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Documentation: git.html/git.7

Finish each sentence with a full stop.

Instead of saying 'directory index' 'directory cache' etc,
consistently say 'index'.

Signed-off-by: Junio C Hamano <junkio@cox.net>
maint
Junio C Hamano 19 years ago
parent
commit
2fa090b6c1
  1. 174
      Documentation/git.txt
  2. 17
      README

174
Documentation/git.txt

@ -38,10 +38,13 @@ CORE GIT COMMANDS @@ -38,10 +38,13 @@ CORE GIT COMMANDS
Before reading this cover to cover, you may want to take a look
at the link:tutorial.html[tutorial] document.

The <<Discussion>> section below contains much useful definition and
clarification info - read that first. And of the commands, I suggest
reading gitlink:git-update-index[1] and
gitlink:git-read-tree[1] first - I wish I had!
The <<Discussion>> section below contains much useful definition
and clarification info - read that first. After that, if you
are interested in using git to manage (version control)
projects, read on commands listed in Porcelain-ish commands
section next. On the other hand, if you are writing your own
Porcelain, I suggest reading gitlink:git-update-index[1] and
gitlink:git-read-tree[1] first.

If you are migrating from CVS, link:cvs-migration.html[cvs migration]
document may be helpful after you finish the tutorial.
@ -54,13 +57,13 @@ link:howto-index.html[howto] documents. @@ -54,13 +57,13 @@ link:howto-index.html[howto] documents.
David Greaves <david@dgreaves.com>
08/05/05

Updated by Junio C Hamano <junkio@cox.net> on 2005-05-05 to
reflect recent changes.
Updated by Junio C Hamano <junkio@cox.net> on 2005-05-05 and
further on 2005-12-07 to reflect recent changes.

Commands Overview
-----------------
The git commands can helpfully be split into those that manipulate
the repository, the index and the working fileset, those that
the repository, the index and the files in the working tree, those that
interrogate and compare them, and those that moves objects and
references between repositories.

@ -79,25 +82,26 @@ gitlink:git-apply[1]:: @@ -79,25 +82,26 @@ gitlink:git-apply[1]::
applies it to the working tree.

gitlink:git-checkout-index[1]::
Copy files from the index to the working directory
Copy files from the index to the working tree.

gitlink:git-commit-tree[1]::
Creates a new commit object
Creates a new commit object.

gitlink:git-hash-object[1]::
Computes the object ID from a file.

gitlink:git-index-pack[1]::
Build pack index file for an existing packed archive.
Build pack idx file for an existing packed archive.

gitlink:git-init-db[1]::
Creates an empty git object database
Creates an empty git object database, or reinitialize an
existing one.

gitlink:git-merge-index[1]::
Runs a merge for files needing merging
Runs a merge for files needing merging.

gitlink:git-mktag[1]::
Creates a tag object
Creates a tag object.

gitlink:git-pack-objects[1]::
Creates a packed archive of objects.
@ -106,7 +110,7 @@ gitlink:git-prune-packed[1]:: @@ -106,7 +110,7 @@ gitlink:git-prune-packed[1]::
Remove extra objects that are already in pack files.

gitlink:git-read-tree[1]::
Reads tree information into the directory index
Reads tree information into the index.

gitlink:git-repo-config[1]::
Get and set options in .git/config.
@ -115,65 +119,65 @@ gitlink:git-unpack-objects[1]:: @@ -115,65 +119,65 @@ gitlink:git-unpack-objects[1]::
Unpacks objects out of a packed archive.

gitlink:git-update-index[1]::
Modifies the index or directory cache
Registers files in the working tree to the index.

gitlink:git-write-tree[1]::
Creates a tree from the current index
Creates a tree from the index.


Interrogation commands
~~~~~~~~~~~~~~~~~~~~~~

gitlink:git-cat-file[1]::
Provide content or type information for repository objects
Provide content or type/size information for repository objects.

gitlink:git-diff-index[1]::
Compares content and mode of blobs between the index and repository
Compares content and mode of blobs between the index and repository.

gitlink:git-diff-files[1]::
Compares files in the working tree and the index
Compares files in the working tree and the index.

gitlink:git-diff-stages[1]::
Compares two "merge stages" in the index file.
Compares two "merge stages" in the index.

gitlink:git-diff-tree[1]::
Compares the content and mode of blobs found via two tree objects
Compares the content and mode of blobs found via two tree objects.

gitlink:git-fsck-objects[1]::
Verifies the connectivity and validity of the objects in the database
Verifies the connectivity and validity of the objects in the database.

gitlink:git-ls-files[1]::
Information about files in the index/working directory
Information about files in the index and the working tree.

gitlink:git-ls-tree[1]::
Displays a tree object in human readable form
Displays a tree object in human readable form.

gitlink:git-merge-base[1]::
Finds as good a common ancestor as possible for a merge
Finds as good common ancestors as possible for a merge.

gitlink:git-name-rev[1]::
Find symbolic names for given revs
Find symbolic names for given revs.

gitlink:git-rev-list[1]::
Lists commit objects in reverse chronological order
Lists commit objects in reverse chronological order.

gitlink:git-show-index[1]::
Displays contents of a pack idx file.

gitlink:git-tar-tree[1]::
Creates a tar archive of the files in the named tree
Creates a tar archive of the files in the named tree object.

gitlink:git-unpack-file[1]::
Creates a temporary file with a blob's contents
Creates a temporary file with a blob's contents.

gitlink:git-var[1]::
Displays a git logical variable
Displays a git logical variable.

gitlink:git-verify-pack[1]::
Validates packed git archive files
Validates packed git archive files.

The interrogate commands may create files - and you can force them to
touch the working file set - but in general they don't
In general, the interrogate commands do not touch the files in
the working tree.


Synching repositories
@ -181,19 +185,24 @@ Synching repositories @@ -181,19 +185,24 @@ Synching repositories

gitlink:git-clone-pack[1]::
Clones a repository into the current repository (engine
for ssh and local transport)
for ssh and local transport).

gitlink:git-fetch-pack[1]::
Updates from a remote repository.
Updates from a remote repository (engine for ssh and
local transport).

gitlink:git-http-fetch[1]::
Downloads a remote git repository via HTTP
Downloads a remote git repository via HTTP by walking
commit chain.

gitlink:git-local-fetch[1]::
Duplicates another git repository on a local system
Duplicates another git repository on a local system by
walking commit chain.

gitlink:git-peek-remote[1]::
Lists references on a remote repository using upload-pack protocol.
Lists references on a remote repository using
upload-pack protocol (engine for ssh and local
transport).

gitlink:git-receive-pack[1]::
Invoked by 'git-send-pack' to receive what is pushed to it.
@ -205,10 +214,11 @@ gitlink:git-shell[1]:: @@ -205,10 +214,11 @@ gitlink:git-shell[1]::
Restricted shell for GIT-only SSH access.

gitlink:git-ssh-fetch[1]::
Pulls from a remote repository over ssh connection
Pulls from a remote repository over ssh connection by
walking commit chain.

gitlink:git-ssh-upload[1]::
Helper "server-side" program used by git-ssh-fetch
Helper "server-side" program used by git-ssh-fetch.

gitlink:git-update-server-info[1]::
Updates auxiliary information on a dumb server to help
@ -223,16 +233,16 @@ Porcelain-ish Commands @@ -223,16 +233,16 @@ Porcelain-ish Commands
----------------------

gitlink:git-add[1]::
Add paths to the index file.
Add paths to the index.

gitlink:git-am[1]::
Apply patches from a mailbox, but cooler.

gitlink:git-applymbox[1]::
Apply patches from a mailbox.
Apply patches from a mailbox, original version by Linus.

gitlink:git-bisect[1]::
Find the change that introduced a bug.
Find the change that introduced a bug by binary search.

gitlink:git-branch[1]::
Create and Show branches.
@ -259,7 +269,7 @@ gitlink:git-format-patch[1]:: @@ -259,7 +269,7 @@ gitlink:git-format-patch[1]::
Prepare patches for e-mail submission.

gitlink:git-grep[1]::
Print lines matching a pattern
Print lines matching a pattern.

gitlink:git-log[1]::
Shows commit logs.
@ -283,7 +293,7 @@ gitlink:git-push[1]:: @@ -283,7 +293,7 @@ gitlink:git-push[1]::
Update remote refs along with associated objects.

gitlink:git-rebase[1]::
Rebase local commits to new upstream head.
Rebase local commits to the updated upstream head.

gitlink:git-repack[1]::
Pack unpacked objects in a repository.
@ -324,7 +334,7 @@ gitlink:git-archimport[1]:: @@ -324,7 +334,7 @@ gitlink:git-archimport[1]::
Import an arch repository into git.

gitlink:git-convert-objects[1]::
Converts old-style git repository
