Fixed signals and ctrl-c to stop the process immediately.

Fixes #10.

Author: pekkaklarck

atest/tests/resource.robot

@@ -8,10 +8,10 @@ ${INTERPRETER}    python
 
 *** Keywords ***
 Start And Import Remote Library
-    [Arguments]    ${library}
+    [Arguments]    ${library}    ${name}=Remote
     Set Pythonpath
     ${port} =    Start Remote Library    ${library}
-    Import Library    Remote    http://127.0.0.1:${port}
+    Import Library    Remote    http://127.0.0.1:${port}    WITH NAME    ${name}
     Set Suite Variable    ${ACTIVE PORT}    ${port}
     Set Log Level    DEBUG
 
@@ -46,3 +46,4 @@ Server Should Be Stopped And Correct Messages Logged
     ...    Robot Framework remote server at 127.0.0.1:${ACTIVE PORT} starting.
     ...    Robot Framework remote server at 127.0.0.1:${ACTIVE PORT} stopping.
     Should Be Equal    ${result.stdout}    ${expected}
+    Should Be Equal    ${result.rc}    ${0}

atest/tests/stopping.robot

@@ -0,0 +1,27 @@
+*** Settings ***
+Resource          resource.robot
+Test Setup        Start Server
+Test Teardown     Server Should Be Stopped
+
+*** Test Cases ***
+Stop Remote Server
+    Stop Remote Server
+
+SIGINT
+    Send Signal To Process    SIGINT
+
+SIGHUP
+    Send Signal To Process    SIGHUP
+
+*** Keywords ***
+Start Server
+    Start And Import Remote Library    basics.py   ${TEST NAME}
+    Server Should Be Started
+
+Server Should Be Started
+    Run Keyword    ${TEST NAME}.Passing
+
+Server Should Be Stopped
+    Server Should Be Stopped And Correct Messages Logged
+    Run Keyword And Expect Error    Connection to remote server broken: *
+    ...    Server Should Be Started

src/robotremoteserver.py

@@ -62,6 +62,7 @@ def _register_signal_handlers(self):
         def stop_with_signal(signum, frame):
             self._allow_stop = True
             self.stop_remote_server()
+            raise KeyboardInterrupt
         if hasattr(signal, 'SIGHUP'):
             signal.signal(signal.SIGHUP, stop_with_signal)
         if hasattr(signal, 'SIGINT'):
@@ -79,8 +80,11 @@ def _announce_start(self, port_file=None):
                 pf.close()
 
     def serve_forever(self):
-        while not self._shutdown:
-            self.handle_request()
+        try:
+            while not self._shutdown:
+                self.handle_request()
+        except KeyboardInterrupt:
+            pass
 
     def stop_remote_server(self):
         prefix = 'Robot Framework remote server at %s:%s ' % self.server_address