Pour installer p7zip sur une distribution à base de rpm, ouvrez un terminal et lancez la commande suivante :
yum install p7zip
Ou celle-ci pour une distribution à base de Debian :
sudo aptitude install p7zip p7zip-full
Pour lancer l'extraction d'un fichier au format 7z:
7za x monfichier.7z
Synopsis
7za [adeltux] [-] [SWITCH] <ARCHIVE_NAME> <ARGUMENTS>...
Function Letters
- a Add
- d Delete
- e Extract
- l List
- t Test
- u Update
- x eXtract 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
- -l don't store symlinks; store the files/directories they point to (CAUTION : the scanning stage can never end because of recursive symlinks like 'ln -s .. ldir')
- -m{Parameters}
- -mhe=on|off 7z format only : enables or disables archive header encryption (Default : off)
- -o{Directory} Set Output directory
- -p{Password} Set Password
- -r[-|0] Recurse subdirectories (CAUTION: this flag does not do what you think, avoid using it)
- -sfx[{name}] Create SFX archive
- -si Read data from StdIn (eg: tar cf - directory | 7za a -si directory.tar.7z)
- -so Write data to StdOut (eg: % echo foo | 7z a dummy -tgzip -si -so > /dev/null)
- -slt Sets technical mode for l (list) command
- -t{Type} Type of archive (7z, zip, gzip, bzip2 or tar. 7z format is default)
- -v{Size}[b|k|m|g] Create volumes
- -u[-][p#][q#][r#][x#][y#][z#][!newArchiveName] Update options
- -w[path] Set Working directory
- -x[r[-|0]]]{@listfile|!wildcard} Exclude filenames
- -y Assume Yes on all queries
Diagnostics
7-Zip returns the following exit codes:
- 0 Normal (no errors or warnings detected)
- 1 Warning (Non fatal error(s)). For example, some files cannot be read during compressing. So they were not compressed
- 2 Fatal error
- 7 Bad command line parameters
- 8 Not enough memory for operation
- 255 User stopped the process with control-C (or similar)
Example 1
- 7za a -t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on archive.7z dir1
- adds all files from directory "dir1" to archive archive.7z using "ultra settings"
- -t7z 7z archive
- -m0=lzma lzma method
- -mx=9 level of compression = 9 (Ultra)
- -mfb=64 number of fast bytes for LZMA = 64
- -md=32m dictionary size = 32 megabytes
- -ms=on solid archive = on
Example 2
- 7za a -sfx archive.exe dir1
- add all files from directory "dir1" to SFX archive archive.exe (Remark : SFX archive MUST end with ".exe")
Example 3
- 7za a -mhe=on -pmy_password archive.7z a_directory
- add all files from directory "a_directory" to the archive "archive.7z" (with data and header archive encryption on)