Mercurial > octave
annotate liboctave/system/file-ops.cc @ 21881:aea1bf9493c0
* file-ops.h, file-ops.cc (file_ops::file_ops): Now protected.
New arg to specify device separator character.
(file_ops::m_dev_sep_char): New data member.
(file_ops::dev_sep_char, file_ops::is_dev_sep): New functions.
author | John W. Eaton <jwe@octave.org> |
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date | Sun, 12 Jun 2016 11:15:28 -0400 |
parents | 25493c55d976 |
children | 0806871e3e1e |
rev | line source |
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1765 | 1 /* |
2 | |
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3 Copyright (C) 1996-2015 John W. Eaton |
1765 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
1765 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
1765 | 20 |
21 */ | |
22 | |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
1765 | 25 #endif |
26 | |
27 #include <cerrno> | |
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28 #include <cstdio> |
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29 #include <cstdlib> |
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30 #include <cstring> |
1765 | 31 |
3503 | 32 #include <iostream> |
4726 | 33 #include <vector> |
3040 | 34 |
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35 #include <sys/stat.h> |
2926 | 36 |
10279 | 37 #include "pathmax.h" |
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38 #include "canonicalize.h" |
1765 | 39 |
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40 extern "C" { |
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41 #include <tempname.h> |
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42 } |
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43 |
5476 | 44 #include "dir-ops.h" |
1765 | 45 #include "file-ops.h" |
5476 | 46 #include "file-stat.h" |
2926 | 47 #include "oct-env.h" |
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48 #include "oct-locbuf.h" |
2934 | 49 #include "oct-passwd.h" |
3710 | 50 #include "pathlen.h" |
5476 | 51 #include "quit.h" |
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52 #include "singleton-cleanup.h" |
2926 | 53 #include "str-vec.h" |
1765 | 54 |
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55 #if (defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) && ! defined (OCTAVE_HAVE_POSIX_FILESYSTEM)) |
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56 # include <algorithm> |
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57 #endif |
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58 |
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59 namespace octave |
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60 { |
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61 namespace sys |
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62 { |
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63 file_ops *octave::sys::file_ops::instance = 0; |
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64 |
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65 bool |
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66 octave::sys::file_ops::instance_ok (void) |
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67 { |
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68 bool retval = true; |
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69 |
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70 if (! instance) |
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71 { |
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72 #if (defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) && ! defined (OCTAVE_HAVE_POSIX_FILESYSTEM)) |
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73 char system_dev_sep_char = ':'; |
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74 char system_dir_sep_char = '\\'; |
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75 std::string system_dir_sep_str = "\\"; |
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76 #else |
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77 char system_dev_sep_char = 0; |
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78 char system_dir_sep_char = '/'; |
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79 std::string system_dir_sep_str = "/"; |
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80 #endif |
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81 #if defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) |
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82 std::string system_dir_sep_chars = "/\\"; |
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83 #else |
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84 std::string system_dir_sep_chars = system_dir_sep_str; |
5138 | 85 #endif |
86 | |
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87 instance = new file_ops (system_dev_sep_char, system_dir_sep_char, |
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88 system_dir_sep_str, system_dir_sep_chars); |
6271 | 89 |
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90 if (instance) |
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91 singleton_cleanup_list::add (cleanup_instance); |
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92 } |
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93 |
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94 if (! instance) |
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95 (*current_liboctave_error_handler) |
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96 ("unable to create file_ops object!"); |
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97 |
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98 return retval; |
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99 } |
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101 // The following tilde-expansion code was stolen and adapted from |
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102 // readline. |
1802 | 103 |
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104 // The default value of tilde_additional_prefixes. This is set to |
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105 // whitespace preceding a tilde so that simple programs which do not |
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106 // perform any word separation get desired behavior. |
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107 static const char *default_prefixes[] = { " ~", "\t~", ":~", 0 }; |
2926 | 108 |
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109 // The default value of tilde_additional_suffixes. This is set to |
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110 // whitespace or newline so that simple programs which do not perform |
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111 // any word separation get desired behavior. |
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112 static const char *default_suffixes[] = { " ", "\n", ":", 0 }; |
3040 | 113 |
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114 // If non-null, this contains the address of a function that the |
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115 // application wants called before trying the standard tilde |
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116 // expansions. The function is called with the text sans tilde, and |
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117 // returns a malloc()'ed string which is the expansion, or a NULL |
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118 // pointer if the expansion fails. |
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119 octave::sys::file_ops::tilde_expansion_hook octave::sys::file_ops::tilde_expansion_preexpansion_hook = 0; |
3040 | 120 |
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121 // If non-null, this contains the address of a function to call if the |
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122 // standard meaning for expanding a tilde fails. The function is |
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123 // called with the text (sans tilde, as in "foo"), and returns a |
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124 // malloc()'ed string which is the expansion, or a NULL pointer if |
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125 // there is no expansion. |
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126 octave::sys::file_ops::tilde_expansion_hook octave::sys::file_ops::tilde_expansion_failure_hook = 0; |
3040 | 127 |
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128 // When non-null, this is a NULL terminated array of strings which are |
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129 // duplicates for a tilde prefix. Bash uses this to expand '=~' and |
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130 // ':~'. |
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131 string_vector octave::sys::file_ops::tilde_additional_prefixes = default_prefixes; |
