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55 lines
2.4 KiB
CMake
55 lines
2.4 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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set(PACKAGE_VERSION "@CVF_VERSION@")
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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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if("@CVF_VERSION@" MATCHES "^([0-9]+)\\.")
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set(CVF_VERSION_MAJOR "${CMAKE_MATCH_1}")
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if(NOT CVF_VERSION_MAJOR VERSION_EQUAL 0)
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string(REGEX REPLACE "^0+" "" CVF_VERSION_MAJOR "${CVF_VERSION_MAJOR}")
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endif()
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else()
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set(CVF_VERSION_MAJOR "@CVF_VERSION@")
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endif()
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if(PACKAGE_FIND_VERSION_RANGE)
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# both endpoints of the range must have the expected major version
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math (EXPR CVF_VERSION_MAJOR_NEXT "${CVF_VERSION_MAJOR} + 1")
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if (NOT PACKAGE_FIND_VERSION_MIN_MAJOR STREQUAL CVF_VERSION_MAJOR
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OR ((PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "INCLUDE" AND NOT PACKAGE_FIND_VERSION_MAX_MAJOR STREQUAL CVF_VERSION_MAJOR)
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OR (PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "EXCLUDE" AND NOT PACKAGE_FIND_VERSION_MAX VERSION_LESS_EQUAL CVF_VERSION_MAJOR_NEXT)))
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set(PACKAGE_VERSION_COMPATIBLE FALSE)
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elseif(PACKAGE_FIND_VERSION_MIN_MAJOR STREQUAL CVF_VERSION_MAJOR
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AND ((PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "INCLUDE" AND PACKAGE_VERSION VERSION_LESS_EQUAL PACKAGE_FIND_VERSION_MAX)
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OR (PACKAGE_FIND_VERSION_RANGE_MAX STREQUAL "EXCLUDE" AND PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION_MAX)))
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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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else()
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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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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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endif()
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@CVF_ARCH_INDEPENDENT_CHECK@
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