From 8281a9243bd4343add28c1140762beea587e258a Mon Sep 17 00:00:00 2001
From: mescalinum <mescalinum@users.sourceforge.net>
Date: Thu, 3 Sep 2009 14:05:08 +0000
Subject: add two variables to Makefile (TCL_RUNTIME_VERSION and
 TCL_HEADERS_VERSION), and conditionally add tclpd only if OS == linux AND
 tcl-dev >= 8.5

svn path=/trunk/; revision=12210
---
 externals/Makefile | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'externals/Makefile')

diff --git a/externals/Makefile b/externals/Makefile
index 865cb135..26248222 100644
--- a/externals/Makefile
+++ b/externals/Makefile
@@ -86,6 +86,9 @@ endif
 
 CXXFLAGS = $(CFLAGS)
 
+TCL_RUNTIME_VERSION=$(shell echo 'puts $$tcl_version' | tclsh)
+TCL_HEADERS_VERSION=$(shell sed -n 's|^#define TCL_VERSION.*"\([0-9]\.[0-9][0-9]*\)".*|\1|p' /usr/include/tcl.h)
+
 ### C++ files
 %.$(EXTENSION): %.cpp
 %.$(EXTENSION): %.cc
@@ -139,6 +142,10 @@ else
   else
     # GNU/Linux, BSD, IRIX, etc.
     LIB_TARGETS += hid pdp pidip gem2pdp iem16 pdp_opengl pdvjtools postlude sixaxis
+	# externals that depend on Tcl 8.5 or greater
+    ifeq ($(TCL_HEADERS_VERSION),8.5)
+	  LIB_TARGETS += tclpd
+    endif
   endif
 endif
 
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