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* ci: make the "skip-if-redundant" check more defensiveJohannes Schindelin2020-10-121-27/+31
| | | | | | | | | | | | | | | | | | | | | In 7d78d5fc1a9 (ci: skip GitHub workflow runs for already-tested commits/trees, 2020-10-08), we added a check that determines whether there is already a workflow run for the given commit (or at least tree), and if found, skips the current run. We just worked around an issue with this check where older runs might unexpectedly miss the `head_commit` attribute. Let's be even more defensive by catching all kinds of exceptions, logging them as warnings, and continue the run without skipping it (after all, if the check fails, we _want_ to continue with the run). This commit is best viewed with the diff option `-w` because it increases the indentation level of the GitHub Action script by two spaces, surrounding it by a `try ... catch` construct. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* ci: work around old records of GitHub runsJohannes Schindelin2020-10-121-1/+1
| | | | | | | | | | | | | | Apparently older GitHub runs at least _sometimes_ lack information about the `head_commit` (and therefore the `ci-config` check will fail with "TypeError: Cannot read property 'tree_id' of null") in the check added in 7d78d5fc1a9 (ci: skip GitHub workflow runs for already-tested commits/trees, 2020-10-08). Let's work around this by adding a defensive condition. Reported-by: Philippe Blain <levraiphilippeblain@gmail.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* ci: do not skip tagged revisions in GitHub workflowsJohannes Schindelin2020-10-081-0/+2
| | | | | | | | | | | | | | | | | | | | | When `master` is tagged, and then both `master` and the tag are pushed, Travis CI will happily build both. That is a waste of energy, which is why we skip the build for `master` in that case. Our GitHub workflow is also triggered by tags. However, the run would fail because the `windows-test` jobs are _not_ skipped on tags, but the `windows-build` job _is skipped (and therefore fails to upload the build artifacts needed by the test jobs). In addition, we just added logic to our GitHub workflow that will skip runs altogether if there is already a successful run for the same commit or at least for the same tree. Let's just change the GitHub workflow to no longer specifically skip tagged revisions. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* ci: skip GitHub workflow runs for already-tested commits/treesJohannes Schindelin2020-10-081-1/+38
| | | | | | | | | | | | | | | When pushing a commit that has already passed a CI or PR build successfully, it makes sense to save some energy and time and skip the new build. Let's teach our GitHub workflow to do that. For good measure, we also compare the tree ID, which is what we actually test (the commit ID might have changed due to a reworded commit message, which should not affect the outcome of the run). Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Git 2.29-rc0v2.29.0-rc0Junio C Hamano2020-10-052-1/+32
| | | | Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Merge branch 'nl/credential-crlf'Junio C Hamano2020-10-051-1/+1
|\ | | | | | | | | | | | | | | | | Loosen the parser in the receiving end of the credential protocol to allow credential helper to terminate lines with CRLF line ending, as well as LF line ending. * nl/credential-crlf: credential: treat CR/LF as line endings in the credential protocol
| * credential: treat CR/LF as line endings in the credential protocolNikita Leonov2020-10-031-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This fix makes using Git credentials more friendly to Windows users: it allows a credential helper to communicate using CR/LF line endings ("DOS line endings" commonly found on Windows) instead of LF-only line endings ("Unix line endings"). Note that this changes the behavior a bit: if a credential helper produces, say, a password with a trailing Carriage Return character, that will now be culled even when the rest of the lines end only in Line Feed characters, indicating that the Carriage Return was not meant to be part of the line ending. In practice, it seems _very_ unlikely that something like this happens. Passwords usually need to consist of non-control characters, URLs need to have special characters URL-encoded, and user names, well, are names. However, it _does_ help on Windows, where CR/LF line endings are common: as unrecognized commands are simply ignored by the credential machinery, even a command like `quit\r` (which is clearly intended to abort) would simply be ignored (silently) by Git. So let's change the credential machinery to accept both CR/LF and LF line endings. While we do this for the credential helper protocol, we do _not_ adjust `git credential-cache--daemon` (which won't work on Windows, anyway, because it requires Unix sockets) nor `git credential-store` (which writes the file `~/.git-credentials` which we consider an implementation detail that should be opaque to the user, read: we do expect users _not_ to edit this file manually). Signed-off-by: Nikita Leonov <nykyta.leonov@gmail.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | Merge branch 'sn/fast-import-doc'Junio C Hamano2020-10-051-1/+1
