Merge branch 'dm/maint-docco'
* dm/maint-docco: Documentation: reword example text in git-bisect.txt. Documentation: reworded the "Description" section of git-bisect.txt. Documentation: minor grammatical fixes in git-branch.txt. Documentation: minor grammatical fixes in git-blame.txt. Documentation: reword the "Description" section of git-bisect.txt. Documentation: minor grammatical fixes in git-archive.txt.
This commit is contained in:
commit
88f78ce843
@ -39,7 +39,7 @@ of lines before or after the line given by <start>.
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Show raw timestamp (Default: off).
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Show raw timestamp (Default: off).
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-S <revs-file>::
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-S <revs-file>::
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Use revs from revs-file instead of calling linkgit:git-rev-list[1].
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Use revisions from revs-file instead of calling linkgit:git-rev-list[1].
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--reverse::
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--reverse::
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Walk history forward instead of backward. Instead of showing
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Walk history forward instead of backward. Instead of showing
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@ -23,7 +23,7 @@ prepended to the filenames in the archive.
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'git-archive' behaves differently when given a tree ID versus when
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'git-archive' behaves differently when given a tree ID versus when
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given a commit ID or tag ID. In the first case the current time is
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given a commit ID or tag ID. In the first case the current time is
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used as modification time of each file in the archive. In the latter
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used as the modification time of each file in the archive. In the latter
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case the commit time as recorded in the referenced commit object is
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case the commit time as recorded in the referenced commit object is
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used instead. Additionally the commit ID is stored in a global
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used instead. Additionally the commit ID is stored in a global
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extended pax header if the tar format is used; it can be extracted
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extended pax header if the tar format is used; it can be extracted
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@ -52,11 +52,11 @@ OPTIONS
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Write the archive to <file> instead of stdout.
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Write the archive to <file> instead of stdout.
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<extra>::
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<extra>::
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This can be any options that the archiver backend understand.
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This can be any options that the archiver backend understands.
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See next section.
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See next section.
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--remote=<repo>::
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--remote=<repo>::
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Instead of making a tar archive from local repository,
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Instead of making a tar archive from the local repository,
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retrieve a tar archive from a remote repository.
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retrieve a tar archive from a remote repository.
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--exec=<git-upload-archive>::
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--exec=<git-upload-archive>::
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@ -109,7 +109,7 @@ EXAMPLES
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git archive --format=tar --prefix=junk/ HEAD | (cd /var/tmp/ && tar xf -)::
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git archive --format=tar --prefix=junk/ HEAD | (cd /var/tmp/ && tar xf -)::
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Create a tar archive that contains the contents of the
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Create a tar archive that contains the contents of the
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latest commit on the current branch, and extracts it in
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latest commit on the current branch, and extract it in the
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`/var/tmp/junk` directory.
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`/var/tmp/junk` directory.
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git archive --format=tar --prefix=git-1.4.0/ v1.4.0 | gzip >git-1.4.0.tar.gz::
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git archive --format=tar --prefix=git-1.4.0/ v1.4.0 | gzip >git-1.4.0.tar.gz::
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@ -3,7 +3,7 @@ git-bisect(1)
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NAME
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NAME
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----
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----
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git-bisect - Find the change that introduced a bug by binary search
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git-bisect - Find by binary search the change that introduced a bug
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SYNOPSIS
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SYNOPSIS
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@ -39,7 +39,8 @@ help" or "git bisect -h" to get a long usage description.
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Basic bisect commands: start, bad, good
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Basic bisect commands: start, bad, good
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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The way you use it is:
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Using the Linux kernel tree as an example, basic use of the bisect
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command is as follows:
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------------------------------------------------
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------------------------------------------------
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$ git bisect start
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$ git bisect start
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@ -48,61 +49,63 @@ $ git bisect good v2.6.13-rc2 # v2.6.13-rc2 was the last version
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# tested that was good
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# tested that was good
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------------------------------------------------
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------------------------------------------------
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When you give at least one bad and one good versions, it will bisect
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When you have specified at least one bad and one good version, the
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the revision tree and say something like:
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command bisects the revision tree and outputs something similar to
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the following:
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------------------------------------------------
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------------------------------------------------
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Bisecting: 675 revisions left to test after this
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Bisecting: 675 revisions left to test after this
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------------------------------------------------
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------------------------------------------------
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and check out the state in the middle. Now, compile that kernel, and
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The state in the middle of the set of revisions is then checked out.
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boot it. Now, let's say that this booted kernel works fine, then just
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You would now compile that kernel and boot it. If the booted kernel
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do
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works correctly, you would then issue the following command:
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------------------------------------------------
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------------------------------------------------
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$ git bisect good # this one is good
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$ git bisect good # this one is good
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------------------------------------------------
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------------------------------------------------
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which will now say
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The output of this command would be something similar to the following:
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------------------------------------------------
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------------------------------------------------
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Bisecting: 337 revisions left to test after this
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Bisecting: 337 revisions left to test after this
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------------------------------------------------
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------------------------------------------------
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and you continue along, compiling that one, testing it, and depending
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You keep repeating this process, compiling the tree, testing it, and
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on whether it is good or bad, you say "git bisect good" or "git bisect
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depending on whether it is good or bad issuing the command "git bisect good"
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bad", and ask for the next bisection.