Converts old-style git repository.

gitlink:git-cvsimport[1]::
Salvage your data out of another SCM people love to hate.
@ -333,10 +343,10 @@ gitlink:git-lost-found[1]:: @@ -333,10 +343,10 @@ gitlink:git-lost-found[1]::
Recover lost refs that luckily have not yet been pruned.

gitlink:git-merge-one-file[1]::
The standard helper program to use with "git-merge-index"
The standard helper program to use with `git-merge-index`.

gitlink:git-prune[1]::
Prunes all unreachable objects from the object database
Prunes all unreachable objects from the object database.

gitlink:git-relink[1]::
Hardlink common objects in local repositories.
@ -348,10 +358,10 @@ gitlink:git-sh-setup[1]:: @@ -348,10 +358,10 @@ gitlink:git-sh-setup[1]::
Common git shell script setup code.

gitlink:git-symbolic-ref[1]::
Read and modify symbolic refs
Read and modify symbolic refs.

gitlink:git-tag[1]::
An example script to create a tag object signed with GPG
An example script to create a tag object signed with GPG.

gitlink:git-update-ref[1]::
Update the object name stored in a ref safely.
@ -375,16 +385,19 @@ gitlink:git-get-tar-commit-id[1]:: @@ -375,16 +385,19 @@ gitlink:git-get-tar-commit-id[1]::
Extract commit ID from an archive created using git-tar-tree.

gitlink:git-mailinfo[1]::
Extracts patch from a single e-mail message.
Extracts patch and authorship information from a single
e-mail message, optionally transliterating the commit
message into utf-8.

gitlink:git-mailsplit[1]::
git-mailsplit.
A stupid program to split UNIX mbox format mailbox into
individual pieces of e-mail.

gitlink:git-patch-id[1]::
Compute unique ID for a patch.

gitlink:git-parse-remote[1]::
Routines to help parsing $GIT_DIR/remotes/
Routines to help parsing `$GIT_DIR/remotes/` files.

gitlink:git-request-pull[1]::
git-request-pull.
@ -406,22 +419,20 @@ Commands not yet documented @@ -406,22 +419,20 @@ Commands not yet documented
---------------------------

gitlink:gitk[1]::
gitk.
The gitk repository browser.


Configuration Mechanism
-----------------------

Starting from 0.99.9 (actually mid 0.99.8.GIT), .git/config file
Starting from 0.99.9 (actually mid 0.99.8.GIT), `.git/config` file
is used to hold per-repository configuration options. It is a
simple text file modelled after `.ini` format familiar to some
people. Here is an example:

------------
#
# This is the config file, and
# a '#' or ';' character indicates
# a comment
# A '#' or ';' character indicates a comment.
#

; core variables
@ -443,30 +454,30 @@ their operation accordingly. @@ -443,30 +454,30 @@ their operation accordingly.
Identifier Terminology
----------------------
<object>::
Indicates the sha1 identifier for any type of object
Indicates the object name for any type of object.

<blob>::
Indicates a blob object sha1 identifier
Indicates a blob object name.

<tree>::
Indicates a tree object sha1 identifier
Indicates a tree object name.

<commit>::
Indicates a commit object sha1 identifier
Indicates a commit object name.

<tree-ish>::
Indicates a tree, commit or tag object sha1 identifier. A
Indicates a tree, commit or tag object name. A
command that takes a <tree-ish> argument ultimately wants to
operate on a <tree> object but automatically dereferences
<commit> and <tag> objects that point at a <tree>.

<type>::
Indicates that an object type is required.
Currently one of: blob/tree/commit/tag
Currently one of: `blob`, `tree`, `commit`, or `tag`.

<file>::
Indicates a filename - always relative to the root of
the tree structure GIT_INDEX_FILE describes.
Indicates a filename - almost always relative to the
root of the tree structure `GIT_INDEX_FILE` describes.

Symbolic Identifiers
--------------------
@ -474,17 +485,20 @@ Any git command accepting any <object> can also use the following @@ -474,17 +485,20 @@ Any git command accepting any <object> can also use the following
symbolic notation:

HEAD::
indicates the head of the repository (ie the contents of
`$GIT_DIR/HEAD`)
indicates the head of the current branch (i.e. the
contents of `$GIT_DIR/HEAD`).

<tag>::
a valid tag 'name'+
(ie the contents of `$GIT_DIR/refs/tags/<tag>`)
a valid tag 'name'
(i.e. the contents of `$GIT_DIR/refs/tags/<tag>`).

<head>::
a valid head 'name'+
(ie the contents of `$GIT_DIR/refs/heads/<head>`)
a valid head 'name'
(i.e. the contents of `$GIT_DIR/refs/heads/<head>`).

<snap>::
a valid snapshot 'name'+
(ie the contents of `$GIT_DIR/refs/snap/<snap>`)
a valid snapshot 'name'
(i.e. the contents of `$GIT_DIR/refs/snap/<snap>`).


File/Directory Structure
@ -493,7 +507,7 @@ File/Directory Structure @@ -493,7 +507,7 @@ File/Directory Structure
Please see link:repository-layout.html[repository layout] document.

Higher level SCMs may provide and manage additional information in the
GIT_DIR.
`$GIT_DIR`.


Terminology
@ -509,7 +523,7 @@ The git Repository @@ -509,7 +523,7 @@ The git Repository
~~~~~~~~~~~~~~~~~~
These environment variables apply to 'all' core git commands. Nb: it
is worth noting that they may be used/overridden by SCMS sitting above
git so take care if using Cogito etc
git so take care if using Cogito etc.

