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# -*- Python -*-
import os
import platform
import re
import subprocess
import lit.formats
import lit.util
# Configuration file for the 'lit' test runner.
# name: The name of this test suite.
config.name = 'Clang Tools'
# Tweak PATH for Win32
if platform.system() == 'Windows':
# Seek sane tools in directories and set to $PATH.
path = getattr(config, 'lit_tools_dir', None)
path = lit_config.getToolsPath(path,
config.environment['PATH'],
['cmp.exe', 'grep.exe', 'sed.exe'])
if path is not None:
path = os.path.pathsep.join((path,
config.environment['PATH']))
config.environment['PATH'] = path
# Choose between lit's internal shell pipeline runner and a real shell. If
# LIT_USE_INTERNAL_SHELL is in the environment, we use that as an override.
use_lit_shell = os.environ.get("LIT_USE_INTERNAL_SHELL")
if use_lit_shell:
# 0 is external, "" is default, and everything else is internal.
execute_external = (use_lit_shell == "0")
else:
# Otherwise we default to internal on Windows and external elsewhere, as
# bash on Windows is usually very slow.
execute_external = (not sys.platform in ['win32'])
# testFormat: The test format to use to interpret tests.
#
# For now we require '&&' between commands, until they get globally killed and
# the test runner updated.
config.test_format = lit.formats.ShTest(execute_external)
# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.c', '.cpp', '.hpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s',
'.modularize', '.module-map-checker', '.test']
# Test-time dependencies located in directories called 'Inputs' are excluded
# from test suites; there won't be any lit tests within them.
config.excludes = ['Inputs']
# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)
# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.clang_tools_binary_dir, 'test')
# Clear some environment variables that might affect Clang.
#
# This first set of vars are read by Clang, but shouldn't affect tests
# that aren't specifically looking for these features, or are required
# simply to run the tests at all.
#
# FIXME: Should we have a tool that enforces this?
# safe_env_vars = ('TMPDIR', 'TEMP', 'TMP', 'USERPROFILE', 'PWD',
# 'MACOSX_DEPLOYMENT_TARGET', 'IPHONEOS_DEPLOYMENT_TARGET',
# 'IOS_SIMULATOR_DEPLOYMENT_TARGET',
# 'VCINSTALLDIR', 'VC100COMNTOOLS', 'VC90COMNTOOLS',
# 'VC80COMNTOOLS')
possibly_dangerous_env_vars = ['COMPILER_PATH', 'RC_DEBUG_OPTIONS',
'CINDEXTEST_PREAMBLE_FILE', 'LIBRARY_PATH',
'CPATH', 'C_INCLUDE_PATH', 'CPLUS_INCLUDE_PATH',
'OBJC_INCLUDE_PATH', 'OBJCPLUS_INCLUDE_PATH',
'LIBCLANG_TIMING', 'LIBCLANG_OBJTRACKING',
'LIBCLANG_LOGGING', 'LIBCLANG_BGPRIO_INDEX',
'LIBCLANG_BGPRIO_EDIT', 'LIBCLANG_NOTHREADS',
'LIBCLANG_RESOURCE_USAGE',
'LIBCLANG_CODE_COMPLETION_LOGGING']
# Clang/Win32 may refer to %INCLUDE%. vsvarsall.bat sets it.
if platform.system() != 'Windows':
possibly_dangerous_env_vars.append('INCLUDE')
for name in possibly_dangerous_env_vars:
if name in config.environment:
del config.environment[name]
# Tweak the PATH to include the tools dir and the scripts dir.
path = os.path.pathsep.join((
config.clang_tools_dir, config.llvm_tools_dir, config.environment['PATH']))
config.environment['PATH'] = path
path = os.path.pathsep.join((config.clang_libs_dir, config.llvm_libs_dir,
config.environment.get('LD_LIBRARY_PATH','')))
config.environment['LD_LIBRARY_PATH'] = path
# When running under valgrind, we mangle '-vg' onto the end of the triple so we
# can check it with XFAIL and XTARGET.
if lit_config.useValgrind:
config.target_triple += '-vg'
config.available_features.add('crash-recovery')
# Set available features we allow tests to conditionalize on.
#
# Shell execution
if execute_external:
config.available_features.add('shell')
# Exclude MSYS due to transforming '/' to 'X:/mingwroot/'.
if not platform.system() in ['Windows'] or not execute_external:
config.available_features.add('shell-preserves-root')
# ANSI escape sequences in non-dumb terminal
if platform.system() not in ['Windows']:
config.available_features.add('ansi-escape-sequences')
if config.clang_tidy_staticanalyzer:
config.available_features.add('static-analyzer')
# Get shlex.quote if available (added in 3.3), and fall back to pipes.quote if
# it's not available.
try:
import shlex
sh_quote = shlex.quote
except:
import pipes
sh_quote = pipes.quote
python_exec = sh_quote(config.python_executable)
check_clang_tidy = os.path.join(
config.test_source_root, "clang-tidy", "check_clang_tidy.py")
config.substitutions.append(
('%check_clang_tidy',
'%s %s' % (python_exec, check_clang_tidy)) )
clang_tidy_diff = os.path.join(
config.test_source_root, "..", "clang-tidy", "tool", "clang-tidy-diff.py")
config.substitutions.append(
('%clang_tidy_diff',
'%s %s' % (python_exec, clang_tidy_diff)) )
run_clang_tidy = os.path.join(
config.test_source_root, "..", "clang-tidy", "tool", "run-clang-tidy.py")
config.substitutions.append(
('%run_clang_tidy',
'%s %s' % (python_exec, run_clang_tidy)) )
clangd_benchmarks_dir = os.path.join(os.path.dirname(config.clang_tools_dir),
"tools", "clang", "tools", "extra",
"clangd", "benchmarks")
config.substitutions.append(('%clangd-benchmark-dir',
'%s' % (clangd_benchmarks_dir)))
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