Mercurial > hg
annotate mercurial/help/diffs.txt @ 28238:b57d45ec33b2
test: update test-bundle2-format.t comment
Now that bundle2 is used by default for all exchanges, this comment is obviously
out of date. Having deep testing of the API and expected behavior of the format
and its processing is still valuable, so the comment is updated.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
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date | Thu, 25 Feb 2016 10:34:31 +0100 |
parents | ebfc46929f3e |
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help: un-indent help topics
Martin Geisler <mg@lazybytes.net>
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1 Mercurial's default format for showing changes between two versions of |
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2 a file is compatible with the unified format of GNU diff, which can be |
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3 used by GNU patch and many other standard tools. |
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4 |
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5 While this standard format is often enough, it does not encode the |
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6 following information: |
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7 |
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8 - executable status and other permission bits |
cad36e496640
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9 - copy or rename information |
cad36e496640
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10 - changes in binary files |
cad36e496640
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11 - creation or deletion of empty files |
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12 |
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13 Mercurial also supports the extended diff format from the git VCS |
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14 which addresses these limitations. The git diff format is not produced |
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15 by default because a few widespread tools still do not understand this |
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16 format. |
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17 |
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18 This means that when generating diffs from a Mercurial repository |
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Martin Geisler <mg@aragost.com>
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19 (e.g. with :hg:`export`), you should be careful about things like file |
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20 copies and renames or other things mentioned above, because when |
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21 applying a standard diff to a different repository, this extra |
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22 information is lost. Mercurial's internal operations (like push and |
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23 pull) are not affected by this, because they use an internal binary |
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24 format for communicating changes. |
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25 |
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26 To make Mercurial produce the git extended diff format, use the --git |
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27 option available for many commands, or set 'git = True' in the [diff] |
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Brodie Rao <brodie@bitheap.org>
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28 section of your configuration file. You do not need to set this option |
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29 when importing diffs in this format or using them in the mq extension. |