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2021-10-03Merge branch 'da/difftool-dir-diff-symlink-fix'Libravatar Junio C Hamano1-2/+65
"git difftool --dir-diff" mishandled symbolic links. * da/difftool-dir-diff-symlink-fix: difftool: fix symlink-file writing in dir-diff mode
2021-10-03Merge branch 'cb/cvsserver'Libravatar Junio C Hamano1-1/+8
"git cvsserver" had a long-standing bug in its authentication code, which has finally been corrected (it is unclear and is a separate question if anybody is seriously using it, though). * cb/cvsserver: Documentation: cleanup git-cvsserver git-cvsserver: protect against NULL in crypt(3) git-cvsserver: use crypt correctly to compare password hashes
2021-10-03Merge branch 'jk/clone-unborn-head-in-bare'Libravatar Junio C Hamano1-0/+13
"git clone" from a repository whose HEAD is unborn into a bare repository didn't follow the branch name the other side used, which is corrected. * jk/clone-unborn-head-in-bare: clone: handle unborn branch in bare repos
2021-10-03Merge branch 'en/stash-df-fix'Libravatar Junio C Hamano1-0/+58
"git stash", where the tentative change involves changing a directory to a file (or vice versa), was confused, which has been corrected. * en/stash-df-fix: stash: restore untracked files AFTER restoring tracked files stash: avoid feeding directories to update-index t3903: document a pair of directory/file bugs
2021-09-28Merge branch 'jk/reduce-malloc-in-v2-servers'Libravatar Junio C Hamano1-0/+75
Code cleanup to limit memory consumption and tighten protocol message parsing. * jk/reduce-malloc-in-v2-servers: ls-refs: reject unknown arguments serve: reject commands used as capabilities serve: reject bogus v2 "command=ls-refs=foo" docs/protocol-v2: clarify some ls-refs ref-prefix details ls-refs: ignore very long ref-prefix counts serve: drop "keys" strvec serve: provide "receive" function for session-id capability serve: provide "receive" function for object-format capability serve: add "receive" method for v2 capabilities table serve: return capability "value" from get_capability() serve: rename is_command() to parse_command()
2021-09-23Merge branch 'cb/plug-leaks-in-alloca-emu-users'Libravatar Junio C Hamano1-11/+12
Leakfix. * cb/plug-leaks-in-alloca-emu-users: t0000: avoid masking git exit value through pipes tree-diff: fix leak when not HAVE_ALLOCA_H
2021-09-23Merge branch 'ma/help-w-check-for-requested-page'Libravatar Junio C Hamano1-0/+16
The error in "git help no-such-git-command" is handled better. * ma/help-w-check-for-requested-page: help: make sure local html page exists before calling external processes
2021-09-23Merge branch 'cb/unix-sockets-with-windows'Libravatar Junio C Hamano1-8/+24
Adjust credential-cache helper to Windows. * cb/unix-sockets-with-windows: git-compat-util: include declaration for unix sockets in windows credential-cache: check for windows specific errors t0301: fixes for windows compatibility
2021-09-23Merge branch 'ab/retire-option-argument'Libravatar Junio C Hamano2-6/+0
An oddball OPTION_ARGUMENT feature has been removed from the parse-options API. * ab/retire-option-argument: parse-options API: remove OPTION_ARGUMENT feature difftool: use run_command() API in run_file_diff() difftool: prepare "diff" cmdline in cmd_difftool() difftool: prepare "struct child_process" in cmd_difftool()
2021-09-23Merge branch 'mr/bisect-in-c-4'Libravatar Junio C Hamano1-0/+18
Rewrite of "git bisect" in C continues. * mr/bisect-in-c-4: bisect--helper: retire `--bisect-next-check` subcommand bisect--helper: reimplement `bisect_run` shell function in C bisect--helper: reimplement `bisect_visualize()` shell function in C run-command: make `exists_in_PATH()` non-static t6030-bisect-porcelain: add test for bisect visualize t6030-bisect-porcelain: add tests to control bisect run exit cases
2021-09-23Merge branch 'ab/unused-script-helpers'Libravatar Junio C Hamano1-4/+2
Code clean-up. * ab/unused-script-helpers: test-lib: remove unused $_x40 and $_z40 variables git-bisect: remove unused SHA-1 $x40 shell variable git-sh-setup: remove unused "pull with rebase" message git-submodule: remove unused is_zero_oid() function
2021-09-23Merge branch 'jk/http-server-protocol-versions'Libravatar Junio C Hamano2-2/+14
Taking advantage of the CGI interface, http-backend has been updated to enable protocol v2 automatically when the other side asks for it. * jk/http-server-protocol-versions: docs/protocol-v2: point readers transport config discussion docs/git: discuss server-side config for GIT_PROTOCOL docs/http-backend: mention v2 protocol http-backend: handle HTTP_GIT_PROTOCOL CGI variable t5551: test v2-to-v0 http protocol fallback
2021-09-23Merge branch 'ab/test-tool-run-command-cleanup'Libravatar Junio C Hamano1-4/+1
Code clean-up. * ab/test-tool-run-command-cleanup: test-tool run-command: fix flip-flop init pattern
2021-09-23Merge branch 'en/tests-cleanup-leftover-untracked'Libravatar Junio C Hamano12-4/+18
Test clean-up. * en/tests-cleanup-leftover-untracked: tests: remove leftover untracked files
2021-09-23Merge branch 'en/am-abort-fix'Libravatar Junio C Hamano1-0/+39
