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 181         <li><strong>nixio.fs</strong></li>
 182
 183 </ul>
 184
 185
 186
 187 <!-- File list -->
 188
 189
 190
 191
 192
 193
 194
 195 </div><!-- id="navigation" -->
 196
 197 <div id="content">
 198
 199 <h1>Class <code>nixio.fs</code></h1>
 200
 201 <p>
 202  Low-level and high-level filesystem manipulation library.</p>
 203
 204
 205
 206
 207
 208
 209
 210 <h2>Functions</h2>
 211 <table class="function_list">
 212
 213         <tr>
 214         <td class="name" nowrap><a href="#nixio.fs.access">access</a>&nbsp;(path, mode1, ...)</td>
 215         <td class="summary">
 216  Check user's permission on a file.</td>
 217         </tr>
 218
 219         <tr>
 220         <td class="name" nowrap><a href="#nixio.fs.basename">basename</a>&nbsp;(path)</td>
 221         <td class="summary">
 222  Strip the directory part from a path.</td>
 223         </tr>
 224
 225         <tr>
 226         <td class="name" nowrap><a href="#nixio.fs.chmod">chmod</a>&nbsp;(path, mode)</td>
 227         <td class="summary">
 228  Change the file mode.</td>
 229         </tr>
 230
 231         <tr>
 232         <td class="name" nowrap><a href="#nixio.fs.chown">chown</a>&nbsp;(path, user, group)</td>
 233         <td class="summary">
 234  (POSIX) Change owner and group of a file.</td>
 235         </tr>
 236
 237         <tr>
 238         <td class="name" nowrap><a href="#nixio.fs.copy">copy</a>&nbsp;(src, dest)</td>
 239         <td class="summary">
 240  Copy a file, directory or symlink non-recursively preserving file mode,
 241  timestamps, owner and group.</td>
 242         </tr>
 243
 244         <tr>
 245         <td class="name" nowrap><a href="#nixio.fs.copyr">copyr</a>&nbsp;(src, dest)</td>
 246         <td class="summary">
 247  Copy a file, directory or symlink recursively preserving file mode,
 248  timestamps, owner and group.</td>
 249         </tr>
 250
 251         <tr>
 252         <td class="name" nowrap><a href="#nixio.fs.datacopy">datacopy</a>&nbsp;(src, dest, limit)</td>
 253         <td class="summary">
 254  Copy data between files.</td>
 255         </tr>
 256
 257         <tr>
 258         <td class="name" nowrap><a href="#nixio.fs.dir">dir</a>&nbsp;(path)</td>
 259         <td class="summary">
 260  Iterate over the entries of a directory.</td>
 261         </tr>
 262
 263         <tr>
 264         <td class="name" nowrap><a href="#nixio.fs.dirname">dirname</a>&nbsp;(path)</td>
 265         <td class="summary">
 266  Strip the base from a path.</td>
 267         </tr>
 268
 269         <tr>
 270         <td class="name" nowrap><a href="#nixio.fs.glob">glob</a>&nbsp;(pattern)</td>
 271         <td class="summary">
 272  (POSIX) Find pathnames matching a pattern.</td>
 273         </tr>
 274
 275         <tr>
 276         <td class="name" nowrap><a href="#nixio.fs.lchown">lchown</a>&nbsp;(path, user, group)</td>
 277         <td class="summary">
 278  (POSIX) Change owner and group of a file and do not resolve
 279  if target is a symlink.</td>
 280         </tr>
 281
 282         <tr>
 283         <td class="name" nowrap><a href="#nixio.fs.link">link</a>&nbsp;(oldpath, newpath)</td>
 284         <td class="summary">
 285  Create a hard link.</td>
 286         </tr>
 287
 288         <tr>
 289         <td class="name" nowrap><a href="#nixio.fs.lstat">lstat</a>&nbsp;(path, field)</td>
 290         <td class="summary">
 291  Get file status and attributes and do not resolve if target is a symlink.</td>
 292         </tr>
 293
 294         <tr>
 295         <td class="name" nowrap><a href="#nixio.fs.mkdir">mkdir</a>&nbsp;(path, mode)</td>
 296         <td class="summary">
 297  Create a new directory.</td>
 298         </tr>
 299
 300         <tr>
 301         <td class="name" nowrap><a href="#nixio.fs.mkdirr">mkdirr</a>&nbsp;(dest, mode)</td>
 302         <td class="summary">
 303  Create a directory and all needed parent directories recursively.</td>
 304         </tr>
 305
 306         <tr>
 307         <td class="name" nowrap><a href="#nixio.fs.mkfifo">mkfifo</a>&nbsp;(path, mode)</td>
 308         <td class="summary">
 309  (POSIX) Create a FIFO (named pipe).</td>
 310         </tr>
 311
 312         <tr>
 313         <td class="name" nowrap><a href="#nixio.fs.move">move</a>&nbsp;(src, dest)</td>
 314         <td class="summary">
 315  Rename a file, directory or symlink non-recursively across filesystems.</td>
 316         </tr>
 317
 318         <tr>
 319         <td class="name" nowrap><a href="#nixio.fs.mover">mover</a>&nbsp;(src, dest)</td>
 320         <td class="summary">
 321  Rename a file, directory or symlink recursively across filesystems.</td>
 322         </tr>
 323
 324         <tr>
 325         <td class="name" nowrap><a href="#nixio.fs.readfile">readfile</a>&nbsp;(path, limit)</td>
 326         <td class="summary">
 327  Read the contents of a file into a buffer.</td>
 328         </tr>
 329
 330         <tr>
 331         <td class="name" nowrap><a href="#nixio.fs.readlink">readlink</a>&nbsp;(path)</td>
 332         <td class="summary">
 333  (POSIX) Read the target of a symbolic link.</td>
 334         </tr>
 335
 336         <tr>
 337         <td class="name" nowrap><a href="#nixio.fs.realpath">realpath</a>&nbsp;(path)</td>
 338         <td class="summary">
 339  Return the cannonicalized absolute pathname.</td>
 340         </tr>
 341
 342         <tr>
 343         <td class="name" nowrap><a href="#nixio.fs.remove">remove</a>&nbsp;(path)</td>
 344         <td class="summary">
 345  Remove a file or directory.</td>
 346         </tr>
 347
 348         <tr>
 349         <td class="name" nowrap><a href="#nixio.fs.rename">rename</a>&nbsp;(src, dest)</td>
 350         <td class="summary">
 351  Renames a file or directory.</td>
 352         </tr>
 353
 354         <tr>
 355         <td class="name" nowrap><a href="#nixio.fs.rmdir">rmdir</a>&nbsp;(path)</td>
 356         <td class="summary">
 357  Remove an empty directory.</td>
 358         </tr>
 359
 360         <tr>
 361         <td class="name" nowrap><a href="#nixio.fs.stat">stat</a>&nbsp;(path, field)</td>
 362         <td class="summary">
 363  Get file status and attributes.</td>
 364         </tr>
 365
 366         <tr>
 367         <td class="name" nowrap><a href="#nixio.fs.statvfs">statvfs</a>&nbsp;(path)</td>
 368         <td class="summary">
 369  (POSIX) Get filesystem statistics.</td>
 370         </tr>
 371
 372         <tr>
 373         <td class="name" nowrap><a href="#nixio.fs.symlink">symlink</a>&nbsp;(oldpath, newpath)</td>
 374         <td class="summary">
 375  (POSIX) Create a symbolic link.</td>
 376         </tr>
 377
 378         <tr>
 379         <td class="name" nowrap><a href="#nixio.fs.unlink">unlink</a>&nbsp;(path)</td>
 380         <td class="summary">
 381  Delete a name and - if no links are left - the associated file.</td>
 382         </tr>
 383
 384         <tr>
 385         <td class="name" nowrap><a href="#nixio.fs.utimes">utimes</a>&nbsp;(path, actime, mtime)</td>
 386         <td class="summary">
 387  Change file last access and last modification time.</td>
 388         </tr>
 389
 390         <tr>
 391         <td class="name" nowrap><a href="#nixio.fs.writefile">writefile</a>&nbsp;(path, data)</td>
 392         <td class="summary">
 393  Write a buffer into a file truncating the file first.</td>
 394         </tr>
 395
 396 </table>
 397
 398
 399
 400
 401
 402
 403 <br/>
 404 <br/>
 405
 406
 407 <h2><a name="functions"></a>Functions</h2>
 408 <dl class="function">
 409
 410
 411
 412 <dt><a name="nixio.fs.access"></a><strong>access</strong>&nbsp;(path, mode1, ...)</dt>
