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diff --git a/archivers/libarchive/files/doc/text/bsdcpio.1.txt b/archivers/libarchive/files/doc/text/bsdcpio.1.txt index c8362b2eebb..15920c0547d 100644 --- a/archivers/libarchive/files/doc/text/bsdcpio.1.txt +++ b/archivers/libarchive/files/doc/text/bsdcpio.1.txt @@ -1,12 +1,12 @@ -BSDCPIO(1) NetBSD General Commands Manual BSDCPIO(1) +CPIO(1) BSD General Commands Manual CPIO(1) NAME - cpio -- copy files to and from archives + cpio — copy files to and from archives SYNOPSIS - cpio {-i} [options] [pattern ...] [< archive] - cpio {-o} [options] < name-list [> archive] - cpio {-p} [options] dest-dir < name-list + cpio -i [options] [pattern ...] [< archive] + cpio -o [options] < name-list [> archive] + cpio -p [options] dest-dir < name-list DESCRIPTION cpio copies files between archives and directories. This implementation @@ -14,205 +14,235 @@ DESCRIPTION and can create tar, pax, cpio, ar, and shar archives. The first option to cpio is a mode indicator from the following list: - -i Input. Read an archive from standard input (unless overriden) - and extract the contents to disk or (if the -t option is speci- + -i Input. Read an archive from standard input (unless overridden) + and extract the contents to disk or (if the -t option is speci‐ fied) list the contents to standard output. If one or more file patterns are specified, only files matching one of the patterns will be extracted. - -o Output. Read a list of filenames from standard input and produce - a new archive on standard output (unless overriden) containing + -o Output. Read a list of filenames from standard input and produce + a new archive on standard output (unless overridden) containing the specified items. - -p Pass-through. Read a list of filenames from standard input and + -p Pass-through. Read a list of filenames from standard input and copy the files to the specified directory. OPTIONS - Unless specifically stated otherwise, options are applicable in all oper- + Unless specifically stated otherwise, options are applicable in all oper‐ ating modes. - -0 Read filenames separated by NUL characters instead of newlines. - This is necessary if any of the filenames being read might con- + -0, --null + Read filenames separated by NUL characters instead of newlines. + This is necessary if any of the filenames being read might con‐ tain newlines. - -A (o mode only) Append to the specified archive. (Not yet imple- + -A (o mode only) Append to the specified archive. (Not yet imple‐ mented.) - -a (o and p modes) Reset access times on files after they are read. + -a (o and p modes) Reset access times on files after they are read. - -B (o mode only) Block output to records of 5120 bytes. + -B (o mode only) Block output to records of 5120 bytes. -C size (o mode only) Block output to records of size bytes. - -c (o mode only) Use the old POSIX portable character format. + -c (o mode only) Use the old POSIX portable character format. Equivalent to --format odc. - -d (i and p modes) Create directories as necessary. + -d, --make-directories + (i and p modes) Create directories as necessary. -E file (i mode only) Read list of file name patterns from file to list and extract. - -F file + -F file, --file file Read archive from or write archive to file. -f pattern (i mode only) Ignore files that match pattern. - --format format + -H format, --format format (o mode only) Produce the output archive in the specified format. Supported formats include: cpio Synonym for odc. newc The SVR4 portable cpio format. odc The old POSIX.1 portable octet-oriented cpio format. - pax The POSIX.1 pax format, an extension of the ustar for- + pax The POSIX.1 pax format, an extension of the ustar for‐ mat. ustar The POSIX.1 tar format. - The default format is odc. See libarchive_formats(5) for more + The default format is odc. See libarchive-formats(5) for more complete information about the formats currently supported by the underlying libarchive(3) library. - -H format - Synonym for --format. - -h, --help Print usage information. -I file Read archive from file. - -i Input mode. See above for description. + -i, --extract + Input mode. See above for description. --insecure (i and p mode only) Disable security checks during extraction or - copying. This allows extraction via symbolic links and path - names containing `..' in the name. + copying. This allows extraction via symbolic links, absolute + paths, and path names containing ‘..’ in the name. - -J (o mode only) Compress the file with xz-compatible compression - before writing it. In input mode, this option is ignored; xz + -J, --xz + (o mode only) Compress the file with xz-compatible compression + before writing it. In input mode, this option is ignored; xz compression is recognized automatically on input. - -j Synonym for -y. + -j Synonym for -y. - -L (o and p modes) All symbolic links will be followed. Normally, + -L (o and p modes) All symbolic links will be followed. Normally, symbolic links are archived and copied as symbolic links. With this option, the target of the link will be archived or copied instead. - -l (p mode only) Create links from the target directory to the orig- + -l, --link + (p mode only) Create links from the target directory to the orig‐ inal files, instead of copying. - -lzma (o mode only) Compress the file with lzma-compatible compression - before writing it. In input mode, this option is ignored; lzma + --lrzip + (o mode only) Compress the resulting archive with lrzip(1). In + input mode, this option is ignored. + + --lz4 (o mode only) Compress the archive with lz4-compatible compres‐ + sion before writing it. In input mode, this option is ignored; + lz4 compression is recognized automatically on input. + + --lzma (o mode only) Compress the file with lzma-compatible compression + before writing it. In input mode, this option is ignored; lzma compression is recognized automatically on input. - -m (i and p modes) Set file modification time on created files to + --lzop (o mode only) Compress the resulting archive with lzop(1). In + input mode, this option is ignored. + + --passphrase passphrase + The passphrase is used to extract or create an encrypted archive. + Currently, zip is only a format that cpio can handle encrypted + archives. You shouldn't use this option unless you realize how + insecure use of this option is. + + -m, --preserve-modification-time + (i and p modes) Set file modification time on created files to match those in the source. - -n (i mode, only with -t) Display numeric uid and gid. By default, + -n, --numeric-uid-gid + (i mode, only with -t) Display numeric uid and gid. By default, cpio displays the user and group names when they are provided in the archive, or looks up the user and group names in the system password database. - -no-preserve-owner + --no-preserve-owner (i mode only) Do not attempt to restore file ownership. This is the default when run by non-root users. -O file Write archive to file. - -o Output mode. See above for description. + -o, --create + Output mode. See above for description. - -p Pass-through mode. See above for description. + -p, --pass-through + Pass-through mode. See above for description. - -preserve-owner + --preserve-owner (i mode only) Restore file ownership. This is the default when run by the root user. --quiet Suppress unnecessary messages. - -R [user][:][group] - Set the owner and/or group on files in the output. If group is + -R [user][:][group], --owner [user][:][group] + Set the owner and/or group on files in the output. If group is specified with no user (for example, -R :wheel) then the group will be set but not the user. If the user is specified with a trailing colon and no group (for example, -R root:) then the group will be set to the user's default group. If the user is specified with no trailing colon, then the user will be set but not the group. In -i and -p modes, this option can only be used - by the super-user. (For compatibility, a period can be used in + by the super-user. (For compatibility, a period can be used in place of the colon.) - -r (All modes.) Rename files interactively. For each file, a + -r (All modes.) Rename files interactively. For each file, a prompt is written to /dev/tty containing the name of the file and a line is read from /dev/tty. If the line read is blank, the file is skipped. If the line contains a single period, the file is processed normally. Otherwise, the line is taken to be the new name of the file. - -t (i mode only) List the contents of the archive to stdout; do not + -t, --list + (i mode only) List the contents of the archive to stdout; do not restore the contents to disk. - -u (i and p modes) Unconditionally overwrite existing files. Ordi- + -u, --unconditional + (i and p modes) Unconditionally overwrite existing files. Ordi‐ narily, an older file will not overwrite a newer file on disk. - -v Print the name of each file to stderr as it is processed. With + -V, --dot + Print a dot to stderr for each file as it is processed. Super‐ + seded by -v. + + -v, --verbose + Print the name of each file to stderr as it is processed. With -t, provide a detailed listing of each file. --version Print the program version information and exit. - -y (o mode only) Compress the archive with bzip2-compatible compres- + -y (o mode only) Compress the archive with bzip2-compatible compres‐ sion before writing it. In input mode, this