X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=NEWS;h=667fad83f76031f007b069c2ee733ffae33d92f2;hb=8da503cad6e883b30c05749149084d24319063b4;hp=c8d614df07868574042c255beb7c0ad67d4911d2;hpb=fc61c174100019859fc3ae930a18839cd316be6e;p=chaz%2Ftar diff --git a/NEWS b/NEWS index c8d614d..667fad8 100644 --- a/NEWS +++ b/NEWS @@ -1,7 +1,8 @@ -GNU tar NEWS - User visible changes. 2010-03-28 +GNU tar NEWS - User visible changes. 2010-09-12 Please send GNU tar bug reports to +version 1.23.90 - (Git) * The --full-time option. @@ -10,6 +11,18 @@ 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 @@ -45,7 +58,12 @@ 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. @@ -128,7 +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 @@ -162,14 +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. @@ -222,7 +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 @@ -301,7 +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 @@ -328,8 +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 @@ -340,7 +358,7 @@ 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. @@ -742,7 +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. @@ -1067,7 +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. @@ -1110,7 +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.