cmake_minimum_required(VERSION 2.8)

## Setup the environment for you, this would usually be done by something else)
set(ENV{CMAKE_SVN_USERNAME} foo)
set(ENV{CMAKE_SVN_PASSWORD} bar)

find_program(svnexe svn DOC "subversion command line client")

if(NOT $ENV{CMAKE_SVN_USERNAME} STREQUAL "")
  set(_SvnCredPart "--no-auth-cache")
  set(_SvnUserPart " --username $ENV{CMAKE_SVN_USERNAME}")
endif()
if(NOT $ENV{CMAKE_SVN_PASSWORD} STREQUAL "")
  set(_SvnCredPart "--no-auth-cache")
  set(_SvnPassPart " --password $ENV{CMAKE_SVN_PASSWORD}")
endif()


if(DEFINED TestFile)
  file(WRITE "${CMAKE_BINARY_DIR}/svncmd.cmd"
    "@\"${svnexe}\" --non-interactive ${_SvnCredPart}${_SvnUserPart}${_SvnPassPart} info .")

  execute_process(COMMAND "${CMAKE_BINARY_DIR}/svncmd.cmd"
    OUTPUT_VARIABLE _out
    ERROR_VARIABLE _err
    RESULT_VARIABLE _res)

else()

  execute_process(COMMAND "${svnexe}" --non-interactive
    ${_SvnCredPart}${_SvnUserPart}${_SvnPassPart}
    info .
    OUTPUT_VARIABLE _out
    ERROR_VARIABLE _err
    RESULT_VARIABLE _res)
endif()

message(STATUS "out: ${_out}")
message(STATUS "err: ${_err}")
message(STATUS "res: ${_res}")