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or "git bisect bad" to ask for the next bisection.
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Until you have no more left, and you'll have been left with the first
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Eventually there will be no more revisions left to bisect, and you
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bad kernel rev in "refs/bisect/bad".
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will have been left with the first bad kernel revision in "refs/bisect/bad".
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Bisect reset
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Bisect reset
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~~~~~~~~~~~~
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~~~~~~~~~~~~
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Oh, and then after you want to reset to the original head, do a
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To return to the original head after a bisect session, you issue the
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following command:
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------------------------------------------------
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------------------------------------------------
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$ git bisect reset
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$ git bisect reset
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------------------------------------------------
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------------------------------------------------
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to get back to the original branch, instead of being on the bisection
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This resets the tree to the original branch instead of being on the
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commit ("git bisect start" will do that for you too, actually: it will
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bisection commit ("git bisect start" will also do that, as it resets
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reset the bisection state).
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the bisection state).
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|
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Bisect visualize
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Bisect visualize
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~~~~~~~~~~~~~~~~
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~~~~~~~~~~~~~~~~
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|
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During the bisection process, you can say
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To see the currently remaining suspects in 'gitk', the following command
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is issued during the bisection process:
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------------
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------------
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$ git bisect visualize
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$ git bisect visualize
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------------
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------------
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to see the currently remaining suspects in 'gitk'. `visualize` is a bit
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`view` may also be used as a synonym for `visualize`.
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too long to type and `view` is provided as a synonym.
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If 'DISPLAY' environment variable is not set, 'git log' is used
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If the 'DISPLAY' environment variable is not set, 'git log' is used
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instead. You can even give command line options such as `-p` and
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instead. You can also give command line options such as `-p` and
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`--stat`.
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`--stat`.
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|
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------------
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------------
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@ -112,57 +115,58 @@ $ git bisect view --stat
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Bisect log and bisect replay
|
Bisect log and bisect replay
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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|
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The good/bad input is logged, and
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After having marked revisions as good or bad, you issue the following
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command to show what has been done so far:
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||||||
|
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------------
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------------
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$ git bisect log
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$ git bisect log
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------------
|
------------
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||||||
|
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||||||
shows what you have done so far. You can truncate its output somewhere
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If you discover that you made a mistake in specifying the status of a
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||||||
and save it in a file, and run
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revision, you can save the output of this command to a file, edit it to
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||||||
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remove the incorrect entries, and then issue the following commands to
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||||||
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return to a corrected state:
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||||||
|
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||||||
------------
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------------
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||||||
|
$ git bisect reset
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||||||
$ git bisect replay that-file
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$ git bisect replay that-file
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||||||
------------
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------------
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||||||
|
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if you find later you made a mistake telling good/bad about a
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Avoiding testing a commit
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revision.
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Avoiding to test a commit
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~~~~~~~~~~~~~~~~~~~~~~~~~
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~~~~~~~~~~~~~~~~~~~~~~~~~
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||||||
|
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||||||
If in a middle of bisect session, you know what the bisect suggested
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If in the middle of a bisect session, you know that the next suggested
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||||||
to try next is not a good one to test (e.g. the change the commit
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revision is not a good one to test (e.g. the change the commit
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||||||
introduces is known not to work in your environment and you know it
|
introduces is known not to work in your environment and you know it
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does not have anything to do with the bug you are chasing), you may
|
does not have anything to do with the bug you are chasing), you may
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||||||
want to find a near-by commit and try that instead.
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want to find a nearby commit and try that instead.
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|
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||||||
It goes something like this:
|
For example:
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|
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||||||
------------
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------------
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||||||
$ git bisect good/bad # previous round was good/bad.
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$ git bisect good/bad # previous round was good or bad.
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Bisecting: 337 revisions left to test after this
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Bisecting: 337 revisions left to test after this
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$ git bisect visualize # oops, that is uninteresting.
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$ git bisect visualize # oops, that is uninteresting.
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$ git reset --hard HEAD~3 # try 3 revs before what
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$ git reset --hard HEAD~3 # try 3 revisions before what
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# was suggested
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# was suggested
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------------
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------------
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||||||
|
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Then compile and test the one you chose to try. After that, tell
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Then compile and test the chosen revision. Afterwards the revision
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bisect what the result was as usual.
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is marked as good or bad in the usual manner.
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|
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Bisect skip
|
Bisect skip
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||||||
~~~~~~~~~~~~
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~~~~~~~~~~~~
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||||||
|
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||||||
Instead of choosing by yourself a nearby commit, you may just want git
|
Instead of choosing by yourself a nearby commit, you can ask git
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||||||
to do it for you using:
|
to do it for you by issuing the command:
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||||||
|
|
||||||
------------
|
------------
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||||||
$ git bisect skip # Current version cannot be tested
|
$ git bisect skip # Current version cannot be tested
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||||||
------------
|
------------
|
||||||
|
|
||||||
But computing the commit to test may be slower afterwards and git may
|
But computing the commit to test may be slower afterwards and git may
|
||||||
eventually not be able to tell the first bad among a bad and one or
|
eventually not be able to tell the first bad commit among a bad commit
|
||||||
more "skip"ped commits.
|
and one or more skipped commits.
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||||||
|
|
||||||
You can even skip a range of commits, instead of just one commit,
|
You can even skip a range of commits, instead of just one commit,
|
||||||
using the "'<commit1>'..'<commit2>'" notation. For example:
|
using the "'<commit1>'..'<commit2>'" notation. For example:
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||||||
@ -171,33 +175,34 @@ using the "'<commit1>'..'<commit2>'" notation. For example:
|
|||||||
$ git bisect skip v2.5..v2.6
|
$ git bisect skip v2.5..v2.6
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------------
|
------------
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||||||
|
|
||||||
would mean that no commit between `v2.5` excluded and `v2.6` included
|
The effect of this would be that no commit between `v2.5` excluded and
|
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can be tested.
|
`v2.6` included could be tested.
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||||||
|
|
||||||
Note that if you want to also skip the first commit of a range you can
|
Note that if you also want to skip the first commit of the range you
|
||||||
use something like:
|
would issue the command:
|
||||||
|
|
||||||
------------
|
------------
|
||||||
$ git bisect skip v2.5 v2.5..v2.6
|
$ git bisect skip v2.5 v2.5..v2.6
|
||||||
------------
|
------------
|
||||||
|
|
||||||
and the commit pointed to by `v2.5` will be skipped too.
|
This would cause the commits between `v2.5` included and `v2.6` included
|
||||||
|
to be skipped.
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||||||
|
|
||||||
|
|
||||||
Cutting down bisection by giving more parameters to bisect start
|
Cutting down bisection by giving more parameters to bisect start
|
||||||
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
||||||
|
|
||||||
You can further cut down the number of trials if you know what part of
|
You can further cut down the number of trials, if you know what part of
|
||||||
the tree is involved in the problem you are tracking down, by giving
|
the tree is involved in the problem you are tracking down, by specifying
|
||||||
paths parameters when you say `bisect start`, like this:
|
path parameters when issuing the `bisect start` command:
|
||||||
|
|
||||||
------------
|
------------
|
||||||
$ git bisect start -- arch/i386 include/asm-i386
|
$ git bisect start -- arch/i386 include/asm-i386
|
||||||
------------
|
------------
|
||||||
|
|
||||||
If you know beforehand more than one good commits, you can narrow the
|
If you know beforehand more than one good commit, you can narrow the
|
||||||
bisect space down without doing the whole tree checkout every time you
|
bisect space down by specifying all of the good commits immediately after
|
||||||
give good commits. You give the bad revision immediately after `start`
|
the bad commit when issuing the `bisect start` command:
|
||||||
and then you give all the good revisions you have:
|
|
||||||
|
|
||||||
------------
|
------------
|
||||||
$ git bisect start v2.6.20-rc6 v2.6.20-rc4 v2.6.20-rc1 --
|
$ git bisect start v2.6.20-rc6 v2.6.20-rc4 v2.6.20-rc1 --
|
||||||
@ -209,38 +214,38 @@ Bisect run
|
|||||||
~~~~~~~~~~
|
~~~~~~~~~~
|
||||||
|
|
||||||
If you have a script that can tell if the current source code is good
|
If you have a script that can tell if the current source code is good
|
||||||
or bad, you can automatically bisect using:
|
or bad, you can bisect by issuing the command:
|
||||||
|
|
||||||
------------
|
------------
|
||||||
$ git bisect run my_script arguments
|
$ git bisect run my_script arguments
|
||||||
------------
|
------------
|
||||||
|
|
||||||
Note that the "run" script (`my_script` in the above example) should
|
Note that the script (`my_script` in the above example) should
|
||||||
exit with code 0 in case the current source code is good. Exit with a
|
exit with code 0 if the current source code is good, and exit with a
|
||||||
code between 1 and 127 (inclusive), except 125, if the current
|
code between 1 and 127 (inclusive), except 125, if the current
|
||||||
source code is bad.
|
source code is bad.
|
||||||
|
|
||||||
Any other exit code will abort the automatic bisect process. (A
|
Any other exit code will abort the bisect process. It should be noted
|
||||||
program that does "exit(-1)" leaves $? = 255, see exit(3) manual page,
|
that a program that terminates via "exit(-1)" leaves $? = 255, (see the
|
||||||
the value is chopped with "& 0377".)
|
exit(3) manual page), as the value is chopped with "& 0377".
|
||||||
|
|
||||||
The special exit code 125 should be used when the current source code
|
The special exit code 125 should be used when the current source code
|
||||||
cannot be tested. If the "run" script exits with this code, the current
|
cannot be tested. If the script exits with this code, the current
|
||||||
revision will be skipped, see `git bisect skip` above.
|
revision will be skipped (see `git bisect skip` above).
|
||||||
|
|
||||||
You may often find that during bisect you want to have near-constant
|
You may often find that during a bisect session you want to have
|
||||||
tweaks (e.g., s/#define DEBUG 0/#define DEBUG 1/ in a header file, or
|
temporary modifications (e.g. s/#define DEBUG 0/#define DEBUG 1/ in a
|
||||||
"revision that does not have this commit needs this patch applied to
|
header file, or "revision that does not have this commit needs this
|
||||||
work around other problem this bisection is not interested in")
|
patch applied to work around another problem this bisection is not
|
||||||
applied to the revision being tested.
|
interested in") applied to the revision being tested.
|
||||||
|
|
||||||
To cope with such a situation, after the inner 'git bisect' finds the
|
To cope with such a situation, after the inner 'git bisect' finds the
|
||||||
next revision to test, with the "run" script, you can apply that tweak
|
next revision to test, the script can apply the patch
|
||||||
before compiling, run the real test, and after the test decides if the
|
before compiling, run the real test, and afterwards decide if the
|
||||||
revision (possibly with the needed tweaks) passed the test, rewind the
|
revision (possibly with the needed patch) passed the test and then
|
||||||
tree to the pristine state. Finally the "run" script can exit with
|
rewind the tree to the pristine state. Finally the script should exit
|
||||||
the status of the real test to let the "git bisect run" command loop to
|
with the status of the real test to let the "git bisect run" command loop
|
||||||
determine the outcome.
|
determine the eventual outcome of the bisect session.
|
||||||
|
|
||||||
EXAMPLES
|
EXAMPLES
|
||||||
--------
|
--------
|
||||||
@ -264,39 +269,39 @@ $ git bisect run make test # "make test" builds and tests
|
|||||||
------------
|
------------
|
||||||
$ cat ~/test.sh
|
$ cat ~/test.sh
|
||||||
#!/bin/sh
|
#!/bin/sh
|
||||||
make || exit 125 # this "skip"s broken builds
|
make || exit 125 # this skips broken builds
|
||||||
make test # "make test" runs the test suite
|
make test # "make test" runs the test suite
|
||||||
$ git bisect start v1.3 v1.1 -- # v1.3 is bad, v1.1 is good
|
$ git bisect start v1.3 v1.1 -- # v1.3 is bad, v1.1 is good
|
||||||
$ git bisect run ~/test.sh
|
$ git bisect run ~/test.sh
|
||||||
------------
|
------------
|
||||||
+
|
+
|
||||||
Here we use a "test.sh" custom script. In this script, if "make"
|
Here we use a "test.sh" custom script. In this script, if "make"
|
||||||
fails, we "skip" the current commit.
|
fails, we skip the current commit.
|
||||||
+
|
+
|
||||||
It's safer to use a custom script outside the repo to prevent
|
It is safer to use a custom script outside the repository to prevent
|
||||||
interactions between the bisect, make and test processes and the
|
interactions between the bisect, make and test processes and the
|
||||||
script.
|
script.
|
||||||
+
|
+
|
||||||
And "make test" should "exit 0", if the test suite passes, and
|
"make test" should "exit 0", if the test suite passes, and
|
||||||
"exit 1" (for example) otherwise.
|
"exit 1" otherwise.
|
||||||
|
|
||||||
* Automatically bisect a broken test case:
|
* Automatically bisect a broken test case:
|
||||||
+
|
+
|
||||||
------------
|
------------
|
||||||
$ cat ~/test.sh
|
$ cat ~/test.sh
|
||||||
#!/bin/sh
|
#!/bin/sh
|
||||||
make || exit 125 # this "skip"s broken builds
|
make || exit 125 # this skips broken builds
|
||||||
~/check_test_case.sh # does the test case passes ?
|
~/check_test_case.sh # does the test case passes ?
|
||||||
$ git bisect start HEAD HEAD~10 -- # culprit is among the last 10
|
$ git bisect start HEAD HEAD~10 -- # culprit is among the last 10
|
||||||
$ git bisect run ~/test.sh
|
$ git bisect run ~/test.sh
|
||||||
------------
|
------------
|
||||||
+
|
+
|
||||||
Here "check_test_case.sh" should "exit 0", if the test case passes,
|
Here "check_test_case.sh" should "exit 0" if the test case passes,
|
||||||
and "exit 1" (for example) otherwise.
|
and "exit 1" otherwise.
|
||||||
+
|
+
|
||||||
It's safer if both "test.sh" and "check_test_case.sh" scripts are
|
It is safer if both "test.sh" and "check_test_case.sh" scripts are
|
||||||
outside the repo to prevent interactions between the bisect, make and
|
outside the repository to prevent interactions between the bisect,
|
||||||
test processes and the scripts.
|
make and test processes and the scripts.
|
||||||
|
|
||||||
* Automatically bisect a broken test suite:
|
* Automatically bisect a broken test suite:
|
||||||
+
|
+
|
||||||
|
@ -18,9 +18,9 @@ DESCRIPTION
|
|||||||
Annotates each line in the given file with information from the revision which
|
Annotates each line in the given file with information from the revision which
|
||||||
last modified the line. Optionally, start annotating from the given revision.
|
last modified the line. Optionally, start annotating from the given revision.
|
||||||
|
|
||||||
Also it can limit the range of lines annotated.
|
The command can also limit the range of lines annotated.
