From 9cfb7dbe44d198fb859635217344a90b1bb9f012 Mon Sep 17 00:00:00 2001
From: randomdan <randomdan@localhost>
Date: Wed, 8 Sep 2010 01:47:02 +0000
Subject: Add some error handling to ProcRows

---
 project2/procRows.cpp | 12 +++++++++++-
 project2/procRows.h   |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/project2/procRows.cpp b/project2/procRows.cpp
index f4d0f50..e5ed86a 100644
--- a/project2/procRows.cpp
+++ b/project2/procRows.cpp
@@ -25,7 +25,17 @@ _ProcRows::doOpen() const
 	if (!f) {
 		throw std::runtime_error("Could not open file");
 	}
-	return FileStarChannel(f, false, pclose);
+	return FileStarChannel(f, false, doClose);
+}
+
+int
+_ProcRows::doClose(FILE * f)
+{
+	int pclo = pclose(f);
+	if (pclo != 0) {
+		throw std::runtime_error("Subprocess returned an error");
+	}
+	return 0;
 }
 
 #include "view.hpp"
diff --git a/project2/procRows.h b/project2/procRows.h
index 02add07..e28a5f5 100644
--- a/project2/procRows.h
+++ b/project2/procRows.h
@@ -10,6 +10,7 @@ class _ProcRows : public _FileRows {
 
 		virtual void loadComplete();
 		virtual FileStarChannel doOpen() const;
+		static int doClose(FILE*);
 };
 typedef _GenericView<_ProcRows> _ProcView;
 typedef _GenericIterate<_ProcRows> _ProcIterate;
-- 
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