# define modules runtine quarantine configuration
set(ENV{MODULES_RUN_QUARANTINE} "LD_LIBRARY_PATH LD_PRELOAD")

# setup quarantine if defined
set(_mlre "")
if(DEFINED ENV{MODULES_RUN_QUARANTINE})
   string(REPLACE " " ";" _mlv_list "$ENV{MODULES_RUN_QUARANTINE}")
   foreach(_mlv ${_mlv_list})
      if(${_mlv} MATCHES "^[A-Za-z_][A-Za-z0-9_]*$")
         if(DEFINED ENV{${_mlv}})
            set(_mlre "${_mlre}${_mlv}_modquar=$ENV{${_mlv}};")
         endif()
         set(_mlrv "MODULES_RUNENV_${_mlv}")
         set(_mlre "${_mlre}${_mlv}=$ENV{${_mlrv}};")
     endif()
   endforeach()
   if (NOT "${_mlre}" STREQUAL "")
      set(_mlre "env;${_mlre}")
   endif()
endif()

# define module command and surrounding initial environment (default value
# for MODULESHOME, MODULEPATH, LOADEDMODULES and parse of init config files)
execute_process(COMMAND mktemp -t moduleinit.cmake.XXXXXXXXXXXX
  OUTPUT_VARIABLE tempfile_name
  OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(COMMAND ${_mlre} /usr/bin/tclsh /usr/share/Modules/libexec/modulecmd.tcl cmake autoinit
  OUTPUT_FILE ${tempfile_name})
if(EXISTS ${tempfile_name})
  include(${tempfile_name})
  file(REMOVE ${tempfile_name})
endif()

# redefine module command if compat version has been activated
if("$ENV{MODULES_USE_COMPAT_VERSION}" STREQUAL "1")
   set(ENV{MODULES_CMD} "/usr/share/Modules/libexec/modulecmd-compat")
   function(module)
      execute_process(COMMAND mktemp -t moduleinit.cmake.XXXXXXXXXXXX
         OUTPUT_VARIABLE tempfile_name
         OUTPUT_STRIP_TRAILING_WHITESPACE)
      execute_process(COMMAND /usr/share/Modules/libexec/modulecmd-compat cmake ${ARGV}
         OUTPUT_FILE ${tempfile_name})
      if(EXISTS ${tempfile_name})
         include(${tempfile_name})
         file(REMOVE ${tempfile_name})
      endif()
      # return value as done on new main version
      set(module_result TRUE PARENT_SCOPE)
   endfunction(module)
endif()