47 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
| # This is a basic version file for the Config-mode of find_package().
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| # It is used by write_basic_package_version_file() as input file for configure_file()
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| # to create a version-file which can be installed along a config.cmake file.
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| #
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| # The created file sets PACKAGE_VERSION_EXACT if the current version string and
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| # the requested version string are exactly the same and it sets
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| # PACKAGE_VERSION_COMPATIBLE if the current version is >= requested version,
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| # but only if the requested major version is the same as the current one.
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| # The variable CVF_VERSION must be set before calling configure_file().
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| 
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| 
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| set(PACKAGE_VERSION "2.5.1")
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| 
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| if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
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|   set(PACKAGE_VERSION_COMPATIBLE FALSE)
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| else()
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| 
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|   if("2.5.1" MATCHES "^([0-9]+)\\.")
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|     set(CVF_VERSION_MAJOR "${CMAKE_MATCH_1}")
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|   else()
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|     set(CVF_VERSION_MAJOR "2.5.1")
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|   endif()
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| 
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|   if(PACKAGE_FIND_VERSION_MAJOR STREQUAL CVF_VERSION_MAJOR)
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|     set(PACKAGE_VERSION_COMPATIBLE TRUE)
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|   else()
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|     set(PACKAGE_VERSION_COMPATIBLE FALSE)
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|   endif()
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| 
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|   if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION)
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|       set(PACKAGE_VERSION_EXACT TRUE)
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|   endif()
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| endif()
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| 
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| 
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| # if the installed or the using project don't have CMAKE_SIZEOF_VOID_P set, ignore it:
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| if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "" OR "8" STREQUAL "")
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|    return()
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| endif()
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| 
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| # check that the installed version has the same 32/64bit-ness as the one which is currently searching:
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| if(NOT CMAKE_SIZEOF_VOID_P STREQUAL "8")
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|   math(EXPR installedBits "8 * 8")
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|   set(PACKAGE_VERSION "${PACKAGE_VERSION} (${installedBits}bit)")
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|   set(PACKAGE_VERSION_UNSUITABLE TRUE)
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| endif()
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