Compares two files to find differences and interactively merges them. Without the -o option, sdiff behaves like diff-side-by-side.
Treat all files as text files. Useful for checking to see if binary files are identical.
Ignore repeating blanks and end-of-line blanks; treat successive blanks as one.
Ignore blank lines in files.
Ignore segments of numerous changes and output a smaller set of changes.
Ignore changes based on expanding tabs.
Speed output of large files by scanning for scattered small changes; long stretches with many changes may not show up.
Print brief usage message.
Ignore case in text comparison. Upper- and lowercase are considered the same.
Ignore lines in files that match the regular expression
For two-column output (-y), show only left column of common lines.
Send identical lines of
outfile; print line differences and edit
outfile by entering, when prompted, the following commands:
Edit an empty file.
Edit both left and right columns.
Edit left column.
Edit right column.
Append left column to
Exit the editor.
Append right column to
Silent mode; don't print identical lines.
Turn off "silent mode."