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user-manual: define "branch" and "working tree" at start

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Some explanation here might help.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
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J. Bruce Fields
2007-11-25 13:53:37 -05:00
parent 7a3db75bee
commit 0c4a33b54f
1 changed files with 12 additions and 6 deletions
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18
Documentation/user-manual.txt
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@ -56,11 +56,12 @@ $ git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
The initial clone may be time-consuming for a large project, but you The initial clone may be time-consuming for a large project, but you
will only need to clone once. will only need to clone once.
The clone command creates a new directory named after the project The clone command creates a new directory named after the project ("git"
("git" or "linux-2.6" in the examples above). After you cd into this or "linux-2.6" in the examples above). After you cd into this
directory, you will see that it contains a copy of the project files, directory, you will see that it contains a copy of the project files,
together with a special top-level directory named ".git", which called the <<def_working_tree,working tree>>, together with a special
contains all the information about the history of the project. top-level directory named ".git", which contains all the information
about the history of the project.
[[how-to-check-out]] [[how-to-check-out]]
How to check out a different version of a project How to check out a different version of a project
@ -71,8 +72,13 @@ of files. It stores the history as a compressed collection of
interrelated snapshots of the project's contents. In git each such interrelated snapshots of the project's contents. In git each such
version is called a <<def_commit,commit>>. version is called a <<def_commit,commit>>.
A single git repository may contain multiple branches. It keeps track Those snapshots aren't necessarily all arranged in a single line from
of them by keeping a list of <<def_head,heads>> which reference the oldest to newest; instead, work may simultaneously proceed along
parallel lines of development, called <def_branch,branches>>, which may
merge and diverge.
A single git repository can track development on multiple branches. It
does this by keeping a list of <<def_head,heads>> which reference the
latest commit on each branch; the gitlink:git-branch[1] command shows latest commit on each branch; the gitlink:git-branch[1] command shows
you the list of branch heads: you the list of branch heads: