CMAKE_MINIMUM_REQUIRED(VERSION 2.8)

FIND_FILE(GIT_EXECUTABLE git${CMAKE_EXECUTABLE_SUFFIX} 
  PATHS 
    "c:/Program Files/Git/bin/"
    "c:/Program Files (x86)/Git/bin/"
  )
FIND_PACKAGE(Git)
IF(NOT GIT_FOUND)
  MESSAGE(FATAL_ERROR "error: Install Git and try to re-configure")
ENDIF() 

INCLUDE(${CMAKE_ROOT}/Modules/ExternalProject.cmake)

SET(ep_base "${CMAKE_BINARY_DIR}")

SET(ep_common_args
  -DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
  -DBUILD_TESTING:BOOL=OFF
  )

SET(ep_common_c_flags "${CMAKE_C_FLAGS_INIT} ${ADDITIONAL_C_FLAGS}")
SET(ep_common_cxx_flags "${CMAKE_CXX_FLAGS_INIT} ${ADDITIONAL_CXX_FLAGS}")
  
# Compute -G arg for configuring external projects with the same CMake generator:
IF(CMAKE_EXTRA_GENERATOR)
  SET(gen "${CMAKE_EXTRA_GENERATOR} - ${CMAKE_GENERATOR}")
ELSE()
  SET(gen "${CMAKE_GENERATOR}")
ENDIF()

SET (CMAKEGITTESTSUPERBUILD_DIR ${CMAKE_BINARY_DIR}/cmakegittest CACHE INTERNAL "Path to store cmakegittest sources.")
ExternalProject_Add( cmakegittest
  SOURCE_DIR "${CMAKEGITTESTSUPERBUILD_DIR}" 
  BINARY_DIR "cmakegittest-bin"
  #--Download step--------------
  GIT_REPOSITORY "https://github.com/lassoan/cmakegittest.git"  
  #--Configure step-------------
  CMAKE_ARGS 
      -DCMAKE_CXX_FLAGS:STRING=${ep_common_cxx_flags}
      -DCMAKE_C_FLAGS:STRING=${ep_common_c_flags}
  #--Build step-----------------
  #--Install step-----------------
  INSTALL_COMMAND ""
  )