buildtools/Cmake/Modules/FindGTnets.cmake

   1 find_library(HAVE_GTNETS_LIB
   2   NAME gtsim
   3   PATHS ${gtnets_path} ${gtnets_path}/lib
   4   )
   5
   6 if (HAVE_GTNETS_LIB)
   7   message(STATUS "Looking for GTNetS library - found")
   8 else()
   9   message(STATUS "Looking for GTNetS library - no found (search path: ${gtnets_path})")
  10   message(STATUS "  library file name must be libgtsim.so (not gtnets.so, not libgtsim-opt.so)")
  11 endif()
  12
  13 find_path(HAVE_SIMULATOR_H
  14   NAME simulator.h
  15   PATH_SUFFIXES include include/gtnets
  16   PATHS
  17   ${gtnets_path}
  18   )
  19 if (HAVE_GTNETS_LIB)
  20   message(STATUS "Looking for GTNetS header simulator.h - found")
  21 else()
  22   message(STATUS "Looking for GTNetS header simulator.h - no found")
  23 endif()
  24
  25 string(REPLACE "/libgtnets.${LIB_EXE}" ""  GTNETS_LIB_PATH "${HAVE_GTNETS_LIB}")
  26
  27 if(HAVE_GTNETS_LIB AND HAVE_SIMULATOR_H)
  28
  29   execute_process(COMMAND ${CMAKE_CXX_COMPILER} -I${HAVE_SIMULATOR_H} -lgtsim -L${GTNETS_LIB_PATH} ${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/test_prog/prog_gtnets.cpp
  30     OUTPUT_VARIABLE COMPILE_GTNETS_VAR)
  31   if(COMPILE_GTNETS_VAR)
  32     SET(HAVE_GTNETS 0)
  33   else()
  34     SET(HAVE_GTNETS 1)
  35
  36     string(REGEX MATCH "-L${GTNETS_LIB_PATH} " operation "${CMAKE_C_FLAGS}")
  37     if(NOT operation)
  38       SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}-L${GTNETS_LIB_PATH} ")
  39     endif()
  40
  41     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}-I${HAVE_SIMULATOR_H} -L${GTNETS_LIB_PATH} ")
  42
  43     string(REGEX MATCH "${GTNETS_LIB_PATH}" operation "$ENV{LD_LIBRARY_PATH}")
  44     if(NOT operation)
  45       message(FATAL_ERROR "\nGTNetS library found but unusable. Did you set LD_LIBRARY_PATH?\n\texport LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${GTNETS_LIB_PATH}\n\n")
  46     endif()
  47
  48   endif()
  49
  50 else()
  51   if(NOT HAVE_GTNETS_LIB)
  52     message(STATUS "Gtnets is enabled but can't find it.")
  53   endif()
  54   if(NOT HAVE_SIMULATOR_H)
  55     message(STATUS "Gtnets needs simulator.h")
  56   endif()
  57 endif()
  58
  59 message(STATUS "Looking for lib gtnets patch")
  60 if(HAVE_GTNETS)
  61   message(STATUS "Looking for lib gtnets patch - found")
  62 else()
  63   message(STATUS "Looking for lib gtnets patch - not found")
  64 endif()
  65
  66 mark_as_advanced(HAVE_GTNETS_LIB)
  67 mark_as_advanced(HAVE_SIMULATOR_H)