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1 .\" | 1 .\" |
2 .\" Original zdiff.1 for gzip: Jean-loup Gailly | 2 .\" Original zdiff.1 for gzip: Jean-loup Gailly |
3 .\" | 3 .\" |
4 .\" Modifications for XZ Utils: Lasse Collin | 4 .\" Modifications for XZ Utils: Lasse Collin |
5 .\" Andrew Dudman | 5 .\" Andrew Dudman |
6 .\" | 6 .\" |
7 .\" License: GNU GPLv2+ | 7 .\" License: GNU GPLv2+ |
8 .\" | 8 .\" |
9 .TH XZDIFF 1 "2009-07-05" "Tukaani" "XZ Utils" | 9 .TH XZDIFF 1 "2010-09-27" "Tukaani" "XZ Utils" |
10 .SH NAME | 10 .SH NAME |
11 xzcmp, xzdiff, lzcmp, lzdiff \- compare compressed files | 11 xzcmp, xzdiff, lzcmp, lzdiff \- compare compressed files |
12 .SH SYNOPSIS | 12 .SH SYNOPSIS |
13 .B xzcmp | 13 .B xzcmp |
14 .RI [ cmp_options "] " file1 " [" file2 ] | 14 .RI [ cmp_options "] " file1 " [" file2 ] |
15 .br | 15 .br |
16 .B xzdiff | 16 .B xzdiff |
17 .RI [ diff_options "] " file1 " [" file2 ] | 17 .RI [ diff_options "] " file1 " [" file2 ] |
18 .br | 18 .br |
19 .B lzcmp | 19 .B lzcmp |
20 .RI [ cmp_options "] " file1 " [" file2 ] | 20 .RI [ cmp_options "] " file1 " [" file2 ] |
21 .br | 21 .br |
22 .B lzdiff | 22 .B lzdiff |
23 .RI [ diff_options "] " file1 " [" file2 ] | 23 .RI [ diff_options "] " file1 " [" file2 ] |
24 .SH DESCRIPTION | 24 .SH DESCRIPTION |
25 .B xzcmp | 25 .B xzcmp |
26 and | 26 and |
27 .B xzdiff | 27 .B xzdiff |
28 invoke | 28 invoke |
29 .BR cmp (1) | 29 .BR cmp (1) |
30 or | 30 or |
31 .BR diff (1) | 31 .BR diff (1) |
32 on files compressed with | 32 on files compressed with |
33 .BR xz (1), | 33 .BR xz (1), |
34 .BR lzma (1), | 34 .BR lzma (1), |
35 .BR gzip (1), | 35 .BR gzip (1), |
36 or | 36 or |
37 .BR bzip2 (1). | 37 .BR bzip2 (1). |
38 All options specified are passed directly to | 38 All options specified are passed directly to |
39 .B cmp | 39 .BR cmp (1) |
40 or | 40 or |
41 .BR diff . | 41 .BR diff (1). |
42 If only one file is specified, then the files compared are | 42 If only one file is specified, then the files compared are |
43 .I file1 | 43 .I file1 |
44 (which must have a suffix of a supported compression format) and | 44 (which must have a suffix of a supported compression format) and |
45 .I file1 | 45 .I file1 |
46 from which the compression format suffix has been stripped. | 46 from which the compression format suffix has been stripped. |
47 If two files are specified, then they are uncompressed if necessary and fed to | 47 If two files are specified, |
| 48 then they are uncompressed if necessary and fed to |
48 .BR cmp (1) | 49 .BR cmp (1) |
49 or | 50 or |
50 .BR diff (1). | 51 .BR diff (1). |
51 The exit status from | 52 The exit status from |
52 .B cmp | 53 .BR cmp (1) |
53 or | 54 or |
54 .B diff | 55 .BR diff (1) |
55 is preserved. | 56 is preserved. |
56 .PP | 57 .PP |
57 The names | 58 The names |
58 .B lzcmp | 59 .B lzcmp |
59 and | 60 and |
60 .B lzdiff | 61 .B lzdiff |
61 are provided for backward compatibility with LZMA Utils. | 62 are provided for backward compatibility with LZMA Utils. |
62 .SH "SEE ALSO" | 63 .SH "SEE ALSO" |
63 .BR cmp (1), | 64 .BR cmp (1), |
64 .BR diff (1), | 65 .BR diff (1), |
65 .BR xz (1), | 66 .BR xz (1), |
66 .BR gzip (1), | 67 .BR gzip (1), |
67 .BR bzip2 (1), | 68 .BR bzip2 (1), |
68 .BR zdiff (1) | 69 .BR zdiff (1) |
69 .SH BUGS | 70 .SH BUGS |
70 Messages from the | 71 Messages from the |
71 .BR cmp (1) | 72 .BR cmp (1) |
72 or | 73 or |
73 .BR diff (1) | 74 .BR diff (1) |
74 programs refer to temporary filenames instead of those specified. | 75 programs refer to temporary filenames instead of those specified. |
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