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Diffstat (limited to 'doc/lzip.texinfo')
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diff --git a/doc/lzip.texinfo b/doc/lzip.texinfo index a17cded..adb5eb6 100644 --- a/doc/lzip.texinfo +++ b/doc/lzip.texinfo @@ -5,8 +5,8 @@ @finalout @c %**end of header -@set UPDATED 25 June 2009 -@set VERSION 1.7 +@set UPDATED 2 September 2009 +@set VERSION 1.8 @dircategory Data Compression @direntry @@ -37,8 +37,6 @@ This manual is for Lzip (version @value{VERSION}, @value{UPDATED}). * Invoking Lzip:: Command line interface * File Format:: Detailed format of the compressed file * Examples:: A small tutorial with examples -* Lzdiff:: Comparing compressed files -* Lzgrep:: Searching inside compressed files * Lziprecover:: Recovering data from damaged compressed files * Problems:: Reporting bugs * Concept Index:: Index of concepts @@ -89,9 +87,9 @@ times the dictionary size limit (1 if input file size is less than dictionary size limit, else 2) plus 8 times the dictionary size really used. For decompression is a little more than the dictionary size really used. Lzip will automatically use the smallest possible dictionary size -for each member without exceeding the given limit. It is important to -appreciate that the decompression memory requirement is affected at -compression time by the choice of dictionary size limit. +without exceeding the given limit. It is important to appreciate that +the decompression memory requirement is affected at compression time by +the choice of dictionary size limit. When decompressing, lzip attempts to guess the name for the decompressed file from that of the compressed file as follows: @@ -461,104 +459,6 @@ cat rec*big_database1_00001.lz > big_database3_00001.lz @end example -@node Lzdiff -@chapter Lzdiff -@cindex lzdiff - -Lzdiff is a wrapper script around the diff and cmp commands that allows -transparent comparison of any combination of compressed and -non-compressed files. If any given file is compressed, its uncompressed -content is used. The supported compressors are gzip, bzip2 and lzip. - -The format for running lzdiff is: - -@example -lzdiff [@var{options}] [@var{diff_options}] @var{file1} [@var{file2}] -@end example - -@noindent -Compares @var{file1} to @var{file2}. If @var{file2} is omitted, compares -@var{file1} to the uncompressed contents of @var{file1}.[gz|bz2|lz] -(depending on the default compressor selected). @var{diff_options} are -passed directly to diff or cmp. The exit status from diff or cmp is -preserved. - -Lzdiff supports the following options: - -@table @samp -@item --help -@itemx -h -Print an informative help message describing the options and exit. - -@item --version -@itemx -V -Print the version number of lzdiff on the standard output and exit. - -@item --gzip -Use gzip as default decompressor. - -@item --bzip2 -Use bzip2 as default decompressor. - -@item --lzip -Use lzip as default decompressor (default). - -@item --diff -Use diff to compare files (default). - -@item --cmp -Use cmp to compare files. - -@end table - -Lzdiff has the limitation that messages from the diff or cmp programs -refer to temporary filenames instead of those specified. - - -@node Lzgrep -@chapter Lzgrep -@cindex lzgrep - -Lzgrep is a wrapper script around the grep command that allows -transparent search on any combination of compressed and non-compressed -files. If any given file is compressed, its uncompressed content is -used. If a given file does not exist, lzgrep tries the compressed file -name corresponding to the default compressor selected. The supported -compressors are gzip, bzip2 and lzip. - -The format for running lzgrep is: - -@example -lzgrep [@var{options}] [@var{grep_options}] @var{pattern} [@var{files}] -@end example - -@noindent -@var{grep_options} are passed directly to grep. The exit status from -grep is preserved. - -Lzgrep supports the following options: - -@table @samp -@item --help -@itemx -h -Print an informative help message describing the options and exit. - -@item --version -@itemx -V -Print the version number of lzgrep on the standard output and exit. - -@item --gzip -Use gzip as default decompressor. - -@item --bzip2 -Use bzip2 as default decompressor. - -@item --lzip -Use lzip as default decompressor (default). - -@end table - - @node Lziprecover @chapter Lziprecover @cindex lziprecover |