buildtools/Cmake/Modules/FindGTnets.cmake

   1 find_library(HAVE_GTNETS_LIB
   2   NAME gtnets
   3   PATH_SUFFIXES lib64 lib lib64/gtnets lib/gtnets
   4   PATHS
   5   ${gtnets_path}
   6   )
   7
   8 find_path(HAVE_SIMULATOR_H
   9   NAME simulator.h
  10   PATH_SUFFIXES include include/gtnets
  11   PATHS
  12   ${gtnets_path}
  13   )
  14
  15 string(REPLACE "/libgtnets.${LIB_EXE}" ""  GTNETS_LIB_PATH "${HAVE_GTNETS_LIB}")
  16
  17 if(HAVE_GTNETS_LIB AND HAVE_SIMULATOR_H)
  18
  19   execute_process(COMMAND ${CMAKE_CXX_COMPILER} -I${HAVE_SIMULATOR_H} -lgtnets -L${GTNETS_LIB_PATH} ${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/test_prog/prog_gtnets.cpp
  20     OUTPUT_VARIABLE COMPILE_GTNETS_VAR)
  21   if(COMPILE_GTNETS_VAR)
  22     SET(HAVE_GTNETS 0)
  23   else()
  24     SET(HAVE_GTNETS 1)
  25
  26     string(REGEX MATCH "-L${GTNETS_LIB_PATH} " operation "${CMAKE_C_FLAGS}")
  27     if(NOT operation)
  28       SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}-L${GTNETS_LIB_PATH} ")
  29     endif()
  30
  31     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}-I${HAVE_SIMULATOR_H} -L${GTNETS_LIB_PATH} ")
  32
  33     string(REGEX MATCH "${GTNETS_LIB_PATH}" operation "$ENV{LD_LIBRARY_PATH}")
  34     if(NOT operation)
  35       message(FATAL_ERROR "\n\nTo use GTNETS don't forget to set LD_LIBRARY_PATH with \n\texport LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${GTNETS_LIB_PATH}\n\n")
  36     endif()
  37
  38   endif()
  39
  40 else()
  41   if(NOT HAVE_GTNETS_LIB)
  42     message(STATUS "Gtnets is enabled but can't find it.")
  43   endif()
  44   if(NOT HAVE_SIMULATOR_H)
  45     message(STATUS "Gtnets needs simulator.h")
  46   endif()
  47 endif()
  48
  49 message(STATUS "Looking for lib gtnets patch")
  50 if(HAVE_GTNETS)
  51   message(STATUS "Looking for lib gtnets patch - found")
  52 else()
  53   message(STATUS "Looking for lib gtnets patch - not found")
  54 endif()
  55
  56 mark_as_advanced(HAVE_GTNETS_LIB)
  57 mark_as_advanced(HAVE_SIMULATOR_H)