- changed all instances of "foo const &/*" to "const foo &/*"

[ginac.git] / ginac / fail.h

diff --git a/ginac/fail.h b/ginac/fail.h
index 1ff994853049ce05e012e24919aaa864623a081d..efcb4eb9a2a0ae7a69c2092071301f3a28300610 100644 (file)
--- a/ginac/fail.h
+++ b/ginac/fail.h
@@ -3,27 +3,45 @@
  *  Interface to class signaling failure of operation. Considered obsolete all
  *  this stuff ought to be replaced by exceptions. */
 
-#ifndef _FAIL_H_
-#define _FAIL_H_
+/*
+ *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *
+ *  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
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __GINAC_FAIL_H__
+#define __GINAC_FAIL_H__
 
-class fail;
+#include <ginac/basic.h>
 
-#include "basic.h"
-#include "flags.h"
+#ifndef NO_GINAC_NAMESPACE
+namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
 
 class fail : public basic
 {
-
-// member functions
+    GINAC_DECLARE_REGISTERED_CLASS(fail, basic)
 
     // default constructor, destructor, copy constructor assignment operator and helpers
 public:
     fail();
     ~fail();
-    fail(fail const & other);
-    fail const & operator=(fail const & other);
+    fail(const fail & other);
+    const fail & operator=(const fail & other);
 protected:
-    void copy(fail const & other);
+    void copy(const fail & other);
     void destroy(bool call_parent);
 
     // other constructors
@@ -32,10 +50,10 @@ protected:
     // functions overriding virtual functions from bases classes
 public:
     basic * duplicate() const;
-    void printraw(ostream & os) const;
     void print(ostream & os, unsigned upper_precedence=0) const;
+    void printraw(ostream & os) const;
 protected:
-    int compare_same_type(basic const & other) const;
+    int compare_same_type(const basic & other) const;
     unsigned return_type(void) const { return return_types::noncommutative_composite; };
     
     // new virtual functions which can be overridden by derived classes
@@ -51,8 +69,10 @@ protected:
 // global constants
 
 extern const fail some_fail;
-extern type_info const & typeid_fail;
-
-#endif // ndef _FAIL_H_
+extern const type_info & typeid_fail;
 
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE
 
+#endif // ndef __GINAC_FAIL_H__