diff options
Diffstat (limited to 'src/printer/printer.h')
| -rw-r--r-- | src/printer/printer.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/printer/printer.h b/src/printer/printer.h index 7294ab231..9bcbba3b0 100644 --- a/src/printer/printer.h +++ b/src/printer/printer.h @@ -32,11 +32,19 @@ class Printer { static Printer* d_printers[language::output::LANG_MAX]; /** Make a Printer for a given OutputLanguage */ - static Printer* makePrinter(OutputLanguage lang); + static Printer* makePrinter(OutputLanguage lang) throw(); + + // disallow copy, assignment + Printer(const Printer&) CVC4_UNUSED; + Printer& operator=(const Printer&) CVC4_UNUSED; + +protected: + // derived classes can construct, but no one else. + Printer() throw() {} public: /** Get the Printer for a given OutputLanguage */ - static Printer* getPrinter(OutputLanguage lang) { + static Printer* getPrinter(OutputLanguage lang) throw() { if(d_printers[lang] == NULL) { d_printers[lang] = makePrinter(lang); } @@ -45,11 +53,15 @@ public: /** Write a Node out to a stream with this Printer. */ virtual void toStream(std::ostream& out, TNode n, - int toDepth, bool types) const = 0; + int toDepth, bool types) const throw() = 0; /** Write a Command out to a stream with this Printer. */ virtual void toStream(std::ostream& out, const Command* c, - int toDepth, bool types) const = 0; + int toDepth, bool types) const throw() = 0; + + /** Write a CommandStatus out to a stream with this Printer. */ + virtual void toStream(std::ostream& out, const CommandStatus* s) const throw() = 0; + };/* class Printer */ }/* CVC4 namespace */ |