128 lines
4.2 KiB
CMake
128 lines
4.2 KiB
CMake
cmake_minimum_required(VERSION 3.1)
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project(CustomCommandByproducts C)
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# Generate a byproduct in a rule that runs in the target consuming it.
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add_custom_command(
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OUTPUT timestamp1.txt
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct1.c.in byproduct1.c
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BYPRODUCTS byproduct1.c
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COMMAND ${CMAKE_COMMAND} -E touch timestamp1.txt
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/byproduct1.c.in
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)
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# Generate a byproduct in a rule that runs in a dependency of the consumer.
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add_custom_command(
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OUTPUT timestamp2.txt
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct2.c.in byproduct2.c
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BYPRODUCTS byproduct2.c
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COMMAND ${CMAKE_COMMAND} -E touch timestamp2.txt
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/byproduct2.c.in
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)
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add_custom_target(Producer2 DEPENDS timestamp2.txt)
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# Generate a byproduct in a custom target.
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add_custom_target(Producer3_4
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct3.c.in byproduct3.c
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BYPRODUCTS byproduct3.c
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)
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# Generate a byproduct in a custom target POST_BUILD command.
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add_custom_command(
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TARGET Producer3_4 POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct4.c.in byproduct4.c
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BYPRODUCTS byproduct4.c
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)
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add_executable(ProducerExe ProducerExe.c)
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# Generate a byproduct in an executable POST_BUILD command.
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add_custom_command(
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TARGET ProducerExe POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct5.c.in byproduct5.c
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BYPRODUCTS byproduct5.c
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)
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# Generate a byproduct in an executable PRE_LINK command.
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add_custom_command(
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TARGET ProducerExe PRE_LINK
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct6.c.in byproduct6.c
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BYPRODUCTS byproduct6.c
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)
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# Generate a byproduct in an executable PRE_BUILD command.
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add_custom_command(
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TARGET ProducerExe PRE_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct7.c.in byproduct7.c
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BYPRODUCTS byproduct7.c
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)
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# Generate a byproduct in a custom command that consumes other byproducts.
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add_custom_command(OUTPUT timestamp8.txt
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct8.c.in byproduct8.c
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COMMAND ${CMAKE_COMMAND} -E touch timestamp8.txt
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BYPRODUCTS byproduct8.c
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DEPENDS
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${CMAKE_CURRENT_BINARY_DIR}/byproduct2.c
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${CMAKE_CURRENT_BINARY_DIR}/byproduct3.c
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${CMAKE_CURRENT_BINARY_DIR}/byproduct4.c
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${CMAKE_CURRENT_BINARY_DIR}/byproduct5.c
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${CMAKE_CURRENT_BINARY_DIR}/byproduct6.c
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${CMAKE_CURRENT_BINARY_DIR}/byproduct7.c
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${CMAKE_CURRENT_SOURCE_DIR}/byproduct8.c.in
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)
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# Generate the library file of an imported target as a byproduct
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# of an external project.
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if(CMAKE_CONFIGURATION_TYPES)
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set(cfg /${CMAKE_CFG_INTDIR})
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else()
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set(cfg)
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endif()
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set(ExternalLibrary_LIBRARY
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${CMAKE_CURRENT_BINARY_DIR}/External-build${cfg}/${CMAKE_STATIC_LIBRARY_PREFIX}ExternalLibrary${CMAKE_STATIC_LIBRARY_SUFFIX}
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)
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include(ExternalProject)
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ExternalProject_Add(ExternalTarget
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SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/External"
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BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/External-build"
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PREFIX "${CMAKE_CURRENT_BINARY_DIR}/External-build/root"
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DOWNLOAD_COMMAND ""
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INSTALL_COMMAND ""
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BUILD_BYPRODUCTS "${ExternalLibrary_LIBRARY}"
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)
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add_library(ExternalLibrary STATIC IMPORTED)
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set_property(TARGET ExternalLibrary PROPERTY IMPORTED_LOCATION ${ExternalLibrary_LIBRARY})
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add_dependencies(ExternalLibrary ExternalTarget)
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# Add an executable consuming all the byproducts.
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add_executable(CustomCommandByproducts
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CustomCommandByproducts.c
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byproduct1.c timestamp1.txt
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byproduct2.c
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byproduct3.c
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byproduct4.c
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byproduct5.c
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byproduct6.c
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byproduct7.c
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byproduct8.c timestamp8.txt
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)
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add_dependencies(CustomCommandByproducts Producer2)
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add_dependencies(CustomCommandByproducts Producer3_4)
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add_dependencies(CustomCommandByproducts ProducerExe)
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target_link_libraries(CustomCommandByproducts ExternalLibrary)
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if(CMAKE_GENERATOR STREQUAL "Ninja")
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add_custom_target(CheckNinja ALL
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COMMENT "Checking build.ninja"
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COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_SOURCE_DIR}/ninja-check.cmake
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)
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endif()
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