Mercurial > jwe > octave
view liboctave/system/file-ops.h @ 21017:93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
* Backend.cc, comment-list.h, debug.cc, defaults.in.h, dynamic-ld.h, error.cc,
graphics.cc, graphics.in.h, help.cc, hook-fcn.h, load-path.cc, load-path.h,
ls-ascii-helper.cc, ls-mat-ascii.cc, ls-mat5.cc, ls-mat5.h, ls-oct-text.cc,
oct-iostrm.h, oct-lvalue.h, oct-stream.cc, oct-stream.h, oct-strstrm.h,
regexp.cc, schur.cc, sqrtm.cc, strfns.cc, symtab.cc, symtab.h, sysdep.cc,
toplev.cc, urlwrite.cc, variables.cc, variables.h, ov-builtin.h, ov-cell.cc,
ov-class.cc, ov-classdef.cc, ov-classdef.h, ov-dld-fcn.h, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-fcn-inline.h, ov-fcn.h, ov-lazy-idx.cc, ov-mex-fcn.h,
ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.h,
ovl.h, octave.cc, lex.h, parse.h, pt-classdef.h, pt-exp.cc, pt-pr-code.h,
token.h, version.cc, version.in.h, oct-rand.h, dir-ops.h, file-ops.cc,
file-ops.h, file-stat.h, oct-env.cc, oct-group.cc, oct-passwd.cc,
oct-syscalls.cc, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, kpse.cc,
lo-array-gripes.h, pathsearch.cc, pathsearch.h, str-vec.h, url-transfer.h:
Replace emtpy 'std::string ()' calls with "".
author | Rik <rik@octave.org> |
---|---|
date | Wed, 30 Dec 2015 12:33:33 -0800 |
parents | f7084eae3318 |
children | 1473547f50f5 |
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/* Copyright (C) 1996-2015 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_file_ops_h) #define octave_file_ops_h 1 #include <string> #include <sys/types.h> #include "str-vec.h" struct OCTAVE_API file_ops { public: // Use a singleton class for dir_sep data members instead of just // making them static members of the dir_path class so that we can // ensure proper initialization. file_ops (char dir_sep_char_arg = 0, const std::string& dir_sep_str_arg = std::string ("/"), const std::string& dir_sep_chars_arg = std::string ("/")) : xdir_sep_char (dir_sep_char_arg), xdir_sep_str (dir_sep_str_arg), xdir_sep_chars (dir_sep_chars_arg) { } typedef std::string (*tilde_expansion_hook) (const std::string&); static tilde_expansion_hook tilde_expansion_preexpansion_hook; static tilde_expansion_hook tilde_expansion_failure_hook; static string_vector tilde_additional_prefixes; static string_vector tilde_additional_suffixes; static char dir_sep_char (void) { return instance_ok () ? instance->xdir_sep_char : 0; } static std::string dir_sep_str (void) { return instance_ok () ? instance->xdir_sep_str : ""; } static std::string dir_sep_chars (void) { return instance_ok () ? instance->xdir_sep_chars : ""; } static bool is_dir_sep (char c) { std::string tmp = dir_sep_chars (); return tmp.find (c) != std::string::npos; } static std::string tilde_expand (const std::string&); static string_vector tilde_expand (const string_vector&); static std::string concat (const std::string&, const std::string&); // Return the tail member of a filename. static std::string tail (const std::string& path) { size_t ipos = path.find_last_of (dir_sep_chars ()); if (ipos != std::string::npos) ipos++; else ipos = 0; return path.substr (ipos); } // convert path from UNIX type separators to whatever is the system separators static std::string native_separator_path (const std::string& path); private: static file_ops *instance; static void cleanup_instance (void) { delete instance; instance = 0; } // No copying! file_ops (const file_ops&); file_ops& operator = (const file_ops&); static bool instance_ok (void); char xdir_sep_char; std::string xdir_sep_str; std::string xdir_sep_chars; }; // We don't have these in the file_ops class with their simple names // (i.e., mkdir instead of octave_mdir) because function names in // standard headers may be #defined. extern OCTAVE_API int octave_mkdir (const std::string& nm, mode_t md); extern OCTAVE_API int octave_mkdir (const std::string& nm, mode_t md, std::string& msg); extern OCTAVE_API int octave_mkfifo (const std::string& nm, mode_t md); extern OCTAVE_API int octave_mkfifo (const std::string& nm, mode_t md, std::string& msg); extern OCTAVE_API int octave_link (const std::string&, const std::string&); extern OCTAVE_API int octave_link (const std::string&, const std::string&, std::string&); extern OCTAVE_API int octave_symlink (const std::string&, const std::string&); extern OCTAVE_API int octave_symlink (const std::string&, const std::string&, std::string&); extern OCTAVE_API int octave_readlink (const std::string&, std::string&); extern OCTAVE_API int octave_readlink (const std::string&, std::string&, std::string&); extern OCTAVE_API int octave_rename (const std::string&, const std::string&); extern OCTAVE_API int octave_rename (const std::string&, const std::string&, std::string&); extern OCTAVE_API int octave_rmdir (const std::string&); extern OCTAVE_API int octave_rmdir (const std::string&, std::string&); extern OCTAVE_API int octave_recursive_rmdir (const std::string&); extern OCTAVE_API int octave_recursive_rmdir (const std::string&, std::string&); extern OCTAVE_API int octave_umask (mode_t); extern OCTAVE_API int octave_unlink (const std::string&); extern OCTAVE_API int octave_unlink (const std::string&, std::string&); extern OCTAVE_API std::string octave_tempnam (const std::string&, const std::string&); extern OCTAVE_API std::string octave_tempnam (const std::string&, const std::string&, std::string&); extern OCTAVE_API std::string octave_canonicalize_file_name (const std::string&); extern OCTAVE_API std::string octave_canonicalize_file_name (const std::string&, std::string&); #endif