|\ \ | | | | | | | | | | | | | | | | | | Doc update. * sn/fast-import-doc: fast-import: fix typo in documentation
| * | fast-import: fix typo in documentationSamanta Navarro2020-10-041-1/+1
| | | | | | | | | | | | | | | Signed-off-by: Samanta Navarro <ferivoz@riseup.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'pb/submodule-doc-fix'Junio C Hamano2020-10-051-10/+13
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | Doc update. * pb/submodule-doc-fix: gitsubmodules doc: invoke 'ls-files' with '--recurse-submodules'
| * | | gitsubmodules doc: invoke 'ls-files' with '--recurse-submodules'Philippe Blain2020-10-041-10/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | `git ls-files` was never taught to respect the `submodule.recurse` configuration variable, and it is too late now to change that [1], but still the command is mentioned in 'gitsubmodules(7)' as if it does respect that config. Adjust the call in 'gitsubmodules(7)' by calling 'ls-files' with the '--recurse-submodules' option. While at it, uniformize the capitalization in that file, and use backticks instead of quotes for Git commands and configuration variables. [1] https://lore.kernel.org/git/pull.732.git.1599707259907.gitgitgadget@gmail.com/T/#u Signed-off-by: Philippe Blain <levraiphilippeblain@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'jk/format-auto-base-when-able'Junio C Hamano2020-10-053-26/+130
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git format-patch" learns to take "whenAble" as a possible value for the format.useAutoBase configuration variable to become no-op when the automatically computed base does not make sense. * jk/format-auto-base-when-able: format-patch: teach format.useAutoBase "whenAble" option
| * | | | format-patch: teach format.useAutoBase "whenAble" optionJacob Keller2020-10-023-26/+130
| | |_|/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The format.useAutoBase configuration option exists to allow users to enable '--base=auto' for format-patch by default. This can sometimes lead to poor workflow, due to unexpected failures when attempting to format an ancient patch: $ git format-patch -1 <an old commit> fatal: base commit shouldn't be in revision list This can be very confusing, as it is not necessarily immediately obvious that the user requested a --base (since this was in the configuration, not on the command line). We do want --base=auto to fail when it cannot provide a suitable base, as it would be equally confusing if a formatted patch did not include the base information when it was requested. Teach format.useAutoBase a new mode, "whenAble". This mode will cause format-patch to attempt to include a base commit when it can. However, if no valid base commit can be found, then format-patch will continue formatting the patch without a base commit. In order to avoid making yet another branch name unusable with --base, do not teach --base=whenAble or --base=whenable. Instead, refactor the base_commit option to use a callback, and rely on the global configuration variable auto_base. This does mean that a user cannot request this optional base commit generation from the command line. However, this is likely not too valuable. If the user requests base information manually, they will be immediately informed of the failure to acquire a suitable base commit. This allows the user to make an informed choice about whether to continue the format. Add tests to cover the new mode of operation for --base. Signed-off-by: Jacob Keller <jacob.keller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'jk/diff-cc-oidfind-fix'Junio C Hamano2020-10-052-2/+96
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "log -c --find-object=X" did not work well to find a merge that involves a change to an object X from only one parent. * jk/diff-cc-oidfind-fix: combine-diff: handle --find-object in multitree code path
| * | | | combine-diff: handle --find-object in multitree code pathJeff King2020-09-302-2/+96
| | |_|/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When doing combined diffs, we have two possible code paths: - a slower one which independently diffs against each parent, applies any filters, and then intersects the resulting paths - a faster one which walks all trees simultaneously When the diff options specify that we must do certain filters, like pickaxe, then we always use the slow path, since the pickaxe code only knows how to handle filepairs, not the n-parent entries generated for combined diffs. But there are two problems with the slow path: 1. It's slow. Running: git rev-list HEAD | git diff-tree --stdin -r -c in git.git takes ~3s on my machine. But adding "--find-object" to that increases it to ~6s, even though find-object itself should incur only a few extra oid comparisons. On linux.git, it's even worse: 35s versus 215s. 2. It doesn't catch all cases where a particular path is interesting. Consider a merge with parent blobs X and