mirror of
https://gitee.com/openharmony/third_party_ninja
synced 2024-12-04 05:34:12 +00:00
322 lines
10 KiB
CMake
322 lines
10 KiB
CMake
cmake_minimum_required(VERSION 3.15)
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include(CheckSymbolExists)
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include(CheckIPOSupported)
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option(NINJA_BUILD_BINARY "Build ninja binary" ON)
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option(NINJA_FORCE_PSELECT "Use pselect() even on platforms that provide ppoll()" OFF)
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project(ninja CXX)
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# --- optional link-time optimization
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check_ipo_supported(RESULT lto_supported OUTPUT error)
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if(lto_supported)
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message(STATUS "IPO / LTO enabled")
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set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_RELEASE TRUE)
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else()
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message(STATUS "IPO / LTO not supported: <${error}>")
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endif()
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# --- compiler flags
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if(MSVC)
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set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
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string(REPLACE "/GR" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
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# Note that these settings are separately specified in configure.py, and
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# these lists should be kept in sync.
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add_compile_options(/W4 /wd4100 /wd4267 /wd4706 /wd4702 /wd4244 /GR- /Zc:__cplusplus)
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add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
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else()
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include(CheckCXXCompilerFlag)
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check_cxx_compiler_flag(-Wno-deprecated flag_no_deprecated)
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if(flag_no_deprecated)
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add_compile_options(-Wno-deprecated)
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endif()
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check_cxx_compiler_flag(-fdiagnostics-color flag_color_diag)
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if(flag_color_diag)
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add_compile_options(-fdiagnostics-color)
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endif()
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if(NOT NINJA_FORCE_PSELECT)
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# Check whether ppoll() is usable on the target platform.
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# Set -DUSE_PPOLL=1 if this is the case.
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#
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# NOTE: Use check_cxx_symbol_exists() instead of check_symbol_exists()
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# because on Linux, <poll.h> only exposes the symbol when _GNU_SOURCE
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# is defined.
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#
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# Both g++ and clang++ define the symbol by default, because the C++
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# standard library headers require it, but *not* gcc and clang, which
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# are used by check_symbol_exists().
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include(CheckSymbolExists)
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check_symbol_exists(ppoll poll.h HAVE_PPOLL)
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if(HAVE_PPOLL)
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add_compile_definitions(USE_PPOLL=1)
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endif()
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endif()
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endif()
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# --- optional re2c
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set(RE2C_MAJOR_VERSION 0)
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find_program(RE2C re2c)
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if(RE2C)
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execute_process(COMMAND "${RE2C}" --vernum OUTPUT_VARIABLE RE2C_RAW_VERSION)
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math(EXPR RE2C_MAJOR_VERSION "${RE2C_RAW_VERSION} / 10000")
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endif()
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if(${RE2C_MAJOR_VERSION} GREATER 1)
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# the depfile parser and ninja lexers are generated using re2c.
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function(re2c IN OUT)
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add_custom_command(DEPENDS ${IN} OUTPUT ${OUT}
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COMMAND ${RE2C} -b -i --no-generation-date --no-version -o ${OUT} ${IN}
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)
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endfunction()
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re2c(${PROJECT_SOURCE_DIR}/src/depfile_parser.in.cc ${PROJECT_BINARY_DIR}/depfile_parser.cc)
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re2c(${PROJECT_SOURCE_DIR}/src/lexer.in.cc ${PROJECT_BINARY_DIR}/lexer.cc)
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add_library(libninja-re2c OBJECT ${PROJECT_BINARY_DIR}/depfile_parser.cc ${PROJECT_BINARY_DIR}/lexer.cc)
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else()
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message(WARNING "re2c 2 or later was not found; changes to src/*.in.cc will not affect your build.")
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add_library(libninja-re2c OBJECT src/depfile_parser.cc src/lexer.cc)
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endif()
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target_include_directories(libninja-re2c PRIVATE src)
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# --- Check for 'browse' mode support
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function(check_platform_supports_browse_mode RESULT)
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# Make sure the inline.sh script works on this platform.
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# It uses the shell commands such as 'od', which may not be available.
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execute_process(
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COMMAND sh -c "echo 'TEST' | src/inline.sh var"
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WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
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RESULT_VARIABLE inline_result
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OUTPUT_QUIET
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ERROR_QUIET
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)
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if(NOT inline_result EQUAL "0")
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# The inline script failed, so browse mode is not supported.