When "git am --abort" fails to abort correctly, it still exited with exit status of 0, which has been corrected. * en/am-abort-fix: am: fix incorrect exit status on am fail to abort t4151: add a few am --abort tests git-am.txt: clarify --abort behavior
2021-09-23Merge branch 'ps/update-ref-batch-flush'Libravatar Junio C Hamano1-0/+34
"git update-ref --stdin" failed to flush its output as needed, which potentially led the conversation to a deadlock. * ps/update-ref-batch-flush: t1400: avoid SIGPIPE race condition on fifo update-ref: fix streaming of status updates
2021-09-23difftool: fix symlink-file writing in dir-diff modeLibravatar David Aguilar1-2/+65
The difftool dir-diff mode handles symlinks by replacing them with their readlink(2) values. This allows diff tools to see changes to symlinks as if they were regular text diffs with the old and new path values. This is analogous to what "git diff" displays when symlinks change. The temporary diff directories that are created initially contain symlinks because they get checked-out using a temporary index that retains the original symlinks as checked-in to the repository. A bug was introduced when difftool was rewritten in C that made difftool write the readlink(2) contents into the pointed-to file rather than the symlink itself. The write was going through the symlink and writing to its target rather than writing to the symlink path itself. Replace symlinks with raw text files by unlinking the symlink path before writing the readlink(2) content into them. When 18ec800512 (difftool: handle modified symlinks in dir-diff mode, 2017-03-15) added handling for modified symlinks this bug got recorded in the test suite. The tests included the pointed-to symlink target paths. These paths were being reported because difftool was erroneously writing to them, but they should have never been reported nor written. Correct the modified-symlinks test cases by removing the target files from the expected output. Add a test to ensure that symlinks are written with the readlink(2) values and that the target files contain their original content. Reported-by: Alan Blotz <work@blotz.org> Helped-by: Đoàn Trần Công Danh <congdanhqx@gmail.com> Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-20Merge branch 'jk/t5562-racefix'Libravatar Junio C Hamano1-8/+8
Test update. * jk/t5562-racefix: t5562: use alarm() to interrupt timed child-wait
2021-09-20Merge branch 'ds/mergies-with-sparse-index'Libravatar Junio C Hamano1-10/+82
Various mergy operations have been prepared to work efficiently with the sparse index. * ds/mergies-with-sparse-index: sparse-index: integrate with cherry-pick and rebase sequencer: ensure full index if not ORT strategy t1092: add cherry-pick, rebase tests merge-ort: expand only for out-of-cone conflicts merge: make sparse-aware with ORT diff: ignore sparse paths in diffstat
2021-09-20Merge branch 'ds/sparse-index-ignored-files'Libravatar Junio C Hamano2-17/+80
In cone mode, the sparse-index code path learned to remove ignored files (like build artifacts) outside the sparse cone, allowing the entire directory outside the sparse cone to be removed, which is especially useful when the sparse patterns change. * ds/sparse-index-ignored-files: sparse-checkout: clear tracked sparse dirs sparse-index: add SPARSE_INDEX_MEMORY_ONLY flag attr: be careful about sparse directories sparse-checkout: create helper methods sparse-index: use WRITE_TREE_MISSING_OK sparse-index: silently return when cache tree fails unpack-trees: fix nested sparse-dir search sparse-index: silently return when not using cone-mode patterns t7519: rewrite sparse index test
2021-09-20Merge branch 'ab/serve-cleanup'Libravatar Junio C Hamano2-5/+170
Code clean-up around "git serve". * ab/serve-cleanup: upload-pack: document and rename --advertise-refs serve.[ch]: remove "serve_options", split up --advertise-refs code {upload,receive}-pack tests: add --advertise-refs tests serve.c: move version line to advertise_capabilities() serve: move transfer.advertiseSID check into session_id_advertise() serve.[ch]: don't pass "struct strvec *keys" to commands serve: use designated initializers transport: use designated initializers transport: rename "fetch" in transport_vtable to "fetch_refs" serve: mark has_capability() as static
2021-09-20Merge branch 'dt/submodule-diff-fixes'Libravatar Junio C Hamano1-8/+151
"git diff --submodule=diff" showed failure from run_command() when trying to run diff inside a submodule, when the user manually removes the submodule directory. * dt/submodule-diff-fixes: diff --submodule=diff: don't print failure message twice diff --submodule=diff: do not fail on ever-initialied deleted submodules t4060: remove unused variable
2021-09-20Merge branch 'lh/systemd-timers'Libravatar Junio C Hamano1-6/+108
"git maintenance" scheduler learned to use systemd timers as a possible backend. * lh/systemd-timers: maintenance: add support for systemd timers on Linux maintenance: `git maintenance run` learned `--scheduler=<scheduler>` cache.h: Introduce a generic "xdg_config_home_for(…)" function
2021-09-20Merge branch 'jt/grep-wo-submodule-odb-as-alternate'Libravatar Junio C Hamano2-0/+13
