mirror of https://github.com/inolen/redream.git
97 lines
3.6 KiB
CMake
97 lines
3.6 KiB
CMake
## Utility CMake functions.
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# ----------------------------------------------------------------------------
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## Convert boolean value to 0 or 1
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macro (bool_to_int VAR)
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if (${VAR})
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set (${VAR} 1)
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else ()
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set (${VAR} 0)
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endif ()
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endmacro ()
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# ----------------------------------------------------------------------------
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## Extract version numbers from version string.
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function (version_numbers version major minor patch)
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if (version MATCHES "([0-9]+)(\\.[0-9]+)?(\\.[0-9]+)?(rc[1-9][0-9]*|[a-z]+)?")
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if (CMAKE_MATCH_1)
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set (_major ${CMAKE_MATCH_1})
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else ()
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set (_major 0)
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endif ()
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if (CMAKE_MATCH_2)
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set (_minor ${CMAKE_MATCH_2})
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string (REGEX REPLACE "^\\." "" _minor "${_minor}")
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else ()
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set (_minor 0)
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endif ()
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if (CMAKE_MATCH_3)
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set (_patch ${CMAKE_MATCH_3})
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string (REGEX REPLACE "^\\." "" _patch "${_patch}")
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else ()
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set (_patch 0)
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endif ()
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else ()
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set (_major 0)
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set (_minor 0)
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set (_patch 0)
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endif ()
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set ("${major}" "${_major}" PARENT_SCOPE)
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set ("${minor}" "${_minor}" PARENT_SCOPE)
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set ("${patch}" "${_patch}" PARENT_SCOPE)
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endfunction ()
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# ----------------------------------------------------------------------------
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## Configure public header files
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function (configure_headers out)
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set (tmp)
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foreach (src IN LISTS ARGN)
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if (IS_ABSOLUTE "${src}")
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list (APPEND tmp "${src}")
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elseif (EXISTS "${PROJECT_SOURCE_DIR}/src/${src}.in")
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configure_file ("${PROJECT_SOURCE_DIR}/src/${src}.in" "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}" @ONLY)
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list (APPEND tmp "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}")
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else ()
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configure_file ("${PROJECT_SOURCE_DIR}/src/${src}" "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}" COPYONLY)
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list (APPEND tmp "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}")
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endif ()
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endforeach ()
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set (${out} "${tmp}" PARENT_SCOPE)
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endfunction ()
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# ----------------------------------------------------------------------------
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## Configure source files with .in suffix
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function (configure_sources out)
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set (tmp)
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foreach (src IN LISTS ARGN)
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if (src MATCHES ".h$" AND EXISTS "${PROJECT_SOURCE_DIR}/src/${src}.in")
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configure_file ("${PROJECT_SOURCE_DIR}/src/${src}.in" "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}" @ONLY)
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list (APPEND tmp "${PROJECT_BINARY_DIR}/include/${GFLAGS_INCLUDE_DIR}/${src}")
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else ()
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list (APPEND tmp "${PROJECT_SOURCE_DIR}/src/${src}")
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endif ()
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endforeach ()
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set (${out} "${tmp}" PARENT_SCOPE)
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endfunction ()
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# ----------------------------------------------------------------------------
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## Add usage test
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#
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# Using PASS_REGULAR_EXPRESSION and FAIL_REGULAR_EXPRESSION would
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# do as well, but CMake/CTest does not allow us to specify an
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# expected exit status. Moreover, the execute_test.cmake script
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# sets environment variables needed by the --fromenv/--tryfromenv tests.
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macro (add_gflags_test name expected_rc expected_output unexpected_output cmd)
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set (args "--test_tmpdir=${PROJECT_BINARY_DIR}/Testing/Temporary"
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"--srcdir=${PROJECT_SOURCE_DIR}/test")
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add_test (
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NAME ${name}
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COMMAND "${CMAKE_COMMAND}" "-DCOMMAND:STRING=$<TARGET_FILE:${cmd}>;${args};${ARGN}"
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"-DEXPECTED_RC:STRING=${expected_rc}"
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"-DEXPECTED_OUTPUT:STRING=${expected_output}"
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"-DUNEXPECTED_OUTPUT:STRING=${unexpected_output}"
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-P "${PROJECT_SOURCE_DIR}/cmake/execute_test.cmake"
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WORKING_DIRECTORY "${GFLAGS_FLAGFILES_DIR}"
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)
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endmacro ()
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