 413 <dd>
 414
 415  Check user's permission on a file.
 416
 417
 418 <h3>Parameters</h3>
 419 <ul>
 420
 421         <li>
 422           path: Path
 423         </li>
 424
 425         <li>
 426           mode1: First Mode to check ["f", "r", "w", "x"]
 427         </li>
 428
 429         <li>
 430           ...: More Modes to check      [-"-]
 431         </li>
 432
 433 </ul>
 434
 435
 436
 437
 438
 439
 440 <h3>Return value:</h3>
 441 true
 442
 443
 444
 445 </dd>
 446
 447
 448
 449
 450 <dt><a name="nixio.fs.basename"></a><strong>basename</strong>&nbsp;(path)</dt>
 451 <dd>
 452
 453  Strip the directory part from a path.
 454
 455
 456 <h3>Parameters</h3>
 457 <ul>
 458
 459         <li>
 460           path: Path
 461         </li>
 462
 463 </ul>
 464
 465
 466
 467
 468 <h3>Usage:</h3>
 469 This function cannot fail and will never return nil.
 470
 471
 472
 473 <h3>Return value:</h3>
 474 basename
 475
 476
 477
 478 </dd>
 479
 480
 481
 482
 483 <dt><a name="nixio.fs.chmod"></a><strong>chmod</strong>&nbsp;(path, mode)</dt>
 484 <dd>
 485
 486  Change the file mode.
 487
 488
 489 <h3>Parameters</h3>
 490 <ul>
 491
 492         <li>
 493           path: Path
 494         </li>
 495
 496         <li>
 497           mode: File mode
 498  [decimal mode number, "[-r][-w][-xsS][-r][-w][-xsS][-r][-w][-xtT]"]
 499         </li>
 500
 501 </ul>
 502
 503
 504
 505
 506 <h3>Usage</h3>
 507 <ul>
 508
 509         <li>Windows only supports setting the write-protection through the
 510  "Writable to others" bit.
 511
 512         <li><strong>Notice:</strong> The mode-flag for the functions
 513  open, mkdir, mkfifo are affected by the umask.
 514
 515 </ul>
 516
 517
 518
 519 <h3>Return value:</h3>
 520 true
 521
 522
 523
 524 <h3>See also:</h3>
 525 <ul>
 526
 527         <li><a href="">
 528                 umask
 529         </a>
 530
 531 </ul>
 532
 533 </dd>
 534
 535
 536
 537
 538 <dt><a name="nixio.fs.chown"></a><strong>chown</strong>&nbsp;(path, user, group)</dt>
 539 <dd>
 540
 541  (POSIX) Change owner and group of a file.
 542
 543
 544 <h3>Parameters</h3>
 545 <ul>
 546
 547         <li>
 548           path: Path
 549         </li>
 550
 551         <li>
 552           user: User ID or Username             (optional)
 553         </li>
 554
 555         <li>
 556           group: Group ID or Groupname  (optional)
 557         </li>
 558
 559 </ul>
 560
 561
 562
 563
 564
 565
 566 <h3>Return value:</h3>
 567 true
 568
 569
 570
 571 </dd>
 572
 573
 574
 575
 576 <dt><a name="nixio.fs.copy"></a><strong>copy</strong>&nbsp;(src, dest)</dt>
 577 <dd>
 578
 579  Copy a file, directory or symlink non-recursively preserving file mode,
 580  timestamps, owner and group.
