X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=NEWS;h=667fad83f76031f007b069c2ee733ffae33d92f2;hb=8da503cad6e883b30c05749149084d24319063b4;hp=f53f8a9ebe5ed63624d8b61e5c8a2b86816b635b;hpb=0ba8bdf5f3401fdc8c1595857ab69f6c65e04353;p=chaz%2Ftar diff --git a/NEWS b/NEWS index f53f8a9..667fad8 100644 --- a/NEWS +++ b/NEWS @@ -1,9 +1,42 @@ -GNU tar NEWS - User visible changes. 2010-03-11 +GNU tar NEWS - User visible changes. 2010-09-12 Please send GNU tar bug reports to +version 1.23.90 - (Git) -* --test-label behavior +* The --full-time option. + +New command line option `--full-time' instructs tar to output file +time stamps to the full resolution. + +* Bugfixes. + +** More reliable directory traversal when creating archives + +Tar now checks for inconsistencies caused when a file system is +modified while tar is creating an archive. In the new approach, tar +maintains a cache of file descriptors to directories, so it uses more +file descriptors before, but it gracefully adjusts to system limits on +the number of file descriptors. The new checks are implemented via +the openat, dirfd, fdopendir, fstatat, and readlinkat calls +standardized by POSIX.1-2008. On an older system where these calls do +not exist or do not return useful results, tar emulates the calls at +some cost in efficiency and reliability. + +** Spurious error diagnostics on broken pipe. + +When receiving SIGPIPE, tar would exit with error status and +"write error" diagnostics. In particular, this occurred if +invoked as in the example below: + + tar tf archive.tar | head -n 1 + +** --remove-files + +Tar --remove-files failed to remove a directory which contained +symlinks to another files within that directory. + +** --test-label behavior In case of a mismatch, `tar --test-label LABEL' exits with code 1, not 2 as it did in previous versions. @@ -18,14 +51,21 @@ Several volume labels may be specified in a command line, e.g.: In this case, tar exits with code 0 if any one of the arguments matches the actual volume label. -* --label used with --update +** --label used with --update The `--label' option can be used with `--update' to prevent accidental update of an archive: tar -rf archive --label 'My volume' . -This did not work in previous versions, in spite of what the docs said. +This did not work in previous versions, in spite of what the docs said. + +** --record-size and --tape-length (-L) options + +Usual size suffixes are allowed for these options. For example, +-L10k stands for a 10 kilobyte tape length. + +** Fix dead loop on extracting existing symlinks with the -k option. version 1.23 - Sergey Poznyakoff, 2010-03-10 @@ -106,7 +146,7 @@ the Epoch or a `Time reference' (see below). * Time references in --pax-option argument. Any value from the --pax-option argument that is enclosed in a pair -of curly braces represents a time reference. The string between the +of curly braces represents a time reference. The string between the braces is understood either as a textual time representation, as described in chapter 7, "Date input formats", of the Tar manual, or as a name of an existing file, starting with `/' or `.'. In the latter @@ -140,14 +180,14 @@ version 1.22 - Sergey Poznyakoff, 2009-03-05 * Support for xz compression -Tar uses xz for compression if one of the following conditions is met: +Tar uses xz for compression if one of the following conditions is met: 1. The option --xz or -J (see below) is used. 2. The xz binary is set as compressor using --use-compress-program option. 3. The file name of the archive being created ends in `.xz' and auto-compress option (-a) is used. -Xz is used for decompression if one of the following conditions is met: +Xz is used for decompression if one of the following conditions is met: 1. The option --xz or -J is used. 2. The xz binary is set as compressor using --use-compress-program option. @@ -200,7 +240,7 @@ control type of archive members affected by them. The flags are: - s Apply transformation to symbolic link targets. - - h + - h Apply transformation to hard link targets. Corresponding upper-case letters negate the meaning, so that @@ -222,10 +262,10 @@ can be changed using `flags=' statement before the expressions, e.g.: ** The --null option disabled handling of tar options in list files. This is fixed. -** Fixed record size autodetection. If detected record size differs from -the expected value (either default, or set on the command line), tar -always prints a warning if verbosity level is set to 1 or greater, -i.e. if either -t or -v option is given. +** Fixed record size autodetection. If the detected record size differs from +the expected value (either default one, or the one set from the +command line), tar always prints a warning if verbosity level is set +to 1 or greater, i.e. if either -t or -v option is given. @@ -279,7 +319,7 @@ during both creation and extraction. Tar 1.19 used them only during extraction. For a detailed description, see chapter 6.7 "Modifying File and Member -Names". +Names". * Info (end-of-volume) scripts @@ -306,8 +346,8 @@ control systems, e.g. "CVS/", ".svn/", etc. The following options now work with incremental archives as well: - --exclude-caches - --exclude-caches-all + --exclude-caches + --exclude-caches-all --exclude-tag --exclude-tag-all --exclude-tag-under @@ -318,14 +358,14 @@ Previous versions always stored absolute file names in rename records, even if -P was not used. This is fixed: rename records contain file names processed in accordance with the command line settings. - + * Fix --version output. * Recognition of broken archives. When supplied an archive smaller than 512 bytes in reading mode (-x, -t), the previous version of tar silently ignored it, exiting with -code 0. It is fixed. Tar now issues the following diagnostic message: +code 0. It is fixed. Tar now issues the following diagnostic message: 'This does not look like a tar archive', and exits with code 2. * Fix double-dot recognition in archive member names in case of duplicate '/.'. @@ -720,7 +760,7 @@ tar. * New message translations fi (Finnish), gl (Galician), hr (Croatian), hu (Hungarian), ms (Malaysian), nb (Norwegian), ro (Romanian), sk (Slovak), zh_CN (Chinese simplified), zh_TW (Chinese traditional). - The code 'no' for Norwegian (Bokmål) has been withdrawn; use 'nb' instead. + The code 'no' for Norwegian (BokmÃ¥l) has been withdrawn; use 'nb' instead. * Bug fixes. @@ -1045,7 +1085,7 @@ version 1.13 - Paul Eggert, 1999-07-08. but they have been removed to maintain compatibility with paxutils. Please try --use=bzip2 instead of --bzip2. -Version 1.12 - François Pinard, 1997-04. +Version 1.12 - François Pinard, 1997-04. Sensitive matters * Use shell globbing patterns for --label, instead of regular expressions. @@ -1088,7 +1128,7 @@ Various changes Many bugs are squashed, while others still run free. -Version 1.11.8 - François Pinard, 1995-06. +Version 1.11.8 - François Pinard, 1995-06. * Messages available in French, German, Portuguese and Swedish. * The distribution provides a rudimentary Texinfo manual.