Mercurial > octave-nkf
view libinterp/corefcn/pager.h @ 20616:fd0efcdb3718
use new string_value method to handle value extraction errors
* dirfns.cc, file-io.cc, gammainc.cc, help.cc, load-path.cc,
octave-link.cc, qz.cc, regexp.cc, strfns.cc, syscalls.cc, time.cc,
variables.cc: Use new string_value method.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 08 Oct 2015 19:00:51 -0400 |
parents | 4197fc428c7d |
children |
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/* Copyright (C) 1993-2015 John W. Eaton This file is part of Octave. Octave 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 3 of the License, or (at your option) any later version. Octave 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 Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if !defined (octave_pager_h) #define octave_pager_h 1 #include <iosfwd> #include <sstream> #include <string> #include <sys/types.h> class OCTINTERP_API octave_pager_buf : public std::stringbuf { public: octave_pager_buf (void) : std::stringbuf (), diary_skip (0) { } void flush_current_contents_to_diary (void); void set_diary_skip (void); protected: int sync (void); private: size_t diary_skip; }; class OCTINTERP_API octave_pager_stream : public std::ostream { protected: octave_pager_stream (void); public: ~octave_pager_stream (void); static void flush_current_contents_to_diary (void); static void set_diary_skip (void); static std::ostream& stream (void); static void reset (void); private: void do_flush_current_contents_to_diary (void); void do_set_diary_skip (void); void do_reset (void); static octave_pager_stream *instance; static bool instance_ok (void); static void cleanup_instance (void) { delete instance; instance = 0; } octave_pager_buf *pb; // No copying! octave_pager_stream (const octave_pager_stream&); octave_pager_stream& operator = (const octave_pager_stream&); }; class OCTINTERP_API octave_diary_buf : public std::stringbuf { public: octave_diary_buf (void) : std::stringbuf () { } protected: int sync (void); }; class OCTINTERP_API octave_diary_stream : public std::ostream { protected: octave_diary_stream (void); public: ~octave_diary_stream (void); static std::ostream& stream (void); static void reset (void); private: void do_reset (void); static octave_diary_stream *instance; static bool instance_ok (void); static void cleanup_instance (void) { delete instance; instance = 0; } octave_diary_buf *db; // No copying! octave_diary_stream (const octave_diary_stream&); octave_diary_stream& operator = (const octave_diary_stream&); }; #define octave_stdout (octave_pager_stream::stream ()) #define octave_diary (octave_diary_stream::stream ()) extern OCTINTERP_API void flush_octave_stdout (void); #endif