X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=finddup.1;h=f88f42fddb0a9b77b6b8a0997091f52fd05be0be;hb=da07c4f78dce0021ed889ea0db818cb55d96ceed;hp=36ae5a3de781881491f61d76f2c8446669b71dbb;hpb=86c8a0fee4858cf0798a6045991f1b98bb037d3e;p=finddup.git

diff --git a/finddup.1 b/finddup.1
index 36ae5a3..f88f42f 100644
--- a/finddup.1
+++ b/finddup.1
@@ -1,22 +1,23 @@
+.TH "FINDDUP" 1 "Mar 2010" "Francois Fleuret" "User Commands"
+
 \" This man page was written by Francois Fleuret <francois@fleuret.org>
 \" and is distributed under a Creative Commons Attribution-Share Alike
 \" 3.0 License.
 
-.TH "FINDDUP" 1 "Mar 2010" "Francois Fleuret" "User Commands"
-
 .SH "NAME"
 
-finddup \- Find files common to several directories or not
+finddup \- Find files common to two directories (or not)
 
 .SH "SYNOPSIS"
 
-\fBfinddup\fP [OPTION]... [FILE]...
+\fBfinddup\fP [OPTION]... DIR1 [[not:]DIR2]
 
 .SH "DESCRIPTION"
 
-\fBfinddup\fP is a command line utility to find duplicate files, files
-common to two directories or files existing in one directories and not
-in another one.
+With a single directory argument, \fBfinddup\fP prints the duplicated
+files found in it. With two directories, it prints either the files
+common to both DIR1 and DIR2, or with the `not:' prefix, the ones
+present in DIR1 and not in DIR2.
 
 .SH "OPTIONS"
 .TP
@@ -28,7 +29,8 @@ shows the real path of the files
 
 .SH "BUGS"
 
-None known, probably many though.
+Every pair of different files with same content are listed, which
+results in K^2 printed lines when K files are similar.
 
 .SH "AUTHOR"