|
||||||
|
|
||||||
This report doesn't tell you anything about lines which have been deleted or
|
The report does not tell you anything about lines which have been deleted or
|
||||||
replaced; you need to use a tool such as 'git-diff' or the "pickaxe"
|
replaced; you need to use a tool such as 'git-diff' or the "pickaxe"
|
||||||
interface briefly mentioned in the following paragraph.
|
interface briefly mentioned in the following paragraph.
|
||||||
|
|
||||||
@ -48,26 +48,26 @@ include::blame-options.txt[]
|
|||||||
lines between files (see `-C`) and lines moved within a
|
lines between files (see `-C`) and lines moved within a
|
||||||
file (see `-M`). The first number listed is the score.
|
file (see `-M`). The first number listed is the score.
|
||||||
This is the number of alphanumeric characters detected
|
This is the number of alphanumeric characters detected
|
||||||
to be moved between or within files. This must be above
|
as having been moved between or within files. This must be above
|
||||||
a certain threshold for 'git-blame' to consider those lines
|
a certain threshold for 'git-blame' to consider those lines
|
||||||
of code to have been moved.
|
of code to have been moved.
|
||||||
|
|
||||||
-f::
|
-f::
|
||||||
--show-name::
|
--show-name::
|
||||||
Show filename in the original commit. By default
|
Show the filename in the original commit. By default
|
||||||
filename is shown if there is any line that came from a
|
the filename is shown if there is any line that came from a
|
||||||
file with different name, due to rename detection.
|
file with a different name, due to rename detection.
|
||||||
|
|
||||||
-n::
|
-n::
|
||||||
--show-number::
|
--show-number::
|
||||||
Show line number in the original commit (Default: off).
|
Show the line number in the original commit (Default: off).
|
||||||
|
|
||||||
-s::
|
-s::
|
||||||
Suppress author name and timestamp from the output.
|
Suppress the author name and timestamp from the output.
|
||||||
|
|
||||||
-w::
|
-w::
|
||||||
Ignore whitespace when comparing parent's version and
|
Ignore whitespace when comparing the parent's version and
|
||||||
child's to find where the lines came from.
|
the child's to find where the lines came from.
|
||||||
|
|
||||||
|
|
||||||
THE PORCELAIN FORMAT
|
THE PORCELAIN FORMAT
|
||||||
@ -79,17 +79,17 @@ header at the minimum has the first line which has:
|
|||||||
- 40-byte SHA-1 of the commit the line is attributed to;
|
- 40-byte SHA-1 of the commit the line is attributed to;
|
||||||
- the line number of the line in the original file;
|
- the line number of the line in the original file;
|
||||||
- the line number of the line in the final file;
|
- the line number of the line in the final file;
|
||||||
- on a line that starts a group of line from a different
|
- on a line that starts a group of lines from a different
|
||||||
commit than the previous one, the number of lines in this
|
commit than the previous one, the number of lines in this
|
||||||
group. On subsequent lines this field is absent.
|
group. On subsequent lines this field is absent.
|
||||||
|
|
||||||
This header line is followed by the following information
|
This header line is followed by the following information
|
||||||
at least once for each commit:
|
at least once for each commit:
|
||||||
|
|
||||||
- author name ("author"), email ("author-mail"), time
|
- the author name ("author"), email ("author-mail"), time
|
||||||
("author-time"), and timezone ("author-tz"); similarly
|
("author-time"), and timezone ("author-tz"); similarly
|
||||||
for committer.
|
for committer.
|
||||||
- filename in the commit the line is attributed to.
|
- the filename in the commit that the line is attributed to.
|
||||||
- the first line of the commit log message ("summary").
|
- the first line of the commit log message ("summary").
|
||||||
|
|
||||||
The contents of the actual line is output after the above
|
The contents of the actual line is output after the above
|
||||||
@ -100,23 +100,23 @@ header elements later.
|
|||||||
SPECIFYING RANGES
|
SPECIFYING RANGES
|
||||||
-----------------
|
-----------------
|
||||||
|
|
||||||
Unlike 'git-blame' and 'git-annotate' in older git, the extent
|
Unlike 'git-blame' and 'git-annotate' in older versions of git, the extent
|
||||||
of annotation can be limited to both line ranges and revision
|
of the annotation can be limited to both line ranges and revision
|
||||||
ranges. When you are interested in finding the origin for
|
ranges. When you are interested in finding the origin for
|
||||||
ll. 40-60 for file `foo`, you can use `-L` option like these
|
lines 40-60 for file `foo`, you can use the `-L` option like so
|
||||||
(they mean the same thing -- both ask for 21 lines starting at
|
(they mean the same thing -- both ask for 21 lines starting at
|
||||||
line 40):
|
line 40):
|
||||||
|
|
||||||
git blame -L 40,60 foo
|
git blame -L 40,60 foo
|
||||||
git blame -L 40,+21 foo
|
git blame -L 40,+21 foo
|
||||||
|
|
||||||
Also you can use regular expression to specify the line range.
