- made nops() return unsigned instead of int

[ginac.git] / ginac / fail.cpp

diff --git a/ginac/fail.cpp b/ginac/fail.cpp
index c9d0e392dc34b1d466440bbad00b343dab16fc31..395b1189c6a981e58b7e77d6429d9f7906e6c949 100644 (file)
--- a/ginac/fail.cpp
+++ b/ginac/fail.cpp
@@ -1,9 +1,10 @@
 /** @file fail.cpp
  *
  *  Implementation of class signaling failure of operation. Considered
- *  obsolete all this stuff ought to be replaced by exceptions.
- *
- *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *  obsolete all this stuff ought to be replaced by exceptions. */
+
+/*
+ *  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
@@ -20,7 +21,12 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include "ginac.h"
+#include "fail.h"
+#include "debugmsg.h"
+
+#ifndef NO_GINAC_NAMESPACE
+namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
 
 //////////
 // default constructor, destructor, copy constructor assignment operator and helpers
@@ -28,7 +34,7 @@
 
 // public
 
-fail::fail() : basic(TINFO_FAIL)
+fail::fail() : basic(TINFO_fail)
 {
     debugmsg("fail default constructor",LOGLEVEL_CONSTRUCT);
 }
@@ -86,6 +92,18 @@ basic * fail::duplicate() const
     return new fail(*this);
 }
 
+void fail::print(ostream & os, unsigned upper_precedence) const
+{
+    debugmsg("fail print",LOGLEVEL_PRINT);
+    os << "FAIL";
+}
+
+void fail::printraw(ostream & os) const
+{
+    debugmsg("fail printraw",LOGLEVEL_PRINT);
+    os << "FAIL";
+}
+
 // protected
 
 int fail::compare_same_type(basic const & other) const
@@ -119,3 +137,6 @@ int fail::compare_same_type(basic const & other) const
 const fail some_fail;
 type_info const & typeid_fail=typeid(some_fail);
 
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE