X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fcore%2Ferror.h;h=d030c41c12937e1a3846ce819c445cd2b953e308;hp=a8ad2939daa72bb5021719fa1da126a0b151efba;hb=d61b4678e4e4a2a3661a2472dc7349cc9fd5eaad;hpb=fe77fc6b869a71bf94d501a0762579f4ddbc5094

diff --git a/source/core/error.h b/source/core/error.h
index a8ad293..d030c41 100644
--- a/source/core/error.h
+++ b/source/core/error.h
@@ -1,16 +1,66 @@
-/*
+/* $Id$
+
 This file is part of libmspcore
-Copyright © 2006 Mikko Rasa, Mikkosoft Productions
+Copyright © 2006-2007 Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
-#ifndef MSP_FRAMEWORK_ERRORS_H_
-#define MSP_FRAMEWORK_ERRORS_H_
+#ifndef MSP_CORE_ERROR_H_
+#define MSP_CORE_ERROR_H_
 
-#include <msp/error.h>
+#include <exception>
+#include <string>
+#include "../debug/backtrace.h"
 
 namespace Msp {
 
-class UsageError: public Msp::Exception
+/**
+Base class for all Msp exceptions.
+*/
+class Exception: public std::exception
+{
+public:
+	Exception(const std::string &);
+	~Exception() throw() { }
+
+	const char *what() const throw() { return w.c_str(); }
+	const Debug::Backtrace &get_backtrace() const throw() { return bt; }
+private:
+	std::string w;
+	Debug::Backtrace bt;
+
+};
+
+/**
+Thrown when a function parameter has an invalid value.
+*/
+class InvalidParameterValue: public Exception
+{
+public:
+	InvalidParameterValue(const std::string &w_): Exception(w_) { }
+};
+
+/**
+Thrown when a lookup from a map fails.
+*/
+class KeyError: public Exception
+{
+public:
+	KeyError(const std::string &w_): Exception(w_) { }
+};
+
+/**
+Thrown when the current object state doesn't allow the requested action.
+*/
+class InvalidState: public Exception
+{
+public:
+	InvalidState(const std::string &w_): Exception(w_) { }
+};
+
+/**
+Thrown when the application is invoked with wrong parameters.
+*/
+class UsageError: public Exception
 {
 public:
 	UsageError(const std::string &r, bool b=true): Exception(r), brief(b) { }
@@ -19,6 +69,20 @@ private:
 	bool brief;
 };
 
+/**
+Thrown when a system call fails.
+*/
+class SystemError: public Exception
+{
+public:
+	SystemError(const std::string &, int);
+	int get_error_code() const { return err; }
+private:
+	int err;
+
+	static std::string build_what(const std::string &, int);
+};
+
 } // namespace Msp
 
 #endif