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88 lines
2.9 KiB
88 lines
2.9 KiB
cmake_minimum_required(VERSION 2.6)
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project(testRebuild)
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if(APPLE)
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# only use multi-arch if the sysroot exists on this machine
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if(EXISTS "${CMAKE_OSX_SYSROOT}")
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set(CMAKE_OSX_ARCHITECTURES "ppc;i386")
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endif(EXISTS "${CMAKE_OSX_SYSROOT}")
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endif(APPLE)
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add_library(foo STATIC ${testRebuild_BINARY_DIR}/foo.cxx)
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set_target_properties(foo PROPERTIES OUTPUT_NAME "foolib")
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# Add a generated header that regenerates when the generator is
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# rebuilt.
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add_custom_command(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/regen.h
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COMMAND generator ${CMAKE_CURRENT_BINARY_DIR}/regen.h regen
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DEPENDS generator # adds file-level dependency to re-run rule
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)
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# Add a generated header that does NOT regenerate when the generator
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# is rebuilt.
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add_custom_command(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/noregen.h
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COMMAND generator ${CMAKE_CURRENT_BINARY_DIR}/noregen.h noregen
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)
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# Test that the generator rebuilds when the static library source file
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# changes. This should cause regen.h to be recreated also.
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add_executable(generator generator.cxx)
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target_link_libraries(generator foo)
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set_target_properties(generator PROPERTIES OUTPUT_NAME "gen")
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# Build an executable to drive the build and rebuild.
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include_directories(${CMAKE_CURRENT_BINARY_DIR})
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add_executable(bar bar.cxx
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${CMAKE_CURRENT_BINARY_DIR}/regen.h
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${CMAKE_CURRENT_BINARY_DIR}/noregen.h
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)
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#-----------------------------------------------------------------------------
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IF("${CMAKE_GENERATOR}" MATCHES "Make")
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# Test the IMPLICIT_DEPENDS feature.
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SET(ZOT_DEPENDS IMPLICIT_DEPENDS CXX ${CMAKE_CURRENT_SOURCE_DIR}/dep.cxx)
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SET(ZOT_CUSTOM_DEP
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IMPLICIT_DEPENDS CXX ${CMAKE_CURRENT_SOURCE_DIR}/dep_custom.cxx)
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ELSE("${CMAKE_GENERATOR}" MATCHES "Make")
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# No IMPLICIT_DEPENDS...just depend directly.
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SET(ZOT_DEPENDS DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx.in)
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SET(ZOT_CUSTOM_DEP DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx.in)
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ENDIF("${CMAKE_GENERATOR}" MATCHES "Make")
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add_custom_command(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
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COMMAND ${CMAKE_COMMAND} -E copy
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${CMAKE_CURRENT_BINARY_DIR}/zot.hxx.in
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${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
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${ZOT_DEPENDS}
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)
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add_custom_command(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx
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COMMAND ${CMAKE_COMMAND} -E copy
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${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx.in
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${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx
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${ZOT_CUSTOM_DEP}
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)
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add_custom_target(zot_custom ALL DEPENDS
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${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx)
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add_executable(zot zot.cxx ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
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zot_macro_dir.cxx zot_macro_tgt.cxx)
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add_dependencies(zot zot_custom)
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# Test the #include line macro transformation rule support.
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set_property(
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TARGET zot
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PROPERTY IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "ZOT_TGT(%)=<zot_%_tgt.hxx>"
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)
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set_property(
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DIRECTORY
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PROPERTY IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "ZOT_DIR(%)=<zot_%_dir.hxx>"
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)
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if(TEST_LINK_DEPENDS)
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add_executable(linkdep linkdep.cxx)
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set_property(TARGET linkdep PROPERTY LINK_DEPENDS ${TEST_LINK_DEPENDS})
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endif()
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