SDIFF(1) diffutils 3.12 SDIFF(1)
User Commands User Commands
April 2025
NAME
sdiff - side-by-side merge of file differences
SYNOPSIS
sdiff [,OPTION/]... ,FILE1 FILE2/
DESCRIPTION
Side-by-side merge of differences between FILE1 and FILE2.
Mandatory arguments to long options are mandatory for short options
too.
-o, --output=,FILE/
operate interactively, sending output to FILE
-i, --ignore-case
consider upper- and lower-case to be the same
-E, --ignore-tab-expansion
ignore changes due to tab expansion
-Z, --ignore-trailing-space
ignore white space at line end
-b, --ignore-space-change
ignore changes in the amount of white space
-W, --ignore-all-space
ignore all white space
-B, --ignore-blank-lines
ignore changes whose lines are all blank
-I, --ignore-matching-lines=,RE/
ignore changes all whose lines match RE
--strip-trailing-cr
strip trailing carriage return on input
-a, --text
treat all files as text
-w, --width=,NUM/
output at most NUM (default 130) print columns
-l, --left-column
output only the left column of common lines
-s, --suppress-common-lines
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SDIFF(1) diffutils 3.12 SDIFF(1)
User Commands User Commands
April 2025
do not output common lines
-t, --expand-tabs
expand tabs to spaces in output
--tabsize=,NUM/
tab stops at every NUM (default 8) print columns
-d, --minimal
try hard to find a smaller set of changes
-H, --speed-large-files
assume large files, many scattered small changes
--diff-program=,PROGRAM/
use PROGRAM to compare files
--help
display this help and exit
-v, --version
output version information and exit
If a FILE is '-', read standard input. Exit status is 0 if inputs are
the same, 1 if different, 2 if trouble.
AUTHOR
Written by Thomas Lord.
REPORTING BUGS
Report bugs to: bug-diffutils@gnu.org
GNU diffutils home page: <https://www.gnu.org/software/diffutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>
COPYRIGHT
Copyright c 2025 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later <https://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
cmp(1), diff(1), diff3(1)
The full documentation for sdiff is maintained as a Texinfo manual.
If the info and sdiff programs are properly installed at your site,
the command
info sdiff
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SDIFF(1) diffutils 3.12 SDIFF(1)
User Commands User Commands
April 2025
should give you access to the complete manual.
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