diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/packaging.cli | 150 |
1 files changed, 82 insertions, 68 deletions
diff --git a/doc/packaging.cli b/doc/packaging.cli index dd08e82..341a8c8 100644 --- a/doc/packaging.cli +++ b/doc/packaging.cli @@ -3550,7 +3550,7 @@ this role. \N|In extraordinary circumstances the \c{build2-packaging} administrators may make direct changes to the package, for example, to release a new revision in -order to address a critical issues. They will still try to coordinate the +order to address a critical issue. They will still try to coordinate the changes with the maintainer but may not always be able to wait for a response in time-sensitive cases.| @@ -3559,10 +3559,10 @@ in time-sensitive cases.| As you may recall, our package currently has a pre-release snapshot version of the upstream version (see \l{#core-package-adjust-version Adjust package version}). Once all the changes are in, we can change to the final upstream -version, in a sense signalling that this package version is ready. +version, in a sense signaling that this package version is ready. -\N|If you are working in a branch, then now is the time to merge it into -\c{master}.| +\N|If you are working in a branch, then now is also the time to merge it into +\c{master} (or equivalent).| The recommended way to do this is with the \l{bdep-release(1)} command (see \l{intro#guide-versioning-releasing Versioning and Release Management} for @@ -3580,8 +3580,8 @@ $ cd foo/ # Change to the package repository root. $ bdep release --no-open --show-push \ -Then review the commit made by \c{bdep-release} and push the changes by -copying the command that it printed: +Then review the commit made by \c{bdep-release} and, if everything looks good, +push the changes by copying the command that it printed: \ $ git diff HEAD~1 @@ -3607,7 +3607,7 @@ $ cd foo/ # Change to the package repository root. $ bdep publish \ -The \c{bdep-publish} command prepares the source distributin of your package, +The \c{bdep-publish} command prepares the source distribution of your package, uploads the resulting archive to the package repository, and prints a link to the package submission in the queue. Open this link in the browser and check that there are no surprises in build results (they should match the earlier CI @@ -3618,28 +3618,31 @@ compared to our earlier CI submissions, the way the packages are built on CI and in the package repository are not exactly the same. Specifically, CI builds them from \c{git} while the package repository \- from the submitted package archives. If there are differences, it's almost always due to issues -in the source distribution preparation \l{#core-test-smoke-locally-dist Test -locally: distribution}.| +in the source distribution preparation (see \l{#core-test-smoke-locally-dist +Test locally: distribution}).| If everything looks good, then you are done: the package submission will be reviewed and, if there are no problems, moved to \l{https://cppget.org cppget.org}. If there are problems, then an issue will be created in the package repository with the review feedback. In this case you will need to \l{#core-version-management-new-revision release and publish a version -revision} to address these problems. But in both cases you should first read -through \l{#core-version-management Package version management} to understand -the recommended \"version lifecycle\" of a third-party package. +revision} to address any problems. However, in both cases, you should first +read through the following \l{#core-version-management Package version +management} section to understand the recommended \"version lifecycle\" of a +third-party package. Also, if there is an issue for this package in \l{https://github.com/build2-packaging/WISHLIST github.com/build2-packaging/WISHLIST}, then you would want to add a comment -and close it once the package has been published. +and close it once the package has been moved to \l{https://cppget.org +cppget.org}. \h#core-version-management|Package version management| -Once we have pushed the release commit, in order to preserve continous -versioning, no further changes should be made to the package without also +Once we have pushed the release commit, in order to preserve continuous +versioning (see \l{#core-package-adjust-version Adjust package version} for +background), no further changes should be made to the package without also changing its version. \N|More precisely, you can make and commit changes without changing the @@ -3650,21 +3653,22 @@ package remains unchanged.| While in our own projects we can change the versions as we see fit, with third-party projects the versions are dictated by the upstream and as a result -we are limited to what we can use to fix issues in the package itself. It may -be tempting (and maybe even conceptually correct) to release a patch version -for our own fixes, however, we will be in trouble if later upstream releases -the same patch version but with a different set of changes (plus the users of -our package may wonder where did this version come from). As a result, we -should only change the major, minor, or patch components of the package -version in response to the corresponding upstream releases. For fixes to the -package itself we should instead use version revisions. +we are limited to what we can use to fix issues in our packaging work +itself. It may be tempting (and perhaps even conceptually correct) to release +a patch version for our own fixes, however, we will be in trouble if later +upstream releases the same patch version but with a different set of changes +(plus the users of our package may wonder where did this version come +from). As a result, we should only change the major, minor, or patch +components of the package version in response to the corresponding upstream +releases. For fixes to the packaging work itself we should instead use version +revisions. \N|Because a revision replaces the existing version, we should try to limit -revision changes to bug fixes and preferably only to the package +revision changes to bug fixes and preferably only in the package \"infrastructure\" (\c{buildfiles}, \c{manifest}, etc). Fixes to upstream -source code should be limited to critical bugs, preferably be backported from -upstream. To put it another way, changes in a revision should have an even -more limited scope than a patch release.