From f7868833e792cffcb64c5f5c644e6908ee78ac23 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <inan@aicodix.de>
Date: Wed, 5 Sep 2018 12:30:36 +0200
Subject: [PATCH] added good() to pcm

---
 pcm.hh | 2 ++
 wav.hh | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/pcm.hh b/pcm.hh
index 189bdd3..5905a16 100644
--- a/pcm.hh
+++ b/pcm.hh
@@ -13,6 +13,7 @@ template <typename TYPE>
 struct WritePCM
 {
 	virtual void write(TYPE *, int, int = 1) = 0;
+	virtual bool good() = 0;
 	virtual void silence(int) = 0;
 };
 
@@ -20,6 +21,7 @@ template <typename TYPE>
 struct ReadPCM
 {
 	virtual void read(TYPE *, int, int = 1) = 0;
+	virtual bool good() = 0;
 	virtual void skip(int) = 0;
 	virtual int rate() = 0;
 	virtual int channels() = 0;
diff --git a/wav.hh b/wav.hh
index 8b473cd..3e432b1 100644
--- a/wav.hh
+++ b/wav.hh
@@ -108,6 +108,10 @@ public:
 			}
 		}
 	}
+	bool good()
+	{
+		return is.good();
+	}
 	void skip(int num)
 	{
 		is.seekg(num * channels_ * bytes, std::ios_base::cur);
@@ -204,6 +208,10 @@ public:
 			}
 		}
 	}
+	bool good()
+	{
+		return os.good();
+	}
 	void silence(int num)
 	{
 		for (int i = 0; i < num * channels; ++i)