'GIT_INDEX_FILE'::
This environment allows the specification of an alternate
@ -530,9 +544,9 @@ git so take care if using Cogito etc @@ -530,9 +544,9 @@ git so take care if using Cogito etc
written to these directories.

'GIT_DIR'::
If the 'GIT_DIR' environment variable is set then it specifies
a path to use instead of `./.git` for the base of the
repository.
If the 'GIT_DIR' environment variable is set then it
specifies a path to use instead of the default `.git`
for the base of the repository.

git Commits
~~~~~~~~~~~
@ -559,7 +573,7 @@ include::../README[] @@ -559,7 +573,7 @@ include::../README[]
Authors
-------
git's founding father is Linus Torvalds <torvalds@osdl.org>.
The current git nurse is Junio C. Hamano <junkio@cox.net>.
The current git nurse is Junio C Hamano <junkio@cox.net>.
The git potty was written by Andres Ericsson <ae@op5.se>.
General upbringing is handled by the git-list <git@vger.kernel.org>.


17
README

@ -35,7 +35,7 @@ the object (i.e. how it is used, and how it can refer to other @@ -35,7 +35,7 @@ the object (i.e. how it is used, and how it can refer to other
objects). There are currently four different object types: "blob",
"tree", "commit" and "tag".

A "blob" object cannot refer to any other object, and is, like the tag
A "blob" object cannot refer to any other object, and is, like the type
implies, a pure storage object containing some user data. It is used to
actually store the file data, i.e. a blob object is associated with some
particular version of some file.
@ -64,7 +64,7 @@ symbolic name (of course!) and, optionally, a signature. @@ -64,7 +64,7 @@ symbolic name (of course!) and, optionally, a signature.

Regardless of object type, all objects share the following
characteristics: they are all deflated with zlib, and have a header
that not only specifies their tag, but also provides size information
that not only specifies their type, but also provides size information
about the data in the object. It's worth noting that the SHA1 hash
that is used to name the object is the hash of the original data
plus this header, so `sha1sum` 'file' does not match the object name
@ -76,7 +76,7 @@ As a result, the general consistency of an object can always be tested @@ -76,7 +76,7 @@ As a result, the general consistency of an object can always be tested
independently of the contents or the type of the object: all objects can
be validated by verifying that (a) their hashes match the content of the
file and (b) the object successfully inflates to a stream of bytes that
forms a sequence of <ascii tag without space> + <space> + <ascii decimal
forms a sequence of <ascii type without space> + <space> + <ascii decimal
size> + <byte\0> + <binary object data>.

The structured objects can further have their structure and
@ -297,7 +297,7 @@ will not normally add totally new entries or remove old entries, @@ -297,7 +297,7 @@ will not normally add totally new entries or remove old entries,
i.e. it will normally just update existing cache entries.

To tell git that yes, you really do realize that certain files no
longer exist in the archive, or that new files should be added, you
longer exist, or that new files should be added, you
should use the `--remove` and `--add` flags respectively.

NOTE! A `--remove` flag does 'not' mean that subsequent filenames will
@ -515,8 +515,11 @@ index file, and you can just write the result out with @@ -515,8 +515,11 @@ index file, and you can just write the result out with
Historical note. We did not have `-u` facility when this
section was first written, so we used to warn that
the merge is done in the index file, not in your
working directory, and your working directory will no longer match your
index.
working tree, and your working tree will not match your
index after this step.
This is no longer true. The above command, thanks to `-u`
option, updates your working tree with the merge results for
paths that have been trivially merged.


8) Merging multiple trees, continued
@ -579,7 +582,7 @@ The above is the description of a git merge at the lowest level, @@ -579,7 +582,7 @@ The above is the description of a git merge at the lowest level,
to help you understand what conceptually happens under the hood.
In practice, nobody, not even git itself, uses three `git-cat-file`
for this. There is `git-merge-index` program that extracts the
stages to temporary files and calls a `merge` script on it
stages to temporary files and calls a "merge" script on it:

git-merge-index git-merge-one-file hello.c


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