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Diffstat (limited to 'Documentation/git-svn.txt')
| -rw-r--r-- | Documentation/git-svn.txt | 140 |
1 files changed, 111 insertions, 29 deletions
diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt index 7706d41c87..2a3847649d 100644 --- a/Documentation/git-svn.txt +++ b/Documentation/git-svn.txt @@ -79,12 +79,29 @@ COMMANDS trailing slash, so be sure you include one in the argument if that is what you want. If --branches/-b is specified, the prefix must include a trailing slash. - Setting a prefix is useful if you wish to track multiple - projects that share a common repository. + Setting a prefix (with a trailing slash) is strongly + encouraged in any case, as your SVN-tracking refs will + then be located at "refs/remotes/$prefix/*", which is + compatible with Git's own remote-tracking ref layout + (refs/remotes/$remote/*). Setting a prefix is also useful + if you wish to track multiple projects that share a common + repository. ++ +NOTE: In Git v2.0, the default prefix will CHANGE from "" (no prefix) +to "origin/". This is done to put SVN-tracking refs at +"refs/remotes/origin/*" instead of "refs/remotes/*", and make them +more compatible with how Git's own remote-tracking refs are organized +(i.e. refs/remotes/$remote/*). You can enjoy the same benefits today, +by using the --prefix option. + --ignore-paths=<regex>;; When passed to 'init' or 'clone' this regular expression will be preserved as a config key. See 'fetch' for a description of '--ignore-paths'. +--include-paths=<regex>;; + When passed to 'init' or 'clone' this regular expression will + be preserved as a config key. See 'fetch' for a description + of '--include-paths'. --no-minimize-url;; When tracking multiple directories (using --stdlayout, --branches, or --tags options), git svn will attempt to connect @@ -100,8 +117,11 @@ COMMANDS 'fetch':: Fetch unfetched revisions from the Subversion remote we are tracking. The name of the [svn-remote "..."] section in the - .git/config file may be specified as an optional command-line - argument. + $GIT_DIR/config file may be specified as an optional + command-line argument. ++ +This automatically updates the rev_map if needed (see +'$GIT_DIR/svn/\*\*/.rev_map.*' in the FILES section below for details). --localtime;; Store Git commit times in the local timezone instead of UTC. This @@ -146,6 +166,14 @@ Skip "branches" and "tags" of first level directories;; ------------------------------------------------------------------------ -- +--include-paths=<regex>;; + This allows one to specify a Perl regular expression that will + cause the inclusion of only matching paths from checkout from SVN. + The '--include-paths' option should match for every 'fetch' + (including automatic fetches due to 'clone', 'dcommit', + 'rebase', etc) on a given repository. '--ignore-paths' takes + precedence over '--include-paths'. + --log-window-size=<n>;; Fetch <n> log entries per request when scanning Subversion history. The default is 100. For very large Subversion repositories, larger @@ -189,6 +217,9 @@ accept. However, '--fetch-all' only fetches from the current + Like 'git rebase'; this requires that the working tree be clean and have no uncommitted changes. ++ +This automatically updates the rev_map if needed (see +'$GIT_DIR/svn/\*\*/.rev_map.*' in the FILES section below for details). -l;; --local;; @@ -244,7 +275,7 @@ first have already been pushed into SVN. For each patch, one may answer "yes" (accept this patch), "no" (discard this patch), "all" (accept all patches), or "quit". + - 'git svn dcommit' returns immediately if answer if "no" or "quit", without + 'git svn dcommit' returns immediately if answer is "no" or "quit", without committing anything to SVN. 'branch':: @@ -259,13 +290,15 @@ first have already been pushed into SVN. Create a tag by using the tags_subdir instead of the branches_subdir specified during git svn init. --d;; ---destination;; +-d<path>;; +--destination=<path>;; + If more than one --branches (or --tags) option was given to the 'init' or 'clone' command, you must provide the location of the branch (or - tag) you wish to create in the SVN repository. The value of this - option must match one of the paths specified by a --branches (or - --tags) option. You can see these paths with the commands + tag) you wish to create in the SVN repository. <path> specifies which + path to use to create the branch or tag and should match the pattern + on the left-hand side of one of the configured branches or tags + refspecs. You can see these refspecs with the commands + git config --get-all svn-remote.<name>.branches git config --get-all svn-remote.<name>.tags @@ -286,6 +319,11 @@ where <name> is the name of the SVN repository as specified by the -R option to git config --get-all svn-remote.<name>.commiturl + +--parents;; + Create parent folders. This parameter is equivalent to the parameter + --parents on svn cp commands and is useful for non-standard repository + layouts. + 'tag':: Create a tag in the SVN repository. This is a shorthand for 'branch -t'. @@ -416,8 +454,8 @@ Any other arguments are passed directly to 'git log' specific revision. 'gc':: - Compress $GIT_DIR/svn/<refname>/unhandled.log files in .git/svn - and remove $GIT_DIR/svn/<refname>index files in .git/svn. + Compress $GIT_DIR/svn/<refname>/unhandled.log files and remove + $GIT_DIR/svn/<refname>/index files. 'reset':: Undoes the effects of 'fetch' back to the specified revision. @@ -430,9 +468,10 @@ Any other arguments are passed directly to 'git log' file cannot be ignored forever (with --ignore-paths) the only way to repair the repo is to use 'reset'. + -Only the rev_map and refs/remotes/git-svn are changed. Follow 'reset' -with a 'fetch' and then 'git reset' or 'git rebase' to move local -branches onto the new tree. +Only the rev_map and refs/remotes/git-svn are changed (see +'$GIT_DIR/svn/\*\*/.rev_map.*' in the FILES section below for details). +Follow 'reset' with a 'fetch' and then 'git reset' or 'git rebase' to +move local branches onto the new tree. -r <n>;; --revision=<n>;; @@ -665,7 +704,7 @@ svn-remote.<name>.noMetadata:: + This option can only be used for one-shot imports as 'git svn' will not be able to fetch again without metadata. Additionally, -if you lose your .git/svn/**/.rev_map.* files, 'git svn' will not +if you lose your '$GIT_DIR/svn/\*\*/.rev_map.*' files, 'git svn' will not be able to rebuild them. + The 'git svn log' command will not work on repositories using @@ -785,16 +824,16 @@ Tracking and contributing to an entire Subversion-managed project ------------------------------------------------------------------------ # Clone a repo with standard SVN directory layout (like git clone): - git svn clone http://svn.example.com/project --stdlayout + git svn clone http://svn.example.com/project --stdlayout --prefix svn/ # Or, if the repo uses a non-standard directory layout: - git svn clone http://svn.example.com/project -T tr -b branch -t tag + git svn clone http://svn.example.com/project -T tr -b branch -t tag --prefix svn/ # View all branches and tags you have cloned: git branch -r # Create a new branch in SVN git svn branch waldo # Reset your master to trunk (or any other branch, replacing 'trunk' # with the appropriate name): - git reset --hard remotes/trunk + git reset --hard svn/trunk # You may only dcommit to one branch/tag/trunk at a time. The usage # of dcommit/rebase/show-ignore should be the same as above. ------------------------------------------------------------------------ @@ -808,7 +847,7 @@ have each person clone that repository with 'git clone': ------------------------------------------------------------------------ # Do the initial import on a server - ssh server "cd /pub && git svn clone http://svn.example.com/project + ssh server "cd /pub && git svn clone http://svn.example.com/project [options...]" # Clone locally - make sure the refs/remotes/ space matches the server mkdir project cd project @@ -821,8 +860,9 @@ have each person clone that repository with 'git clone': git config --remove-section remote.origin # Create a local branch from one of the branches just fetched git checkout -b master FETCH_HEAD -# Initialize 'git svn' locally (be sure to use the same URL and -T/-b/-t options as were used on server) - git svn init http://svn.example.com/project +# Initialize 'git svn' locally (be sure to use the same URL and +# --stdlayout/-T/-b/-t/--prefix options as were used on server) + git svn init http://svn.example.com/project [options...] # Pull the latest changes from Subversion git svn rebase ------------------------------------------------------------------------ @@ -954,12 +994,22 @@ without giving any repository layout options. If the full history with branches and tags is required, the options '--trunk' / '--branches' / '--tags' must be used. +When using the options for describing the repository layout (--trunk, +--tags, --branches, --stdlayout), please also specify the --prefix +option (e.g. '--prefix=origin/') to cause your SVN-tracking refs to be +placed at refs/remotes/origin/* rather than the default refs/remotes/*. +The former is more compatible with the layout of Git's "regular" +remote-tracking refs (refs/remotes/$remote/*), and may potentially +prevent similarly named SVN branches and Git remotes from clobbering +each other. In Git v2.0 the default prefix used (i.e. when no --prefix +is given) will change from "" (no prefix) to "origin/". + When using multiple --branches or --tags, 'git svn' does not automatically handle name collisions (for example, if two branches from different paths have the same name, or if a branch and a tag have the same name). In these cases, use 'init' to set up your Git repository then, before your first 'fetch', edit -the .git/config file so that the branches and tags are associated with -different name spaces. For example: +the $GIT_DIR/config file so that the branches and tags are associated +with different name spaces. For example: branches = stable/*:refs/remotes/svn/stable/* branches = debug/*:refs/remotes/svn/debug/* @@ -987,7 +1037,7 @@ CONFIGURATION ------------- 'git svn' stores [svn-remote] configuration information in the -repository .git/config file. It is similar the core Git +repository $GIT_DIR/config file. It is similar the core Git [remote] sections except 'fetch' keys do not accept glob arguments; but they are instead handled by the 'branches' and 'tags' keys. Since some SVN repositories are oddly @@ -1016,14 +1066,46 @@ comma-separated list of names within braces. For example: [svn-remote "huge-project"] url = http://server.org/svn fetch = trunk/src:refs/remotes/trunk - branches = branches/{red,green}/src:refs/remotes/branches/* - tags = tags/{1.0,2.0}/src:refs/remotes/tags/* + branches = branches/{red,green}/src:refs/remotes/project-a/branches/* + tags = tags/{1.0,2.0}/src:refs/remotes/project-a/tags/* +------------------------------------------------------------------------ + +Multiple fetch, branches, and tags keys are supported: + +------------------------------------------------------------------------ +[svn-remote "messy-repo"] + url = http://server.org/svn + fetch = trunk/project-a:refs/remotes/project-a/trunk + fetch = branches/demos/june-project-a-demo:refs/remotes/project-a/demos/june-demo + branches = branches/server/*:refs/remotes/project-a/branches/* + branches = branches/demos/2011/*:refs/remotes/project-a/2011-demos/* + tags = tags/server/*:refs/remotes/project-a/tags/* +------------------------------------------------------------------------ + +Creating a branch in such a configuration requires disambiguating which +location to use using the -d or --destination flag: + +------------------------------------------------------------------------ +$ git svn branch -d branches/server release-2-3-0 ------------------------------------------------------------------------ Note that git-svn keeps track of the highest revision in which a branch or tag has appeared. If the subset of branches or tags is changed after -fetching, then .git/svn/.metadata must be manually edited to remove (or -reset) branches-maxRev and/or tags-maxRev as appropriate. +fetching, then $GIT_DIR/svn/.metadata must be manually edited to remove +(or reset) branches-maxRev and/or tags-maxRev as appropriate. + +FILES +----- +$GIT_DIR/svn/\*\*/.rev_map.*:: + Mapping between Subversion revision numbers and Git commit + names. In a repository where the noMetadata option is not set, + this can be rebuilt from the git-svn-id: lines that are at the + end of every commit (see the 'svn.noMetadata' section above for + details). ++ +'git svn fetch' and 'git svn rebase' automatically update the rev_map +if it is missing or not up to date. 'git svn reset' automatically +rewinds it. SEE ALSO -------- |