Use more intuitive default path for GMSH_LIBRARY_DIR

diff --git a/cmake/modules/FindGMSH.cmake b/cmake/modules/FindGMSH.cmake
index f88a4aec5634ed233cd202cac5b39d7a439e8871..4f2faa56da73726266ed64594078353c3e868522 100644 (file)
--- a/cmake/modules/FindGMSH.cmake
+++ b/cmake/modules/FindGMSH.cmake
@@ -28,7 +28,7 @@ SET(GMSH_DIR "" CACHE PATH "An optional hint to a Gmsh installation containing t
 SET_IF_EMPTY(GMSH_DIR "$ENV{GMSH_DIR}")
 
 SET(GMSH_LIBRARY_DIR "" CACHE PATH "An optional hint to a Gmsh SDK installation")
-SET_IF_EMPTY(GMSH_LIBRARY_DIR "$ENV{GMSH_DIR}")
+SET_IF_EMPTY(GMSH_LIBRARY_DIR "${GMSH_DIR}")
 
 DEAL_II_FIND_PROGRAM(GMSH_EXE gmsh${CMAKE_EXECUTABLE_SUFFIX}
   HINTS ${GMSH_DIR}