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https://gitlab.kitware.com/cmake/cmake.git
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65 lines
2.9 KiB
CMake
65 lines
2.9 KiB
CMake
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enable_language(C)
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if (NOT CMAKE_C_CREATE_PREPROCESSED_SOURCE)
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return()
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endif()
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if (NOT CMAKE_C_DEFINE_FLAG)
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set(CMAKE_C_DEFINE_FLAG "-D")
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endif()
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# clean-up the command line
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string(REPLACE "${CMAKE_START_TEMP_FILE}" "" create_preprocessed_source "${CMAKE_C_CREATE_PREPROCESSED_SOURCE}")
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string(REPLACE "${CMAKE_END_TEMP_FILE}" "" create_preprocessed_source "${create_preprocessed_source}")
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string(REPLACE "<SOURCE>" "<INPUT>" create_preprocessed_source "${create_preprocessed_source}")
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separate_arguments(create_preprocessed_source UNIX_COMMAND "${create_preprocessed_source}")
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# Use file set configurator
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function(fs_configurator rule target fileset outputFileset patterns)
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set(${patterns} "INPUT=$<PATH:NATIVE_PATH,<SOURCE>>;OUTPUT_DIR=<CURRENT_BINARY_DIR>/${target};CMAKE_C_COMPILER=${CMAKE_C_COMPILER};PREPROCESSED_SOURCE=$<PATH:NATIVE_PATH,<OUTPUT_DIR>/<BASE_NAME>.c>;INCLUDES=;DEFINES=${CMAKE_C_DEFINE_FLAG}RULE_PATTERN=1;FLAGS=" PARENT_SCOPE)
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endfunction()
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add_custom_rule(preprocess1 OUTPUT <OUTPUT_DIR>/<BASE_NAME>.c
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COMMAND "${CMAKE_COMMAND}" -E make_directory "<OUTPUT_DIR>"
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COMMAND ${create_preprocessed_source}
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CONFIGURATOR FOR_FILE_SET fs_configurator)
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add_library(foo1 STATIC)
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target_sources(foo1 PRIVATE FILE_SET fs TYPE preprocess1 FILES file1.c)
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# Use source file configurator
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function(src_configurator rule target fileset outputFileset source patterns)
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set(${patterns} "INPUT=$<PATH:NATIVE_PATH,<SOURCE>>;OUTPUT_DIR=<CURRENT_BINARY_DIR>/${target};CMAKE_C_COMPILER=${CMAKE_C_COMPILER};PREPROCESSED_SOURCE=$<PATH:NATIVE_PATH,<OUTPUT_DIR>/<BASE_NAME>.c>;INCLUDES=;DEFINES=${CMAKE_C_DEFINE_FLAG}RULE_PATTERN=1;FLAGS=" PARENT_SCOPE)
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endfunction()
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add_custom_rule(preprocess2 OUTPUT <OUTPUT_DIR>/<BASE_NAME>.c
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COMMAND "${CMAKE_COMMAND}" -E make_directory "<OUTPUT_DIR>"
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COMMAND ${create_preprocessed_source}
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CONFIGURATOR FOR_SOURCE src_configurator)
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add_library(foo2 STATIC)
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target_sources(foo2 PRIVATE FILE_SET fs TYPE preprocess2 FILES file1.c)
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# source file configurator override file set configurator
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function(fs_configurator2 rule target fileset outputFileset patterns)
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set(${patterns} "INPUT=$<PATH:NATIVE_PATH,<SOURCE>>;OUTPUT_DIR=<CURRENT_BINARY_DIR>/${target};CMAKE_C_COMPILER=${CMAKE_C_COMPILER};PREPROCESSED_SOURCE=$<PATH:NATIVE_PATH,<OUTPUT_DIR>/<BASE_NAME>.c>;INCLUDES=;DEFINES=${CMAKE_C_DEFINE_FLAG}WRONG=1;FLAGS=" PARENT_SCOPE)
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endfunction()
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function(src_configurator2 rule target fileset outputFileset source patterns)
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set(${patterns} "DEFINES=${CMAKE_C_DEFINE_FLAG}RULE_PATTERN=1" PARENT_SCOPE)
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endfunction()
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add_custom_rule(preprocess3 OUTPUT <OUTPUT_DIR>/<BASE_NAME>.c
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COMMAND "${CMAKE_COMMAND}" -E make_directory "<OUTPUT_DIR>"
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COMMAND ${create_preprocessed_source}
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CONFIGURATOR FOR_FILE_SET fs_configurator2 FOR_SOURCE src_configurator2)
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add_library(foo3 STATIC)
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target_sources(foo3 PRIVATE FILE_SET fs TYPE preprocess3 FILES file1.c)
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