Modify Racer script so it could work with special points
# - Try to find the Glasgow Haskell Compiler executable# Once done this will define## GHC_FOUND - system has GHC# GHC_VERSION - GHC version# GHC_EXECUTABLE - GHC executable## Copyright (c) 2013, Vittorio Giovara <vittorio.giovara@gmail.com>## Redistribution and use is allowed according to the terms of the BSD license.# For details see the accompanying COPYING-CMAKE-SCRIPTS file.find_program(GHC_EXECUTABLE NAMES ghc PATHS /opt/local/bin /usr/local/bin /usr/bin )if (GHC_EXECUTABLE) # check Freepascal version execute_process(COMMAND ${GHC_EXECUTABLE} -V OUTPUT_VARIABLE GHC_VERSION_OUTPUT ERROR_VARIABLE GHC_VERSION_ERROR RESULT_VARIABLE GHC_VERSION_RESULT OUTPUT_STRIP_TRAILING_WHITESPACE ) if(${GHC_VERSION_RESULT} EQUAL 0) string(REGEX MATCH "([0-9]+)" GHC_VERSION ${GHC_VERSION_OUTPUT}) else() message(SEND_ERROR "Command \"${GHC_EXECUTABLE} -V\" failed with output: ${GHC_VERSION_ERROR}") endif()endif()include(FindPackageHandleStandardArgs)find_package_handle_standard_args(GHC DEFAULT_MSG GHC_EXECUTABLE GHC_VERSION)mark_as_advanced(GHC_VERSION)