From 707acef9b3b83a1ecf945a40e14d83cce947b766 Mon Sep 17 00:00:00 2001
From: Robin Haberkorn <robin.haberkorn@googlemail.com>
Date: Mon, 3 Jun 2013 12:20:52 +0200
Subject: added State::StdError class for constructing errors from
 std::exception objects

---
 src/main.cpp   |  2 +-
 src/parser.cpp | 12 +++++++-----
 src/parser.h   | 11 +++++++++++
 3 files changed, 19 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/main.cpp b/src/main.cpp
index 974aed2..01e2594 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -24,7 +24,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <signal.h>
-#include <stdexcept>
+#include <new>
 
 #include <glib.h>
 #include <glib/gprintf.h>
diff --git a/src/parser.cpp b/src/parser.cpp
index aed9348..0347146 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -21,7 +21,7 @@
 
 #include <stdarg.h>
 #include <string.h>
-#include <stdexcept>
+#include <exception>
 
 #include <glib.h>
 #include <glib/gprintf.h>
@@ -88,15 +88,17 @@ Execute::step(const gchar *macro, gint stop_pos)
 #endif
 
 		try {
-			/* convert bad_alloc exceptions */
+			/*
+			 * convert bad_alloc and other C++ standard
+			 * library exceptions
+			 */
 			try {
 				if (interface.is_interrupted())
 					throw State::Error("Interrupted");
 
 				State::input(macro[macro_pc]);
-			} catch (std::bad_alloc &alloc) {
-				throw State::Error("bad_alloc: %s",
-						   alloc.what());
+			} catch (std::exception &error) {
+				throw State::StdError(error);
 			}
 		} catch (State::Error &error) {
 			error.pos = macro_pc;
diff --git a/src/parser.h b/src/parser.h
index 8e73d64..f29ea38 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -18,6 +18,9 @@
 #ifndef __PARSER_H
 #define __PARSER_H
 
+#include <exception>
+#include <typeinfo>
+
 #include <glib.h>
 #include <glib/gprintf.h>
 
@@ -156,6 +159,14 @@ public:
 		void display_full(void);
 	};
 
+	class StdError : public Error {
+	public:
+		StdError(const gchar *type, const std::exception &error)
+			: Error("%s: %s", type, error.what()) {}
+		StdError(const std::exception &error)
+			: Error("%s: %s", typeid(error).name(), error.what()) {}
+	};
+
 	class GError : public Error {
 	public:
 		GError(const ::GError *gerror)
-- 
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