| +source code should be limited to critical bugs and be preferably backported +from upstream. To put it another way, changes in a revision should have an +even more limited scope than a patch release.| Based on this, the recommended \"version lifecycle\" for a third-party package is as follows: @@ -3674,25 +3678,28 @@ package is as follows: \li|After a release (the \l{#core-release-publish-release Release final version} step above), for example, version \c{2.1.0}, the package enters a \"revision phase\" where we can release revisions (\c{2.1.0+1}, \c{2.1.0+2}, -etc) to address any issues in the package. See -\l{#core-version-management-new-revision New revision} for details.| +etc) to address any issues in the packaging work. See +\l{#core-version-management-new-revision New revision} for the detailed +procedure.| \li|When a new upstream version is released, for example version \c{2.2.0}, and we wish to upgrade our package to this version, we switch to its -pre-release snapshot version (\c{2.2.0-a.0.z}) the same as we did on the +pre-release snapshot version (\c{2.2.0-a.0.z}) the same way as we did on the \l{#core-package-adjust-version Adjust package version} step initially. See -\l{#core-version-management-new-version New version} for details.| +\l{#core-version-management-new-version New version} for the detailed +procedure.| \li|Once we are done upgrading to the new upstream version, we release the final version just like on the \l{#core-release-publish-release Release final -version} step initially.|| +version} step initially. At this point the package enters another revision +phase.|| Note also that in the above example, once we have switched to \c{2.2.0-a.0.z}, we cannot go back and release another revision or patch version for \c{2.1.0} on the current branch. Instead, we will need to create a separate branch for the \c{2.1.Z} release series and make a revision or patch version there. See \l{#core-version-management-old-series New version/revision in old release -series} for details. +series} for the detailed procedure. \h2#core-version-management-new-revision|New revision| @@ -3709,9 +3716,10 @@ accumulated issues} for background.| In the revision phase of the package version lifecycle (i.e., when the version does not end with \c{-a.0.z}), every commit must be accompanies by the -revision increment to maintain continous verisions. As a result, each revision -release commit also contains the changes in this revision. Below is a typical -workflow for releasing and publishing the revision: +revision increment to maintain continuous versioning. As a result, each +revision release commit necessarily also contains the changes in this +revision. Below is a typical workflow for releasing and publishing the +revision: \ $ # make changes @@ -3726,7 +3734,7 @@ $ bdep publish Customarily, the revision commit message has the \c{\"Release version X.Y.Z+R\"} summary as generated by \c{bdep-release} followed by the -description of changes organized in a list of there are several. For example: +description of changes, organized in a list if there are several. For example: \ Release version 2.1.0+1 @@ -3776,7 +3784,8 @@ $ bdep publish \h2#core-version-management-new-version|New version| As discussed in \l{#core-version-management Package version management}, we -release new versions in reponse to the corresponding upstream releases. +release new versions strictly in response to the corresponding upstream +releases. The amount or work required to upgrade a package to a new upstream version depends on the extend of changes in the new version. @@ -3785,8 +3794,8 @@ On one extreme you may have a patch release which fixes a couple of bugs in the upstream source code without any changes to the set of source files, upstream build system, etc. In such cases, upgrading a package is a simple matter of creating a new work branch, pointing the \c{upstream} \c{git} -submodule to the new release, running tests, and releasing and publishing a -new package version. +submodule to the new release, running tests, and then merging, releasing, and +publishing a new package version. On the other extreme you may have a new major upstream release which is essentially a from-scratch rewrite with new source code layout, different @@ -3803,19 +3812,23 @@ in the upstream build system, etc. The following sections provide a checklist-like sequence of steps that can be used to review upstream changes with links to the relevant earlier sections in -case undjustments are required. +case adjustments are required. \h2#core-version-management-new-version-branch|New version: create new work branch| When upgrading a package to a new upstream version it's recommended to do this -in a new work branch which, upon completion, is merged into \c{master}. For -example, if the new upstream version is \c{2.2.0}: +in a new work branch which, upon completion, is merged into \c{master} (or +equivalent). For example, if the new upstream version is \c{2.2.0}: \ $ git checkout -b wip-2.2.0 \ +\N|If you are not the maintainer of the package and would like to help with +preparing the new version, then, when everything is ready, use this branch +to create a pull request instead of merging it directly.| + \h2#core-version-management-new-version-open|New version: open new version| @@ -3839,7 +3852,7 @@ new version. For example, if the upstream release tag we are interested in is called \c{v2.2.0}, to update the \c{upstream} submodule to point to this release -commit, run the following command: +commit, run the following commands: \ $ cd upstream/ @@ -3881,7 +3894,7 @@ particular (discussed in the following sections): \li|New dependencies being added or old removed.| -\li|New source files beging added or old removed (including in tests, etc).| +\li|New source files being added or old removed (including in tests, etc).| \li|Changes to the upstream build system.