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133 // When non-null, this is a NULL terminated array of strings which |
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134 // match the end of a username, instead of just "/". Bash sets this |
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135 // to ':' and '=~'. |
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136 string_vector octave::sys::file_ops::tilde_additional_suffixes = default_suffixes; |
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138 // Find the start of a tilde expansion in S, and return the index |
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139 // of the tilde which starts the expansion. Place the length of the |
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140 // text which identified this tilde starter in LEN, excluding the |
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141 // tilde itself. |
3040 | 142 |
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143 static size_t |
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144 tilde_find_prefix (const std::string& s, size_t& len) |
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145 { |
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146 len = 0; |
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147 |
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148 size_t s_len = s.length (); |
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150 if (s_len == 0 || s[0] == '~') |
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151 return 0; |
3040 | 152 |
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153 string_vector prefixes = octave::sys::file_ops::tilde_additional_prefixes; |
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155 if (! prefixes.empty ()) |
10180 | 156 { |
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157 for (size_t i = 0; i < s_len; i++) |
10180 | 158 { |
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159 for (int j = 0; j < prefixes.numel (); j++) |
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160 { |
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161 size_t pfx_len = prefixes[j].length (); |
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163 if (prefixes[j] == s.substr (i, pfx_len)) |
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164 { |
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165 len = pfx_len - 1; |
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166 return i + len; |
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167 } |
10180 | 168 } |
169 } | |
170 } | |
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171 |
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172 return s_len; |
3040 | 173 } |
174 | |
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175 // Find the end of a tilde expansion in S, and return the index |
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176 // of the character which ends the tilde definition. |
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178 static size_t |
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179 tilde_find_suffix (const std::string& s) |
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180 { |
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181 size_t s_len = s.length (); |
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183 string_vector suffixes = octave::sys::file_ops::tilde_additional_suffixes; |
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184 |
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185 size_t i = 0; |
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187 for ( ; i < s_len; i++) |
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188 { |
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189 if (octave::sys::file_ops::is_dir_sep (s[i])) |
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190 break; |
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192 if (! suffixes.empty ()) |
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194 for (int j = 0; j < suffixes.numel (); j++) |
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195 { |
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196 size_t sfx_len = suffixes[j].length (); |
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198 if (suffixes[j] == s.substr (i, sfx_len)) |
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199 return i; |
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200 } |
10180 | 201 } |
202 } | |
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203 |
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204 return i; |
3040 | 205 } |
206 | |
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207 // Take FNAME and return the tilde prefix we want expanded. |
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209 static std::string |
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210 isolate_tilde_prefix (const std::string& fname) |
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211 { |
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212 size_t f_len = fname.length (); |
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214 size_t len = 1; |
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216 while (len < f_len && ! octave::sys::file_ops::is_dir_sep (fname[len])) |
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217 len++; |
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219 return fname.substr (1, len); |
3040 | 220 } |
221 | |
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222 // Do the work of tilde expansion on FILENAME. FILENAME starts with a |
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223 // tilde. |
3040 | 224 |
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225 static std::string |
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226 tilde_expand_word (const std::string& filename) |
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227 { |
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228 size_t f_len = filename.length (); |
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229 |
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230 if (f_len == 0 || filename[0] != '~') |
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231 return filename; |
3040 | 232 |
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233 // A leading '~/' or a bare '~' is *always* translated to the value |
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234 // of $HOME or the home directory of the current user, regardless of |
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235 // any preexpansion hook. |
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236 |
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237 if (f_len == 1 || octave::sys::file_ops::is_dir_sep (filename[1])) |
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238 return octave::sys::env::get_home_directory () + filename.substr (1); |
3040 | 239 |
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240 std::string username = isolate_tilde_prefix (filename); |
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241 |
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242 size_t user_len = username.length (); |
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243 |
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244 std::string dirname; |
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245 |
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246 if (octave::sys::file_ops::tilde_expansion_preexpansion_hook) |
10180 | 247 { |
248 std::string expansion | |
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249 = octave::sys::file_ops::tilde_expansion_preexpansion_hook (username); |
3040 | 250 |
10180 | 251 if (! expansion.empty ()) |
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252 return expansion + filename.substr (user_len+1); |
10180 | 253 } |
3040 | 254 |
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255 // No preexpansion hook, or the preexpansion hook failed. Look in the |
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256 // password database. |
3040 | 257 |
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258 octave::sys::password pw = octave::sys::password::getpwnam (username); |
3040 | 259 |
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260 if (! pw) |
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261 { |
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262 // If the calling program has a special syntax for expanding tildes, |
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263 // and we couldn't find a standard expansion, then let them try. |
3040 | 264 |
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265 if (octave::sys::file_ops::tilde_expansion_failure_hook) |
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266 { |
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267 std::string expansion |
