Added a nice, generic exception class. It really helps out a lot. I dunno if

it's better to create a new subclass of it for each situation, but it is cool...

2 files changed, 66 insertions, 0 deletions

diff --git a/src/exception.cpp b/src/exception.cpp
new file mode 100644
index 0000000..11f04a9
--- /dev/null
+++ b/src/exception.cpp
@@ -0,0 +1,44 @@
+#include "exception.h"
+#include <stdarg.h>
+
+Exception::Exception( const char *lpFormat, ... ) throw() :
+        nErrorCode( 0 )
+{
+        va_list ap;
+        int nSize;
+
+        va_start(ap, lpFormat);
+        nSize = vsnprintf( NULL, 0, lpFormat, ap );
+        sWhat = new char[nSize+1];
+        vsnprintf( sWhat, nSize+1, lpFormat, ap );
+        va_end(ap);
+}
+
+Exception::Exception( int nCode, const char *lpFormat, ... ) throw() :
+        nErrorCode( nCode )
+{
+        va_list ap;
+        int nSize;
+
+        va_start(ap, lpFormat);
+        nSize = vsnprintf( NULL, 0, lpFormat, ap );
+        sWhat = new char[nSize+1];
+        vsnprintf( sWhat, nSize+1, lpFormat, ap );
+        va_end(ap);
+}
+
+Exception::~Exception() throw()
+{
+        delete[] sWhat;
+}
+
+const char *Exception::what() const throw()
+{
+        return sWhat;
+}
+
+int Exception::getErrorCode()
+{
+        return nErrorCode;
+}
+
diff --git a/src/exception.h b/src/exception.h
new file mode 100644
index 0000000..be876d7
--- /dev/null
+++ b/src/exception.h
@@ -0,0 +1,22 @@
+#ifndef EXCEPTION_H
+#define EXCEPTION_H
+
+#include <string>
+#include <exception>
+
+class Exception : public std::exception
+{
+public:
+        Exception( const char *sFormat, ... ) throw();
+        Exception( int nCode, const char *sFormat, ... ) throw();
+        virtual ~Exception() throw();
+
+        virtual const char *what() const throw();
+        int getErrorCode();
+
+private:
+        char *sWhat;
+        int nErrorCode;
+};
+
+#endif