| @@ -3891,18 +3904,18 @@ particular (discussed in the following sections): \h2#core-version-management-new-version-layout|New version: layout changes| As mentioned earlier, for drastic layout changes it may make sense to start -from scratch and re-generate the package with the \c{bdep-new} command -(\l{#core-package-struct Decide on the package source code layout} starting -point). On the other hand, if the changes are minor, then you can try to -adjust things manually. An in-between strategy is to generate the new layout -using \c{bdep-new} on the side and then retrofit the relevant changes in -\c{buildfiles} to the existing package. In a sense, this approach uses +from scratch and re-generate the package with the \c{bdep-new} command (use +\l{#core-package-struct Decide on the package source code layout} as a +starting point). On the other hand, if the changes are minor, then you can try +to adjust things manually. An in-between strategy is to generate the new +layout using \c{bdep-new} on the side and then retrofit the relevant changes +in \c{buildfiles} to the existing package. In a sense, this approach uses \c{bdep-new} as a guide to figure out how to implement the new layout. -\h2#core-version-management-new-version-dependecies|New version: new/old dependencies| +\h2#core-version-management-new-version-dependencies|New version: new/old dependencies| -If upsream added new or removed old dependecies, then you will need to +If upstream added new or removed old dependencies, then you will need to replicate these changes in your package as on the \l{#core-fill-depend Add dependencies} and \l{#core-adjust-build-src-source-dep Adjust source \c{buildfile}: dependencies} initial packaging steps. @@ -3910,9 +3923,9 @@ dependencies} and \l{#core-adjust-build-src-source-dep Adjust source \h2#core-version-management-new-version-sources|New version: new/old source files| -If upsream added new or removed old source files, then you will need to -replicate these changes in your package as on the \c{#core-fill-source Fill -with upstream source code} and possibly \c{#core-adjust-build-src-header +If upstream added new or removed old source files, then you will need to +replicate these changes in your package as on the \l{#core-fill-source Fill +with upstream source code} and possibly \l{#core-adjust-build-src-header Adjust header \c{buildfile}} and \l{#core-adjust-build-src-source-src Adjust source \c{buildfile}: sources, private headers} initial packaging steps. @@ -3923,12 +3936,12 @@ remove old source files (typically new tests). See If there are any manual modifications to the upstream source code, then you will also need to re-apply them to the new version as discussion in \l{#howto-patch-upstream-source-manual Modifying upstream source code -manually?} +manually}. \h2#core-version-management-new-version-build|New version: changes to build system| -If upsream changed anything in the build system, then you may need to +If upstream changed anything in the build system, then you may need to replicate these changes in your package's \c{buildfiles}. The relevant initial packaging steps are: \l{#core-adjust-build-wide Adjust project-wide build system files in \c{build/}} and \l{#core-adjust-build-src-source-opt Adjust source @@ -3941,7 +3954,7 @@ project-wide build system files in \c{tests/build/}} and \h2#core-version-management-new-version-other|New version: other new/old files/subdirectories| -If upsream added or removed any other files or subdirectories that are +If upstream added or removed any other files or subdirectories that are relevant to our package (such as documentation), then adjust the package similar to the \l{#core-root-buildfile Adjust root \c{buildfile}} and \l{#core-root-buildfile-doc Adjust root \c{buildfile}: other subdirectories} @@ -3962,17 +3975,17 @@ always be able to fix it immediately (for example, by \l{#core-version-management-new-revision releasing a revision}). This could be because the change is too extensive/risky for a revision or simply not critical enough to warrant a release. In such cases it's recommended to file -an issue in the package's repository with the view to fix it when the next +an issue in the package repository with the view to fix it when the next opportunity arises. Releasing a new upstream version is one such opportunity and it makes sense to review any accumulated package issues and see if any -of them can be addressed. +of them could be addressed. \h2#core-version-management-new-version-test|New version: test locally and with CI| Once all the adjustments are in, test the package both locally and with CI -similart to how we did after completing the smoke test during the initial -packaging: +similar to how we did it during the initial packaging after completing the +smoke test: \l{#core-test-smoke-locally Test locally}\n \l{#core-test-smoke-locally-install Test locally: installation}\n @@ -3983,7 +3996,7 @@ packaging: \h2#core-version-management-new-version-release|New version: merge, release, and publish| When the new version of the package is ready to be released, merge the -work branch to \c{master}: +work branch to \c{master} (or equivalent): \ $ git checkout master @@ -3997,10 +4010,10 @@ Then release and publish using the same steps as after the initial packaging: \h2#core-version-management-old-series|New version/revision in old release series| As discussed in \l{#core-version-management Package version management}, if we -have already switched to the next upstream version in the \c{master} branch, -we cannot go back and release a new version or a revision for an older release -series on the same branch. Instead, we need to create a seperate, long-lived -branch for this work. +have already switched to the next upstream version in the \c{master} (or +equivalent) branch, we cannot go back and release a new version or revision +for an older release series on the same branch. Instead, we need to create a +separate, long-lived branch for this work. As an example, let's say we need to release another revision or a patch version for an already released \c{2.1.0} while our \c{master} branch has @@ -4035,6 +4048,7 @@ it corresponds to the \c{2.Y.Z} release series. If you already have the \h1#dont-do|What Not to Do| +@@ \h#dont-from-scratch|Don't write \c{buildfiles} from scratch, use \c{bdep-new}| |