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This file documents the the GNU `diff', `diff3', `sdiff', and `cmp'
commands for showing the differences between text files and the `patch'
command for using their output to update files.
This is Edition 1.2, for `diff' 2.4 and `patch' 2.1.
Overview Preliminary information.
Comparison What file comparison means.
Output Formats Formats for difference reports.
Comparing Directories Comparing files and directories.
Adjusting Output Making `diff' output prettier.
diff Performance Making `diff' smarter or faster.
Comparing Three Files Formats for three-way difference reports.
diff3 Merging Merging from a common ancestor.
Interactive Merging Interactive merging with `sdiff'.
Merging with patch Using `patch' to change old files into new ones.
Making Patches Tips for making patch distributions.
Invoking cmp How to run `cmp' and a summary of its options.
Invoking diff How to run `diff' and a summary of its options.
Invoking diff3 How to run `diff3' and a summary of its options.
Invoking patch How to run `patch' and a summary of its options.
Invoking sdiff How to run `sdiff' and a summary of its options.
Incomplete Lines Lines that lack trailing newlines.
Projects If you think you've found a bug or other shortcoming.
Concept Index Index of concepts.
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