From 68156a02ed6495d9735d8eed50708e8d9c168dc8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9o=20Lam?= <leo@innovatetechnologi.es>
Date: Sat, 22 Oct 2016 19:08:17 +0200
Subject: [PATCH] Fix -Wunused-result warnings

---
 Source/Core/DolphinWX/Frame.cpp                 | 17 ++++++++++++-----
 .../ControllerInterface/evdev/evdev.cpp         |  8 ++++++--
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/Source/Core/DolphinWX/Frame.cpp b/Source/Core/DolphinWX/Frame.cpp
index 5978dfc49d..6c0d62dc6c 100644
--- a/Source/Core/DolphinWX/Frame.cpp
+++ b/Source/Core/DolphinWX/Frame.cpp
@@ -290,6 +290,17 @@ static BOOL WINAPI s_ctrl_handler(DWORD fdwCtrlType)
 }
 #endif
 
+#if defined(__unix__) || defined(__unix) || defined(__APPLE__)
+static void SignalHandler(int)
+{
+  const char message[] = "A signal was received. A second signal will force Dolphin to stop.\n";
+  if (write(STDERR_FILENO, message, sizeof(message)) < 0)
+  {
+  }
+  s_shutdown_signal_received.Set();
+}
+#endif
+
 CFrame::CFrame(wxFrame* parent, wxWindowID id, const wxString& title, wxRect geometry,
                bool use_debugger, bool batch_mode, bool show_log_window, long style)
     : CRenderFrame(parent, id, title, wxDefaultPosition, wxSize(800, 600), style),
@@ -445,11 +456,7 @@ CFrame::CFrame(wxFrame* parent, wxWindowID id, const wxString& title, wxRect geo
 
 #if defined(__unix__) || defined(__unix) || defined(__APPLE__)
   struct sigaction sa;
-  sa.sa_handler = [](int unused) {
-    char message[] = "A signal was received. A second signal will force Dolphin to stop.\n";
-    write(STDERR_FILENO, message, sizeof(message));
-    s_shutdown_signal_received.Set();
-  };
+  sa.sa_handler = SignalHandler;
   sigemptyset(&sa.sa_mask);
   sa.sa_flags = SA_RESETHAND;
   sigaction(SIGINT, &sa, nullptr);
diff --git a/Source/Core/InputCommon/ControllerInterface/evdev/evdev.cpp b/Source/Core/InputCommon/ControllerInterface/evdev/evdev.cpp
index 08687332fb..d3f8f5fd36 100644
--- a/Source/Core/InputCommon/ControllerInterface/evdev/evdev.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/evdev/evdev.cpp
@@ -131,7 +131,9 @@ static void StopHotplugThread()
   {
     // Write something to efd so that select() stops blocking.
     uint64_t value = 1;
-    write(s_wakeup_eventfd, &value, sizeof(uint64_t));
+    if (write(s_wakeup_eventfd, &value, sizeof(uint64_t)) < 0)
+    {
+    }
     s_hotplug_thread.join();
   }
 }
@@ -404,7 +406,9 @@ void evdevDevice::ForceFeedback::SetState(ControlState state)
     play.code = m_id;
     play.value = 1;
 
-    write(m_fd, (const void*)&play, sizeof(play));
+    if (write(m_fd, &play, sizeof(play)) < 0)
+    {
+    }
   }
 }