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268 = octave::sys::file_ops::tilde_expansion_failure_hook (username); |
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269 |
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270 if (! expansion.empty ()) |
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271 dirname = expansion + filename.substr (user_len+1); |
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272 } |
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273 |
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274 // If we don't have a failure hook, or if the failure hook did not |
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275 // expand the tilde, return a copy of what we were passed. |
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277 if (dirname.length () == 0) |
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278 dirname = filename; |
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279 } |
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280 else |
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281 dirname = pw.dir () + filename.substr (user_len+1); |
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283 return dirname; |
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284 } |
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285 |
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286 bool |
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287 octave::sys::file_ops::is_dev_sep (char c) |
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288 { |
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289 #if (defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) && ! defined (OCTAVE_HAVE_POSIX_FILESYSTEM)) |
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290 return c == dev_sep_char (); |
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291 #else |
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292 return false; |
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293 #endif |
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294 } |
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295 |
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296 // If NAME has a leading ~ or ~user, Unix-style, expand it to the |
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297 // user's home directory. If no ~, or no <pwd.h>, just return NAME. |
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298 |
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299 std::string |
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300 octave::sys::file_ops::tilde_expand (const std::string& name) |
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301 { |
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302 if (name.find ('~') == std::string::npos) |
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303 return name; |
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304 else |
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305 { |
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306 std::string result; |
2926 | 307 |
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308 size_t name_len = name.length (); |
2947 | 309 |
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310 // Scan through S expanding tildes as we come to them. |
3040 | 311 |
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312 size_t pos = 0; |
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314 while (1) |
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315 { |
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316 if (pos > name_len) |
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317 break; |
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318 |
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319 size_t len; |
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321 // Make START point to the tilde which starts the expansion. |
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322 |
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323 size_t start = tilde_find_prefix (name.substr (pos), len); |
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325 result.append (name.substr (pos, start)); |
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327 // Advance STRING to the starting tilde. |
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329 pos += start; |
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331 // Make FINI be the index of one after the last character of the |
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332 // username. |
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333 |
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334 size_t fini = tilde_find_suffix (name.substr (pos)); |
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336 // If both START and FINI are zero, we are all done. |
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337 |
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338 if (! (start || fini)) |
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339 break; |
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340 |
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341 // Expand the entire tilde word, and copy it into RESULT. |
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342 |
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343 std::string tilde_word = name.substr (pos, fini); |
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344 |
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345 pos += fini; |
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346 |
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347 std::string expansion = tilde_expand_word (tilde_word); |
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348 |
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349 result.append (expansion); |
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350 } |
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351 |
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352 return result; |
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353 } |
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354 } |
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355 |
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356 // A vector version of the above. |
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357 |
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358 string_vector |
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359 octave::sys::file_ops::tilde_expand (const string_vector& names) |
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360 { |
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361 string_vector retval; |
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362 |
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363 int n = names.numel (); |
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364 |
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365 retval.resize (n); |
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366 |
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367 for (int i = 0; i < n; i++) |
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368 retval[i] = tilde_expand (names[i]); |
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369 |
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370 return retval; |
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371 } |
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372 |
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373 std::string |
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374 octave::sys::file_ops::concat (const std::string& dir, const std::string& file) |
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375 { |
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376 return dir.empty () |
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377 ? file |
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378 : (is_dir_sep (dir[dir.length ()-1]) |
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379 ? dir + file |
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380 : dir + dir_sep_char () + file); |
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381 } |
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382 |
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383 std::string |
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384 octave::sys::file_ops::native_separator_path (const std::string& path) |
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385 { |
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386 std::string retval; |
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387 |
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388 if (dir_sep_char () == '/') |
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389 retval = path; |
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390 else |
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391 { |
