1 .\" $OpenBSD$ 2 .\" 3 .\" Copyright (c) 2018 Martin Pieuchot 4 .\" Copyright (c) 2020 Neels Hofmeyr <neels@hofmeyr.de> 5 .\" 6 .\" Permission to use, copy, modify, and distribute this software for any 7 .\" purpose with or without fee is hereby granted, provided that the above 8 .\" copyright notice and this permission notice appear in all copies. 9 .\" 10 .\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 .\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 .\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 .\" 18 .Dd $Mdocdate: August 28 2017 $ 19 .Dt DIFF 1 20 .Os 21 .Sh NAME 22 .Nm diff 23 .Nd compare files 24 .Sh SYNOPSIS 25 .Nm diff 26 .Ar file1 file2 27 .Sh DESCRIPTION 28 The 29 .Nm 30 utility compares the contents of 31 .Ar file1 32 and 33 .Ar file2 34 line by line. 35 .Sh EXIT STATUS 36 The 37 .Nm 38 utility exits with one of the following values: 39 .Pp 40 .Bl -tag -width Ds -offset indent -compact 41 .It 0 42 No differences were found. 43 .It 1 44 Differences were found. 45 .It >1 46 An error occurred. 47 .El 48