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CMP
Section: User Commands (1)
Updated: April 2010
Index
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NAME
cmp - compare two files byte by byte
SYNOPSIS
cmp
[OPTION]... FILE1 [FILE2 [SKIP1 [SKIP2]]]
DESCRIPTION
Compare two files byte by byte.
- -b --print-bytes
-
Print differing bytes.
- -i SKIP --ignore-initial=SKIP
-
Skip the first SKIP bytes of input.
-
-i SKIP1:SKIP2 --ignore-initial=SKIP1:SKIP2
-
- Skip the first SKIP1 bytes of FILE1 and the first SKIP2 bytes of FILE2.
- -l --verbose
-
Output byte numbers and values of all differing bytes.
- -n LIMIT --bytes=LIMIT
-
Compare at most LIMIT bytes.
- -s --quiet --silent
-
Output nothing; yield exit status only.
- -v --version
-
Output version info.
- --help
-
Output this help.
SKIP1 and SKIP2 are the number of bytes to skip in each file.
SKIP values may be followed by the following multiplicative suffixes:
kB 1000, K 1024, MB 1,000,000, M 1,048,576,
GB 1,000,000,000, G 1,073,741,824, and so on for T, P, E, Z, Y.
If a FILE is `-' or missing, read standard input.
Exit status is 0 if inputs are the same, 1 if different, 2 if trouble.
AUTHOR
Written by Torbjorn Granlund and David MacKenzie.
REPORTING BUGS
Report bugs to: bug-diffutils@gnu.org
GNU diffutils home page: <http://www.gnu.org/software/diffutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
COPYRIGHT
Copyright © 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for
cmp
is maintained as a Texinfo manual. If the
info
and
cmp
programs are properly installed at your site, the command
-
info diff
should give you access to the complete manual.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- AUTHOR
-
- REPORTING BUGS
-
- COPYRIGHT
-
- SEE ALSO
-
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