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392 size_t n = path.length (); |
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393 for (size_t i = 0; i < n; i++) |
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394 { |
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395 if (path[i] == '/') |
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396 retval += dir_sep_char(); |
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397 else |
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398 retval += path[i]; |
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399 } |
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400 } |
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401 |
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402 return retval; |
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403 } |
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404 |
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405 int |
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406 mkdir (const std::string& nm, mode_t md) |
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407 { |
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408 std::string msg; |
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409 return octave::sys::mkdir (nm, md, msg); |
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410 } |
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411 |
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412 int |
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413 mkdir (const std::string& name, mode_t mode, std::string& msg) |
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414 { |
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415 msg = ""; |
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416 |
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417 int status = -1; |
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418 |
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419 status = gnulib::mkdir (name.c_str (), mode); |
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420 |
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421 if (status < 0) |
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422 msg = gnulib::strerror (errno); |
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423 |
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424 return status; |
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425 } |
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426 |
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427 int |
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428 mkfifo (const std::string& nm, mode_t md) |
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429 { |
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430 std::string msg; |
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431 return mkfifo (nm, md, msg); |
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432 } |
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433 |
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434 int |
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435 mkfifo (const std::string& name, mode_t mode, std::string& msg) |
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436 { |
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437 msg = ""; |
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438 |
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439 int status = -1; |
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440 |
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441 // With gnulib we will always have mkfifo, but some systems like MinGW |
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442 // don't have working mkfifo functions. On those systems, mkfifo will |
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443 // always return -1 and set errno. |
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444 |
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445 status = gnulib::mkfifo (name.c_str (), mode); |
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446 |
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447 if (status < 0) |
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448 msg = gnulib::strerror (errno); |
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449 |
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450 return status; |
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451 } |
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452 |
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453 int |
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454 link (const std::string& old_name, const std::string& new_name) |
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455 { |
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456 std::string msg; |
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457 return link (old_name, new_name, msg); |
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458 } |
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459 |
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460 int |
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461 link (const std::string& old_name, const std::string& new_name, |
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462 std::string& msg) |
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463 { |
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464 msg = ""; |
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465 |
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466 int status = -1; |
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467 |
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468 status = gnulib::link (old_name.c_str (), new_name.c_str ()); |
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469 |
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470 if (status < 0) |
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471 msg = gnulib::strerror (errno); |
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472 |
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473 return status; |
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474 } |
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475 |
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476 int |
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477 symlink (const std::string& old_name, const std::string& new_name) |
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478 { |
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479 std::string msg; |
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480 return symlink (old_name, new_name, msg); |
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481 } |
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482 |
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483 int |
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484 symlink (const std::string& old_name, |
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485 const std::string& new_name, std::string& msg) |
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486 { |
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487 msg = ""; |
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488 |
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489 int status = -1; |
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490 |
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491 status = gnulib::symlink (old_name.c_str (), new_name.c_str ()); |
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492 |
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493 if (status < 0) |
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494 msg = gnulib::strerror (errno); |
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495 |
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496 return status; |
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497 } |
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498 |
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499 int |
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500 readlink (const std::string& path, std::string& result) |
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501 { |
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502 std::string msg; |
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503 return readlink (path, result, msg); |
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504 } |
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505 |
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506 int |
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507 readlink (const std::string& path, std::string& result, std::string& msg) |
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508 { |
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509 int status = -1; |
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510 |
