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# -*- Python -*-
import os
# Setup config name.
config.name = 'Scudo' + config.name_suffix
# Setup source root.
config.test_source_root = os.path.dirname(__file__)
# Path to the shared library
shared_libscudo = os.path.join(config.compiler_rt_libdir, "libclang_rt.scudo%s.so" % config.target_suffix)
shared_minlibscudo = os.path.join(config.compiler_rt_libdir, "libclang_rt.scudo_minimal-%s.so" % config.target_arch)
# Test suffixes.
config.suffixes = ['.c', '.cc', '.cpp', '.test']
# C & CXX flags.
c_flags = ([config.target_cflags] +
["-pthread",
"-fPIE",
"-pie",
"-O0",
"-UNDEBUG",
"-ldl",
"-Wl,--gc-sections"])
# Android doesn't want -lrt.
if not config.android:
c_flags += ["-lrt"]
cxx_flags = (c_flags + config.cxx_mode_flags + ["-std=c++11"])
scudo_flags = ["-fsanitize=scudo"]
def build_invocation(compile_flags):
return " " + " ".join([config.clang] + compile_flags) + " "
# Add substitutions.
config.substitutions.append(("%clang ", build_invocation(c_flags)))
config.substitutions.append(("%clang_scudo ", build_invocation(c_flags + scudo_flags)))
config.substitutions.append(("%clangxx_scudo ", build_invocation(cxx_flags + scudo_flags)))
config.substitutions.append(("%shared_libscudo", shared_libscudo))
config.substitutions.append(("%shared_minlibscudo", shared_minlibscudo))
# Platform-specific default SCUDO_OPTIONS for lit tests.
default_scudo_opts = ''
if config.android:
# Android defaults to abort_on_error=1, which doesn't work for us.
default_scudo_opts = 'abort_on_error=0'
if default_scudo_opts:
config.environment['SCUDO_OPTIONS'] = default_scudo_opts
default_scudo_opts += ':'
config.substitutions.append(('%env_scudo_opts=',
'env SCUDO_OPTIONS=' + default_scudo_opts))
# Hardened Allocator tests are currently supported on Linux only.
if config.host_os not in ['Linux']:
config.unsupported = True
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