 581
 582
 583 <h3>Parameters</h3>
 584 <ul>
 585
 586         <li>
 587           src: Source path
 588         </li>
 589
 590         <li>
 591           dest: Destination path
 592         </li>
 593
 594 </ul>
 595
 596
 597
 598
 599 <h3>Usage:</h3>
 600 The destination must always be a full destination path e.g. do not
 601  omit the basename even if source and destination basename are equal.
 602
 603
 604
 605 <h3>Return value:</h3>
 606 true
 607
 608
 609
 610 </dd>
 611
 612
 613
 614
 615 <dt><a name="nixio.fs.copyr"></a><strong>copyr</strong>&nbsp;(src, dest)</dt>
 616 <dd>
 617
 618  Copy a file, directory or symlink recursively preserving file mode,
 619  timestamps, owner and group.
 620
 621
 622 <h3>Parameters</h3>
 623 <ul>
 624
 625         <li>
 626           src: Source path
 627         </li>
 628
 629         <li>
 630           dest: Destination path
 631         </li>
 632
 633 </ul>
 634
 635
 636
 637
 638 <h3>Usage:</h3>
 639 The destination must always be a full destination path e.g. do not
 640  omit the basename even if source and destination basename are equal.
 641
 642
 643
 644 <h3>Return value:</h3>
 645 true
 646
 647
 648
 649 </dd>
 650
 651
 652
 653
 654 <dt><a name="nixio.fs.datacopy"></a><strong>datacopy</strong>&nbsp;(src, dest, limit)</dt>
 655 <dd>
 656
 657  Copy data between files.
 658
 659
 660 <h3>Parameters</h3>
 661 <ul>
 662
 663         <li>
 664           src: Source file path
 665         </li>
 666
 667         <li>
 668           dest: Destination file path
 669         </li>
 670
 671         <li>
 672           limit: Maximum bytes to copy (optional)
 673         </li>
 674
 675 </ul>
 676
 677
 678
 679
 680
 681
 682 <h3>Return value:</h3>
 683 true
 684
 685
 686
 687 </dd>
 688
 689
 690
 691
 692 <dt><a name="nixio.fs.dir"></a><strong>dir</strong>&nbsp;(path)</dt>
 693 <dd>
 694
 695  Iterate over the entries of a directory.
 696
 697
 698 <h3>Parameters</h3>
 699 <ul>
 700
 701         <li>
 702           path: Path
 703         </li>
 704
 705 </ul>
 706
 707
 708
 709
 710 <h3>Usage:</h3>
 711 The special entries "." and ".." are omitted.
 712
 713
 714
 715 <h3>Return value:</h3>
 716 directory iterator returning one entry per call
 717
 718
 719
 720 </dd>
 721
 722
 723
 724
 725 <dt><a name="nixio.fs.dirname"></a><strong>dirname</strong>&nbsp;(path)</dt>
 726 <dd>
 727
 728  Strip the base from a path.
 729
 730
 731 <h3>Parameters</h3>
 732 <ul>
 733
 734         <li>
 735           path: Path
 736         </li>
 737
 738 </ul>
 739
 740
 741
 742
 743 <h3>Usage:</h3>
 744 This function cannot fail and will never return nil.
 745
 746
 747
 748 <h3>Return value:</h3>
 749 dirname
 750
 751
 752
 753 </dd>
 754
 755
 756
 757
 758 <dt><a name="nixio.fs.glob"></a><strong>glob</strong>&nbsp;(pattern)</dt>
 759 <dd>
 760
 761  (POSIX) Find pathnames matching a pattern.
