| import os |
| import sys |
| import subprocess |
| from threading import Timer |
| |
| |
| hostname = 'localhost' |
| |
| (r, w) = os.pipe() |
| kwargs = {} |
| if sys.version_info >= (3,2): |
| kwargs['pass_fds'] = [w] |
| |
| args = sys.argv |
| # Get debugserver, lldb-mi and FileCheck executables' paths with arguments. |
| debugserver = ' '.join([args[1], '--pipe', str(w), hostname + ':0']) |
| lldbmi = args[2] |
| test_file = args[3] |
| filecheck = 'FileCheck ' + test_file |
| |
| # Run debugserver, lldb-mi and FileCheck. |
| debugserver_proc = subprocess.Popen(debugserver.split(), **kwargs) |
| lldbmi_proc = subprocess.Popen(lldbmi, stdin=subprocess.PIPE, |
| stdout=subprocess.PIPE, shell=True) |
| filecheck_proc = subprocess.Popen(filecheck, stdin=subprocess.PIPE, |
| shell=True) |
| |
| timeout_sec = 30 |
| timer = Timer(timeout_sec, exit, [filecheck_proc.returncode]) |
| try: |
| timer.start() |
| |
| # Get a tcp port chosen by debugserver. |
| # The number quite big to get lldb-server's output and to not hang. |
| bytes_to_read = 10 |
| port_bytes = os.read(r, bytes_to_read) |
| port = str(port_bytes.decode('utf-8').strip('\x00')) |
| |
| with open(test_file, 'r') as f: |
| # Replace '$PORT' with a free port number and pass |
| # test's content to lldb-mi. |
| lldbmi_proc.stdin.write(f.read().replace('$PORT', port).encode('utf-8')) |
| out, err = lldbmi_proc.communicate() |
| filecheck_proc.stdin.write(out) |
| filecheck_proc.communicate() |
| finally: |
| timer.cancel() |
| |
| debugserver_proc.kill() |
| exit(filecheck_proc.returncode) |
