Mercurial > octave
view libinterp/corefcn/ls-oct-text.h @ 23433:c9fab0bc983e
maint: Use convention 'int& x' for naming references.
* ButtonGroup.cc, Canvas.cc, Canvas.h, annotation-dialog.cc,
annotation-dialog.h, dialog.h, documentation-dock-widget.cc,
files-dock-widget.cc, files-dock-widget.h, find-files-dialog.cc,
find-files-dialog.h, find-files-model.cc, find-files-model.h,
history-dock-widget.cc, history-dock-widget.h, file-editor-tab.cc,
file-editor-tab.h, file-editor.cc, file-editor.h, main-window.cc,
main-window.h, octave-qt-link.h, parser.cc, parser.h, webinfo.cc, webinfo.h,
settings-dialog.cc, bsxfun.cc, call-stack.cc, call-stack.h, fft.cc, fft2.cc,
fftn.cc, gl-render.cc, graphics.cc, graphics.in.h, input.cc, load-save.cc,
ls-hdf5.cc, ls-hdf5.h, octave-link.h, pr-output.cc, regexp.cc, sparse-xdiv.cc,
sparse-xdiv.h, symtab.cc, xdiv.cc, xdiv.h, zfstream.h, __eigs__.cc,
__ode15__.cc, ov-base.h, ov-builtin.cc, ov-cx-sparse.h, ov-fcn-handle.cc,
ov-fcn-handle.h, ov.cc, ov.h, jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h,
pt-jit.cc, pt-jit.h, CMatrix.cc, CMatrix.h, CSparse.cc, CSparse.h,
MatrixType.cc, MatrixType.h, dDiagMatrix.cc, dMatrix.cc, dMatrix.h, dSparse.cc,
dSparse.h, fCMatrix.cc, fCMatrix.h, fDiagMatrix.cc, fMatrix.cc, fMatrix.h,
eigs-base.cc, oct-fftw.cc, oct-rand.h, sparse-dmsolve.cc, kpse.cc, lo-regexp.h:
Use convention 'int& x' for naming references.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 24 Apr 2017 17:20:37 -0700 |
parents | 092078913d54 |
children | 53f5f8231c37 |
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/* Copyright (C) 2003-2017 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_ls_oct_text_h) #define octave_ls_oct_text_h 1 #include "octave-config.h" #include <cfloat> #include <sstream> #include <string> #include "str-vec.h" #include "ls-ascii-helper.h" // Flag for cell elements #define CELL_ELT_TAG "<cell-element>" // Used when converting Inf to something that gnuplot can read. #if ! defined (OCT_RBV) # define OCT_RBV (std::numeric_limits<double>::max () / 100.0) #endif extern OCTINTERP_API std::string extract_keyword (std::istream& is, const char *keyword, const bool next_only = false); extern OCTINTERP_API std::string read_text_data (std::istream& is, const std::string& filename, bool& global, octave_value& tc, octave_idx_type count); extern OCTINTERP_API bool save_text_data (std::ostream& os, const octave_value& val_arg, const std::string& name, bool mark_as_global, int precision); extern OCTINTERP_API bool save_text_data_for_plotting (std::ostream& os, const octave_value& t, const std::string& name); extern OCTINTERP_API bool save_three_d (std::ostream& os, const octave_value& t, bool parametric = false); // Match KEYWORD on stream IS, placing the associated value in VALUE, // returning TRUE if successful and FALSE otherwise. // // Input should look something like: // // [%#][ \t]*keyword[ \t]*int-value.*\n template <typename T> bool extract_keyword (std::istream& is, const char *keyword, T& value, const bool next_only = false) { bool status = false; value = T (); char c; while (is.get (c)) { if (c == '%' || c == '#') { std::ostringstream buf; while (is.get (c) && (c == ' ' || c == '\t' || c == '%' || c == '#')) ; // Skip whitespace and comment characters. if (isalpha (c)) buf << c; while (is.get (c) && isalpha (c)) buf << c; std::string tmp = buf.str (); bool match = (tmp.substr (0, strlen (keyword)) == keyword); if (match) { while (is.get (c) && (c == ' ' || c == '\t' || c == ':')) ; // Skip whitespace and the colon. is.putback (c); if (c != '\n' && c != '\r') is >> value; if (is) status = true; skip_until_newline (is, false); break; } else if (next_only) break; } } return status; } template <typename T> bool extract_keyword (std::istream& is, const std::string& kw, T& value, const bool next_only = false) { return extract_keyword (is, kw.c_str (), value, next_only); } // Match one of the elements in KEYWORDS on stream IS, placing the // matched keyword in KW and the associated value in VALUE, // returning TRUE if successful and FALSE otherwise. // // Input should look something like: // // [%#][ \t]*keyword[ \t]*int-value.*\n template <typename T> bool extract_keyword (std::istream& is, const string_vector& keywords, std::string& kw, T& value, const bool next_only = false) { bool status = false; kw = ""; value = 0; char c; while (is.get (c)) { if (c == '%' || c == '#') { std::ostringstream buf; while (is.get (c) && (c == ' ' || c == '\t' || c == '%' || c == '#')) ; // Skip whitespace and comment characters. if (isalpha (c)) buf << c; while (is.get (c) && isalpha (c)) buf << c; std::string tmp = buf.str (); for (int i = 0; i < keywords.numel (); i++) { int match = (tmp == keywords[i]); if (match) { kw = keywords[i]; while (is.get (c) && (c == ' ' || c == '\t' || c == ':')) ; // Skip whitespace and the colon. is.putback (c); if (c != '\n' && c != '\r') is >> value; if (is) status = true; skip_until_newline (is, false); return status; } } if (next_only) break; } } return status; } #endif