On 3/11/2015 4:24 PM, Mark LaPierre wrote: > Does anyone know if ZCAD or 7-Zip is packaged for CentOS X86-64 > somewhere out there? 7za is the command line tool, I use the one in EPEL package p7zip... usage is akin to zip and rar, in that 7z is both a archive container AND compression format, unlike gz, bz2, which are purely compression and rely on tar or another archiver to bundle multiple files into one. $ 7za --help 7-Zip (A) [64] 9.20 Copyright (c) 1999-2010 Igor Pavlov 2010-11-18 p7zip Version 9.20 (locale=en_US.UTF-8,Utf16=on,HugeFiles=on,24 CPUs) Usage: 7za <command> [<switches>...] <archive_name> [<file_names>...] [<@listfiles...>] <Commands> a: Add files to archive b: Benchmark d: Delete files from archive e: Extract files from archive (without using directory names) l: List contents of archive t: Test integrity of archive u: Update files to archive x: eXtract files with full paths <Switches> -ai[r[-|0]]{@listfile|!wildcard}: Include archives -ax[r[-|0]]{@listfile|!wildcard}: eXclude archives -bd: Disable percentage indicator -i[r[-|0]]{@listfile|!wildcard}: Include filenames -m{Parameters}: set compression Method -o{Directory}: set Output directory -p{Password}: set Password -r[-|0]: Recurse subdirectories -scs{UTF-8 | WIN | DOS}: set charset for list files -sfx[{name}]: Create SFX archive -si[{name}]: read data from stdin -slt: show technical information for l (List) command -so: write data to stdout -ssc[-]: set sensitive case mode -t{Type}: Set type of archive -u[-][p#][q#][r#][x#][y#][z#][!newArchiveName]: Update options -v{Size}[b|k|m|g]: Create volumes -w[{path}]: assign Work directory. Empty path means a temporary directory -x[r[-|0]]]{@listfile|!wildcard}: eXclude filenames -y: assume Yes on all queries -- john r pierce 37N 122W somewhere on the middle of the left coast