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2022-01-05i18n: turn even more messages into "cannot be used together" onesLibravatar Jean-Noël Avila1-4/+5
Even if some of these messages are not subject to gettext i18n, this helps bring a single style of message for a given error type. Signed-off-by: Jean-Noël Avila <jn.avila@free.fr> Reviewed-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-01-05i18n: factorize "--foo requires --bar" and the likeLibravatar Jean-Noël Avila1-1/+1
They are all replaced by "the option '%s' requires '%s'", which is a new string but replaces 17 previous unique strings. Signed-off-by: Jean-Noël Avila <jn.avila@free.fr> Reviewed-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-01-05i18n: turn "options are incompatible" into "cannot be used together"Libravatar Jean-Noël Avila1-3/+3
Signed-off-by: Jean-Noël Avila <jn.avila@free.fr> Reviewed-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-27hook.c users: use "hook_exists()" instead of "find_hook()"Libravatar Ævar Arnfjörð Bjarmason1-1/+1
Use the new hook_exists() function instead of find_hook() where the latter was called in boolean contexts. This make subsequent changes in a series where we further refactor the hook API clearer, as we won't conflate wanting to get the path of the hook with checking for its existence. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-27hook.[ch]: move find_hook() from run-command.c to hook.cLibravatar Ævar Arnfjörð Bjarmason1-0/+1
Move the find_hook() function from run-command.c to a new hook.c library. This change establishes a stub library that's pretty pointless right now, but will see much wider use with Emily Shaffer's upcoming "configuration-based hooks" series. Eventually all the hook related code will live in hook.[ch]. Let's start that process by moving the simple find_hook() function over as-is. Signed-off-by: Emily Shaffer <emilyshaffer@google.com> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-10Merge branch 'ab/retire-advice-config'Libravatar Junio C Hamano1-2/+2
Code clean up to migrate callers from older advice_config[] based API to newer advice_if_enabled() and advice_enabled() API. * ab/retire-advice-config: advice: move advice.graftFileDeprecated squashing to commit.[ch] advice: remove use of global advice_add_embedded_repo advice: remove read uses of most global `advice_` variables advice: add enum variants for missing advice variables
2021-08-25advice: remove read uses of most global `advice_` variablesLibravatar Ben Boeckel1-2/+2
In c4a09cc9ccb (Merge branch 'hw/advise-ng', 2020-03-25), a new API for accessing advice variables was introduced and deprecated `advice_config` in favor of a new array, `advice_setting`. This patch ports all but two uses which read the status of the global `advice_` variables over to the new `advice_enabled` API. We'll deal with advice_add_embedded_repo and advice_graft_file_deprecated separately. Signed-off-by: Ben Boeckel <mathstuf@gmail.com> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-08-15commit: restore --edit when combined with --fixupLibravatar Joel Klinghed1-2/+3
Recent changes to --fixup, adding amend suboption, caused the --edit flag to be ignored as use_editor was always set to zero. Restore edit_flag having higher priority than fixup_message when deciding the value of use_editor by moving the edit flag condition later in the method. Signed-off-by: Joel Klinghed <the_jk@spawned.biz> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-08-04Merge branch 'ds/commit-and-checkout-with-sparse-index'Libravatar Junio C Hamano1-0/+3
"git checkout" and "git commit" learn to work without unnecessarily expanding sparse indexes. * ds/commit-and-checkout-with-sparse-index: unpack-trees: resolve sparse-directory/file conflicts t1092: document bad 'git checkout' behavior checkout: stop expanding sparse indexes sparse-index: recompute cache-tree commit: integrate with sparse-index p2000: compress repo names p2000: add 'git checkout -' test and decrease depth
2021-07-28Merge branch 'ds/status-with-sparse-index'Libravatar Junio C Hamano1-0/+3
"git status" codepath learned to work with sparsely populated index without hydrating it fully. * ds/status-with-sparse-index: t1092: document bad sparse-checkout behavior fsmonitor: integrate with sparse index wt-status: expand added sparse directory entries status: use sparse-index throughout status: skip sparse-checkout percentage with sparse-index diff-lib: handle index diffs with sparse dirs dir.c: accept a directory as part of cone-mode patterns unpack-trees: unpack sparse directory entries unpack-trees: rename unpack_nondirectories() unpack-trees: compare sparse directories correctly unpack-trees: preserve cache_bottom t1092: add tests for status/add and sparse files t1092: expand repository data shape t1092: replace incorrect 'echo' with 'cat' sparse-index: include EXTENDED flag when expanding sparse-index: skip indexes with unmerged entries
2021-07-14commit: integrate with sparse-indexLibravatar Derrick Stolee1-0/+3
Update 'git commit' to allow using the sparse-index in memory without expanding to a full one. The only place that had an ensure_full_index() call was in cache_tree_update(). The recursive algorithm for update_one() was already updated in 2de37c536 (cache-tree: integrate with sparse directory entries, 2021-03-03) to handle sparse directory entries in the index. Most of this change involves testing different command-line options that allow specifying which on-disk changes should be included in the commit. This includes no options (only take currently-staged changes), -a (take all tracked changes), and --include (take a list of specific changes). To simplify testing that these options do not expand the index, update the test that previously verified that 'git status' does not expand the index with a helper method, ensure_not_expanded(). This allows 'git commit' to operate much faster when the sparse-checkout cone is much smaller than the full list of files at HEAD. Here are the relevant lines from p2000-sparse-operations.sh: Test HEAD~1 HEAD ---------------------------------------------------------------------------------- 2000.14: git commit -a -m A (full-v3) 0.35(0.26+0.06) 0.36(0.28+0.07) +2.9% 2000.15: git commit -a -m A (full-v4) 0.32(0.26+0.05) 0.34(0.28+0.06) +6.3% 2000.16: git commit -a -m A (sparse-v3) 0.63(0.59+0.06) 0.04(0.05+0.05) -93.7% 2000.17: git commit -a -m A (sparse-v4) 0.64(0.59+0.08) 0.04(0.04+0.04) -93.8% It is important to compare the full-index case to the sparse-index case, so the improvement for index version v4 is actually an 88% improvement in this synthetic example. In a real repository with over two million files at HEAD and 60,000 files in the sparse-checkout definition, the time for 'git commit -a' went from 2.61 seconds to 134ms. I compared this to the result if the index only contained the paths in the sparse-checkout definition and found the theoretical optimum to be 120ms, so the out-of-cone paths only add a 12% overhead. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-07-14status: use sparse-index throughoutLibravatar Derrick Stolee1-0/+3
By testing 'git -c core.fsmonitor= status -uno', we can check for the simplest index operations that can be made sparse-aware. The necessary implementation details are already integrated with sparse-checkout, so modify command_requires_full_index to be zero for cmd_status(). In refresh_index(), we loop through the index entries to refresh their stat() information. However, sparse directories have no stat() information to populate. Ignore these entries. This allows 'git status' to no longer expand a sparse index to a full one. This is further tested by dropping the "-uno" option and adding an untracked file into the worktree. The performance test p2000-sparse-checkout-operations.sh demonstrates these improvements: Test HEAD~1 HEAD ----------------------------------------------------------------------------- 2000.2: git status (full-index-v3) 0.31(0.30+0.05) 0.31(0.29+0.06) +0.0% 2000.3: git status (full-index-v4) 0.31(0.29+0.07) 0.34(0.30+0.08) +9.7% 2000.4: git status (sparse-index-v3) 2.35(2.28+0.10) 0.04(0.04+0.05) -98.3% 2000.5: git status (sparse-index-v4) 2.35(2.24+0.15) 0.05(0.04+0.06) -97.9% Note that since HEAD~1 was expanding the sparse index by parsing trees, it was artificially slower than the full index case. Thus, the 98% improvement is misleading, and instead we should celebrate the 0.34s to 0.05s improvement of 85%. This is more indicative of the peformance gains we are expecting by using a sparse index. Note: we are dropping the assignment of core.fsmonitor here. This is not necessary for the test script as we are not altering the config any other way. Correct integration with FS Monitor will be validated in later changes. Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-07-09commit: remove irrelavent prompt on `--allow-empty-message`Libravatar Hu Jialun1-9/+16
Even when the `--allow-empty-message` option is given, "git commit" offers an interactive editor session with prefilled message that says the commit will be aborted if the buffer is emptied, which is wrong. Remove the "an empty message aborts" part from the message when the option is given to fix it. Helped-by: Junio C Hamano <gitster@pobox.com> Helped-by: Đoàn Trần Công Danh <congdanhqx@gmail.com> Helped-by: Felipe Contreras <felipe.contreras@gmail.com> Signed-off-by: Hu Jialun <hujialun@comp.nus.edu.sg> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-07-09commit: reorganise commit hint stringsLibravatar Hu Jialun1-10/+10
Strings of hint messages inserted into editor on interactive commit was scattered in-line, rendering the code harder to understand at first glance. Extract those messages out into separate variables to make the code outline easier to follow. Helped-by: Junio C Hamano <gitster@pobox.com> Helped-by: Đoàn Trần Công Danh <congdanhqx@gmail.com> Signed-off-by: Hu Jialun <hujialun@comp.nus.edu.sg> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-30Merge branch 'ds/sparse-index-protections'Libravatar Junio C Hamano1-0/+4
Builds on top of the sparse-index infrastructure to mark operations that are not ready to mark with the sparse index, causing them to fall back on fully-populated index that they always have worked with. * ds/sparse-index-protections: (47 commits) name-hash: use expand_to_path() sparse-index: expand_to_path() name-hash: don't add directories to name_hash revision: ensure full index resolve-undo: ensure full index read-cache: ensure full index pathspec: ensure full index merge-recursive: ensure full index entry: ensure full index dir: ensure full index update-index: ensure full index stash: ensure full index rm: ensure full index merge-index: ensure full index ls-files: ensure full index grep: ensure full index fsck: ensure full index difftool: ensure full index commit: ensure full index checkout: ensure full index ...
2021-04-14commit: ensure full indexLibravatar Derrick Stolee1-0/+4
These two loops iterate over all cache entries, so ensure that a sparse index is expanded to a full index before we do so. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-07Merge branch 'zh/commit-trailer'Libravatar Junio C Hamano1-0/+22
"git commit" learned "--trailer <key>[=<value>]" option; together with the interpret-trailers command, this will make it easier to support custom trailers. * zh/commit-trailer: commit: add --trailer option
2021-03-26Merge branch 'cm/rebase-i-fixup-amend-reword'Libravatar Junio C Hamano1-10/+112
"git commit --fixup=<commit>", which was to tweak the changes made to the contents while keeping the original log message intact, learned "--fixup=(amend|reword):<commit>", that can be used to tweak both the message and the contents, and only the message, respectively. * cm/rebase-i-fixup-amend-reword: doc/git-commit: add documentation for fixup=[amend|reword] options t3437: use --fixup with options to create amend! commit t7500: add tests for --fixup=[amend|reword] options commit: add a reword suboption to --fixup commit: add amend suboption to --fixup to create amend! commit sequencer: export and rename subject_length()
2021-03-23commit: add --trailer optionLibravatar ZheNing Hu1-0/+22
Historically, Git has supported the 'Signed-off-by' commit trailer using the '--signoff' and the '-s' option from the command line. But users may need to provide other trailer information from the command line such as "Helped-by", "Reported-by", "Mentored-by", Now implement a new `--trailer <token>[(=|:)<value>]` option to pass other trailers to `interpret-trailers` and insert them into commit messages. Signed-off-by: ZheNing Hu <adlternative@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-15commit: add a reword suboption to --fixupLibravatar Charvi Mendiratta1-6/+25
`git commit --fixup=reword:<commit>` aliases `--fixup=amend:<commit> --only`, where it creates an empty "amend!" commit that will reword <commit> without changing its contents when it is rebased with `--autosquash`. Mentored-by: Christian Couder <chriscool@tuxfamily.org> Mentored-by: Phillip Wood <phillip.wood@dunelm.org.uk> Helped-by: Junio C Hamano <gitster@pobox.com> Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Charvi Mendiratta <charvi077@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-15commit: add amend suboption to --fixup to create amend! commitLibravatar Charvi Mendiratta1-10/+93
`git commit --fixup=amend:<commit>` will create an "amend!" commit. The resulting commit message subject will be "amend! ..." where "..." is the subject line of <commit> and the initial message body will be <commit>'s message. The "amend!" commit when rebased with --autosquash will fixup the contents and replace the commit message of <commit> with the "amend!" commit's message body. In order to prevent rebase from creating commits with an empty message we refuse to create an "amend!" commit if commit message body is empty. Mentored-by: Christian Couder <chriscool@tuxfamily.org> Mentored-by: Phillip Wood <phillip.wood@dunelm.org.uk> Helped-by: Junio C Hamano <gitster@pobox.com> Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Charvi Mendiratta <charvi077@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-01-12shortlog: remove unused(?) "repo-abbrev" featureLibravatar Ævar Arnfjörð Bjarmason1-1/+1
Remove support for the magical "repo-abbrev" comment in .mailmap files. This was added to .mailmap parsing in [1], as a generalized feature of the git-shortlog Perl script added earlier in [2]. There was no documentation or tests for this feature, and I don't think it's used in practice anymore. What it did was to allow you to specify a single string to be search-replaced with "/.../" in the .mailmap file. E.g. for linux.git's current .mailmap: git archive --remote=git@gitlab.com:linux-kernel/linux.git \ HEAD -- .mailmap | grep -a repo-abbrev # repo-abbrev: /pub/scm/linux/kernel/git/ Then when running e.g.: git shortlog --merges --author=Linus -1 v5.10-rc7..v5.10 | grep Merge We'd emit (the [...] is mine): Merge tag [...]git://git.kernel.org/.../tip/tip But will now emit: Merge tag [...]git.kernel.org/pub/scm/linux/kernel/git/tip/tip I think at this point this is just a historical artifact we can get rid of. It was initially meant for Linus's own use when we integrated the Perl script[2], but since then it seems he's stopped using it. Digging through Linus's release announcements on the LKML[3] the last release I can find that made use of this output is Linux 2.6.25-rc6 back in March 2008[4]. Later on Linus started using --no-merges[5], and nowadays seems to prefer some custom not-quite-shortlog format of merges from lieutenants[6]. You will still see it on linux.git if you run "git shortlog" manually yourself with --merges, with this removed you can still get the same output with: git log --pretty=fuller v5.10-rc7..v5.10 | sed 's!/pub/scm/linux/kernel/git/!/.../!g' | git shortlog Arguably we should do the same for the search-replacing of "[PATCH]" at the beginning with "". That seems to be another relic of a bygone era when linux.git patches would have their E-Mail subject lines applied as-is by "git am" or whatever. But we documented that feature in "git-shortlog(1)", and it seems more widely applicable than something purely kernel-specific. 1. 7595e2ee6ef (git-shortlog: make common repository prefix configurable with .mailmap, 2006-11-25) 2. fa375c7f1b6 (Add git-shortlog perl script, 2005-06-04) 3. https://lore.kernel.org/lkml/ 4. https://lore.kernel.org/lkml/alpine.LFD.1.00.0803161651350.3020@woody.linux-foundation.org/ 5. https://lore.kernel.org/lkml/BANLkTinrbh7Xi27an3uY7pDWrNKhJRYmEA@mail.gmail.com/ 6. https://lore.kernel.org/lkml/CAHk-=wg1+kf1AVzXA-RQX0zjM6t9J2Kay9xyuNqcFHWV-y5ZYw@mail.gmail.com/ Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-10-20Documentation: stylistically normalize references to Signed-off-by:Libravatar Bradley M. Kuhn1-1/+1
Ted reported an old typo in the git-commit.txt and merge-options.txt. Namely, the phrase "Signed-off-by line" was used without either a definite nor indefinite article. Upon examination, it seems that the documentation (including items in Documentation/, but also option help strings) have been quite inconsistent on usage when referring to `Signed-off-by`. First, very few places used a definite or indefinite article with the phrase "Signed-off-by line", but that was the initial typo that led to this investigation. So, normalize using either an indefinite or definite article consistently. The original phrasing, in Commit 3f971fc425b (Documentation updates, 2005-08-14), is "Add Signed-off-by line". Commit 6f855371a53 (Add --signoff, --check, and long option-names. 2005-12-09) switched to using "Add `Signed-off-by:` line", but didn't normalize the former commit to match. Later commits seem to have cut and pasted from one or the other, which is likely how the usage became so inconsistent. Junio stated on the git mailing list in <xmqqy2k1dfoh.fsf@gitster.c.googlers.com> a preference to leave off the colon. Thus, prefer `Signed-off-by` (with backticks) for the documentation files and Signed-off-by (without backticks) for option help strings. Additionally, Junio argued that "trailer" is now the standard term to refer to `Signed-off-by`, saying that "becomes plenty clear that we are not talking about any random line in the log message". As such, prefer "trailer" over "line" anywhere the former word fits. However, leave alone those few places in documentation that use Signed-off-by to refer to the process (rather than the specific trailer), or in places where mail headers are generally discussed in comparison with Signed-off-by. Reported-by: "Theodore Y. Ts'o" <tytso@mit.edu> Signed-off-by: Bradley M. Kuhn <bkuhn@sfconservancy.org> Acked-by: Taylor Blau <me@ttaylorr.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-30drop unused argc parametersLibravatar Jeff King1-6/+6
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>
2020-09-25Merge branch 'ds/maintenance-part-1'Libravatar Junio C Hamano1-1/+1
A "git gc"'s big brother has been introduced to take care of more repository maintenance tasks, not limited to the object database cleaning. * ds/maintenance-part-1: maintenance: add trace2 regions for task execution maintenance: add auto condition for commit-graph task maintenance: use pointers to check --auto maintenance: create maintenance.<task>.enabled config maintenance: take a lock on the objects directory maintenance: add --task option maintenance: add commit-graph task maintenance: initialize task array maintenance: replace run_auto_gc() maintenance: add --quiet option maintenance: create basic maintenance runner
2020-09-17maintenance: replace run_auto_gc()Libravatar Derrick Stolee1-1/+1
The run_auto_gc() method is used in several places to trigger a check for repo maintenance after some Git commands, such as 'git commit' or 'git fetch'. To allow for extra customization of this maintenance activity, replace the 'git gc --auto [--quiet]' call with one to 'git maintenance run --auto [--quiet]'. As we extend the maintenance builtin with other steps, users will be able to select different maintenance activities. Rename run_auto_gc() to run_auto_maintenance() to be clearer what is happening on this call, and to expose all callers in the current diff. Rewrite the method to use a struct child_process to simplify the calls slightly. Since 'git fetch' already allows disabling the 'git gc --auto' subprocess, add an equivalent option with a different name to be more descriptive of the new behavior: '--[no-]maintenance'. Update the documentation to include these options at the same time. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-03Merge branch 'pw/rebase-i-more-options'Libravatar Junio C Hamano1-2/+2
"git rebase -i" learns a bit more options. * pw/rebase-i-more-options: t3436: do not run git-merge-recursive in dashed form rebase: add --reset-author-date rebase -i: support --ignore-date rebase -i: support --committer-date-is-author-date am: stop exporting GIT_COMMITTER_DATE rebase -i: add --ignore-whitespace flag
2020-08-21builtin/commit: suggest update-ref for pseudoref removalLibravatar Han-Wen Nienhuys1-14/+12
When pseudorefs move to a different ref storage mechanism, pseudorefs no longer can be removed with 'rm'. Instead, suggest a "update-ref -d" command, which will work regardless of ref storage backend. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-17am: stop exporting GIT_COMMITTER_DATELibravatar Phillip Wood1-2/+2
The implementation of --committer-date-is-author-date exports GIT_COMMITTER_DATE to override the default committer date but does not reset GIT_COMMITTER_DATE in the environment after creating the commit so it is set in the environment of any hooks that get run. We're about to add the same functionality to the sequencer and do not want to have GIT_COMMITTER_DATE set when running hooks or exec commands so lets update commit_tree_extended() to take an explicit committer so we override the default date without setting GIT_COMMITTER_DATE in the environment. Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-30strvec: rename struct fieldsLibravatar Jeff King1-1/+1
The "argc" and "argv" names made sense when the struct was argv_array, but now they're just confusing. Let's rename them to "nr" (which we use for counts elsewhere) and "v" (which is rather terse, but reads well when combined with typical variable names like "args.v"). Note that we have to update all of the callers immediately. Playing tricks with the preprocessor is hard here, because we wouldn't want to rewrite unrelated tokens. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28strvec: convert builtin/ callers away from argv_array nameLibravatar Jeff King1-3/+3
We eventually want to drop the argv_array name and just use strvec consistently. There's no particular reason we have to do it all at once, or care about interactions between converted and unconverted bits. Because of our preprocessor compat layer, the names are interchangeable to the compiler (so even a definition and declaration using different names is OK). This patch converts all of the files in builtin/ to keep the diff to a manageable size. The conversion was done purely mechanically with: git ls-files '*.c' '*.h' | xargs perl -i -pe ' s/ARGV_ARRAY/STRVEC/g; s/argv_array/strvec/g; ' and then selectively staging files with "git add builtin/". We'll deal with any indentation/style fallouts separately. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-05-13Merge branch 'jc/auto-gc-quiet'Libravatar Junio C Hamano1-2/+1
Teach "am", "commit", "merge" and "rebase", when they are run with the "--quiet" option, to pass "--quiet" down to "gc --auto". * jc/auto-gc-quiet: auto-gc: pass --quiet down from am, commit, merge and rebase auto-gc: extract a reusable helper from "git fetch"
2020-05-07auto-gc: pass --quiet down from am, commit, merge and rebaseLibravatar Junio C Hamano1-2/+1
These commands take the --quiet option for their own operation, but they forget to pass the option down when they invoke "git gc --auto" internally. Teach them to do so using the run_auto_gc() helper we added in the previous step. Signed-off-by: Junio C Hamano <gitster@pobox.com> Reviewed-by: Taylor Blau <me@ttaylorr.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-05-05Merge branch 'dl/opt-callback-cleanup'Libravatar Junio C Hamano1-4/+4
Code cleanup. * dl/opt-callback-cleanup: Use OPT_CALLBACK and OPT_CALLBACK_F
2020-05-01Merge branch 'ds/blame-on-bloom'Libravatar Junio C Hamano1-3/+1
"git blame" learns to take advantage of the "changed-paths" Bloom filter stored in the commit-graph file. * ds/blame-on-bloom: test-bloom: check that we have expected arguments test-bloom: fix some whitespace issues blame: drop unused parameter from maybe_changed_path blame: use changed-path Bloom filters tests: write commit-graph with Bloom filters revision: complicated pathspecs disable filters
2020-04-29Merge branch 'dl/merge-autostash'Libravatar Junio C Hamano1-0/+2
"git merge" learns the "--autostash" option. * dl/merge-autostash: (22 commits) pull: pass --autostash to merge t5520: make test_pull_autostash() accept expect_parent_num merge: teach --autostash option sequencer: implement apply_autostash_oid() sequencer: implement save_autostash() sequencer: unlink autostash in apply_autostash() sequencer: extract perform_autostash() from rebase rebase: generify create_autostash() rebase: extract create_autostash() reset: extract reset_head() from rebase rebase: generify reset_head() rebase: use apply_autostash() from sequencer.c sequencer: rename stash_sha1 to stash_oid sequencer: make apply_autostash() accept a path rebase: use read_oneliner() sequencer: make read_oneliner() extern sequencer: configurably warn on non-existent files sequencer: make read_oneliner() accept flags sequencer: make file exists check more efficient sequencer: stop leaking buf ...
2020-04-28Use OPT_CALLBACK and OPT_CALLBACK_FLibravatar Denton Liu1-4/+4
In the codebase, there are many options which use OPTION_CALLBACK in a plain ol' struct definition. However, we have the OPT_CALLBACK and OPT_CALLBACK_F macros which are meant to abstract these plain struct definitions away. These macros are useful as they semantically signal to developers that these are just normal callback option with nothing fancy happening. Replace plain struct definitions of OPTION_CALLBACK with OPT_CALLBACK or OPT_CALLBACK_F where applicable. The heavy lifting was done using the following (disgusting) shell script: #!/bin/sh do_replacement () { tr '\n' '\r' | sed -e 's/{\s*OPTION_CALLBACK,\s*\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\),\s*0,\(\s*[^[:space:]}]*\)\s*}/OPT_CALLBACK(\1,\2,\3,\4,\5,\6)/g' | sed -e 's/{\s*OPTION_CALLBACK,\s*\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\),\(\s*[^[:space:]}]*\)\s*}/OPT_CALLBACK_F(\1,\2,\3,\4,\5,\6,\7)/g' | tr '\r' '\n' } for f in $(git ls-files \*.c) do do_replacement <"$f" >"$f.tmp" mv "$f.tmp" "$f" done The result was manually inspected and then reformatted to match the style of the surrounding code. Finally, using `git grep OPTION_CALLBACK \*.c`, leftover results which were not handled by the script were manually transformed. Signed-off-by: Denton Liu <liu.denton@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-04-16tests: write commit-graph with Bloom filtersLibravatar Derrick Stolee1-3/+1
The GIT_TEST_COMMIT_GRAPH environment variable updates the commit- graph file whenever "git commit" is run, ensuring that we always have an updated commit-graph throughout the test suite. The GIT_TEST_COMMIT_GRAPH_CHANGED_PATHS environment variable was introduced to write the changed-path Bloom filters whenever "git commit-graph write" is run. However, the GIT_TEST_COMMIT_GRAPH trick doesn't launch a separate process and instead writes it directly. To expand the number of tests that have commits in the commit-graph file, add a helper method that computes the commit-graph and place that helper inside "git commit" and "git merge". In the helper method, check GIT_TEST_COMMIT_GRAPH_CHANGED_PATHS to ensure we are writing changed-path Bloom filters whenever possible. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-04-10merge: teach --autostash optionLibravatar Denton Liu1-0/+2
In rebase, one can pass the `--autostash` option to cause the worktree to be automatically stashed before continuing with the rebase. This option is missing in merge, however. Implement the `--autostash` option and corresponding `merge.autoStash` option in merge which stashes before merging and then pops after. This option is useful when a developer has some local changes on a topic branch but they realize that their work depends on another branch. Previously, they had to run something like git fetch ... git stash push git merge FETCH_HEAD git stash pop but now, that is reduced to git fetch ... git merge --autostash FETCH_HEAD When an autostash is generated, it is automatically reapplied to the worktree only in three explicit situations: 1. An incomplete merge is commit using `git commit`. 2. A merge completes successfully. 3. A merge is aborted using `git merge --abort`. In all other situations where the merge state is removed using remove_merge_branch_state() such as aborting a merge via `git reset --hard`, the autostash is saved into the stash reflog instead keeping the worktree clean. Helped-by: Phillip Wood <phillip.wood@dunelm.org.uk> Suggested-by: Alban Gruin <alban.gruin@gmail.com> Signed-off-by: Denton Liu <liu.denton@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-03-26Merge branch 'bc/sha-256-part-1-of-4'Libravatar Junio C Hamano1-1/+1
SHA-256 transition continues. * bc/sha-256-part-1-of-4: (22 commits) fast-import: add options for rewriting submodules fast-import: add a generic function to iterate over marks fast-import: make find_marks work on any mark set fast-import: add helper function for inserting mark object entries fast-import: permit reading multiple marks files commit: use expected signature header for SHA-256 worktree: allow repository version 1 init-db: move writing repo version into a function builtin/init-db: add environment variable for new repo hash builtin/init-db: allow specifying hash algorithm on command line setup: allow check_repository_format to read repository format t/helper: make repository tests hash independent t/helper: initialize repository if necessary t/helper/test-dump-split-index: initialize git repository t6300: make hash algorithm independent t6300: abstract away SHA-1-specific constants t: use hash-specific lookup tables to define test constants repository: require a build flag to use SHA-256 hex: add functions to parse hex object IDs in any algorithm hex: introduce parsing variants taking hash algorithms ...
2020-03-25Merge branch 'pw/advise-rebase-skip'Libravatar Junio C Hamano1-16/+24
The mechanism to prevent "git commit" from making an empty commit or amending during an interrupted cherry-pick was broken during the rewrite of "git rebase" in C, which has been corrected. * pw/advise-rebase-skip: commit: give correct advice for empty commit during a rebase commit: encapsulate determine_whence() for sequencer commit: use enum value for multiple cherry-picks sequencer: write CHERRY_PICK_HEAD for reword and edit cherry-pick: check commit error messages cherry-pick: add test for `--skip` advice in `git commit` t3404: use test_cmp_rev
2020-02-24commit: use expected signature header for SHA-256Libravatar brian m. carlson1-1/+1
The transition plan anticipates that we will allow signatures using multiple algorithms in a single commit. In order to do so, we need to use a different header per algorithm so that it will be obvious over which data to compute the signature. The transition plan specifies that we should use "gpgsig-sha256", so wire up the commit code such that it can write and parse the current algorithm, and it can remove the headers for any algorithm when creating a new commit. Add tests to ensure that we write using the right header and that git fsck doesn't reject these commits. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-02-14Merge branch 'tb/commit-graph-object-dir'Libravatar Junio C Hamano1-1/+1
The code to compute the commit-graph has been taught to use a more robust way to tell if two object directories refer to the same thing. * tb/commit-graph-object-dir: commit-graph.h: use odb in 'load_commit_graph_one_fd_st' commit-graph.c: remove path normalization, comparison commit-graph.h: store object directory in 'struct commit_graph' commit-graph.h: store an odb in 'struct write_commit_graph_context' t5318: don't pass non-object directory to '--object-dir'
2020-02-05Merge branch 'js/patch-mode-in-others-in-c'Libravatar Junio C Hamano1-2/+6
The effort to move "git-add--interactive" to C continues. * js/patch-mode-in-others-in-c: commit --interactive: make it work with the built-in `add -i` built-in add -p: implement the "worktree" patch modes built-in add -p: implement the "checkout" patch modes built-in stash: use the built-in `git add -p` if so configured legacy stash -p: respect the add.interactive.usebuiltin setting built-in add -p: implement the "stash" and "reset" patch modes built-in add -p: prepare for patch modes other than "stage"
2020-02-04commit-graph.h: store an odb in 'struct write_commit_graph_context'Libravatar Taylor Blau1-1/+1
There are lots of places in 'commit-graph.h' where a function either has (or almost has) a full 'struct object_directory *', accesses '->path', and then throws away the rest of the struct. This can cause headaches when comparing the locations of object directories across alternates (e.g., in the case of deciding if two commit-graph layers can be merged). These paths are normalized with 'normalize_path_copy()' which mitigates some comparison issues, but not all [1]. Replace usage of 'char *object_dir' with 'odb->path' by storing a 'struct object_directory *' in the 'write_commit_graph_context' structure. This is an intermediate step towards getting rid of all path normalization in 'commit-graph.c'. Resolving a user-provided '--object-dir' argument now requires that we compare it to the known alternates for equality. Prior to this patch, an unknown '--object-dir' argument would silently exit with status zero. This can clearly lead to unintended behavior, such as verifying commit-graphs that aren't in a repository's own object store (or one of its alternates), or causing a typo to mask a legitimate commit-graph verification failure. Make this error non-silent by 'die()'-ing when the given '--object-dir' does not match any known alternate object store. [1]: In my testing, for example, I can get one side of the commit-graph code to fill object_dir with "./objects" and the other with just "objects". Signed-off-by: Taylor Blau <me@ttaylorr.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-01-22Merge branch 'hw/commit-advise-while-rejecting'Libravatar Junio C Hamano1-0/+1
"git commit" gives output similar to "git status" when there is nothing to commit, but without honoring the advise.statusHints configuration variable, which has been corrected. * hw/commit-advise-while-rejecting: commit: honor advice.statusHints when rejecting an empty commit
2019-12-25Merge branch 'am/pathspec-from-file'Libravatar Junio C Hamano1-0/+3
An earlier series to teach "--pathspec-from-file" to "git commit" forgot to make the option incompatible with "--all", which has been corrected. * am/pathspec-from-file: commit: forbid --pathspec-from-file --all
2019-12-21commit --interactive: make it work with the built-in `add -i`Libravatar Johannes Schindelin1-2/+6
The built-in `git add -i` machinery obviously has its `the_repository` structure initialized at the point where `cmd_commit()` calls it, and therefore does not look at the environment variable `GIT_INDEX_FILE`. But when being called from `commit --interactive`, it has to, because the index was already locked in that case, and we want to ask the interactive add machinery to work on the `index.lock` file instead of the `index` file. Technically, we could teach `run_add_i()`, or for that matter `run_add_p()`, to look specifically at that environment variable, but the entire idea of passing in a parameter of type `struct repository *` is to allow working on multiple repositories (and their index files) independently. So let's instead override the `index_file` field of that structure temporarily. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-12-19commit: honor advice.statusHints when rejecting an empty commitLibravatar Heba Waly1-0/+1
In ea9882bfc4 (commit: disable status hints when writing to COMMIT_EDITMSG, 2013-09-12) the intent was to disable status hints when writing to COMMIT_EDITMSG, because giving the hints in the "git status" like output in the commit message template are too late to be useful (they say things like "'git add' to stage", but that is only possible after aborting the current "git commit" session). But there is one case that the hints can be useful: When the current attempt to commit is rejected because no change is recorded in the index. The message is given and "git commit" errors out, so the hints can immediately be followed by the user. Teach the codepath to honor the configuration variable. Signed-off-by: Heba Waly <heba.waly@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-12-18commit: forbid --pathspec-from-file --allLibravatar Alexandr Miloslavskiy1-0/+3
I forgot this in my previous patch `--pathspec-from-file` for `git commit` [1]. When both `--pathspec-from-file` and `--all` were specified, `--all` took precedence and `--pathspec-from-file` was ignored. Before `--pathspec-from-file` was implemented, this case was prevented by this check in `parse_and_validate_options()` : die(_("paths '%s ...' with -a does not make sense"), argv[0]); It is unfortunate that these two cases are disconnected. This came as result of how the code was laid out before my patches, where `pathspec` is parsed outside of `parse_and_validate_options()`. This branch is already full of refactoring patches and I did not dare to go for another one. Fix by mirroring `die()` for `--pathspec-from-file` as well. [1] Commit e440fc58 ("commit: support the --pathspec-from-file option" 2019-11-19) Reported-by: Phillip Wood <phillip.wood@dunelm.org.uk> Signed-off-by: Alexandr Miloslavskiy <alexandr.miloslavskiy@syntevo.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>