From 4ee4169619372074140c18a3162fdd910f2d542b Mon Sep 17 00:00:00 2001
From: hyung-hwan <hyunghwan.chung@gmail.com>
Date: Mon, 11 Nov 2019 09:24:56 +0000
Subject: [PATCH] added QSE::App::acceptSignals(), QSE::App::discardSignals(),
 QSE::App::neglectSignals()

---
 qse/include/qse/si/App.hpp |  5 +++++
 qse/lib/si/App.cpp         | 45 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)

diff --git a/qse/include/qse/si/App.hpp b/qse/include/qse/si/App.hpp
index 4272a8cf..e11536c0 100644
--- a/qse/include/qse/si/App.hpp
+++ b/qse/include/qse/si/App.hpp
@@ -137,6 +137,11 @@ public:
 		return this->setSignalSubscription(sig, SIGNAL_NEGLECTED, ignore_if_unhandled);
 	}
 
+	int acceptSignals (const SignalSet& signals);
+	int discardSignals (const SignalSet& signals);
+	int neglectSignals (const SignalSet& signals, bool ignore_if_unhandled = false);
+
+
 	typedef void (*SignalHandler) (int sig);
 	static qse_size_t _sighrs[2][QSE_NSIGS];
 
diff --git a/qse/lib/si/App.cpp b/qse/lib/si/App.cpp
index 3389c4fc..8a0dc4b6 100644
--- a/qse/lib/si/App.cpp
+++ b/qse/lib/si/App.cpp
@@ -457,6 +457,51 @@ int App::set_signal_subscription_no_mutex (int sig, SignalState reqstate, bool i
 	return reqstate;
 }
 
+int App::acceptSignals (const SignalSet& signals)
+{
+	int n = 0;
+
+	for (int i = 0; i < QSE_NSIGS; i++)
+	{
+		if (signals.isSet(i)) 
+		{
+			if (this->setSignalSubscription(i, SIGNAL_ACCEPTED) <= -1) n = -1;
+		}
+	}
+
+	return n;
+}
+
+int App::discardSignals (const SignalSet& signals)
+{
+	int n = 0;
+
+	for (int i = 0; i < QSE_NSIGS; i++)
+	{
+		if (signals.isSet(i)) 
+		{
+			if (this->setSignalSubscription(i, SIGNAL_DISCARDED) <= -1) n = -1;
+		}
+	}
+
+	return n;
+}
+
+int App::neglectSignals (const SignalSet& signals, bool ignore_if_unhandled)
+{
+	int n = 0;
+
+	for (int i = 0; i < QSE_NSIGS; i++)
+	{
+		if (signals.isSet(i)) 
+		{
+			if (this->setSignalSubscription(i, SIGNAL_NEGLECTED, ignore_if_unhandled) <= -1) n = -1;
+		}
+	}
+
+	return n;
+}
+
 int App::guardProcess (const SignalSet& signals, qse_mtime_t guard_pause_ms, const qse_mchar_t* proc_name)
 {
 	SignalState old_ss[QSE_NSIGS];