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set(${RESULT} "0" PARENT_SCOPE)
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if(NOT WIN32)
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message(WARNING "browse feature omitted due to inline script failure")
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endif()
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return()
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endif()
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# Now check availability of the unistd header
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check_symbol_exists(fork "unistd.h" HAVE_FORK)
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check_symbol_exists(pipe "unistd.h" HAVE_PIPE)
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set(browse_supported 0)
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if (HAVE_FORK AND HAVE_PIPE)
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set(browse_supported 1)
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endif ()
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set(${RESULT} "${browse_supported}" PARENT_SCOPE)
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if(NOT browse_supported)
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message(WARNING "browse feature omitted due to missing `fork` and `pipe` functions")
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endif()
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endfunction()
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set(NINJA_PYTHON "python" CACHE STRING "Python interpreter to use for the browse tool")
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check_platform_supports_browse_mode(platform_supports_ninja_browse)
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# Core source files all build into ninja library.
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add_library(libninja OBJECT
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src/build_log.cc
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src/build.cc
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src/clean.cc
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src/clparser.cc
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src/dyndep.cc
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src/dyndep_parser.cc
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src/debug_flags.cc
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src/deps_log.cc
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src/disk_interface.cc
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src/edit_distance.cc
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src/eval_env.cc
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src/graph.cc
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src/graphviz.cc
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src/json.cc
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src/line_printer.cc
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src/manifest_parser.cc
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src/metrics.cc
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src/missing_deps.cc
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src/parser.cc
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src/state.cc
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src/status.cc
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src/string_piece_util.cc
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src/util.cc
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src/version.cc
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)
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if(WIN32)
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target_sources(libninja PRIVATE
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src/subprocess-win32.cc
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src/includes_normalize-win32.cc
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src/msvc_helper-win32.cc
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src/msvc_helper_main-win32.cc
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src/getopt.c
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src/minidump-win32.cc
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)
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# Build getopt.c, which can be compiled as either C or C++, as C++
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# so that build environments which lack a C compiler, but have a C++
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# compiler may build ninja.
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set_source_files_properties(src/getopt.c PROPERTIES LANGUAGE CXX)
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else()
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target_sources(libninja PRIVATE src/subprocess-posix.cc)
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if(CMAKE_SYSTEM_NAME STREQUAL "OS400" OR CMAKE_SYSTEM_NAME STREQUAL "AIX")
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target_sources(libninja PRIVATE src/getopt.c)
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# Build getopt.c, which can be compiled as either C or C++, as C++
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# so that build environments which lack a C compiler, but have a C++
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# compiler may build ninja.
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set_source_files_properties(src/getopt.c PROPERTIES LANGUAGE CXX)
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endif()
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# Needed for perfstat_cpu_total
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if(CMAKE_SYSTEM_NAME STREQUAL "AIX")
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target_link_libraries(libninja PUBLIC "-lperfstat")
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endif()
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endif()
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target_compile_features(libninja PUBLIC cxx_std_11)
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#Fixes GetActiveProcessorCount on MinGW
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if(MINGW)
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target_compile_definitions(libninja PRIVATE _WIN32_WINNT=0x0601 __USE_MINGW_ANSI_STDIO=1)
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endif()
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# On IBM i (identified as "OS400" for compatibility reasons) and AIX, this fixes missing
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# PRId64 (and others) at compile time in C++ sources
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if(CMAKE_SYSTEM_NAME STREQUAL "OS400" OR CMAKE_SYSTEM_NAME STREQUAL "AIX")
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add_compile_definitions(__STDC_FORMAT_MACROS)
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endif()
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# Main executable is library plus main() function.
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if(NINJA_BUILD_BINARY)
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add_executable(ninja src/ninja.cc)
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target_link_libraries(ninja PRIVATE libninja libninja-re2c)
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if(WIN32)
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target_sources(ninja PRIVATE windows/ninja.manifest)
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endif()
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endif()
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# Adds browse mode into the ninja binary if it's supported by the host platform.
