diff -r ec817dfc2cb7 -r c3ce597c11ae lemon/CMakeLists.txt
--- a/lemon/CMakeLists.txt	Thu Apr 23 07:28:56 2009 +0100
+++ b/lemon/CMakeLists.txt	Thu Apr 23 07:29:50 2009 +0100
@@ -28,6 +28,11 @@
   ENDIF(WIN32)
 ENDIF(HAVE_GLPK)
 
+IF(HAVE_CPLEX)
+  SET(LEMON_SOURCES ${LEMON_SOURCES} cplex.cc)
+  INCLUDE_DIRECTORIES(${CPLEX_INCLUDE_DIRS})
+ENDIF(HAVE_CPLEX)
+
 ADD_LIBRARY(lemon ${LEMON_SOURCES})
 
 INSTALL(