47 lines
1.7 KiB
CMake
47 lines
1.7 KiB
CMake
# 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 equal to the requested version.
|
|
# The tweak version component is ignored.
|
|
# The variable CVF_VERSION must be set before calling configure_file().
|
|
|
|
|
|
set(PACKAGE_VERSION "1.6.0")
|
|
|
|
if("1.6.0" MATCHES "^([0-9]+\\.[0-9]+\\.[0-9]+)\\.") # strip the tweak version
|
|
set(CVF_VERSION_NO_TWEAK "${CMAKE_MATCH_1}")
|
|
else()
|
|
set(CVF_VERSION_NO_TWEAK "1.6.0")
|
|
endif()
|
|
|
|
if(PACKAGE_FIND_VERSION MATCHES "^([0-9]+\\.[0-9]+\\.[0-9]+)\\.") # strip the tweak version
|
|
set(REQUESTED_VERSION_NO_TWEAK "${CMAKE_MATCH_1}")
|
|
else()
|
|
set(REQUESTED_VERSION_NO_TWEAK "${PACKAGE_FIND_VERSION}")
|
|
endif()
|
|
|
|
if(REQUESTED_VERSION_NO_TWEAK STREQUAL CVF_VERSION_NO_TWEAK)
|
|
set(PACKAGE_VERSION_COMPATIBLE TRUE)
|
|
else()
|
|
set(PACKAGE_VERSION_COMPATIBLE FALSE)
|
|
endif()
|
|
|
|
if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION)
|
|
set(PACKAGE_VERSION_EXACT TRUE)
|
|
endif()
|
|
|
|
|
|
# if the installed or the using project don't have CMAKE_SIZEOF_VOID_P set, ignore it:
|
|
if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "" OR "4" 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 "4")
|
|
math(EXPR installedBits "4 * 8")
|
|
set(PACKAGE_VERSION "${PACKAGE_VERSION} (${installedBits}bit)")
|
|
set(PACKAGE_VERSION_UNSUITABLE TRUE)
|
|
endif()
|