# This is a basic version file for the Config-mode of find_package().
# It is used by write_basic_package_version_file() as input file for configure_file()
# to create a version-file which can be installed along a config.cmake file.
#
# The created file sets PACKAGE_VERSION_EXACT if the current version string and
# the requested version string are exactly the same and it sets
# PACKAGE_VERSION_COMPATIBLE if the current version is >= requested version,
# but only if the requested major and minor versions are the same as the current
# one.
# The variable CVF_VERSION must be set before calling configure_file().


set(PACKAGE_VERSION "@CVF_VERSION@")

if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
  set(PACKAGE_VERSION_COMPATIBLE FALSE)
else()

  if("@CVF_VERSION@" MATCHES "^([0-9]+)\\.([0-9]+)")
    set(CVF_VERSION_MAJOR "${CMAKE_MATCH_1}")
    set(CVF_VERSION_MINOR "${CMAKE_MATCH_2}")

    if(NOT CVF_VERSION_MAJOR VERSION_EQUAL 0)
      string(REGEX REPLACE "^0+" "" CVF_VERSION_MAJOR "${CVF_VERSION_MAJOR}")
    endif()
    if(NOT CVF_VERSION_MINOR VERSION_EQUAL 0)
      string(REGEX REPLACE "^0+" "" CVF_VERSION_MINOR "${CVF_VERSION_MINOR}")
    endif()
  else()
    set(CVF_VERSION_MAJOR "@CVF_VERSION@")
    set(CVF_VERSION_MINOR "")
  endif()

  if(PACKAGE_FIND_VERSION_RANGE)
    # both endpoints of the range must have the expected major and minor versions
    math (EXPR CVF_VERSION_MINOR_NEXT "${CVF_VERSION_MINOR} + 1")
    if (NOT (PACKAGE_FIND_VERSION_MIN_MAJOR STREQUAL CVF_VERSION_MAJOR
          AND PACKAGE_FIND_VERSION_MIN_MINOR STREQUAL CVF_VERSION_MINOR)
        OR ((PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "INCLUDE"
            AND NOT (PACKAGE_FIND_VERSION_MAX_MAJOR STREQUAL CVF_VERSION_MAJOR
              AND PACKAGE_FIND_VERSION_MAX_MINOR STREQUAL CVF_VERSION_MINOR))
          OR (PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "EXCLUDE"
            AND NOT PACKAGE_FIND_VERSION_MAX VERSION_LESS_EQUAL ${CVF_VERSION_MAJOR}.${CVF_VERSION_MINOR_NEXT})))
      set(PACKAGE_VERSION_COMPATIBLE FALSE)
    elseif(PACKAGE_FIND_VERSION_MIN_MAJOR STREQUAL CVF_VERSION_MAJOR
        AND PACKAGE_FIND_VERSION_MIN_MINOR STREQUAL CVF_VERSION_MINOR
        AND ((PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "INCLUDE" AND PACKAGE_VERSION VERSION_LESS_EQUAL PACKAGE_FIND_VERSION_MAX)
        OR (PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "EXCLUDE" AND PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION_MAX)))
      set(PACKAGE_VERSION_COMPATIBLE TRUE)
    else()
      set(PACKAGE_VERSION_COMPATIBLE FALSE)
    endif()
  else()
    if(NOT PACKAGE_FIND_VERSION_MAJOR VERSION_EQUAL 0)
      string(REGEX REPLACE "^0+" "" PACKAGE_FIND_VERSION_MAJOR "${PACKAGE_FIND_VERSION_MAJOR}")
    endif()
    if(NOT PACKAGE_FIND_VERSION_MINOR VERSION_EQUAL 0)
      string(REGEX REPLACE "^0+" "" PACKAGE_FIND_VERSION_MINOR "${PACKAGE_FIND_VERSION_MINOR}")
    endif()

    if((PACKAGE_FIND_VERSION_MAJOR STREQUAL CVF_VERSION_MAJOR) AND
        (PACKAGE_FIND_VERSION_MINOR STREQUAL CVF_VERSION_MINOR))
      set(PACKAGE_VERSION_COMPATIBLE TRUE)
    else()
      set(PACKAGE_VERSION_COMPATIBLE FALSE)
    endif()

    if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION)
      set(PACKAGE_VERSION_EXACT TRUE)
    endif()
  endif()
endif()


# if the installed project requested no architecture check, don't perform the check
if("@CVF_ARCH_INDEPENDENT@")
  return()
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()