 762
 763
 764 <h3>Parameters</h3>
 765 <ul>
 766
 767         <li>
 768           pattern: Pattern
 769         </li>
 770
 771 </ul>
 772
 773
 774
 775
 776
 777
 778 <h3>Return values:</h3>
 779 <ol>
 780
 781         <li>path iterator
 782
 783         <li>number of matches
 784
 785 </ol>
 786
 787
 788
 789 </dd>
 790
 791
 792
 793
 794 <dt><a name="nixio.fs.lchown"></a><strong>lchown</strong>&nbsp;(path, user, group)</dt>
 795 <dd>
 796
 797  (POSIX) Change owner and group of a file and do not resolve
 798  if target is a symlink.
 799
 800
 801 <h3>Parameters</h3>
 802 <ul>
 803
 804         <li>
 805           path: Path
 806         </li>
 807
 808         <li>
 809           user: User ID or Username             (optional)
 810         </li>
 811
 812         <li>
 813           group: Group ID or Groupname  (optional)
 814         </li>
 815
 816 </ul>
 817
 818
 819
 820
 821
 822
 823 <h3>Return value:</h3>
 824 true
 825
 826
 827
 828 </dd>
 829
 830
 831
 832
 833 <dt><a name="nixio.fs.link"></a><strong>link</strong>&nbsp;(oldpath, newpath)</dt>
 834 <dd>
 835
 836  Create a hard link.
 837
 838
 839 <h3>Parameters</h3>
 840 <ul>
 841
 842         <li>
 843           oldpath: Path
 844         </li>
 845
 846         <li>
 847           newpath: Path
 848         </li>
 849
 850 </ul>
 851
 852
 853
 854
 855 <h3>Usage:</h3>
 856 This function calls link() on POSIX and CreateHardLink() on Windows.
 857
 858
 859
 860 <h3>Return value:</h3>
 861 true
 862
 863
 864
 865 </dd>
 866
 867
 868
 869
 870 <dt><a name="nixio.fs.lstat"></a><strong>lstat</strong>&nbsp;(path, field)</dt>
 871 <dd>
 872
 873  Get file status and attributes and do not resolve if target is a symlink.
 874
 875
 876 <h3>Parameters</h3>
 877 <ul>
 878
 879         <li>
 880           path: Path
 881         </li>
 882
 883         <li>
 884           field: Only return a specific field, not the whole table (optional)
 885         </li>
 886
 887 </ul>
 888
 889
 890
 891
 892
 893
 894 <h3>Return value:</h3>
 895 Table containing attributes (see stat for a detailed description)
 896
 897
 898
 899 <h3>See also:</h3>
 900 <ul>
 901
 902         <li><a href="#nixio.fs.stat">
 903                 stat
 904         </a>
 905
 906 </ul>
 907
 908 </dd>
 909
 910
 911
 912
 913 <dt><a name="nixio.fs.mkdir"></a><strong>mkdir</strong>&nbsp;(path, mode)</dt>
 914 <dd>
 915
 916  Create a new directory.
 917
 918
 919 <h3>Parameters</h3>
 920 <ul>
 921
 922         <li>
 923           path: Path
 924         </li>
 925
 926         <li>
 927           mode: File mode (optional, see chmod and umask)
 928         </li>
 929
 930 </ul>
 931
 932
 933
 934
 935
 936
 937 <h3>Return value:</h3>
 938 true
 939
 940
 941
 942 <h3>See also:</h3>
 943 <ul>
 944
 945         <li><a href="#nixio.fs.chmod">
 946                 chmod
 947         </a>
 948
 949         <li><a href="">
 950                 umask
 951         </a>
 952
 953 </ul>
 954
 955 </dd>
 956
 957
 958
 959
 960 <dt><a name="nixio.fs.mkdirr"></a><strong>mkdirr</strong>&nbsp;(dest, mode)</dt>
