From 4c22006b8012bafccf955c0d077971e67107ac35 Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Tue, 12 Dec 2006 12:59:26 +0000
Subject: a few exception-handling convenience definitions

---
diff --git a/include/konforka/exception.h b/include/konforka/exception.h
index 5e0bf96..dbfe27c 100644
--- a/include/konforka/exception.h
+++ b/include/konforka/exception.h
@@ -26,6 +26,37 @@
 #define NOCODEPOINT "no information"
 
 /**
+ * @def KONFORKA_RETHROW
+ * the convenience definition for seeing the exception and rethrowing it further.
+ */
+#define KONFORKA_RETHROW catch(konforka::exception& e) { e.see(CODEPOINT); throw; }
+
+/**
+ * @def KONFORKA_E_ARGS
+ * the convenience definition for naming codepoint parameters
+ */
+#define KONFORKA_E_PARS const string& fi,const string& fu,int l,const string& w
+
+/**
+ * @def KONFORKA_E_CONS
+ * the convenience definition for passing parameters to constructor
+ */
+#define KONFORKA_E_CONS fi,fu,l,w
+
+/**
+ * @def KONFORKA_E_SUBCLASS
+ * the convenience definition for subclassing konforka exceptions
+ * @param base base class
+ * @param derived derived class
+ */
+#define KONFORKA_E_SUBCLASS(derived,base) \
+    class derived : public base { \
+	public: \
+		explicit derived(KONFORKA_E_PARS) \
+	        : base(KONFORKA_E_CONS) { } \
+    }
+
+/**
  * @brief The main konforka namespace.
  */
 namespace konforka {
--
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