET_FILENAME_COMPONENT(TK_WISH_PATH "${TK_WISH}" PATH)
 GET_FILENAME_COMPONENT(TK_WISH_PATH_PARENT "${TK_WISH_PATH}" PATH)
-STRING(REGEX REPLACE 
-  "^.*wish([0-9]\\.*[0-9]).*$" "\\1" TK_WISH_VERSION "${TK_WISH}")
+IF(MODTK_VERSION)
+  SET(TK_WISH_VERSION "${MODTK_VERSION}")
+ELSE(MODTK_VERSION)
+  STRING(REGEX REPLACE 
+    "^.*wish([0-9]\\.*[0-9]).*$" "\\1" TK_WISH_VERSION "${TK_WISH}")
+ENDIF(MODTK_VERSION)
 
 GET_FILENAME_COMPONENT(TCL_INCLUDE_PATH_PARENT "${TCL_INCLUDE_PATH}" PATH)
 GET_FILENAME_COMPONENT(TK_INCLUDE_PATH_PARENT "${TK_INCLUDE_PATH}" PATH)
@@ -66,16 +73,22 @@ IF(WIN32)
     )
 ENDIF(WIN32)
 
-SET(TCL_TCLSH_NAMES
-  tclsh
-  tclsh${TCL_LIBRARY_VERSION} tclsh${TK_LIBRARY_VERSION} tclsh${TK_WISH_VERSION}
-  tclsh86 tclsh8.6
-  tclsh85 tclsh8.5
-  tclsh84 tclsh8.4
-  tclsh83 tclsh8.3
-  tclsh82 tclsh8.2
-  tclsh80 tclsh8.0
-  )
+IF(MODTCL_VERSION)
+  SET(TCL_TCLSH_NAMES
+    tclsh${MODTCL_VERSION}
+    )
+ELSE(MODTCL_VERSION)
+  SET(TCL_TCLSH_NAMES
+    tclsh
+    tclsh${TCL_LIBRARY_VERSION} tclsh${TK_LIBRARY_VERSION} tclsh${TK_WISH_VERSION}
+    tclsh86 tclsh8.6
+    tclsh85 tclsh8.5
+    tclsh84 tclsh8.4
+    tclsh83 tclsh8.3
+    tclsh82 tclsh8.2
+    tclsh80 tclsh8.0
+    )
+ENDIF(MODTCL_VERSION)
 
 FIND_PROGRAM(TCL_TCLSH
   NAMES ${TCL_TCLSH_NAMES}