 961 <dd>
 962
 963  Create a directory and all needed parent directories recursively.
 964
 965
 966 <h3>Parameters</h3>
 967 <ul>
 968
 969         <li>
 970           dest: Destination path
 971         </li>
 972
 973         <li>
 974           mode: File mode (optional, see chmod and umask)
 975         </li>
 976
 977 </ul>
 978
 979
 980
 981
 982
 983
 984 <h3>Return value:</h3>
 985 true
 986
 987
 988
 989 <h3>See also:</h3>
 990 <ul>
 991
 992         <li><a href="#nixio.fs.chmod">
 993                 chmod
 994         </a>
 995
 996         <li><a href="">
 997                 umask
 998         </a>
 999
1000 </ul>
1001
1002 </dd>
1003
1004
1005
1006
1007 <dt><a name="nixio.fs.mkfifo"></a><strong>mkfifo</strong>&nbsp;(path, mode)</dt>
1008 <dd>
1009
1010  (POSIX) Create a FIFO (named pipe).
1011
1012
1013 <h3>Parameters</h3>
1014 <ul>
1015
1016         <li>
1017           path: Path
1018         </li>
1019
1020         <li>
1021           mode: File mode (optional, see chmod and umask)
1022         </li>
1023
1024 </ul>
1025
1026
1027
1028
1029
1030
1031 <h3>Return value:</h3>
1032 true
1033
1034
1035
1036 <h3>See also:</h3>
1037 <ul>
1038
1039         <li><a href="#nixio.fs.chmod">
1040                 chmod
1041         </a>
1042
1043         <li><a href="">
1044                 umask
1045         </a>
1046
1047 </ul>
1048
1049 </dd>
1050
1051
1052
1053
1054 <dt><a name="nixio.fs.move"></a><strong>move</strong>&nbsp;(src, dest)</dt>
1055 <dd>
1056
1057  Rename a file, directory or symlink non-recursively across filesystems.
1058
1059
1060 <h3>Parameters</h3>
1061 <ul>
1062
1063         <li>
1064           src: Source path
1065         </li>
1066
1067         <li>
1068           dest: Destination path
1069         </li>
1070
1071 </ul>
1072
1073
1074
1075
1076 <h3>Usage:</h3>
1077 The destination must always be a full destination path e.g. do not
1078  omit the basename even if source and destination basename are equal.
1079
1080
1081
1082 <h3>Return value:</h3>
1083 true
1084
1085
1086
1087 </dd>
1088
1089
1090
1091
1092 <dt><a name="nixio.fs.mover"></a><strong>mover</strong>&nbsp;(src, dest)</dt>
1093 <dd>
1094
1095  Rename a file, directory or symlink recursively across filesystems.
1096
1097
1098 <h3>Parameters</h3>
1099 <ul>
1100
1101         <li>
1102           src: Source path
1103         </li>
1104
1105         <li>
1106           dest: Destination path
1107         </li>
1108
1109 </ul>
1110
1111
1112
1113
1114 <h3>Usage:</h3>
1115 The destination must always be a full destination path e.g. do not
1116  omit the basename even if source and destination basename are equal.
1117
1118
1119
1120 <h3>Return value:</h3>
1121 true
1122
1123
1124
1125 </dd>
1126
1127
1128
1129
1130 <dt><a name="nixio.fs.readfile"></a><strong>readfile</strong>&nbsp;(path, limit)</dt>
1131 <dd>
1132
1133  Read the contents of a file into a buffer.
1134
1135
1136 <h3>Parameters</h3>
1137 <ul>
1138
1139         <li>
1140           path: Path
1141         </li>
1142
1143         <li>
1144           limit: Maximum bytes to read (optional)
1145         </li>
1146
1147 </ul>
1148
1149
1150
1151
1152
1153
1154 <h3>Return value:</h3>
1155 file contents
1156
1157
1158
1159 </dd>
1160
1161
1162
1163
1164 <dt><a name="nixio.fs.readlink"></a><strong>readlink</strong>&nbsp;(path)</dt>
1165 <dd>
1166
1167  (POSIX) Read the target of a symbolic link.