|
Also you can use a regular expression to specify the line range:
|
||||||
|
|
||||||
git blame -L '/^sub hello {/,/^}$/' foo
|
git blame -L '/^sub hello {/,/^}$/' foo
|
||||||
|
|
||||||
would limit the annotation to the body of `hello` subroutine.
|
which limits the annotation to the body of the `hello` subroutine.
|
||||||
|
|
||||||
When you are not interested in changes older than the version
|
When you are not interested in changes older than version
|
||||||
v2.6.18, or changes older than 3 weeks, you can use revision
|
v2.6.18, or changes older than 3 weeks, you can use revision
|
||||||
range specifiers similar to 'git-rev-list':
|
range specifiers similar to 'git-rev-list':
|
||||||
|
|
||||||
@ -129,7 +129,7 @@ commit v2.6.18 or the most recent commit that is more than 3
|
|||||||
weeks old in the above example) are blamed for that range
|
weeks old in the above example) are blamed for that range
|
||||||
boundary commit.
|
boundary commit.
|
||||||
|
|
||||||
A particularly useful way is to see if an added file have lines
|
A particularly useful way is to see if an added file has lines
|
||||||
created by copy-and-paste from existing files. Sometimes this
|
created by copy-and-paste from existing files. Sometimes this
|
||||||
indicates that the developer was being sloppy and did not
|
indicates that the developer was being sloppy and did not
|
||||||
refactor the code properly. You can first find the commit that
|
refactor the code properly. You can first find the commit that
|
||||||
@ -162,26 +162,26 @@ annotated.
|
|||||||
+
|
+
|
||||||
Line numbers count from 1.
|
Line numbers count from 1.
|
||||||
|
|
||||||
. The first time that commit shows up in the stream, it has various
|
. The first time that a commit shows up in the stream, it has various
|
||||||
other information about it printed out with a one-word tag at the
|
other information about it printed out with a one-word tag at the
|
||||||
beginning of each line about that "extended commit info" (author,
|
beginning of each line describing the extra commit information (author,
|
||||||
email, committer, dates, summary etc).
|
email, committer, dates, summary, etc.).
|
||||||
|
|
||||||
. Unlike Porcelain format, the filename information is always
|
. Unlike the Porcelain format, the filename information is always
|
||||||
given and terminates the entry:
|
given and terminates the entry:
|
||||||
|
|
||||||
"filename" <whitespace-quoted-filename-goes-here>
|
"filename" <whitespace-quoted-filename-goes-here>
|
||||||
+
|
+
|
||||||
and thus it's really quite easy to parse for some line- and word-oriented
|
and thus it is really quite easy to parse for some line- and word-oriented
|
||||||
parser (which should be quite natural for most scripting languages).
|
parser (which should be quite natural for most scripting languages).
|
||||||
+
|
+
|
||||||
[NOTE]
|
[NOTE]
|
||||||
For people who do parsing: to make it more robust, just ignore any
|
For people who do parsing: to make it more robust, just ignore any
|
||||||
lines in between the first and last one ("<sha1>" and "filename" lines)
|
lines between the first and last one ("<sha1>" and "filename" lines)
|
||||||
where you don't recognize the tag-words (or care about that particular
|
where you do not recognize the tag words (or care about that particular
|
||||||
one) at the beginning of the "extended information" lines. That way, if
|
one) at the beginning of the "extended information" lines. That way, if
|
||||||
there is ever added information (like the commit encoding or extended
|
there is ever added information (like the commit encoding or extended
|
||||||
commit commentary), a blame viewer won't ever care.
|
commit commentary), a blame viewer will not care.
|
||||||
|
|
||||||
|
|
||||||
MAPPING AUTHORS
|
MAPPING AUTHORS
|
||||||
|
@ -18,19 +18,19 @@ SYNOPSIS
|
|||||||
DESCRIPTION
|
DESCRIPTION
|
||||||
-----------
|
-----------
|
||||||
|
|
||||||
With no arguments, existing branches are listed, the current branch will
|
With no arguments, existing branches are listed and the current branch will
|
||||||
be highlighted with an asterisk. Option `-r` causes the remote-tracking
|
be highlighted with an asterisk. Option `-r` causes the remote-tracking
|
||||||
branches to be listed, and option `-a` shows both.
|
branches to be listed, and option `-a` shows both.
|
||||||
|
|
||||||
With `--contains`, shows only the branches that contains the named commit
|
With `--contains`, shows only the branches that contain the named commit
|
||||||
(in other words, the branches whose tip commits are descendant of the
|
(in other words, the branches whose tip commits are descendants of the
|
||||||
named commit). With `--merged`, only branches merged into the named
|
named commit). With `--merged`, only branches merged into the named
|
||||||
commit (i.e. the branches whose tip commits are reachable from the named
|
commit (i.e. the branches whose tip commits are reachable from the named
|
||||||
commit) will be listed. With `--no-merged` only branches not merged into
|
commit) will be listed. With `--no-merged` only branches not merged into
|
||||||
the named commit will be listed. Missing <commit> argument defaults to
|
the named commit will be listed. If the <commit> argument is missing it
|
||||||
'HEAD' (i.e. the tip of the current branch).
|
defaults to 'HEAD' (i.e. the tip of the current branch).
|
||||||
|
|
||||||
In its second form, a new branch named <branchname> will be created.
|
In the command's second form, a new branch named <branchname> will be created.
|
||||||
It will start out with a head equal to the one given as <start-point>.
|
It will start out with a head equal to the one given as <start-point>.
|
||||||
If no <start-point> is given, the branch will be created with a head
|
If no <start-point> is given, the branch will be created with a head
|
||||||
equal to that of the currently checked out branch.
|
equal to that of the currently checked out branch.
|
||||||
@ -57,9 +57,9 @@ has a reflog then the reflog will also be deleted.
|
|||||||
|
|
||||||
Use -r together with -d to delete remote-tracking branches. Note, that it
|
Use -r together with -d to delete remote-tracking branches. Note, that it
|
||||||
only makes sense to delete remote-tracking branches if they no longer exist
|
only makes sense to delete remote-tracking branches if they no longer exist
|
||||||
in remote repository or if 'git-fetch' was configured not to fetch
|
in the remote repository or if 'git-fetch' was configured not to fetch
|
||||||
them again. See also 'prune' subcommand of linkgit:git-remote[1] for way to
|
them again. See also the 'prune' subcommand of linkgit:git-remote[1] for a
|
||||||
clean up all obsolete remote-tracking branches.
|
way to clean up all obsolete remote-tracking branches.
|
||||||
|
|
||||||
|
|
||||||
OPTIONS
|
OPTIONS
|
||||||
@ -83,7 +83,7 @@ OPTIONS
|
|||||||
Move/rename a branch and the corresponding reflog.
|
Move/rename a branch and the corresponding reflog.
|
||||||
|
|
||||||
-M::
|
-M::
|
||||||
Move/rename a branch even if the new branchname already exists.
|
Move/rename a branch even if the new branch name already exists.
|
||||||
|
|
||||||
--color::
|
--color::
|
||||||
Color branches to highlight current, local, and remote branches.
|
Color branches to highlight current, local, and remote branches.
|
||||||
@ -103,17 +103,17 @@ OPTIONS
|
|||||||
Show sha1 and commit subject line for each head.
|
Show sha1 and commit subject line for each head.
|
||||||
|
|
||||||
--abbrev=<length>::
|
--abbrev=<length>::
|
||||||
Alter minimum display length for sha1 in output listing,
|
Alter the sha1's minimum display length in the output listing.
|
||||||
default value is 7.
|
The default value is 7.
|
||||||
|
|
||||||
--no-abbrev::
|
--no-abbrev::
|
||||||
Display the full sha1s in output listing rather than abbreviating them.
|
Display the full sha1s in the output listing rather than abbreviating them.
|
||||||
|
|
||||||
--track::
|
--track::
|
||||||
When creating a new branch, set up configuration so that 'git-pull'
|
When creating a new branch, set up the configuration so that 'git-pull'
|
||||||
will automatically retrieve data from the start point, which must be
|
will automatically retrieve data from the start point, which must be
|
||||||
a branch. Use this if you always pull from the same upstream branch
|
a branch. Use this if you always pull from the same upstream branch
|
||||||
into the new branch, and if you don't want to use "git pull
|
into the new branch, and if you do not want to use "git pull
|
||||||
<repository> <refspec>" explicitly. This behavior is the default
|
<repository> <refspec>" explicitly. This behavior is the default
|
||||||
when the start point is a remote branch. Set the
|
when the start point is a remote branch. Set the
|
||||||
branch.autosetupmerge configuration variable to `false` if you want
|
branch.autosetupmerge configuration variable to `false` if you want
|
||||||
@ -149,13 +149,13 @@ OPTIONS
|
|||||||
|
|
||||||
<newbranch>::
|
<newbranch>::
|
||||||
The new name for an existing branch. The same restrictions as for
|
The new name for an existing branch. The same restrictions as for
|
||||||
<branchname> applies.
|
<branchname> apply.
|
||||||
|
|
||||||
|
|
||||||
Examples
|
Examples
|
||||||
--------
|
--------
|
||||||
|
|
||||||
Start development off of a known tag::
|
Start development from a known tag::
|
||||||
+
|
+
|
||||||
------------
|
------------
|
||||||
$ git clone git://git.kernel.org/pub/scm/.../linux-2.6 my2.6
|
$ git clone git://git.kernel.org/pub/scm/.../linux-2.6 my2.6
|
||||||
@ -167,7 +167,7 @@ $ git checkout my2.6.14
|
|||||||
<1> This step and the next one could be combined into a single step with
|
<1> This step and the next one could be combined into a single step with
|
||||||
"checkout -b my2.6.14 v2.6.14".
|
"checkout -b my2.6.14 v2.6.14".
