Mercurial > octave
view libinterp/corefcn/ls-oct-text.h @ 21662:5b9868c2e212
maint: Octave coding convention cleanups.
* Figure.cc, QtHandlesUtils.cc, files-dock-widget.cc, find-files-dialog.cc,
debug.cc, ls-hdf5.h, oct-fstrm.h, oct-iostrm.h, oct-stdstrm.h, oct-stream.h,
pr-output.cc, sysdep.cc, zfstream.h, pt-cbinop.cc, f77-fcn.h, DASPK.cc,
DASSL.cc, cmd-hist.cc, glob-match.h:
Cuddle angle bracket '<' next to C++ cast operator.
Space between variable reference and variable name (int& a).
Space between bitwise operators and their operands (A & B).
Create typedef tree_expression_ptr_t to avoid "tree_expression *&a"
which is unclear.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 02 May 2016 11:13:50 -0700 |
parents | 1473547f50f5 |
children | aba2e6293dd8 |
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/* Copyright (C) 2003-2015 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_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. #ifndef 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