1168
1169
1170 <h3>Parameters</h3>
1171 <ul>
1172
1173         <li>
1174           path: Path
1175         </li>
1176
1177 </ul>
1178
1179
1180
1181
1182
1183
1184 <h3>Return value:</h3>
1185 target path
1186
1187
1188
1189 </dd>
1190
1191
1192
1193
1194 <dt><a name="nixio.fs.realpath"></a><strong>realpath</strong>&nbsp;(path)</dt>
1195 <dd>
1196
1197  Return the cannonicalized absolute pathname.
1198
1199
1200 <h3>Parameters</h3>
1201 <ul>
1202
1203         <li>
1204           path: Path
1205         </li>
1206
1207 </ul>
1208
1209
1210
1211
1212
1213
1214 <h3>Return value:</h3>
1215 absolute path
1216
1217
1218
1219 </dd>
1220
1221
1222
1223
1224 <dt><a name="nixio.fs.remove"></a><strong>remove</strong>&nbsp;(path)</dt>
1225 <dd>
1226
1227  Remove a file or directory.
1228
1229
1230 <h3>Parameters</h3>
1231 <ul>
1232
1233         <li>
1234           path: Path
1235         </li>
1236
1237 </ul>
1238
1239
1240
1241
1242
1243
1244 <h3>Return value:</h3>
1245 true
1246
1247
1248
1249 </dd>
1250
1251
1252
1253
1254 <dt><a name="nixio.fs.rename"></a><strong>rename</strong>&nbsp;(src, dest)</dt>
1255 <dd>
1256
1257  Renames a file or directory.
1258
1259
1260 <h3>Parameters</h3>
1261 <ul>
1262
1263         <li>
1264           src: Source path
1265         </li>
1266
1267         <li>
1268           dest: Destination path
1269         </li>
1270
1271 </ul>
1272
1273
1274
1275
1276 <h3>Usage:</h3>
1277 It is normally not possible to rename files across filesystems.
1278
1279
1280
1281 <h3>Return value:</h3>
1282 true
1283
1284
1285
1286 </dd>
1287
1288
1289
1290
1291 <dt><a name="nixio.fs.rmdir"></a><strong>rmdir</strong>&nbsp;(path)</dt>
1292 <dd>
1293
1294  Remove an empty directory.
1295
1296
1297 <h3>Parameters</h3>
1298 <ul>
1299
1300         <li>
1301           path: Path
1302         </li>
1303
1304 </ul>
1305
1306
1307
1308
1309
1310
1311 <h3>Return value:</h3>
1312 true
1313
1314
1315
1316 </dd>
1317
1318
1319
1320
1321 <dt><a name="nixio.fs.stat"></a><strong>stat</strong>&nbsp;(path, field)</dt>
1322 <dd>
1323
1324  Get file status and attributes.
1325
1326
1327 <h3>Parameters</h3>
1328 <ul>
1329
1330         <li>
1331           path: Path
1332         </li>
1333
1334         <li>
1335           field: Only return a specific field, not the whole table (optional)
1336         </li>
1337
1338 </ul>
1339
1340
1341
1342
1343
1344
1345 <h3>Return value:</h3>
1346 Table containing: <ul>
1347  <li>atime = Last access timestamp</li>
1348  <li>blksize = Blocksize (POSIX only)</li>
1349  <li>blocks = Blocks used (POSIX only)</li>
1350  <li>ctime = Creation timestamp</li>
1351  <li>dev = Device ID</li>
1352  <li>gid = Group ID</li>
1353  <li>ino = Inode</li>
1354  <li>modedec = Mode converted into a decimal number</li>
1355  <li>modestr = Mode as string as returned by <code>ls -l</code></li>
1356  <li>mtime = Last modification timestamp</li>
1357  <li>nlink = Number of links</li>
1358  <li>rdev = Device ID (if special file)</li>
1359  <li>size = Size in bytes</li>
1360  <li>type = ["reg", "dir", "chr", "blk", "fifo", "lnk", "sock"]</li>
1361  <li>uid = User ID</li>
1362  </ul>
1363
1364
1365
1366 </dd>
1367
1368
1369
1370
1371 <dt><a name="nixio.fs.statvfs"></a><strong>statvfs</strong>&nbsp;(path)</dt>
1372 <dd>
1373
1374  (POSIX) Get filesystem statistics.
