Add SIGTERM signalhandler

Catch signal and stop e2 in a proper way.
This also writes config and EPG data to the disk.

Signed-off-by: littlesat <littlesat99@yahoo.com>

main/enigma.cpp

@@ -170,6 +170,48 @@ static const std::string getConfigCurrentSpinner(const std::string &key)
 
 int exit_code;
 
+void quitMainloop(int exitCode)
+{
+	FILE *f = fopen("/proc/stb/fp/was_timer_wakeup", "w");
+	if (f)
+	{
+		fprintf(f, "%d", 0);
+		fclose(f);
+	}
+	else
+	{
+		int fd = open("/dev/dbox/fp0", O_WRONLY);
+		if (fd >= 0)
+		{
+			if (ioctl(fd, 10 /*FP_CLEAR_WAKEUP_TIMER*/) < 0)
+				eDebug("FP_CLEAR_WAKEUP_TIMER failed (%m)");
+			close(fd);
+		}
+		else
+			eDebug("open /dev/dbox/fp0 for wakeup timer clear failed!(%m)");
+	}
+	exit_code = exitCode;
+	eApp->quit(0);
+}
+
+static void sigterm_handler(int num)
+{
+	quitMainloop(128 + num);
+}
+
+void catchTermSignal()
+{
+	struct sigaction act;
+
+	act.sa_handler = sigterm_handler;
+	act.sa_flags = SA_RESTART;
+
+	if (sigemptyset(&act.sa_mask) == -1)
+		perror("sigemptyset");
+	if (sigaction(SIGTERM, &act, 0) == -1)
+		perror("SIGTERM");
+}
+
 int main(int argc, char **argv)
 {
 
@@ -274,6 +316,7 @@ int main(int argc, char **argv)
 	printf("executing main\n");
 
 	bsodCatchSignals();
+	catchTermSignal();
 
 	setIoPrio(IOPRIO_CLASS_BE, 3);
 
@@ -315,47 +358,9 @@ eApplication *getApplication()
 	return eApp;
 }
 
-void quitMainloop(int exitCode)
-{
-	FILE *f = fopen("/proc/stb/fp/was_timer_wakeup", "w");
-	if (f)
-	{
-		fprintf(f, "%d", 0);
-		fclose(f);
-	}
-	else
-	{
-		int fd = open("/dev/dbox/fp0", O_WRONLY);
-		if (fd >= 0)
-		{
-			if (ioctl(fd, 10 /*FP_CLEAR_WAKEUP_TIMER*/) < 0)
-				eDebug("FP_CLEAR_WAKEUP_TIMER failed (%m)");
-			close(fd);
-		}
-		else
-			eDebug("open /dev/dbox/fp0 for wakeup timer clear failed!(%m)");
-	}
-	exit_code = exitCode;
-	eApp->quit(0);
-}
-
-static void sigterm_handler(int num)
-{
-	quitMainloop(128 + num);
-}
-
 void runMainloop()
 {
-	struct sigaction act;
-
-	act.sa_handler = sigterm_handler;
-	act.sa_flags = SA_RESTART;
-
-	if (sigemptyset(&act.sa_mask) == -1)
-		perror("sigemptyset");
-	if (sigaction(SIGTERM, &act, 0) == -1)
-		perror("SIGTERM");
-
+	catchTermSignal();
 	eApp->runLoop();
 }