diff options
Diffstat (limited to 'man/dd.1')
| -rw-r--r-- | man/dd.1 | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/man/dd.1 b/man/dd.1 new file mode 100644 index 0000000..73626fc --- /dev/null +++ b/man/dd.1 @@ -0,0 +1,184 @@ +.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.47.3. +.TH DD "1" "March 2020" "GNU coreutils 8.32" "User Commands" +.SH NAME +dd \- convert and copy a file +.SH SYNOPSIS +.B dd +[\fI\,OPERAND\/\fR]... +.br +.B dd +\fI\,OPTION\/\fR +.SH DESCRIPTION +.\" Add any additional description here +.PP +Copy a file, converting and formatting according to the operands. +.TP +bs=BYTES +read and write up to BYTES bytes at a time (default: 512); +overrides ibs and obs +.TP +cbs=BYTES +convert BYTES bytes at a time +.TP +conv=CONVS +convert the file as per the comma separated symbol list +.TP +count=N +copy only N input blocks +.TP +ibs=BYTES +read up to BYTES bytes at a time (default: 512) +.TP +if=FILE +read from FILE instead of stdin +.TP +iflag=FLAGS +read as per the comma separated symbol list +.TP +obs=BYTES +write BYTES bytes at a time (default: 512) +.TP +of=FILE +write to FILE instead of stdout +.TP +oflag=FLAGS +write as per the comma separated symbol list +.TP +seek=N +skip N obs\-sized blocks at start of output +.TP +skip=N +skip N ibs\-sized blocks at start of input +.TP +status=LEVEL +The LEVEL of information to print to stderr; +\&'none' suppresses everything but error messages, +\&'noxfer' suppresses the final transfer statistics, +\&'progress' shows periodic transfer statistics +.PP +N and BYTES may be followed by the following multiplicative suffixes: +c=1, w=2, b=512, kB=1000, K=1024, MB=1000*1000, M=1024*1024, xM=M, +GB=1000*1000*1000, G=1024*1024*1024, and so on for T, P, E, Z, Y. +Binary prefixes can be used, too: KiB=K, MiB=M, and so on. +.PP +Each CONV symbol may be: +.TP +ascii +from EBCDIC to ASCII +.TP +ebcdic +from ASCII to EBCDIC +.TP +ibm +from ASCII to alternate EBCDIC +.TP +block +pad newline\-terminated records with spaces to cbs\-size +.TP +unblock +replace trailing spaces in cbs\-size records with newline +.TP +lcase +change upper case to lower case +.TP +ucase +change lower case to upper case +.TP +sparse +try to seek rather than write all\-NUL output blocks +.TP +swab +swap every pair of input bytes +.TP +sync +pad every input block with NULs to ibs\-size; when used +with block or unblock, pad with spaces rather than NULs +.TP +excl +fail if the output file already exists +.TP +nocreat +do not create the output file +.TP +notrunc +do not truncate the output file +.TP +noerror +continue after read errors +.TP +fdatasync +physically write output file data before finishing +.TP +fsync +likewise, but also write metadata +.PP +Each FLAG symbol may be: +.TP +append +append mode (makes sense only for output; conv=notrunc suggested) +.TP +direct +use direct I/O for data +.TP +directory +fail unless a directory +.TP +dsync +use synchronized I/O for data +.TP +sync +likewise, but also for metadata +.TP +fullblock +accumulate full blocks of input (iflag only) +.TP +nonblock +use non\-blocking I/O +.TP +noatime +do not update access time +.TP +nocache +Request to drop cache. See also oflag=sync +.TP +noctty +do not assign controlling terminal from file +.TP +nofollow +do not follow symlinks +.TP +count_bytes +treat 'count=N' as a byte count (iflag only) +.TP +skip_bytes +treat 'skip=N' as a byte count (iflag only) +.TP +seek_bytes +treat 'seek=N' as a byte count (oflag only) +.PP +Sending a USR1 signal to a running 'dd' process makes it +print I/O statistics to standard error and then resume copying. +.PP +Options are: +.TP +\fB\-\-help\fR +display this help and exit +.TP +\fB\-\-version\fR +output version information and exit +.SH AUTHOR +Written by Paul Rubin, David MacKenzie, and Stuart Kemp. +.SH "REPORTING BUGS" +GNU coreutils online help: <https://www.gnu.org/software/coreutils/> +.br +Report any translation bugs to <https://translationproject.org/team/> +.SH COPYRIGHT +Copyright \(co 2020 Free Software Foundation, Inc. +License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>. +.br +This is free software: you are free to change and redistribute it. +There is NO WARRANTY, to the extent permitted by law. +.SH "SEE ALSO" +Full documentation <https://www.gnu.org/software/coreutils/dd> +.br +or available locally via: info \(aq(coreutils) dd invocation\(aq |