1375
1376
1377 <h3>Parameters</h3>
1378 <ul>
1379
1380         <li>
1381           path: Path to any file within the filesystem.
1382         </li>
1383
1384 </ul>
1385
1386
1387
1388
1389
1390
1391 <h3>Return value:</h3>
1392 Table containing: <ul>
1393  <li>bavail = available blocks</li>
1394  <li>bfree = free blocks</li>
1395  <li>blocks = number of fragments</li>
1396  <li>frsize = fragment size</li>
1397  <li>favail = available inodes</li>
1398  <li>ffree = free inodes</li>
1399  <li>files = inodes</li>
1400  <li>flag = flags</li>
1401  <li>fsid = filesystem ID</li>
1402  <li>namemax = maximum filename length</li>
1403  </ul>
1404
1405
1406
1407 </dd>
1408
1409
1410
1411
1412 <dt><a name="nixio.fs.symlink"></a><strong>symlink</strong>&nbsp;(oldpath, newpath)</dt>
1413 <dd>
1414
1415  (POSIX) Create a symbolic link.
1416
1417
1418 <h3>Parameters</h3>
1419 <ul>
1420
1421         <li>
1422           oldpath: Path
1423         </li>
1424
1425         <li>
1426           newpath: Path
1427         </li>
1428
1429 </ul>
1430
1431
1432
1433
1434
1435
1436 <h3>Return value:</h3>
1437 true
1438
1439
1440
1441 </dd>
1442
1443
1444
1445
1446 <dt><a name="nixio.fs.unlink"></a><strong>unlink</strong>&nbsp;(path)</dt>
1447 <dd>
1448
1449  Delete a name and - if no links are left - the associated file.
1450
1451
1452 <h3>Parameters</h3>
1453 <ul>
1454
1455         <li>
1456           path: Path
1457         </li>
1458
1459 </ul>
1460
1461
1462
1463
1464
1465
1466 <h3>Return value:</h3>
1467 true
1468
1469
1470
1471 </dd>
1472
1473
1474
1475
1476 <dt><a name="nixio.fs.utimes"></a><strong>utimes</strong>&nbsp;(path, actime, mtime)</dt>
1477 <dd>
1478
1479  Change file last access and last modification time.
1480
1481
1482 <h3>Parameters</h3>
1483 <ul>
1484
1485         <li>
1486           path: Path
1487         </li>
1488
1489         <li>
1490           actime: Last access timestamp (optional, default: current time)
1491         </li>
1492
1493         <li>
1494           mtime: Last modification timestamp (optional, default: actime)
1495         </li>
1496
1497 </ul>
1498
1499
1500
1501
1502
1503
1504 <h3>Return value:</h3>
1505 true
1506
1507
1508
1509 </dd>
1510
1511
1512
1513
1514 <dt><a name="nixio.fs.writefile"></a><strong>writefile</strong>&nbsp;(path, data)</dt>
1515 <dd>
1516
1517  Write a buffer into a file truncating the file first.
1518
1519
1520 <h3>Parameters</h3>
1521 <ul>
1522
1523         <li>
1524           path: Path
1525         </li>
1526
1527         <li>
1528           data: Data to write
1529         </li>
1530
1531 </ul>
1532
1533
1534
1535
1536
1537
1538 <h3>Return value:</h3>
1539 true
1540
1541
1542
1543 </dd>
1544
1545
1546 </dl>
1547
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1549
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