def exec_command(self,cmd,**kw):
subprocess=Utils.subprocess
kw['shell']=isinstance(cmd,str)
if kw['shell']:
Logs.debug('runner: (shell) %s'%cmd)
else:
Logs.debug('runner: (exec) %s'%Utils.list2cmdline(cmd))
Logs.debug('runner_env: kw=%s'%kw)
if self.logger:
self.logger.info(cmd)
if'stdout'not in kw:
kw['stdout']=subprocess.PIPE
if'stderr'not in kw:
kw['stderr']=subprocess.PIPE
if Logs.verbose and not kw['shell']and not Utils.check_exe(cmd[0]):
raise Errors.WafError("Program %s not found!"%cmd[0])
try:
if kw['stdout']or kw['stderr']:
p=subprocess.Popen(cmd,**kw)
(out,err)=p.communicate()
ret=p.returncode
else:
out,err=(None,None)
ret=subprocess.Popen(cmd,**kw).wait()
except Exception ,e:
raise Errors.WafError('Execution failure: %s'%str(e),ex=e)
def exec_command(self, cmd, **kw):
subprocess = Utils.subprocess
kw['shell'] = isinstance(cmd, str)
if kw['shell']:
Logs.debug('runner: (shell) %s' % cmd)
else:
Logs.debug('runner: (exec) %s' % Utils.list2cmdline(cmd))
Logs.debug('runner_env: kw=%s' % kw)
if self.logger:
self.logger.info(cmd)
if 'stdout' not in kw:
kw['stdout'] = subprocess.PIPE
if 'stderr' not in kw:
kw['stderr'] = subprocess.PIPE
if Logs.verbose and not kw['shell'] and not Utils.check_exe(cmd[0]):
raise Errors.WafError("Program %s not found!" % cmd[0])
try:
if kw['stdout'] or kw['stderr']:
p = subprocess.Popen(cmd, **kw)
(out, err) = p.communicate()
ret = p.returncode
else:
out, err = (None, None)
ret = subprocess.Popen(cmd, **kw).wait()
except Exception, e:
raise Errors.WafError('Execution failure: %s' % str(e), ex=e)
def exec_command(self, cmd, **kw):
"""
Execute a command and return the exit status. If the context has the attribute 'log',
capture and log the process stderr/stdout for logging purposes::
def run(tsk):
ret = tsk.generator.bld.exec_command('touch foo.txt')
return ret
This method captures the standard/error outputs (Issue 1101), but it does not return the values
unlike :py:meth:`waflib.Context.Context.cmd_and_log`
:param cmd: command argument for subprocess.Popen
:param kw: keyword arguments for subprocess.Popen
"""
subprocess = Utils.subprocess
kw['shell'] = isinstance(cmd, str)
if kw['shell']:
Logs.debug('runner: (shell) %s' % cmd)
else:
Logs.debug('runner: (exec) %s' % Utils.list2cmdline(cmd))
Logs.debug('runner_env: kw=%s' % kw)
if self.logger:
self.logger.info(cmd)
if 'stdout' not in kw:
kw['stdout'] = subprocess.PIPE
if 'stderr' not in kw:
kw['stderr'] = subprocess.PIPE
if Logs.verbose and not kw['shell'] and not Utils.check_exe(cmd[0]):
raise Errors.WafError("Program %s not found!" % cmd[0])
try:
if kw['stdout'] or kw['stderr']:
p = subprocess.Popen(cmd, **kw)
(out, err) = p.communicate()
ret = p.returncode
else:
out, err = (None, None)
ret = subprocess.Popen(cmd, **kw).wait()
except Exception as e:
raise Errors.WafError('Execution failure: %s' % str(e), ex=e)
if out:
if not isinstance(out, str):
out = out.decode(sys.stdout.encoding or 'iso8859-1')
if self.logger:
self.logger.debug('out: %s' % out)
else:
Logs.info(out, extra={'stream':sys.stdout, 'c1': ''})
if err:
if not isinstance(err, str):
err = err.decode(sys.stdout.encoding or 'iso8859-1')
if self.logger:
self.logger.error('err: %s' % err)
else:
Logs.info(err, extra={'stream':sys.stderr, 'c1': ''})
return ret
