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      1 # We need to execute this script at installation time because the
      2 # DESTDIR environment variable may be unset at configuration time.
      3 # See PR8397.
      4 
      5 if(UNIX)
      6   set(CLANGXX_LINK_OR_COPY create_symlink)
      7   set(CLANGXX_DESTDIR $ENV{DESTDIR})
      8 else()
      9   set(CLANGXX_LINK_OR_COPY copy)
     10 endif()
     11 
     12 # CMAKE_EXECUTABLE_SUFFIX is undefined on cmake scripts. See PR9286.
     13 if( WIN32 )
     14   set(EXECUTABLE_SUFFIX ".exe")
     15 else()
     16   set(EXECUTABLE_SUFFIX "")
     17 endif()
     18 
     19 set(bindir "${CLANGXX_DESTDIR}${CMAKE_INSTALL_PREFIX}/bin/")
     20 set(clang "clang${EXECUTABLE_SUFFIX}")
     21 set(clangxx "clang++${EXECUTABLE_SUFFIX}")
     22 
     23 message("Creating clang++ executable based on ${clang}")
     24 
     25 execute_process(
     26   COMMAND "${CMAKE_COMMAND}" -E ${CLANGXX_LINK_OR_COPY} "${clang}" "${clangxx}"
     27   WORKING_DIRECTORY "${bindir}")
     28