3 .\" Written by Raymond Lai <ray@cyth.net>.
21 Shows a side-by-side comparison of two files.
26 Only print the left column for identical lines.
34 In this mode, the user is prompted for each set of differences.
40 for details of which editor, if any, is invoked.
42 The commands are as follows:
45 Choose left set of diffs.
47 Choose right set of diffs.
49 Silent mode \(en identical lines are not printed.
51 Verbose mode \(en identical lines are printed.
53 Start editing an empty file, which will be merged into
55 upon exiting the editor.
57 Start editing file with left set of diffs.
59 Start editing file with right set of diffs.
61 Start editing file with both sets of diffs.
71 characters on each line.
72 The default is 130 characters.
86 Ignore trailing blank spaces.
90 Ignore line changes matching
92 All lines in the change must match
94 for the change to be ignored.
96 Do a case-insensitive comparison.
98 Expand tabs to spaces.
108 .It Ev EDITOR , VISUAL
109 Specifies an editor to use with the
127 Specifies a directory for temporary files to be created.
138 was written from scratch for the public domain by
139 .An Ray Lai Aq ray@cyth.net .
141 Although undocumented,
143 supports all options supported by GNU sdiff.
144 Some options require GNU diff.
146 Tabs are treated as anywhere from one to eight characters wide,
147 depending on the current column.
148 Terminals that treat tabs as eight characters wide will look best.
151 may not work with binary data.