From ebf0e765ce92e59dd87e4a74354797a712107a2b Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Thu, 12 May 2016 21:58:15 -0700
Subject: [PATCH] Expose Writer errors through CaptureThread.

---
 firmware/application/capture_thread.cpp | 9 +++++++++
 firmware/application/capture_thread.hpp | 2 ++
 2 files changed, 11 insertions(+)

diff --git a/firmware/application/capture_thread.cpp b/firmware/application/capture_thread.cpp
index 64ad0753..0dbc4c1a 100644
--- a/firmware/application/capture_thread.cpp
+++ b/firmware/application/capture_thread.cpp
@@ -98,6 +98,15 @@ CaptureThread::~CaptureThread() {
 	}
 }
 
+Optional<std::string> CaptureThread::error() const {
+	const auto error = writer->error();
+	if( error.is_valid() ) {
+		return { error.value().what() };
+	} else {
+		return { };
+	}
+}
+
 void CaptureThread::check_fifo_isr() {
 	// TODO: Prevent over-signalling by transmitting a set of 
 	// flags from the baseband core.
diff --git a/firmware/application/capture_thread.hpp b/firmware/application/capture_thread.hpp
index a8e5bb3e..25c09226 100644
--- a/firmware/application/capture_thread.hpp
+++ b/firmware/application/capture_thread.hpp
@@ -53,6 +53,8 @@ public:
 		return config;
 	}
 
+	Optional<std::string> error() const;
+	
 	static void check_fifo_isr();
 
 private: