The big reshuffle

1 files changed, 26 insertions, 0 deletions

diff --git a/project2/common/exceptions.cpp b/project2/common/exceptions.cpp
new file mode 100644
index 0000000..ddf8e94
--- /dev/null
+++ b/project2/common/exceptions.cpp
@@ -0,0 +1,26 @@
+#include "exceptions.h"
+#include <stdlib.h>
+#include <stdio.h>
+
+numeric_error::numeric_error(int e) :
+	err(e),
+	buf(NULL)
+{
+}
+
+numeric_error::~numeric_error() throw()
+{
+	free(buf);
+}
+
+const char *
+numeric_error::what() const throw()
+{
+	if (!buf) {
+		if (asprintf(&buf, "%d", err) < 1) {
+			throw std::bad_alloc();
+		}
+	}
+	return buf;
+}
+