Mercurial > octave
view libinterp/corefcn/oct-stdstrm.h @ 27800:5a6a19a4e3da
doc: Use Texinfo non-sentence ending periods in citations.
* geometry.txi, quadcc.cc, rand.cc, sqrtm.cc, symrcm.cc, integral2.m,
integral3.m, quad2d.m, quadgk.m, quadl.m, cubehelix.m, commutation_matrix.m,
condest.m, duplication_matrix.m, normest1.m, qmr.m, cosint.m, gammainc.m,
gammaincinv.m, invhilb.m:
Use Texinfo non-sentence ending periods in citations.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 10 Dec 2019 15:17:01 -0800 |
parents | 92ba3434f0b0 |
children | b442ec6dda5c |
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/* Copyright (C) 1996-2019 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 <https://www.gnu.org/licenses/>. */ #if ! defined (octave_oct_stdstrm_h) #define octave_oct_stdstrm_h 1 #include "octave-config.h" #include <iomanip> #include "oct-stream.h" #include "c-file-ptr-stream.h" template <typename BUF_T, typename STREAM_T, typename FILE_T> class octave_tstdiostream : public octave::base_stream { public: octave_tstdiostream (const std::string& n, FILE_T f = 0, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", typename BUF_T::close_fcn cf = BUF_T::file_close) : octave::base_stream (m, ff, encoding), m_name (n), m_mode (m), m_stream (f ? new STREAM_T (f, cf) : nullptr), fnum (fid) { } // No copying! octave_tstdiostream (const octave_tstdiostream&) = delete; octave_tstdiostream& operator = (const octave_tstdiostream&) = delete; // Position a stream at OFFSET relative to ORIGIN. int seek (off_t offset, int origin) { return m_stream ? m_stream->seek (offset, origin) : -1; } // Return current stream position. off_t tell (void) { return m_stream ? m_stream->tell () : -1; } // Return nonzero if EOF has been reached on this stream. bool eof (void) const { return m_stream ? m_stream->eof () : true; } // The name of the file. std::string name (void) const { return m_name; } std::istream * input_stream (void) { return (m_mode & std::ios::in) ? m_stream : nullptr; } std::ostream * output_stream (void) { return (m_mode & std::ios::out) ? m_stream : nullptr; } // FIXME: should not have to cast away const here. BUF_T * rdbuf (void) const { return m_stream ? (const_cast<STREAM_T *> (m_stream))->rdbuf () : nullptr; } int file_number (void) const { return fnum; } bool bad (void) const { return m_stream ? m_stream->bad () : true; } void clear (void) { if (m_stream) m_stream->clear (); } void do_close (void) { if (m_stream) m_stream->stream_close (); } protected: std::string m_name; std::ios::openmode m_mode; STREAM_T *m_stream; // The file number associated with this file. int fnum; ~octave_tstdiostream (void) { delete m_stream; } }; class octave_stdiostream : public octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> { public: octave_stdiostream (const std::string& n, FILE *f = nullptr, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) : octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> (n, f, f ? fileno (f) : -1, m, ff, encoding, cf) { } static octave::stream create (const std::string& n, FILE *f = nullptr, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) { return octave::stream (new octave_stdiostream (n, f, m, ff, encoding, cf)); } // No copying! octave_stdiostream (const octave_stdiostream&) = delete; octave_stdiostream& operator = (const octave_stdiostream&) = delete; protected: ~octave_stdiostream (void) = default; }; #if defined (HAVE_ZLIB) class octave_zstdiostream : public octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> { public: octave_zstdiostream (const std::string& n, gzFile f = nullptr, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_zfile_ptr_buf::close_fcn cf = c_zfile_ptr_buf::file_close) : octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> (n, f, fid, m, ff, encoding, cf) { } static octave::stream create (const std::string& n, gzFile f = nullptr, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_zfile_ptr_buf::close_fcn cf = c_zfile_ptr_buf::file_close) { return octave::stream (new octave_zstdiostream (n, f, fid, m, ff, encoding, cf)); } // No copying! octave_zstdiostream (const octave_zstdiostream&) = delete; octave_zstdiostream& operator = (const octave_zstdiostream&) = delete; protected: ~octave_zstdiostream (void) = default; }; #endif #endif