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from __future__ import absolute_import
import os
import lit.Test
import lit.TestFormats
import lit.TestingConfig
import lit.Util
class LitConfig:
"""LitConfig - Configuration data for a 'lit' test runner instance, shared
across all tests.
The LitConfig object is also used to communicate with client configuration
files, it is always passed in as the global variable 'lit' so that
configuration files can access common functionality and internal components
easily.
"""
# Provide access to Test module.
Test = lit.Test
# Provide access to built-in formats.
formats = lit.TestFormats
# Provide access to built-in utility functions.
util = lit.Util
def __init__(self, progname, path, quiet,
useValgrind, valgrindLeakCheck, valgrindArgs,
debug, isWindows, params, config_prefix = None):
# The name of the test runner.
self.progname = progname
# The items to add to the PATH environment variable.
self.path = list(map(str, path))
self.quiet = bool(quiet)
self.useValgrind = bool(useValgrind)
self.valgrindLeakCheck = bool(valgrindLeakCheck)
self.valgrindUserArgs = list(valgrindArgs)
self.debug = debug
self.isWindows = bool(isWindows)
self.params = dict(params)
self.bashPath = None
# Configuration files to look for when discovering test suites.
self.config_prefix = config_prefix or 'lit'
self.config_name = '%s.cfg' % (self.config_prefix,)
self.site_config_name = '%s.site.cfg' % (self.config_prefix,)
self.local_config_name = '%s.local.cfg' % (self.config_prefix,)
self.numErrors = 0
self.numWarnings = 0
self.valgrindArgs = []
if self.useValgrind:
self.valgrindArgs = ['valgrind', '-q', '--run-libc-freeres=no',
'--tool=memcheck', '--trace-children=yes',
'--error-exitcode=123']
if self.valgrindLeakCheck:
self.valgrindArgs.append('--leak-check=full')
else:
# The default is 'summary'.
self.valgrindArgs.append('--leak-check=no')
self.valgrindArgs.extend(self.valgrindUserArgs)
def load_config(self, config, path):
"""load_config(config, path) - Load a config object from an alternate
path."""
if self.debug:
self.note('load_config from %r' % path)
return lit.TestingConfig.TestingConfig.frompath(
path, config.parent, self, mustExist = True, config = config)
def getBashPath(self):
"""getBashPath - Get the path to 'bash'"""
import os
if self.bashPath is not None:
return self.bashPath
self.bashPath = lit.Util.which('bash', os.pathsep.join(self.path))
if self.bashPath is None:
# Check some known paths.
for path in ('/bin/bash', '/usr/bin/bash', '/usr/local/bin/bash'):
if os.path.exists(path):
self.bashPath = path
break
if self.bashPath is None:
self.warning("Unable to find 'bash'.")
self.bashPath = ''
return self.bashPath
def getToolsPath(self, dir, paths, tools):
if dir is not None and os.path.isabs(dir) and os.path.isdir(dir):
if not lit.Util.checkToolsPath(dir, tools):
return None
else:
dir = lit.Util.whichTools(tools, paths)
# bash
self.bashPath = Util.which('bash', dir)
if self.bashPath is None:
self.note("Unable to find 'bash.exe'.")
self.bashPath = ''
return dir
def _write_message(self, kind, message):
import inspect, os, sys
# Get the file/line where this message was generated.
f = inspect.currentframe()
# Step out of _write_message, and then out of wrapper.
f = f.f_back.f_back
file,line,_,_,_ = inspect.getframeinfo(f)
location = '%s:%d' % (os.path.basename(file), line)
sys.stderr.write('%s: %s: %s: %s\n' % (self.progname, location,
kind, message))
def note(self, message):
self._write_message('note', message)
def warning(self, message):
self._write_message('warning', message)
self.numWarnings += 1
def error(self, message):
self._write_message('error', message)
self.numErrors += 1
def fatal(self, message):
import sys
self._write_message('fatal', message)
sys.exit(2)
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