71 lines
1.7 KiB
Python
71 lines
1.7 KiB
Python
import platform
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CC = 'gcc'
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system = platform.system()
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mac_ver = platform.mac_ver()
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# gcc installed by homebrew has version suffix (e.g. gcc-12) in order to be
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# distinguishable from system one - which acts as a symlink to clang
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# clang works on macOS 15 and greater but has issues on earlier macOS versions.
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# see: https://github.com/commaai/openpilot/issues/35093
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if system == 'Darwin' and mac_ver[0] and mac_ver[0] < '15':
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CC += '-13'
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# standard env
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env = Environment(
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CC=CC,
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CFLAGS=[
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'-Wall',
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"-Wextra",
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'-Werror',
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'-nostdlib',
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'-fno-builtin',
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'-std=gnu11',
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'-Wfatal-errors',
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'-Wno-pointer-to-int-cast',
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'-g',
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'-O0',
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'-fno-omit-frame-pointer',
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'-fprofile-arcs',
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'-ftest-coverage',
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'-DALLOW_DEBUG',
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'-DCANFD',
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],
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LINKFLAGS=[
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'-fprofile-arcs',
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'-ftest-coverage',
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],
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CPPPATH=["#", "../../board/"],
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tools=["default", "compilation_db"],
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)
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if system == "Darwin":
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env.PrependENVPath('PATH', '/opt/homebrew/bin')
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if GetOption('ubsan'):
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env.Prepend(LINKFLAGS=[
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"-fsanitize=undefined",
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"-fno-sanitize-recover=undefined",
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])
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# mutation env
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menv = env.Clone()
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menv['CC'] = 'clang-17'
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flags = [
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'-fprofile-instr-generate',
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'-fcoverage-mapping',
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'-fpass-plugin=/usr/lib/mull-ir-frontend-17',
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'-g',
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'-grecord-command-line',
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]
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menv['CFLAGS'] += flags
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menv['LINKFLAGS'] += flags
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for build_env, suffix in ((env, ""), (menv, "_mutation")):
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# TODO: add macOS support
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if (build_env == menv) and (system == "Darwin"):
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continue
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safety = env.SharedObject(f"safety{suffix}.os", "safety.c")
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libsafety = env.SharedLibrary(f"libsafety{suffix}.so", [safety])
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# GCC note file is generated by compiler, allow scons to clean it up
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env.SideEffect("safety.gcno", safety)
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