option is ignored; bzip2 compression is recognized automatically on input. - -Z (o mode only) Compress the archive with compress-compatible com- + -Z (o mode only) Compress the archive with compress-compatible com‐ pression before writing it. In input mode, this option is ignored; compression is recognized automatically on input. - -z (o mode only) Compress the archive with gzip-compatible compres- + -z (o mode only) Compress the archive with gzip-compatible compres‐ sion before writing it. In input mode, this option is ignored; gzip compression is recognized automatically on input. +EXIT STATUS + The cpio utility exits 0 on success, and >0 if an error occurs. + ENVIRONMENT The following environment variables affect the execution of cpio: LANG The locale to use. See environ(7) for more information. - TZ The timezone to use when displaying dates. See environ(7) for + TZ The timezone to use when displaying dates. See environ(7) for more information. -EXIT STATUS - The cpio utility exits 0 on success, and >0 if an error occurs. - EXAMPLES - The cpio command is traditionally used to copy file heirarchies in con- - junction with the find(1) command. The first example here simply copies + The cpio command is traditionally used to copy file hierarchies in con‐ + junction with the find(1) command. The first example here simply copies all files from src to dest: find src | cpio -pmud dest By carefully selecting options to the find(1) command and combining it - with other standard utilities, it is possible to exercise very fine con- + with other standard utilities, it is possible to exercise very fine con‐ trol over which files are copied. This next example copies files from - src to dest that are more than 2 days old and whose names match a partic- + src to dest that are more than 2 days old and whose names match a partic‐ ular pattern: find src -mtime +2 | grep foo[bar] | cpio -pdmu dest This example copies files from src to dest that are more than 2 days old - and which contain the word ``foobar'': + and which contain the word “foobar”: find src -mtime +2 | xargs grep -l foobar | cpio -pdmu dest COMPATIBILITY The mode options i, o, and p and the options a, B, c, d, f, l, m, r, t, u, and v comply with SUSv2. - The old POSIX.1 standard specified that only -i, -o, and -p were inter- + The old POSIX.1 standard specified that only -i, -o, and -p were inter‐ preted as command-line options. Each took a single argument of a list of modifier characters. For example, the standard syntax allows -imu but does not support -miu or -i -m -u, since m and u are only modifiers to -i, they are not command-line options in their own right. The syntax - supported by this implementation is backwards-compatible with the stan- + supported by this implementation is backwards-compatible with the stan‐ dard. For best compatibility, scripts should limit themselves to the standard syntax. @@ -222,16 +252,16 @@ SEE ALSO STANDARDS There is no current POSIX standard for the cpio command; it appeared in - ISO/IEC 9945-1:1996 (``POSIX.1'') but was dropped from IEEE Std - 1003.1-2001 (``POSIX.1''). + ISO/IEC 9945-1:1996 (“POSIX.1”) but was dropped from IEEE Std 1003.1-2001 + (“POSIX.1”). The cpio, ustar, and pax interchange file formats are defined by IEEE Std - 1003.1-2001 (``POSIX.1'') for the pax command. + 1003.1-2001 (“POSIX.1”) for the pax command. HISTORY The original cpio and find utilities were written by Dick Haight while working in AT&T's Unix Support Group. They first appeared in 1977 in - PWB/UNIX 1.0, the ``Programmer's Work Bench'' system developed for use + PWB/UNIX 1.0, the “Programmer's Work Bench” system developed for use within AT&T. They were first released outside of AT&T as part of System III Unix in 1981. As a result, cpio actually predates tar, even though it was not well-known outside of AT&T until some time later. @@ -242,9 +272,9 @@ BUGS The cpio archive format has several basic limitations: It does not store user and group names, only numbers. As a result, it cannot be reliably used to transfer files between systems with dissimilar user and group - numbering. Older cpio formats limit the user and group numbers to 16 or - 18 bits, which is insufficient for modern systems. The cpio archive for- - mats cannot support files over 4 gigabytes, except for the ``odc'' vari- - ant, which can support files up to 8 gigabytes. + numbering. Older cpio formats limit the user and group numbers to 16 or + 18 bits, which is insufficient for modern systems. The cpio archive for‐ + mats cannot support files over 4 gigabytes, except for the “odc” variant, + which can support files up to 8 gigabytes. -NetBSD 5.0 December 21, 2007 NetBSD 5.0 +BSD September 16, 2014 BSD |