Imported Debian version 2.1.46debian/2.1.46

1 files changed, 102 insertions, 0 deletions

diff --git a/update-menus/exceptions.h b/update-menus/exceptions.h
new file mode 100644
index 0000000..f4c818d
--- /dev/null
+++ b/update-menus/exceptions.h
@@ -0,0 +1,102 @@
+/*
+ * Debian menu system -- update-menus and install-menu
+ * update-menus/exceptions.h
+ *
+ * Copyright (C) 1996-2003  Joost Witteveen, 
+ * Copyright (C) 2002-2004  Bill Allombert and Morten Brix Pedersen.
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License with
+ * the Debian GNU/Linux distribution in file /usr/share/common-licenses/GPL;
+ * if not, write to the Free Software Foundation, Inc., 59 Temple Place,
+ * Suite 330, Boston, MA  02111-1307  USA
+ *
+ *
+ * Written by Joost Witteveen.
+ */
+
+#ifndef EXCEPTIONS_H
+#define EXCEPTIONS_H
+
+#include <string>
+#include <iostream>
+#include "common.h"
+#include "compose.hpp"
+
+namespace exceptions {
+  /** Base class for general exceptions */
+  class genexcept {
+  public:
+    virtual void report() {
+      std::cerr << message() << std::endl;
+    }
+    virtual std::string message() const {
+      return _("Unknown error.");
+    }
+    virtual ~genexcept() { }
+  };
+
+  /** Base exception class for classes returning string error messages */
+  class except_string : public genexcept {
+  protected:
+    std::string msg;
+  public:
+    except_string(std::string s) : msg(s) { }
+    std::string message() const {
+      return String::compose(_("Unknown error, message=%1"), msg);
+    }
+  };
+
+  /** Exception class to be thrown when a file fails to open */
+  class ferror_open : public except_string {
+  public:
+    ferror_open(std::string s):except_string(s) { }
+    std::string message() const {
+      return String::compose(_("Unable to open file \"%1\"."), msg);
+    }
+  };
+
+  /** Exception class to be thrown when opening a pipe for reading */
+  class pipeerror_read : public except_string {
+  public:
+    pipeerror_read(std::string s) : except_string(s) { }
+    std::string message() {
+      return String::compose(_("Failed to pipe data through \"%1\" (pipe opened for reading)."), msg);
+    }
+  };
+
+  /** Exception class to be thrown when a fatal error occured */
+  class informed_fatal : public genexcept { 
+  public:
+    std::string message() const { return ""; }
+  };
+
+  /** Exception to be thrown when a required tag is missing */
+  class missing_tag : public except_string {
+    std::string file;
+  public:
+    missing_tag(std::string f, std::string s) : except_string(s), file(f) { }
+    std::string message() {
+      return String::compose(_("%1: missing required tag: \"%2\""), file, msg);
+    }
+  };
+
+  /** Exception to be thrown when package isn't installed. */
+  class cond_inst_false : public genexcept { };
+
+  /** Exception to be thrown when opening a directory failed */
+  class dir_error_read : public genexcept { };
+
+}
+
+
+#endif /* EXCEPTIONS_H */