def RunDriver(module_name, args, suppress_inherited_arch_args=False):
"""
RunDriver() is used to invoke "driver" tools, e.g.
those prefixed with "pnacl-"
It automatically appends some additional flags to the invocation
which were inherited from the current invocation.
Those flags were preserved by ParseArgs
"""
if isinstance(args, str):
args = shell.split(env.eval(args))
script = env.eval('${DRIVER_BIN}/%s' % module_name)
script = shell.unescape(script)
inherited_driver_args = env.get('INHERITED_DRIVER_ARGS')
if suppress_inherited_arch_args:
inherited_driver_args = FilterOutArchArgs(inherited_driver_args)
script = pathtools.tosys(script)
cmd = [script] + args + inherited_driver_args
Log.Info('Driver invocation: %s', repr(cmd))
module = __import__(module_name)
# Save the environment, reset the environment, run
# the driver module, and then restore the environment.
env.push()
env.reset()
DriverMain(module, cmd)
env.pop()
def RunDriver(invocation, args, suppress_inherited_arch_args=False):
"""
RunDriver() is used to invoke "driver" tools, e.g.
those prefixed with "pnacl-"
It automatically appends some additional flags to the invocation
which were inherited from the current invocation.
Those flags were preserved by ParseArgs
"""
if isinstance(args, str):
args = shell.split(env.eval(args))
module_name = 'pnacl-%s' % invocation
script = env.eval('${DRIVER_BIN}/%s' % module_name)
script = shell.unescape(script)
inherited_driver_args = env.get('INHERITED_DRIVER_ARGS')
if suppress_inherited_arch_args:
inherited_driver_args = FilterOutArchArgs(inherited_driver_args)
script = pathtools.tosys(script)
cmd = [script] + args + inherited_driver_args
Log.Info('Driver invocation: %s', repr(cmd))
module = __import__(module_name)
# Save the environment, reset the environment, run
# the driver module, and then restore the environment.
env.push()
env.reset()
DriverMain(module, cmd)
env.pop()
def Run(args,
errexit=True,
redirect_stdout=None,
redirect_stderr=None):
""" Run: Run a command.
Returns: return_code, stdout, stderr
Run() is used to invoke "other" tools, e.g.
those NOT prefixed with "pnacl-"
stdout and stderr only contain meaningful data if
redirect_{stdout,stderr} == subprocess.PIPE
Run will terminate the program upon failure unless errexit == False
TODO(robertm): errexit == True has not been tested and needs more work
redirect_stdout and redirect_stderr are passed straight
to subprocess.Popen
"""
result_stdout = None
result_stderr = None
if isinstance(args, str):
args = shell.split(env.eval(args))
args = [pathtools.tosys(args[0])] + args[1:]
Log.Info('Running: ' + StringifyCommand(args))
if env.getbool('DRY_RUN'):
if redirect_stderr or redirect_stdout:
# TODO(pdox): Prevent this from happening, so that
# dry-run is more useful.
Log.Fatal("Unhandled dry-run case.")
return 0, None, None
try:
# If we have too long of a cmdline on windows, running it would fail.
# Attempt to use a file with the command line options instead in that case.
if ArgsTooLongForWindows(args):
actual_args = ConvertArgsToFile(args)
Log.Info('Wrote long commandline to file for Windows: ' +
StringifyCommand(actual_args))
else:
actual_args = args
p = subprocess.Popen(actual_args,
stdout=redirect_stdout,
stderr=redirect_stderr)
result_stdout, result_stderr = p.communicate()
except Exception, e:
msg = '%s\nCommand was: %s' % (str(e), StringifyCommand(args))
print msg
DriverExit(1)
def Run(args,
errexit=True,
redirect_stdout=None,
redirect_stderr=None):
""" Run: Run a command.
Returns: return_code, stdout, stderr
Run() is used to invoke "other" tools, e.g.
those NOT prefixed with "pnacl-"
stdout and stderr only contain meaningful data if
redirect_{stdout,stderr} == subprocess.PIPE
Run will terminate the program upon failure unless errexit == False
TODO(robertm): errexit == True has not been tested and needs more work
redirect_stdout and redirect_stderr are passed straight
to subprocess.Popen
"""
result_stdout = None
result_stderr = None
if isinstance(args, str):
args = shell.split(env.eval(args))
args = [pathtools.tosys(args[0])] + args[1:]
Log.Info('Running: ' + StringifyCommand(args))
if env.getbool('DRY_RUN'):
if redirect_stderr or redirect_stdout:
# TODO(pdox): Prevent this from happening, so that
# dry-run is more useful.
Log.Fatal("Unhandled dry-run case.")
return 0, None, None
try:
# If we have too long of a cmdline on windows, running it would fail.
# Attempt to use a file with the command line options instead in that case.
if ArgsTooLongForWindows(args):
actual_args = ConvertArgsToFile(args)
Log.Info('Wrote long commandline to file for Windows: ' +
StringifyCommand(actual_args))
else:
actual_args = args
p = subprocess.Popen(actual_args,
stdout=redirect_stdout,
stderr=redirect_stderr)
result_stdout, result_stderr = p.communicate()
except Exception, e:
msg = '%s\nCommand was: %s' % (str(e), StringifyCommand(args))
print(msg)
DriverExit(1)
def get(self, varname): return shell.split(self.getraw(varname))
def get(self, varname):
return shell.split(self.getraw(varname))