En algunos casos hay que tener rar para poder usar otro software en mi caso dvd::rip; bueno detallo los pasos que seguí para instalarlo:
Hay de descargar la última versión desde rarlab
wget http://www.rarlab.com/rar/rarlinux-4.2.0.tar.gz
Una vez descargado hay que seguir los siguientes pasos:
tar -xvf rarlinux-3.6.1.tar.gz cd rar make install cd .. rm -R -f rar
Listo ahora ya podemos usarlo:
Comprimir:
rar a
Podemos usar -r para comprimir una carpeta de forma recursiva, -p seguido sin espacios de la palabra clave para poner contraseña, e igualmente -hp para el caso que queramos ocultar el contenido a menos que se introduzca la contraseña.
Descomprimir:
rar e
Aquí usaremos -p seguido sin espacios por la palabra clave para indicar contraseñas.
más información:
RAR 3.71 Copyright (c) 1993-2007 Alexander Roshal 20 Sep 2007 Usage: rar <command> -<switch 1> -<switch N> <archive> <files...> <@listfiles...> <path_to_extract\> <Commands> a Add files to archive c Add archive comment cf Add files comment ch Change archive parameters cw Write archive comment to file d Delete files from archive e Extract files to current directory f Freshen files in archive i[par]=<str> Find string in archives k Lock archive l[t,b] List archive [technical, bare] m[f] Move to archive [files only] p Print file to stdout r Repair archive rc Reconstruct missing volumes rn Rename archived files rr[N] Add data recovery record rv[N] Create recovery volumes s[name|-] Convert archive to or from SFX t Test archive files u Update files in archive v[t,b] Verbosely list archive [technical,bare] x Extract files with full path <Switches> - Stop switches scanning ad Append archive name to destination path ag[format] Generate archive name using the current date ap<path> Set path inside archive as Synchronize archive contents av Put authenticity verification (registered versions only) av- Disable authenticity verification check c- Disable comments show cfg- Disable read configuration cl Convert names to lower case cu Convert names to upper case df Delete files after archiving dh Open shared files ds Disable name sort for solid archive e[+]<attr> Set file exclude and include attributes ed Do not add empty directories en Do not put 'end of archive' block ep Exclude paths from names ep1 Exclude base directory from names ep3 Expand paths to full including the drive letter f Freshen files hp[password] Encrypt both file data and headers id[c,d,p,q] Disable messages ierr Send all messages to stderr ilog[name] Log errors to file (registered versions only) inul Disable all messages isnd Enable sound k Lock archive kb Keep broken extracted files m<0..5> Set compression level (0-store...3-default...5-maximal) mc<par> Set advanced compression parameters md<size> Dictionary size in KB (64,128,256,512,1024,2048,4096 or A-G) ms[ext;ext] Specify file types to store n<file> Include only specified file n@ Read file names to include from stdin n@<list> Include files in specified list file o+ Overwrite existing files o- Do not overwrite existing files ol Save symbolic links as the link instead of the file or Rename files automatically ow Save or restore file owner and group p[password] Set password p- Do not query password r Recurse subdirectories r0 Recurse subdirectories for wildcard names only rr[N] Add data recovery record rv[N] Create recovery volumes s[<N>,v[-],e] Create solid archive s- Disable solid archiving sc<chr>[obj] Specify the character set sfx[name] Create SFX archive si[name] Read data from standard input (stdin) sl<size> Process files with size less than specified sm<size> Process files with size more than specified t Test files after archiving ta<date> Process files modified after <date> in YYYYMMDDHHMMSS format tb<date> Process files modified before <date> in YYYYMMDDHHMMSS format tk Keep original archive time tl Set archive time to latest file tn<time> Process files newer than <time> to<time> Process files older than <time> ts<m,c,a>[N] Save or restore file time (modification, creation, access) u Update files v Create volumes with size autodetection or list all volumes v<size>[k,b] Create volumes with size=<size>*1000 [*1024, *1] ver[n] File version control vn Use the old style volume naming scheme vp Pause before each volume w<path> Assign work directory x<file> Exclude specified file x@ Read file names to exclude from stdin x@<list> Exclude files in specified list file y Assume Yes on all queries z[file] Read archive comment from file