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Joey Hess 2010-10-16 15:22:47 -04:00
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git-annex.mdwn
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@ -40,16 +40,15 @@ Enough broad picture, here's how it actually looks:
if you're just done with a file; only use `unannex` if you if you're just done with a file; only use `unannex` if you
accidentially added a file. accidentially added a file.
Oh yeah, "$file" in the above can be any number of files, or directories. Oh yeah, "$file" in the above can be any number of files, or directories,
git-annex automatically recurses into directories, but skips files that are same as you'd pass to "git add" or "git rm".
checked into git (as well as skipping `.git` itself), so "git annex ." works So "git annex add ." or "git annex get dir/" work fine.
fine.
## copies ## copies
git-annex can be configured to try to keep N copies of a file's content git-annex can be configured to try to keep N copies of a file's content
available across all repositories. By default, N is 1 (configured by available across all repositories. By default, N is 1; it is configured by
annex.numcopies). annex.numcopies.
`git annex drop` attempts to check with other git remotes, to check that N `git annex drop` attempts to check with other git remotes, to check that N
copies of the file exist. If enough repositories cannot be verified to have copies of the file exist. If enough repositories cannot be verified to have
@ -105,7 +104,11 @@ to store different files' contents in a given repository.
git-annex keeps track of on which repository it last saw a file's content. git-annex keeps track of on which repository it last saw a file's content.
This can be useful when using it for archiving with offline storage. When This can be useful when using it for archiving with offline storage. When
you indicate you want a file, git-annex will tell you which repositories you indicate you want a file, git-annex will tell you which repositories
have the file's content. have the file's content. For example:
# git annex get myfile
git-annex: unable to get: myfile
To get that file, need access to one of these remotes: usbdrive
Location tracking information is stored in `.git-annex/$key.log`. Location tracking information is stored in `.git-annex/$key.log`.
Repositories record their UUID and the date when they get or drop Repositories record their UUID and the date when they get or drop
@ -113,7 +116,7 @@ a file's content. (Git is configured to use a union merge for this file,
so the lines may be in arbitrary order, but it will never conflict.) so the lines may be in arbitrary order, but it will never conflict.)
The optional file `.git-annex/uuid.log` can be created to add a description The optional file `.git-annex/uuid.log` can be created to add a description
to a UUID. If git-annex needs a file from a repository and it cannot find to a UUID. If git-annex needs a file from some repository, and it cannot find
the repository amoung the remotes, it will use the description from this the repository amoung the remotes, it will use the description from this
file when asking for the repository to be made available. The file format file when asking for the repository to be made available. The file format
is a UUID, a space, and the rest of the line is its description. For is a UUID, a space, and the rest of the line is its description. For