Y for a particular path, and end result Z. That should be interesting according to "-c", because the result doesn't match either parent. And it should be interesting even with "--find-object=X", because "X" went away in the merge. But because we perform each pairwise diff independently, this confuses the intersection code. The change from X to Z is still interesting according to --find-object. But in the other parent we went from Y to Z, so the diff appears empty! That causes the intersection code to think that parent didn't change the path, and thus it's not interesting for "-c". This patch fixes both by implementing --find-object for the multitree code. It's a bit unfortunate that we have to duplicate some logic from diffcore-pickaxe, but this is the best we can do for now. In an ideal world, all of the diffcore code would stop thinking about filepairs and start thinking about n-parent sets, and we could use the multitree walk with all of it. Until then, there are some leftover warts: - other pickaxe operations, like -S or -G, still suffer from both problems. These would be hard to adapt because they rely on having a diff_filespec() for each path to look at content. And we'd need to define what an n-way "change" means in each case (probably easy for "-S", which can compare counts, but not so clear for -G, which is about grepping diffs). - other options besides --find-object may cause us to use the slow pairwise path, in which case we'll go back to producing a different (wrong) answer for the X/Y/Z case above. We may be able to hack around these, but I think the ultimate solution will be a larger rewrite of the diffcore code. For now, this patch improves one specific case but leaves the rest. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'jk/refspecs-negative'Junio C Hamano2020-10-057-13/+367
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git fetch" and "git push" support negative refspecs. * jk/refspecs-negative: refspec: add support for negative refspecs
| * | | | refspec: add support for negative refspecsJacob Keller2020-09-307-13/+367
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Both fetch and push support pattern refspecs which allow fetching or pushing references that match a specific pattern. Because these patterns are globs, they have somewhat limited ability to express more complex situations. For example, suppose you wish to fetch all branches from a remote except for a specific one. To allow this, you must setup a set of refspecs which match only the branches you want. Because refspecs are either explicit name matches, or simple globs, many patterns cannot be expressed. Add support for a new type of refspec, referred to as "negative" refspecs. These are prefixed with a '^' and mean "exclude any ref matching this refspec". They can only have one "side" which always refers to the source. During a fetch, this refers to the name of the ref on the remote. During a push, this refers to the name of the ref on the local side. With negative refspecs, users can express more complex patterns. For example: git fetch origin refs/heads/*:refs/remotes/origin/* ^refs/heads/dontwant will fetch all branches on origin into remotes/origin, but will exclude fetching the branch named dontwant. Refspecs today are commutative, meaning that order doesn't expressly matter. Rather than forcing an implied order, negative refspecs will always be applied last. That is, in order to match, a ref must match at least one positive refspec, and match none of the negative refspecs. This is similar to how negative pathspecs work. Signed-off-by: Jacob Keller <jacob.keller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'rs/archive-add-file'Junio C Hamano2020-10-058-71/+203
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git archive" learns the "--add-file" option to include untracked files into a snapshot from a tree-ish. * rs/archive-add-file: Makefile: use git-archive --add-file archive: add --add-file archive: read short blobs in archive.c::write_archive_entry()
| * | | | | Makefile: use git-archive --add-fileRené Scharfe2020-09-201-22/+19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add untracked files for the dist target directly using git archive instead of calling tar cr to append them. This reduces the dependency on external tools and gives the untracked files the same access times and user information as tracked ones, integrating them seamlessly. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | archive: add --add-fileRené Scharfe2020-09-205-1/+150
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Allow users to append non-tracked files. This simplifies the generation of source packages with a few extra files, e.g. containing version information. They get the same access times and user information as tracked files. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | archive: read short blobs in archive.c::write_archive_entry()René Scharfe2020-09-204-48/+34
