Merge pull request #490 from easifem/dev

Updates in CMakeFiles

Author: vickysharma0812

cmake/Modules/FindGmsh.cmake

@@ -16,16 +16,31 @@
 
 option(USE_GMSH_SDK OFF)
 if(USE_GMSH_SDK)
+
+  # download the python virtual env
+
   message(STATUS "USING GMSH SDK")
+  message(STATUS "Making Python Virtual Environment")
   list(APPEND TARGET_COMPILE_DEF "-DUSE_GMSH_SDK")
-  find_package(Gmsh REQUIRED)
-  if(GMSH_FOUND)
-    message(STATUS "FOUND Gmsh")
-    message(STATUS "GMSH_LIBRARIES : ${GMSH_LIB}")
-    target_link_libraries(${PROJECT_NAME} PUBLIC ${GMSH_LIB})
-  else()
-    message(STATUS "NOT FOUND Gmsh")
-  endif()
+
+  find_package(Python3 REQUIRED COMPONENTS Interpreter)
+  set(PY_VENV "${CMAKE_INSTALL_PREFIX}/gmsh")
+  set(PY_BIN_DIR "${PY_VENV}/bin")
+  set(GMSH_LIBRARIES "${PY_VENV}/lib/libgmsh.so")
+
+  install(
+    CODE "
+      MESSAGE(\"Creating PY_VENV from ${Python3_EXECUTABLE} to ${PY_VENV}\")
+      execute_process(COMMAND_ECHO STDOUT COMMAND ${Python3_EXECUTABLE} -m venv ${PY_VENV} )
+      execute_process(COMMAND_ECHO STDOUT COMMAND ${PY_BIN_DIR}/pip install --upgrade gmsh )
+")
+
+  # find_library(GMSH_LIBRARIES NAME gmsh HINTS "${PY_VENV}/lib" REQUIRED)
+  target_link_libraries(${PROJECT_NAME} INTERFACE ${GMSH_LIBRARIES})
+  message(STATUS "GMSH_LIBRARIES : ${GMSH_LIBRARIES}")
+
 else()
+
   message(STATUS "NOT USING GMSH SDK")
+
 endif()