X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=NEWS;h=76917fb4a7a9de9dd48d86b67b259d915c1de5ae;hb=8b471d55ffddb1893fc0e8b78434ceb352f53119;hp=5e21457982250347eea35574668b9bfde9e5ab74;hpb=4c4c5a4dc1405f632a3c96c34b8d7a221f295c38;p=chaz%2Ftar diff --git a/NEWS b/NEWS index 5e21457..76917fb 100644 --- a/NEWS +++ b/NEWS @@ -1,16 +1,68 @@ GNU tar NEWS - User visible changes. -Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, -2004, 2005 -Free Software Foundation, Inc. -See the end for copying conditions. - Please send GNU tar bug reports to -version 1.15.2 (CVS version -- unreleased) +version 1.15.91 - Sergey Poznyakoff, (CVS version) + +* Incompatible changes + +** Globbing + +Previous versions of GNU tar assumed shell-style globbing when +extracting from or listing an archive. For example: + + tar xf foo.tar '*.c' + +would extract all files whose names end in '.c'. This behavior +was not documented and was incompatible with traditional tar +implementations. Therefore, starting from this version, GNU tar +no longer uses globbing by default. For example, the above invocation +is now interpreted as a request to extract from the archive the file +named '*.c'. + +To treat member names as globbing patterns, use --wildcards option. +So, if you wish tar to mimic the behavior of versions up to 1.15.90, +set 'TAR_OPTIONS=--wildcards'. + +The exact way tar interprets member names is controlled by the +following command line options: + + --wildcards use wildcards + --anchored patterns match file name start + --ignore-case ignore case + --wildcards-match-slash wildcards match `/' + +Each of these options has a '--no-' counterpart that disables its +effect (e.g. --no-wildcards). + +These options affect both the interpretation of member names from +command line and that of the exclusion patterns (given with --exclude +and --exclude-from options). The defaults are: + + 1. For member names: --no-wildcards --anchored + 2. For exclusion patterns: --wildcards --no-anchored --wildcards-match-slash + +The options can appear multiple times in the command line, thereby +changing the way command line arguments are interpreted. For example, +to use case-insensitive matching in exclude patterns and to revert to +case-sensitive matching for the rest of command line, one could write: + + tar xf foo.tar --ignore-case --exclude-from=FILE --no-ignore-case file.name + +** Short option -l is now an alias of --check-links option, which complies +with UNIX98. This ends the transition period started with version 1.14. + +* New features + +** New incremental snapshot file format keeps information about file names +as well as that about directories. + + + +version 1.15.90 - Sergey Poznyakoff, 2006-02-19 * New features -* Any number of -T (--files-from) options may be used in the command line. +** Any number of -T (--files-from) options may be used in the command line. The file specified with -T may include any valid `tar' options, including another -T option. Compatibility note: older versions of tar would only recognize -C @@ -18,14 +70,14 @@ as an option name within the file list file. Now any file whose name starts with - is handled as an option. To insert file names starting with dash, use the --add-file option. -* List files containing null-separated file names are detected and processed +** List files containing null-separated file names are detected and processed automatically. It is no longer necessary to give the --null option. -* New option --no-unquote disables the unquoting of input file names. +** New option --no-unquote disables the unquoting of input file names. This is useful for processing output from `find dir -print0'. An orthogonal option --unquote is provided as well. -* New option --test-label tests the archive volume label. +** New option --test-label tests the archive volume label. If an argument is specified, the label is compared against its value. Tar exits with code 0 if the two strings match, and with code 2 if they do not. @@ -33,17 +85,46 @@ they do not. If no argument is given, the --verbose option is implied. In this case, tar prints the label name if present and exits with code 0. -* New option --show-stored-names. When creating an archive in verbose mode, +** New option --show-stored-names. When creating an archive in verbose mode, it lists member names as stored in the archive, i.e., with any eventual prefixes removed. The option is useful, for example, while comparing `tar cv' and `tar tv' outputs. -* Better support for full-resolution time stamps. Tar cannot restore +** New option --to-command pipes the contents of archive members to the +specified command. + +** New option --atime-preserve=system, which uses the O_NOATIME feature +of recent Linux kernels to avoid some problems when preserving file +access times. + +** New option --delay-directory-restore delays restoring modification times +and permissions of extracted directories until the end of extraction. +This is necessary for restoring from archives with unusual member +ordering (in particular, those created with --no-recursion option). +This option is implied when restoring from incremental archives. + +** New option --restrict prohibits use of some potentially harmful tar +options. Currently it disables '!' escape in multi-volume name menu. + +** New options --quoting-style and --quote-chars control the way tar +quotes member names on output. The --quoting-style takes an argument +specifying the quoting style to use (literal, shell, shell-always, +c, escape, locale, clocale). The argument to --quote-chars is a string +specifying characters to quote, even if the selected quoting style +would not quote them otherwise. The option --no-quote-chars is +provided to disable quoting certain characters. + +** The end-of-volume script (introduced with --info-script option) can +get current archive name from the environment variable TAR_ARCHIVE and +the volume number from the variable TAR_VOLUME. It can alter the +archive name by writing new name to the file descriptor 3. + +** Better support for full-resolution time stamps. Tar cannot restore time stamps to full nanosecond resolution, though, until the kernel guys get their act together and give us a system call to set file time stamps to nanosecond resolution. -* The -v option now prints time stamps only to 1-minute resolution, +** The -v option now prints time stamps only to 1-minute resolution, not full resolution, to avoid using up too many output columns. Nanosecond resolution is now supported, but that would be too much. @@ -58,6 +139,16 @@ was not processed correctly. ** Previous version created invalid archives when files shrink during reading. ** Compare mode (tar d) hanged when trying to compare file contents. +** Previous versions in certain cases failed to restore directory +modification times. +** When creating an archive, do not attempt to store files whose +meta-data cannot be stored in the header due to format limitations +(for ustar and v7 formats). +** The --version option now also outputs information about copyright, +license, and credits. This reverts to the behavior of tar 1.14 and +earlier, and conforms to the GNU coding standards. The --license (-L) +option introduced in tar 1.15 has been removed, since it's no longer +needed. version 1.15.1 - Sergey Poznyakoff, 2004-12-21 @@ -703,8 +794,8 @@ Versions 1.07 back to 1.00 by Jay Fenlason. -Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003 -Free Software Foundation, Inc. +Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, +2004, 2005, 2006 Free Software Foundation, Inc. This file is part of GNU tar.