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511 msg = ""; |
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512 |
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513 char buf[MAXPATHLEN+1]; |
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514 |
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515 status = gnulib::readlink (path.c_str (), buf, MAXPATHLEN); |
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516 |
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517 if (status < 0) |
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518 msg = gnulib::strerror (errno); |
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519 else |
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520 { |
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521 buf[status] = '\0'; |
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522 result = std::string (buf); |
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523 status = 0; |
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524 } |
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525 |
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526 return status; |
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527 } |
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528 |
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529 int |
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530 rename (const std::string& from, const std::string& to) |
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531 { |
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532 std::string msg; |
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533 return rename (from, to, msg); |
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534 } |
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535 |
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536 int |
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537 rename (const std::string& from, const std::string& to, std::string& msg) |
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538 { |
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539 int status = -1; |
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540 |
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541 msg = ""; |
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542 |
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543 status = gnulib::rename (from.c_str (), to.c_str ()); |
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544 |
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545 if (status < 0) |
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546 msg = gnulib::strerror (errno); |
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547 |
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548 return status; |
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549 } |
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550 |
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551 int |
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552 rmdir (const std::string& name) |
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553 { |
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554 std::string msg; |
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555 return rmdir (name, msg); |
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556 } |
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557 |
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558 int |
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559 rmdir (const std::string& name, std::string& msg) |
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560 { |
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561 msg = ""; |
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562 |
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563 int status = -1; |
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564 |
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565 status = gnulib::rmdir (name.c_str ()); |
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John W. Eaton <jwe@octave.org>
parents:
10189
diff
changeset
|
566 |
21733
cb0fdd941d84
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21732
diff
changeset
|
567 if (status < 0) |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
568 msg = gnulib::strerror (errno); |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
569 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
570 return status; |
cb0fdd941d84
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parents:
21732
diff
changeset
|
571 } |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
572 |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
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|
573 // And a version that works recursively. |
10197
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|
574 |
21733
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
575 int |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
576 recursive_rmdir (const std::string& name) |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
577 { |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
578 std::string msg; |
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
579 return recursive_rmdir (name, msg); |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
580 } |
10197
4d433bd2d4dc
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parents:
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diff
changeset
|
581 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
582 int |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
583 recursive_rmdir (const std::string& name, std::string& msg) |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
John W. Eaton <jwe@octave.org>
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10189
diff
changeset
|
584 { |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
585 msg = ""; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
586 |
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
587 int status = 0; |
10197
4d433bd2d4dc
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John W. Eaton <jwe@octave.org>
parents:
10189
diff
changeset
|
588 |
21735
60212efcd9cb
use namespace for dir_entry class
John W. Eaton <jwe@octave.org>
parents:
21734
diff
changeset
|
589 octave::sys::dir_entry dir (name); |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
590 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
591 if (dir) |
10197
4d433bd2d4dc
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parents:
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|
592 { |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
593 string_vector dirlist = dir.read (); |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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parents:
10189
diff
changeset
|
594 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
595 for (octave_idx_type i = 0; i < dirlist.numel (); i++) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
596 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
597 octave_quit (); |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
598 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
599 std::string nm = dirlist[i]; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
600 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
601 // Skip current directory and parent. |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
602 if (nm == "." || nm == "..") |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
603 continue; |
10197
4d433bd2d4dc
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John W. Eaton <jwe@octave.org>
parents:
10189
diff
changeset
|
604 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
605 std::string fullnm = name + octave::sys::file_ops::dir_sep_str () + nm; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
606 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
607 // Get info about the file. Don't follow links. |
21736
0504351a45e6
use namespace for file_stat classes
John W. Eaton <jwe@octave.org>
parents:
21735
diff
changeset
|
608 octave::sys::file_stat fs (fullnm, false); |
10197
4d433bd2d4dc
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John W. Eaton <jwe@octave.org>
parents:
10189
diff
changeset
|
609 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
610 if (fs) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
611 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
612 if (fs.is_dir ()) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
613 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
614 status = recursive_rmdir (fullnm, msg); |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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parents:
10189
diff
changeset
|
615 |
21733
cb0fdd941d84
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parents:
21732
diff
changeset
|