|
||||||
|
|
||||||
Delete unneeded branch::
|
Delete an unneeded branch::
|
||||||
+
|
+
|
||||||
------------
|
------------
|
||||||
$ git clone git://git.kernel.org/.../git.git my.git
|
$ git clone git://git.kernel.org/.../git.git my.git
|
||||||
@ -176,21 +176,21 @@ $ git branch -d -r origin/todo origin/html origin/man <1>
|
|||||||
$ git branch -D test <2>
|
$ git branch -D test <2>
|
||||||
------------
|
------------
|
||||||
+
|
+
|
||||||
<1> Delete remote-tracking branches "todo", "html", "man". Next 'fetch' or
|
<1> Delete the remote-tracking branches "todo", "html" and "man". The next
|
||||||
'pull' will create them again unless you configure them not to. See
|
'fetch' or 'pull' will create them again unless you configure them not to.
|
||||||
linkgit:git-fetch[1].
|
See linkgit:git-fetch[1].
|
||||||
<2> Delete "test" branch even if the "master" branch (or whichever branch is
|
<2> Delete the "test" branch even if the "master" branch (or whichever branch
|
||||||
currently checked out) does not have all commits from test branch.
|
is currently checked out) does not have all commits from the test branch.
|
||||||
|
|
||||||
|
|
||||||
Notes
|
Notes
|
||||||
-----
|
-----
|
||||||
|
|
||||||
If you are creating a branch that you want to immediately checkout, it's
|
If you are creating a branch that you want to checkout immediately, it is
|
||||||
easier to use the git checkout command with its `-b` option to create
|
easier to use the git checkout command with its `-b` option to create
|
||||||
a branch and check it out with a single command.
|
a branch and check it out with a single command.
|
||||||
|
|
||||||
The options `--contains`, `--merged` and `--no-merged` serves three related
|
The options `--contains`, `--merged` and `--no-merged` serve three related
|
||||||
but different purposes:
|
but different purposes:
|
||||||
|
|
||||||
- `--contains <commit>` is used to find all branches which will need
|
- `--contains <commit>` is used to find all branches which will need
|
||||||
|
@ -5,22 +5,21 @@ canonical real names and email addresses.
|
|||||||
|
|
||||||
In the simple form, each line in the file consists of the canonical
|
In the simple form, each line in the file consists of the canonical
|
||||||
real name of an author, whitespace, and an email address used in the
|
real name of an author, whitespace, and an email address used in the
|
||||||
commit (enclosed by '<' and '>') to map to the name. Thus, looks like
|
commit (enclosed by '<' and '>') to map to the name. For example:
|
||||||
this
|
|
||||||
--
|
--
|
||||||
Proper Name <commit@email.xx>
|
Proper Name <commit@email.xx>
|
||||||
--
|
--
|
||||||
|
|
||||||
The more complex forms are
|
The more complex forms are:
|
||||||
--
|
--
|
||||||
<proper@email.xx> <commit@email.xx>
|
<proper@email.xx> <commit@email.xx>
|
||||||
--
|
--
|
||||||
which allows mailmap to replace only the email part of a commit, and
|
which allows mailmap to replace only the email part of a commit, and:
|
||||||
--
|
--
|
||||||
Proper Name <proper@email.xx> <commit@email.xx>
|
Proper Name <proper@email.xx> <commit@email.xx>
|
||||||
--
|
--
|
||||||
which allows mailmap to replace both the name and the email of a
|
which allows mailmap to replace both the name and the email of a
|
||||||
commit matching the specified commit email address, and
|
commit matching the specified commit email address, and:
|
||||||
--
|
--
|
||||||
Proper Name <proper@email.xx> Commit Name <commit@email.xx>
|
Proper Name <proper@email.xx> Commit Name <commit@email.xx>
|
||||||
--
|
--
|
||||||
@ -47,8 +46,8 @@ Jane Doe <jane@desktop.(none)>
|
|||||||
Joe R. Developer <joe@example.com>
|
Joe R. Developer <joe@example.com>
|
||||||
------------
|
------------
|
||||||
|
|
||||||
Note how we don't need an entry for <jane@laptop.(none)>, because the
|
Note how there is no need for an entry for <jane@laptop.(none)>, because the
|
||||||
real name of that author is correct already.
|
real name of that author is already correct.
|
||||||
|
|
||||||
Example 2: Your repository contains commits from the following
|
Example 2: Your repository contains commits from the following
|
||||||
authors:
|
authors:
|
||||||
@ -62,7 +61,7 @@ claus <me@company.xx>
|
|||||||
CTO <cto@coompany.xx>
|
CTO <cto@coompany.xx>
|
||||||
------------
|
------------
|
||||||
|
|
||||||
Then, you might want a `.mailmap` file looking like:
|
Then you might want a `.mailmap` file that looks like:
|
||||||
------------
|
------------
|
||||||
<cto@company.xx> <cto@coompany.xx>
|
<cto@company.xx> <cto@coompany.xx>
|
||||||
Some Dude <some@dude.xx> nick1 <bugs@company.xx>
|
Some Dude <some@dude.xx> nick1 <bugs@company.xx>
|
||||||
@ -72,4 +71,4 @@ Santa Claus <santa.claus@northpole.xx> <me@company.xx>
|
|||||||
------------
|
------------
|
||||||
|
|
||||||
Use hash '#' for comments that are either on their own line, or after
|
Use hash '#' for comments that are either on their own line, or after
|
||||||
the email address.
|
the email address.
|
||||||
|
Loading…
Reference in New Issue
Block a user