27 lines
870 B
CMake
27 lines
870 B
CMake
project(ObjectLibraryA C)
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# Add -fPIC so objects can be used in shared libraries.
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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add_definitions(-DA_DEF)
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add_custom_command(
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OUTPUT a1.c
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/a1.c.in
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COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/a1.c.in
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${CMAKE_CURRENT_BINARY_DIR}/a1.c
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)
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# Remove the custom command output to be sure it runs in an
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# incremental test. Skip this on VS 6 because it sometimes
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# re-runs CMake after the custom command runs.
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if(NOT CMAKE_GENERATOR STREQUAL "Visual Studio 6")
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file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/a.cmake)
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endif()
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add_custom_command(
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OUTPUT a.cmake
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COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/a.cmake
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)
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add_library(A OBJECT a1.c a2.c a.cmake)
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target_include_directories(A PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
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