616 if (status < 0) |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
617 break; |
cb0fdd941d84
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parents:
21732
diff
changeset
|
618 } |
cb0fdd941d84
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parents:
21732
diff
changeset
|
619 else |
cb0fdd941d84
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parents:
21732
diff
changeset
|
620 { |
cb0fdd941d84
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parents:
21732
diff
changeset
|
621 status = unlink (fullnm, msg); |
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|
622 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
623 if (status < 0) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
624 break; |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
625 } |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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diff
changeset
|
626 } |
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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parents:
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diff
changeset
|
627 else |
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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parents:
10189
diff
changeset
|
628 { |
21733
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
629 msg = fs.error (); |
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
630 break; |
10197
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parents:
10189
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changeset
|
631 } |
4d433bd2d4dc
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
632 } |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
633 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
634 if (status >= 0) |
10197
4d433bd2d4dc
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10189
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changeset
|
635 { |
21733
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
636 dir.close (); |
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
637 status = rmdir (name, msg); |
10197
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parents:
10189
diff
changeset
|
638 } |
4d433bd2d4dc
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parents:
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diff
changeset
|
639 } |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
640 else |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
John W. Eaton <jwe@octave.org>
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10189
diff
changeset
|
641 { |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
642 status = -1; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
643 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
644 msg = dir.error (); |
10197
4d433bd2d4dc
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10189
diff
changeset
|
645 } |
21733
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
646 |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
647 return status; |
10197
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10189
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changeset
|
648 } |
21733
cb0fdd941d84
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parents:
21732
diff
changeset
|
649 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
650 int |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
651 umask (mode_t mode) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
652 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
653 #if defined (HAVE_UMASK) |
21741
71d8a9a0642c
Fix scope of umask to avoid recursive call. (bug #47961)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21736
diff
changeset
|
654 return ::umask (mode); |
21733
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
655 #else |
cb0fdd941d84
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parents:
21732
diff
changeset
|
656 return 0; |
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
657 #endif |
cb0fdd941d84
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parents:
21732
diff
changeset
|
658 } |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
659 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
660 int |
cb0fdd941d84
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John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
661 unlink (const std::string& name) |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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10189
diff
changeset
|
662 { |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
663 std::string msg; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
664 return unlink (name, msg); |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
665 } |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
666 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
667 int |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
668 unlink (const std::string& name, std::string& msg) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
669 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
670 msg = ""; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
671 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
672 int status = -1; |
10197
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10189
diff
changeset
|
673 |
21733
cb0fdd941d84
use namespace for system file_ops class
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parents:
21732
diff
changeset
|
674 status = gnulib::unlink (name.c_str ()); |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
675 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
676 if (status < 0) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
677 msg = gnulib::strerror (errno); |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
678 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
679 return status; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
680 } |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
681 |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
682 std::string |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
683 tempnam (const std::string& dir, const std::string& pfx) |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
684 { |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
685 std::string msg; |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
686 return tempnam (dir, pfx, msg); |
10197
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|
687 } |
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
John W. Eaton <jwe@octave.org>
parents:
10189
diff
changeset
|
688 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
689 std::string |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
690 tempnam (const std::string& dir, const std::string& pfx, |
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691 std::string& msg) |
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692 { |
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693 msg = ""; |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
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|
694 |
21733
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695 std::string retval; |
10197
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|
696 |
21733
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697 // get dir path to use for template |
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698 std::string templatename; |
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699 if (dir.empty ()) |
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700 templatename = octave::sys::env::get_temp_directory (); |
21736
0504351a45e6
use namespace for file_stat classes
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701 else if (! octave::sys::file_stat (dir, false).is_dir ()) |
21733
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702 templatename = octave::sys::env::get_temp_directory (); |
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703 else |
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704 templatename = dir; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
705 |
21733
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706 // add dir sep char if it is not there |
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707 if (*templatename.rbegin () != octave::sys::file_ops::dir_sep_char ()) |
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708 templatename += octave::sys::file_ops::dir_sep_char (); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
18412
diff
changeset
|
709 |
21733
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710 if (pfx.empty ()) |
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711 templatename += "file"; |
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712 else |
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diff
changeset
|
713 templatename += pfx; |
19458
d8fd3842a507
Use gnulib gen_tempname to create temporary names (Bug #43872).
