#-----------------------------------------------------------------------------
# ZLIB Version file for install directory
#-----------------------------------------------------------------------------

set (PACKAGE_VERSION "@ZLIB_VERSION_STRING@")

if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}" )
  set(PACKAGE_VERSION_COMPATIBLE FALSE)
else()
  if ("${PACKAGE_FIND_VERSION_MAJOR}" STREQUAL "@ZLIB_VERSION_MAJOR@")

    # exact match for version @ZLIB_VERSION_MAJOR@.@ZLIB_VERSION_MINOR@
    if ("${PACKAGE_FIND_VERSION_MINOR}" STREQUAL "@ZLIB_VERSION_MINOR@")

      # compatible with any version @ZLIB_VERSION_MAJOR@.@ZLIB_VERSION_MINOR@.x
      set (PACKAGE_VERSION_COMPATIBLE TRUE)

      if ("${PACKAGE_FIND_VERSION_PATCH}" STREQUAL "@ZLIB_VERSION_RELEASE@")
        set (PACKAGE_VERSION_EXACT TRUE)

        if ("${PACKAGE_FIND_VERSION_TWEAK}" STREQUAL "@ZLIB_VERSION_SUBRELEASE@")
          # not using this yet
        endif ()
      endif ()
    else ()
      set (PACKAGE_VERSION_COMPATIBLE FALSE)
    endif ()
  endif ()
endif ()

# if the installed or the using project don't have CMAKE_SIZEOF_VOID_P set, ignore it:
if("${CMAKE_SIZEOF_VOID_P}"  STREQUAL ""  OR "@CMAKE_SIZEOF_VOID_P@" STREQUAL "")
   return()
endif()

# check that the installed version has the same 32/64bit-ness as the one which is currently searching:
if(NOT "${CMAKE_SIZEOF_VOID_P}" STREQUAL "@CMAKE_SIZEOF_VOID_P@")
  math(EXPR installedBits "@CMAKE_SIZEOF_VOID_P@ * 8")
  set(PACKAGE_VERSION "${PACKAGE_VERSION} (${installedBits}bit)")
  set(PACKAGE_VERSION_UNSUITABLE TRUE)
endif()