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if(platform_supports_ninja_browse)
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# Inlines src/browse.py into the browse_py.h header, so that it can be included
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# by src/browse.cc
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add_custom_command(
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OUTPUT build/browse_py.h
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MAIN_DEPENDENCY src/browse.py
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DEPENDS src/inline.sh
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COMMAND ${CMAKE_COMMAND} -E make_directory ${PROJECT_BINARY_DIR}/build
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COMMAND src/inline.sh kBrowsePy
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< src/browse.py
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> ${PROJECT_BINARY_DIR}/build/browse_py.h
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WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
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VERBATIM
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)
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if(NINJA_BUILD_BINARY)
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target_compile_definitions(ninja PRIVATE NINJA_HAVE_BROWSE)
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target_sources(ninja PRIVATE src/browse.cc)
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endif()
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set_source_files_properties(src/browse.cc
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PROPERTIES
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OBJECT_DEPENDS "${PROJECT_BINARY_DIR}/build/browse_py.h"
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INCLUDE_DIRECTORIES "${PROJECT_BINARY_DIR}"
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COMPILE_DEFINITIONS NINJA_PYTHON="${NINJA_PYTHON}"
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)
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endif()
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include(CTest)
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if(BUILD_TESTING)
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find_package(GTest)
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if(NOT GTest_FOUND)
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include(FetchContent)
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FetchContent_Declare(
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googletest
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URL https://github.com/google/googletest/archive/release-1.10.0.tar.gz
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URL_HASH SHA1=9c89be7df9c5e8cb0bc20b3c4b39bf7e82686770
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)
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FetchContent_MakeAvailable(googletest)
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# Before googletest-1.11.0, the CMake files provided by the source archive
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# did not define the GTest::gtest target, only the gtest one, so define
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# an alias when needed to ensure the rest of this file works with all
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# GoogleTest releases.
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#
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# Note that surprisingly, this is not needed when using GTEST_ROOT to
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# point to a local installation, because this one contains CMake-generated
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# files that contain the right target definition, and which will be
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# picked up by the find_package(GTest) file above.
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#
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# This comment and the four lines below can be removed once Ninja only
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# depends on release-1.11.0 or above.
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if (NOT TARGET GTest::gtest)
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message(STATUS "Defining GTest::gtest alias to work-around bug in older release.")
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add_library(GTest::gtest ALIAS gtest)
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# NOTE: gtest uninit some variables, gcc >= 1.11.3 may cause error on compile.
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# Remove this comment and six lines below, once ninja deps gtest-1.11.0 or above.
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "1.11.3")
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check_cxx_compiler_flag(-Wmaybe-uninitialized flag_maybe_uninit)
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if (flag_maybe_uninit)
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target_compile_options(gtest PRIVATE -Wno-maybe-uninitialized)
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endif()
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endif()
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endif()
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endif()
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# Tests all build into ninja_test executable.
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add_executable(ninja_test
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src/build_log_test.cc
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src/build_test.cc
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src/clean_test.cc
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src/clparser_test.cc
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src/depfile_parser_test.cc
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src/deps_log_test.cc
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src/disk_interface_test.cc
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src/dyndep_parser_test.cc
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src/edit_distance_test.cc
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src/graph_test.cc
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src/json_test.cc
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src/lexer_test.cc
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src/manifest_parser_test.cc
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src/missing_deps_test.cc
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src/ninja_test.cc
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src/state_test.cc
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src/string_piece_util_test.cc
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src/subprocess_test.cc
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src/test.cc
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src/util_test.cc
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)
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if(WIN32)
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target_sources(ninja_test PRIVATE src/includes_normalize_test.cc src/msvc_helper_test.cc
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windows/ninja.manifest)
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endif()
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find_package(Threads REQUIRED)
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target_link_libraries(ninja_test PRIVATE libninja libninja-re2c GTest::gtest Threads::Threads)
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foreach(perftest
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build_log_perftest
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canon_perftest
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clparser_perftest
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depfile_parser_perftest
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hash_collision_bench
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manifest_parser_perftest
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)
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add_executable(${perftest} src/${perftest}.cc)
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target_link_libraries(${perftest} PRIVATE libninja libninja-re2c)
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endforeach()
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if(CMAKE_SYSTEM_NAME STREQUAL "AIX" AND CMAKE_SIZEOF_VOID_P EQUAL 4)
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# These tests require more memory than will fit in the standard AIX shared stack/heap (256M)
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target_link_options(hash_collision_bench PRIVATE "-Wl,-bmaxdata:0x80000000")
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target_link_options(manifest_parser_perftest PRIVATE "-Wl,-bmaxdata:0x80000000")
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endif()
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add_test(NAME NinjaTest COMMAND ninja_test)
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endif()
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if(NINJA_BUILD_BINARY)
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install(TARGETS ninja)
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endif()
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