John Donoghue <john.donoghue@ieee.org>
parents:
19428
diff
changeset
|
714 |
21733
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715 // add the required XXXXXX for the template |
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716 templatename += "XXXXXX"; |
19428
eee9f111c164
Check if tempfile name exists when changing path of temporary file name (Bug #43872)
John Donoghue
parents:
19420
diff
changeset
|
717 |
21733
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718 // create and copy template to char array for call to gen_tempname |
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719 char tname [templatename.length () + 1]; |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19458
diff
changeset
|
720 |
21733
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721 strcpy (tname, templatename.c_str ()); |
10252
2fcc927a8757
liboctave/file-ops.h: avoid gnulib #define for canonicalize_file_name
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parents:
10250
diff
changeset
|
722 |
21733
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723 if (gen_tempname (tname, 0, 0, GT_NOCREATE) == -1) |
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724 msg = gnulib::strerror (errno); |
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725 else |
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726 retval = tname; |
10252
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liboctave/file-ops.h: avoid gnulib #define for canonicalize_file_name
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|
727 |
21733
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|
728 return retval; |
10252
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John W. Eaton <jwe@octave.org>
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|
729 } |
2fcc927a8757
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diff
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|
730 |
21733
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|
731 std::string |
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|
732 canonicalize_file_name (const std::string& name) |
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diff
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|
733 { |
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diff
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|
734 std::string msg; |
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|
735 return canonicalize_file_name (name, msg); |
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diff
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|
736 } |
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|
737 |
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diff
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|
738 std::string |
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diff
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|
739 canonicalize_file_name (const std::string& name, std::string& msg) |
cb0fdd941d84
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|
740 { |
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|
741 msg = ""; |
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|
742 |
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|
743 std::string retval; |
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|
744 |
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|
745 char *tmp = gnulib::canonicalize_file_name (name.c_str ()); |
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diff
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|
746 |
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diff
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|
747 if (tmp) |
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diff
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|
748 { |
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diff
changeset
|
749 retval = tmp; |
cb0fdd941d84
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diff
changeset
|
750 free (tmp); |
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parents:
21732
diff
changeset
|
751 } |
cb0fdd941d84
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parents:
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diff
changeset
|
752 |
20503
0829b6ff3ac9
Use backslash as windows file separator for canonicalize_file_name (Bug #45816).
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
753 #if (defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) && ! defined (OCTAVE_HAVE_POSIX_FILESYSTEM)) |
21733
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diff
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|
754 // Canonical Windows file separator is backslash. |
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diff
changeset
|
755 std::replace (retval.begin (), retval.end (), '/', '\\'); |
20503
0829b6ff3ac9
Use backslash as windows file separator for canonicalize_file_name (Bug #45816).
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
756 #endif |
0829b6ff3ac9
Use backslash as windows file separator for canonicalize_file_name (Bug #45816).
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
757 |
21733
cb0fdd941d84
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diff
changeset
|
758 if (retval.empty ()) |
cb0fdd941d84
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diff
changeset
|
759 msg = gnulib::strerror (errno); |
10252
2fcc927a8757
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John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
760 |
21733
cb0fdd941d84
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diff
changeset
|
761 return retval; |
cb0fdd941d84
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parents:
21732
diff
changeset
|
762 } |
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21732
diff
changeset
|
763 } |
10252
2fcc927a8757
liboctave/file-ops.h: avoid gnulib #define for canonicalize_file_name
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
764 } |