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Centralize reading of symlink destinations and the contents of regular files that are too small to be streamed. This reduces code duplication and allows future patches to add support for adding non-tracked files to archives. The backends are expected to stream blobs if buffer is NULL. object_file_to_archive() is only called from archive.c and thus no longer exported. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | Merge branch 'jt/keep-partial-clone-filter-upon-lazy-fetch'Junio C Hamano2020-10-055-9/+13
|\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The lazy fetching done internally to make missing objects available in a partial clone incorrectly made permanent damage to the partial clone filter in the repository, which has been corrected. * jt/keep-partial-clone-filter-upon-lazy-fetch: fetch: do not override partial clone filter promisor-remote: remove unused variable
| * | | | | | fetch: do not override partial clone filterJonathan Tan2020-09-293-3/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When a fetch with the --filter argument is made, the configured default filter is set even if one already exists. This change was made in 5e46139376 ("builtin/fetch: remove unique promisor remote limitation", 2019-06-25) - in particular, changing from: * If this is the FIRST partial-fetch request, we enable partial * on this repo and remember the given filter-spec as the default * for subsequent fetches to this remote. to: * If this is a partial-fetch request, we enable partial on * this repo if not already enabled and remember the given * filter-spec as the default for subsequent fetches to this * remote. (The given filter-spec is "remembered" even if there is already an existing one.) This is problematic whenever a lazy fetch is made, because lazy fetches are made using "git fetch --filter=blob:none", but this will also happen if the user invokes "git fetch --filter=<filter>" manually. Therefore, restore the behavior prior to 5e46139376, which writes a filter-spec only if the current fetch request is the first partial-fetch one (for that remote). Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | promisor-remote: remove unused variableJonathan Tan2020-09-222-6/+1
| |/ / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The variable core_partial_clone_filter_default has been unused since fa3d1b63e8 ("promisor-remote: parse remote.*.partialclonefilter", 2019-06-25), when Git was changed to refer to remote.*.partialclonefilter as the default filter when fetching in a partial clone, but (perhaps inadvertently) there was no fallback to core.partialclonefilter. One alternative is to add the fallback, but the aforementioned change was made more than a year ago and I have not heard of any complaints regarding this matter. In addition, there is currently no mention of core.partialclonefilter in the user documentation. So it seems best to reaffirm that Git will only support remote.*.partialclonefilter. Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | Merge branch 'td/submodule-update-quiet'Junio C Hamano2020-10-052-3/+15
|\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git submodule update --quiet" did not squelch underlying "rebase" and "pull" commands. * td/submodule-update-quiet: submodule update: silence underlying merge/rebase with "--quiet"
| * | | | | | submodule update: silence underlying merge/rebase with "--quiet"Theodore Dubois2020-10-012-3/+15
| | |_|/ / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commands such as $ git pull --rebase --recurse-submodules --quiet produce non-quiet output from the merge or rebase. Pass the --quiet option down when invoking "rebase" and "merge". Also fix the parsing of git submodule update -v. When e84c3cf3 (git-submodule.sh: accept verbose flag in cmd_update to be non-quiet, 2018-08-14) taught "git submodule update" to take "--quiet", it apparently did not know how ${GIT_QUIET:+--quiet} works, and reviewers seem to have missed that setting the variable to "0", rather than unsetting it, still results in "--quiet" being passed to underlying commands. Signed-off-by: Theodore Dubois <tbodt@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | Merge branch 'jk/unused'Junio C Hamano2020-10-0515-33/+88
|\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Code cleanup. * jk/unused: dir.c: drop unused "untracked" from treat_path_fast() sequencer: handle ignore_footer when parsing trailers test-advise: check argument count with argc instead of argv sparse-checkout: fill in some options boilerplate sequencer: drop repository argument from run_git_commit() push: drop unused repo argument to do_push() assert PARSE_OPT_NONEG in parse-options callbacks env--helper: write to opt->value in parseopt helper drop unused argc parameters convert: drop unused crlf_action from check_global_conv_flags_eol()
| * | | | | | dir.c: drop unused "untracked" from treat_path_fast()Jeff King2020-09-301-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We don't use the untracked_cache_dir parameter that is passed in, but instead look at the untracked_cache_dir inside the cached_dir struct we are passed. It's been this way since the introduction of treat_path_fast() in 91a2288b5f (untracked cache: record/validate dir mtime and reuse cached output, 2015-03-08). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | sequencer: handle ignore_footer when parsing trailersJeff King2020-09-301-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The append_signoff() function takes an "ignore_footer" argument, which specifies a number of bytes at the end of the message buffer which should not be considered (they cannot contain trailers, and the trailer is spliced in before them). But to find the existing trailers, it calls into has_conforming_trailer(). That function takes an ignore_footer parameter, but since 967dfd4d56 (sequencer: use trailer's trailer layout, 2016-11-02) the parameter is completely ignored. The trailer interface we're using takes a single string, with no option to tell it to use part of the string. However, since we have a mutable strbuf, we can work around this by simply overwriting (and later restoring) the boundary with a NUL. I'm not sure if this can actually trigger a bug in practice. It's easy to get a non-zero ignore_footer by doing something like this: git commit -F - --cleanup=verbatim <<-EOF subject body Signed-off-by: me # this looks like a comment, but is actually in the # message! That makes the earlier s-o-b fake. EOF git commit --amend -s There git-commit calls ignore_non_trailer() to count up the "#" cruft, which becomes the ignore_footer header. But it works even without this patch! That's because the trailer code _also_ calls ignore_non_trailer() and skips the cruft, too. So it happens to work because the only callers with a non-zero ignore_footer are using the exact same function that the trailer parser uses internally. And that seems true for all of the current callers, but there's nothing guaranteeing it. We're better off only feeding the correct buffer to the trailer code in the first place. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | test-advise: check argument count with argc instead of argvJeff King2020-09-301-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We complain if "test-tool advise" is not given an argument, but we quietly ignore any additional arguments it receives. Let's instead check that we got the expected number. As a bonus, this silences -Wunused-parameter, which notes that we don't ever look at argc. While we're here, we can also fix the indentation in the conditional. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | sparse-checkout: fill in some options boilerplateJeff King2020-09-301-0/+37
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The sparse-checkout passes along argv and argc to its sub-command helper functions. Many of these sub-commands do not yet take any command-line options, and ignore those parameters. Let's instead add empty option lists and make sure we call parse_options(). That will give a useful error message for something like: git sparse-checkout list --nonsense which currently just silently ignores the unknown option. As a bonus, it also silences some -Wunused-parameter warnings. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | sequencer: drop repository argument from run_git_commit()Jeff King2020-09-301-6/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When we switched to using an external git-commit call in b0a3186140 (sequencer: simplify root commit creation, 2019-08-19), this function didn't need to care about the repository object any more. Arguably we could be passing along the repository path to the external git-commit by using "--git-dir=r->path" here. But for the most part the sequencer code relies on sub-process finding the same repository we're already in (using the same environment variables or discovery process we did). But we don't have a convenient interface for doing so, and there's no indication that we need to. Let's just drop the unused parameter for now. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | push: drop unused repo argument to do_push()Jeff King2020-09-301-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We stopped using the "repo" argument in 8e4c8af058 (push: disallow --all and refspecs when remote.<name>.mirror is set, 2019-09-02), which moved the pushremote handling to its caller. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | assert PARSE_OPT_NONEG in parse-options callbacksJeff King2020-09-304-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In the spirit of 517fe807d6 (assert NOARG/NONEG behavior of parse-options callbacks, 2018-11-05), let's cover some parse-options callbacks which expect to be used with PARSE_OPT_NONEG but don't explicitly assert that this is the case. These callbacks are all used correctly in the current code, but this will help document their expectations and future-proof the code. As a bonus, it also silences -Wunused-parameters (these were added since the initial sweep of 517fe807d6, and we can't yet turn on -Wunused-parameters to remind people because it has too many existing false positives). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | env--helper: write to opt->value in parseopt helperJeff King2020-09-301-4/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We use OPT_CALLBACK_F() to call the option_parse_type() callback, passing it the address of "cmdmode" as the value to write to. But the callback doesn't look at opt->value at all, and instead writes to a global variable. This works out because that's the same global variable we happen to pass in, but it's rather confusing. Let's use the passed-in value instead. We'll also make "cmdmode" a local variable of the main function, ensuring we can't make the same mistake again. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | drop unused argc parametersJeff King2020-09-305-15/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Many functions take an argv/argc pair, but never actually look at argc. This makes it useless at best (we use the NULL sentinel in argv to find the end of the array), and misleading at worst (what happens if the argc count does not match the argv NULL?). In each of these instances, the argv NULL does match the argc count, so there are no bugs here. But let's tighten the interfaces to make it harder to get wrong (and to reduce some -Wunused-parameter complaints). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | convert: drop unused crlf_action from check_global_conv_flags_eol()Jeff King2020-09-301-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The crlf_action parameter hasn't been used since a0ad53c181 (convert: Correct NNO tests and missing `LF will be replaced by CRLF`, 2016-08-13), where that part of the function was hoisted out to a separate will_convert_lf_to_crlf() helper. Let's drop the useless parameter. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | Merge branch 'js/cmake-vs'Junio C Hamano2020-10-053-13/+43
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Using the CMake support we added some time ago for real with Visual Studio build revealed there were lot of usability improvements possible, which have been carried out. * js/cmake-vs: hashmap_for_each_entry(): workaround MSVC's runtime check failure #3 cmake (Windows): recommend using Visual Studio's built-in CMake support cmake (Windows): initialize vcpkg/build dependencies automatically cmake (Windows): complain when encountering an unknown compiler cmake (Windows): let the `.dll` files be found when running the tests cmake: quote the path accurately when editing `test-lib.sh` cmake: fall back to using `vcpkg`'s `msgfmt.exe` on Windows cmake: ensure that the `vcpkg` packages are found on Windows cmake: do find Git for Windows' shell interpreter cmake: ignore files generated by CMake as run in Visual Studio
| * | | | | | | hashmap_for_each_entry(): workaround MSVC's runtime check failure #3Junio C Hamano2020-09-301-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The OFFSETOF_VAR(var, member) macro is implemented in terms of offsetof(typeof(*var), member) with compilers that know typeof(), but its fallback implemenation compares &(var->member) and (var) and count the distance in bytes, i.e. ((uintptr_t)&(var)->member - (uintptr_t)(var)) MSVC's runtime check, when fed an uninitialized 'var', flags this as a use of an uninitialized variable (and that is legit---uninitialized contents of 'var' is subtracted) in a debug build. After auditing all 6 uses of OFFSETOF_VAR(), 1 of them does feed a potentially uninitialized 'var' to the macro in the beginning of the for() loop: #define hashmap_for_each_entry(map, iter, var, member) \ for (var = hashmap_iter_first_entry_offset(map, iter, \ OFFSETOF_VAR(var, member)); \ var; \ var = hashmap_iter_next_entry_offset(iter, \ OFFSETOF_VAR(var, member))) We can work around this by making sure that var has _some_ value when OFFSETOF_VAR() is called. Strictly speaking, it invites undefined behaviour to use NULL here if we end up with pointer comparison, but MSVC runtime seems to be happy with it, and most other systems have typeof() and don't even need pointer comparison fallback code. Signed-off-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake (Windows): recommend using Visual Studio's built-in CMake supportJohannes Schindelin2020-09-301-9/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It is a lot more convenient to use than having to specify the configuration in CMake manually (does not matter whether using the command-line or CMake's GUI). While at it, recommend using `contrib/buildsystems/out/` as build directory also in the part that talks about running CMake manually. Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake (Windows): initialize vcpkg/build dependencies automaticallyJohannes Schindelin2020-09-301-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The idea of having CMake support in Git's source tree is to enable contributors on Windows to start contributing with little effort. To that end, we just added some sensible defaults that will let users open the worktree in Visual Studio and start building. This expects the dependencies (such as zlib) to be available already, though. If they are not available, we expect the user to run `compat/vcbuild/vcpkg_install.bat`. Rather than requiring this step to be manual, detect the situation and run it as part of the CMake configuration step. Note that this obviously only applies to the scenario when we want to compile in Visual Studio (i.e. with MS Visual C), not with GCC. Therefore, we guard this new code block behind the `MSVC` conditional. This concludes our journey to make it as effortless as possible to start developing Git in Visual Studio: all the developer needs to do is to clone Git's repository, open the worktree via `File>Open>Folder...` and wait for CMake to finish configuring. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake (Windows): complain when encountering an unknown compilerJohannes Schindelin2020-09-301-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We have some custom handling regarding the link options, which are specific to each compiler. Therefore: let's not just continue without setting the link options if configuring for a currently unhandled compiler, but error out. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake (Windows): let the `.dll` files be found when running the testsJohannes Schindelin2020-09-301-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Contrary to Unix-ish platforms, the dependencies' shared libraries are not usually found in one central place. In our case, since we use `vcpkg`, they are to be found inside the `compat/vcbuild/vcpkg/` tree. Let's make sure that they are in the search path when running the tests. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake: quote the path accurately when editing `test-lib.sh`Johannes Schindelin2020-09-301-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | By default, the build directory will be called something like `contrib/buildsystems/out/build/x64-Debug (default)` (note the space and the parentheses). We need to make sure that such a path is quoted properly when editing the assignment of the `GIT_BUILD_DIR` variable. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake: fall back to using `vcpkg`'s `msgfmt.exe` on WindowsJohannes Schindelin2020-09-301-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We are already relying on `vcpkg` to manage our dependencies, including `libiconv`. Let's also use the `msgfmt.exe` from there. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake: ensure that the `vcpkg` packages are found on WindowsJohannes Schindelin2020-09-291-0/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | On Windows, we use the `vcpkg` project to manage the dependencies, via `compat/vcbuild/`. Let's make sure that these dependencies are found by default. This is needed because we are about to recommend loading the Git worktree as a folder into Visual Studio, relying on the automatic CMake support (which would make it relatively cumbersome to adjust the search path used by CMake manually). Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake: do find Git for Windows' shell interpreterJohannes Schindelin2020-09-291-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | By default, Git for Windows does not install its `sh.exe` into the `PATH`. However, our current `CMakeLists.txt` expects to find a shell interpreter in the `PATH`. So let's fall back to looking in the default location where Git for Windows _does_ install a relatively convenient `sh.exe`: `C:\Program Files\Git\bin\sh.exe` Helped-by: Øystein Walle <oystwa@gmail.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | cmake: ignore files generated by CMake as run in Visual StudioJohannes Schindelin2020-09-251-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As of recent Visual Studio versions, CMake support is built-in: https://docs.microsoft.com/en-us/cpp/build/cmake-projects-in-visual-studio?view=vs-2019 All that needs to be done is to open the worktree as a folder, and Visual Studio will find the `CMakeLists.txt` file and automatically generate the project files. Let's ignore the entirety of those generated files. Helped-by: Đoàn Trần Công Danh <congdanhqx@gmail.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | Merge branch 'ma/worktree-cleanups'Junio C Hamano2020-10-055-66/+70
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Code clean-up. * ma/worktree-cleanups: worktree: use skip_prefix to parse target worktree: rename copy-pasted variable worktree: update renamed variable in comment worktree: inline `worktree_ref()` into its only caller wt-status: introduce wt_status_state_free_buffers() wt-status: print to s->fp, not stdout wt-status: replace sha1 mentions with oid
| * | | | | | | | worktree: use skip_prefix to parse targetMartin Ågren2020-09-271-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Instead of checking for "refs/heads/" using `starts_with()`, then skipping past "refs/heads/" using `strlen()`, just use `skip_prefix()`. In `is_worktree_being_rebased()`, we can adjust the indentation while we're here and lose a pair of parentheses which isn't needed and which might even make the reader wonder what they're missing and why that grouping is there. Signed-off-by: Martin Ågren <martin.agren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>