Eclipse subversive documentation the eclipse foundation. The section on keeping a reintegrated branch alive became obsolete with the. Officially, their task was to write a book topdown, starting from a table of contents and an initial draft. Hi, first of all thanks for your possible replies, im really new to this mailing list, but im getting a little desperate. Hi, we are encountering an issue when trying to merge trunk to a branch. Let us suppose you have released a product of version 1. It is useful when someone wants the development process to fork off into two different directions. This method covers the case when you have made a feature branch as discussed in the subversion book.
This is very important when youre merging changes from one branch into another and youve renamed a file on one branch but not the other. Whats the difference between svn merge reintegrate and svn. Right click on your branch project folder and select svn checkout. As svn book states, most merges involve comparing trees that are. To use the commandline client, type svn, the subcommand you wish to use, and any options or targets that you wish to operate onthe subcommand and the options need not appear in a specific order. Svn merge attempting to reintegrate on a merge to a branch. Subversion is aware of the history of your branch and knows when it split away from the mainline. The requirements for reintegrate merge are as such. This will take all the stuff you did in the feature1 branch and merge it into trunk. So, merge with reintegrate when your feature is done and ready for testing. There are quite a few svn commands that i do not use so often but that i need every once in a while. If youre using svn merge to do basic copying of changes between branches, it will. Branch operation creates another line of development.
To reintegrate a branch, have a clean working copy of trunk and run the following command in its toplevel directory. To not break things for the other developers, i used a feature branch as described in the svn book. Before reintegrating, synchronize the branch with its ancestor and verify that the changes implemented in the branch integrate as expected with all changes made to the ancestor subsequent to the original creation of the branch. I created a branch from another branch, and after i am ready to merge, i encounter this problem. Once that is done you will merge into trunk from branch choosing the reintegrate merge. A more thorough explanation of merging in svn can be found in the svn book. Why do you really have to use the reintegrate option. Subversion best practices apache software foundation. Some places say that its absolutely necessary to call reintegrate when merging and then delete the branch immediately afterwards, which i think is a hassle. A nice feature of subversion is that by design, there is no limit to the size of files it can handle. If you have ever been working on code to realize that you cannot commit the changes that you have made to the original branch you were working in, it. Keepingreintegratedbranchalive subversion apache software. This basic syntaxsvn merge urltells subversion to merge all changes which have not been previously merged from the url to the current working directory which is typically the root of your working copy. Once a reintegrate merge is done from branch to trunk, the branch is no longer usable for further work.
I was using merge a range of revisions, but i was getting all sorts of tree conflict errors. Hello world, i have implemented a feature into our product. I am new to svn and am using visualsvn with visual studio. Subversionusers merge and recordonly question grokbase. Now, you use svn merge with the reintegrate option to replicate your branch changes back into the trunk. It is important to understand how branching and merging works in subversion before you start using it, as it can become quite complex. Its not able to correctly absorb new trunk changes, nor can it be properly reintegrated to trunk. Subversion users merge, branch, reintegrate, problem. For example, svn merge requires a working copy path as a target, that is, a place where it should apply the generated patch.
The reintegrate option that youre asking about is a signal to svn that it should ignore the changes that have been made to your branch as a result of merges from the main branch or trunk. For example, all of the following are valid ways to use svn status. Now my implementation is complete, so i want to merge my branch back to trunk. Weve begun in our dev shop to use svn subversionbranches to develop, test and implement new features. When merging your branch back to the trunk, however, the underlying mathematics is quite different. Your feature branch is now a mishmosh of both duplicated trunk changes and private branch changes, so theres no simple contiguous range of revisions to copy over. Our commitment to supporting our community read more.
