| """Test that lldb command 'process signal SIGUSR1' to send a signal to the inferior works.""" |
| |
| import os, time, signal |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| |
| class SendSignalTestCase(TestBase): |
| |
| mydir = "signal" |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| def test_with_dsym_and_run_command(self): |
| """Test that lldb command 'process signal SIGUSR1' sends a signal to the inferior process.""" |
| self.buildDsym() |
| self.send_signal() |
| |
| def test_with_dwarf_and_run_command(self): |
| """Test that lldb command 'process signal SIGUSR1' sends a signal to the inferior process.""" |
| self.buildDwarf() |
| self.send_signal() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break inside main(). |
| self.line = line_number('main.c', 'Put breakpoint here') |
| |
| def send_signal(self): |
| """Test that lldb command 'process signal SIGUSR1' sends a signal to the inferior process.""" |
| |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Break inside the main() function and immediately send a signal to the inferior after resuming. |
| self.expect("breakpoint set -f main.c -l %d" % self.line, |
| BREAKPOINT_CREATED, |
| startstr = "Breakpoint created: 1: file ='main.c', line = %d, locations = 1" % |
| self.line) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| self.runCmd("thread backtrac") |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['state is Stopped', |
| 'stop reason = breakpoint']) |
| |
| # The breakpoint should have a hit count of 1. |
| self.expect("breakpoint list", BREAKPOINT_HIT_ONCE, |
| substrs = [' resolved, hit count = 1']) |
| |
| self.runCmd("process status") |
| output = self.res.GetOutput() |
| pid = re.match("Process (.*) Stopped", output).group(1) |
| |
| # After resuming the process, send it a SIGUSR1 signal. |
| |
| # It is necessary at this point to make command interpreter interaction |
| # be asynchronous, because we want to resume the process and to send it |
| # a signal. |
| self.dbg.SetAsync(True) |
| self.runCmd("process continue") |
| # Insert a delay of 1 second before doing the signaling stuffs. |
| time.sleep(1) |
| |
| self.runCmd("process handle -n False -p True -s True SIGUSR1") |
| #os.kill(int(pid), signal.SIGUSR1) |
| self.runCmd("process signal SIGUSR1") |
| |
| # Insert a delay of 1 second before checking the process status. |
| time.sleep(1) |
| # Make the interaction mode be synchronous again. |
| self.dbg.SetAsync(False) |
| self.expect("process status", STOPPED_DUE_TO_SIGNAL, |
| startstr = "Process %s Stopped" % pid, |
| substrs = ['stop reason = signal SIGUSR1']) |
| self.expect("thread backtrace", STOPPED_DUE_TO_SIGNAL, |
| substrs = ['stop reason = signal SIGUSR1']) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |