mirror of
https://github.com/oven-sh/bun
synced 2026-02-10 10:58:56 +00:00
155 lines
3.7 KiB
CMake
155 lines
3.7 KiB
CMake
# TODO: Commit to oven-sh/tinycc
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cmake_minimum_required(VERSION 3.10)
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project(tinycc VERSION 0.9.28 LANGUAGES C)
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Debug)
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endif()
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_STANDARD_REQUIRED ON)
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if(WIN32)
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set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
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endif()
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add_compile_options(-Wall)
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if(NOT CMAKE_C_COMPILER_ID MATCHES "tcc")
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add_compile_options(
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-fno-strict-aliasing
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-Wdeclaration-after-statement
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-Wpointer-sign
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-Wsign-compare
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-Wunused-result
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-Wformat-truncation
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)
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "GNU")
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add_compile_options(
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-fheinous-gnu-extensions
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-Wno-string-plus-int
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-Wno-deprecated-declarations
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)
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endif()
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add_compile_definitions(
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CONFIG_TCC_PREDEFS
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ONE_SOURCE=0
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TCC_LIBTCC1="\\0"
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)
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if(APPLE)
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add_compile_definitions(
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TCC_TARGET_MACHO
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CONFIG_CODESIGN
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CONFIG_NEW_MACHO
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CONFIG_USR_INCLUDE=\"${CMAKE_OSX_SYSROOT}\"
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)
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endif()
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if(WIN32)
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add_compile_definitions(
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CONFIG_WIN32
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CONFIG_TCCDIR=\"${CMAKE_CURRENT_SOURCE_DIR}/win32\"
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)
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endif()
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file(READ ${CMAKE_CURRENT_SOURCE_DIR}/VERSION TCC_VERSION)
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add_compile_definitions(TCC_VERSION=\"${TCC_VERSION}\")
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execute_process(
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COMMAND git rev-parse --short HEAD
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OUTPUT_VARIABLE TCC_GITHASH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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if(TCC_GITHASH)
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add_compile_definitions(TCC_GITHASH=\"${TCC_GITHASH}\")
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endif()
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set(TCC_SOURCES
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libtcc.c
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tccpp.c
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tccgen.c
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tccdbg.c
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tccelf.c
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tccasm.c
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tccrun.c
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)
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm64|aarch64|ARM64")
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list(APPEND TCC_SOURCES
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arm64-gen.c
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arm64-link.c
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arm64-asm.c
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)
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64|x64|amd64|AMD64")
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list(APPEND TCC_SOURCES
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x86_64-gen.c
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x86_64-link.c
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i386-asm.c
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)
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else()
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message(FATAL_ERROR "Unsupported architecture: ${CMAKE_SYSTEM_PROCESSOR}")
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endif()
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if(APPLE)
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list(APPEND TCC_SOURCES tccmacho.c)
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endif()
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if(WIN32)
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list(APPEND TCC_SOURCES tccpe.c)
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endif()
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add_executable(c2str.exe conftest.c)
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target_compile_options(c2str.exe PRIVATE -DC2STR)
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# somehow on some Linux systems we need to disable ASLR for ASAN-instrumented binaries to run
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# when spawned by cmake (they run fine from a shell!)
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# otherwise they crash with:
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# ==856230==Shadow memory range interleaves with an existing memory mapping. ASan cannot proceed correctly. ABORTING.
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# ==856230==ASan shadow was supposed to be located in the [0x00007fff7000-0x10007fff7fff] range.
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# ==856230==This might be related to ELF_ET_DYN_BASE change in Linux 4.12.
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# ==856230==See https://github.com/google/sanitizers/issues/856 for possible workarounds.
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# the linked issue refers to very old kernels but this still happens to us on modern ones.
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# disabling ASLR to run the binary works around it
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set(C2STR_COMMAND $<TARGET_FILE:c2str.exe> include/tccdefs.h tccdefs_.h)
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if(LINUX AND (CMAKE_C_FLAGS MATCHES "-fsanitize"))
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# our CI builds run in a container where setarch isn't allowed to change the personality.
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# but the ASan binaries seem to run fine there without ASLR disabled
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# so, if the command fails with setarch, we try again without (|| ${C2STR_COMMAND}) as a fallback
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set(C2STR_COMMAND setarch ${CMAKE_HOST_SYSTEM_PROCESSOR} -R ${C2STR_COMMAND} || ${C2STR_COMMAND})
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endif()
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add_custom_command(
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TARGET
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c2str.exe POST_BUILD
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COMMAND
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${C2STR_COMMAND}
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WORKING_DIRECTORY
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${CMAKE_CURRENT_SOURCE_DIR}
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)
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add_library(tcc STATIC ${TCC_SOURCES})
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add_custom_command(
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TARGET
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tcc PRE_BUILD
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COMMAND
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${CMAKE_COMMAND} -E touch config.h
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WORKING_DIRECTORY
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${CMAKE_CURRENT_SOURCE_DIR}
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)
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add_dependencies(tcc c2str.exe)
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target_include_directories(tcc PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}
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${CMAKE_CURRENT_SOURCE_DIR}/include
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)
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