This is the home of version control with subversion, a free book about the ubiquitous apache subversion version control system and written by some of the developers of subversion itself. Automating tortoisesvn tortoisesvn commands tsvncmd url handler tortoiseidiff commands tortoiseudiff commands e. If for some reasons you have to face conflicts, the first thing is to consult the svn book. Oreilly and associates decided to publish a fulllength subversion book, the. One of them is related to reintegrating a branch into the trunk. This merge will still perform similar sanity checks which svn merge reintegrate performed in earlier releases. An uptodate and fullysynchronized branch is a prerequisite for reintegration. Subversionusers problem with svn merge reintegrate. While reading the svn book, i was surprised when i read this. Be sure to read about them in chapter 9, subversion complete reference for details, or ask svn help. We originally posted this issue to the collabnet forums. Merge two different trees vs reintegrate a branch and. Once you are done you would deleted feature1 branch. Do you find version control, branching and merging a bit difficult, try the noresm svn branchmerge tutorial to understand branching and merging.
The reintegrate option of svn merge is now deprecated and its use is discouraged. In the svn book it says merges reintegrate is to merge all of the source urls changes into the working copy i would like to merge a branch back to the trunk. Contribute to gher ulgdocumentation development by creating an account on github. Assuming that one is working with the trunk as a working copy and want to reintegrate the branch called feature, the reintegrate command is simply. All trunk changes have been ported to the feature branch, week by week, and now the feature is complete you want to merge it back into the trunk. Notice that were using the caret syntax 26 to avoid having to type out the entire trunk url. Select the url of repository to be the new branch location and select the checkout directory to be the new branched project folder you created, as shown in the following screenshot. Reintegrate merge is used to bring changes from a feature branch back into the feature. In the svn book it says merge s reintegrate is to merge all of the source urls changes into the working copy. It is highly recommended that you read the chapter branching and merging in the subversion book, which gives a full description and many examples of how it is used.
Changesets keeping a branch in sync reintegrating a branch mergeinfo and. Svn will store some metadata within the branch, for our purposes, the most important is. If you work with multiple branches and take a merge between branches or reintegrate svn terminology then you will know the benefit of git over svn. Whats the difference between svn merge reintegrate.
Note that reintegrate should only be used for feature branches, not for release branches that live on after the merge. However, i realized that i need all the changes implemented in the feature branch also on the release branch. Like many shops ive run across, we use tortoise as our svn client. My colleague works on a branch branched from trunk, lets call it b. For more information read the chapter on vendor branches in the subversion book. When reintegrating your branch into the trunk, you create a new revision x. I have a question about merge, reintegrate and recordonly. You can do this by either doing an svn checkout, dredging up an old trunk working copy from somewhere on your disk, or using svn switch see the section called traversing branches. The working copy must not be a mixedrevision working copy. The three coauthors of the new book were thus presented with an unusual opportunity. Advanced merging university of california, berkeley. To perform a sync merge, first make sure your working copy of the branch is cleanthat it has no local modifications reported by svn status.
Oreilly and associates decided to publish a fulllength subversion book, the path of least resistance was obvious. Svn commit working copy to new branch jimmy bonney. Branching and merging svn book visualsvn help center. However, there are some changes in b that we do not want to be copied to t. The new svn mergeinfo command can show which changesets a directory has absorbed and which changesets its still eligible to receive. The svn log and svn blame commands take a new g usemergehistory option, which tells them to take mergeinfo into account. In this book and elsewhere subversion mailing lists, articles. While these are typically best practices for merging anyway, they are strictly required in reintegrate mode. Branch a line of development that exists independently of another line yet shares a common history. There are many different uses for branching and svn merge, and this section. How to reintegrate svn branch back to trunk using tortoise. After this, i created a feature branch from the trunk, and now im ready to reintegrate it in the trunk, using svn merge reintegrate. Command line interface cross reference conventions and basic rules tortoisesvn commands checkout update update to revision commit diff show log. Unlike svn diff, the merge command takes the ancestry of a file into consideration when performing a merge operation.
You want to checkout a working copy of trunk and then use the svn merge reintegrate option. In subversion i made a branch now i want to merge it back into trunk. If you always synchronise a feature branch before you merge it back. I didnt fully understand the process of reintegrating my branch back to the trunk, and after some reading along with some trial and error, came up with the basic steps to get everything back together.