The code to make "git grep" recurse into submodules has been updated to migrate away from the "add submodule's object store as an alternate object store" mechanism (which is suboptimal). * jt/grep-wo-submodule-odb-as-alternate: t7814: show lack of alternate ODB-adding submodule-config: pass repo upon blob config read grep: add repository to OID grep sources grep: allocate subrepos on heap grep: read submodule entry with explicit repo grep: typesafe versions of grep_source_init grep: use submodule-ODB-as-alternate lazy-addition submodule: lazily add submodule ODBs as alternates
2021-09-20Merge branch 'tb/multi-pack-bitmaps'Libravatar Junio C Hamano11-296/+753
The reachability bitmap file used to be generated only for a single pack, but now we've learned to generate bitmaps for history that span across multiple packfiles. * tb/multi-pack-bitmaps: (29 commits) pack-bitmap: drop bitmap_index argument from try_partial_reuse() pack-bitmap: drop repository argument from prepare_midx_bitmap_git() p5326: perf tests for MIDX bitmaps p5310: extract full and partial bitmap tests midx: respect 'GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP' t7700: update to work with MIDX bitmap test knob t5319: don't write MIDX bitmaps in t5319 t5310: disable GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP t0410: disable GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP t5326: test multi-pack bitmap behavior t/helper/test-read-midx.c: add --checksum mode t5310: move some tests to lib-bitmap.sh pack-bitmap: write multi-pack bitmaps pack-bitmap: read multi-pack bitmaps pack-bitmap.c: avoid redundant calls to try_partial_reuse pack-bitmap.c: introduce 'bitmap_is_preferred_refname()' pack-bitmap.c: introduce 'nth_bitmap_object_oid()' pack-bitmap.c: introduce 'bitmap_num_objects()' midx: avoid opening multiple MIDXs when writing midx: close linked MIDXs, avoid leaking memory ...
2021-09-20clone: handle unborn branch in bare reposLibravatar Jeff King1-0/+13
When cloning a repository with an unborn HEAD, we'll set the local HEAD to match it only if the local repository is non-bare. This is inconsistent with all other combinations: remote HEAD | local repo | local HEAD ----------------------------------------------- points to commit | non-bare | same as remote points to commit | bare | same as remote unborn | non-bare | same as remote unborn | bare | local default So I don't think this is some clever or subtle behavior, but just a bug in 4f37d45706 (clone: respect remote unborn HEAD, 2021-02-05). And it's easy to see how we ended up there. Before that commit, the code to set up the HEAD for an empty repo was guarded by "if (!option_bare)". That's because the only thing it did was call install_branch_config(), and we don't want to do so for a bare repository (unborn HEAD or not). That commit put the handling of unborn HEADs into the same block, since those also need to call install_branch_config(). But the unborn case has an additional side effect of calling create_symref(), and we want that to happen whether we are bare or not. This patch just pulls all of the "figure out the default branch" code out of the "!option_bare" block. Only the actual config installation is kept there. Note that this does mean we might allocate "ref" and not use it (if the remote is empty but did not advertise an unborn HEAD). But that's not really a big deal since this isn't a hot code path, and it keeps the code simple. The alternative would be handling unborn_head_target separately, but that gets confusing since its memory ownership is tangled up with the "ref" variable. There's just one new test, for the case we're fixing. The other ones in the table are handled elsewhere (the unborn non-bare case just above, and the actually-born cases in t5601, t5606, and t5609, as they do not require v2's "unborn" protocol extension). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-16git-cvsserver: protect against NULL in crypt(3)Libravatar Carlo Marcelo Arenas Belón1-1/+6
Some versions of crypt(3) will return NULL when passed an unsupported hash type (ex: OpenBSD with DES), so check for undef instead of using it directly. Also use this to probe the system and select a better hash function in the tests, so it can pass successfully. Signed-off-by: Carlo Marcelo Arenas Belón <carenas@gmail.com> [jc: <CAPUEspjqD5zy8TLuFA96usU7FYi=0wF84y7NgOVFqegtxL9zbw@mail.gmail.com>] Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-16git-cvsserver: use crypt correctly to compare password hashesLibravatar Carlo Marcelo Arenas Belón1-1/+3
c057bad370 (git-cvsserver: use a password file cvsserver pserver, 2010-05-15) adds a way for `git cvsserver` to provide authenticated pserver accounts without having clear text passwords, but uses the username instead of the password to the call for crypt(3). Correct that, and make sure the documentation correctly indicates how to obtain hashed passwords that could be used to populate this configuration, as well as correcting the hash that was used for the tests. This change will require that any user of this feature updates the hashes in their configuration, but has the advantage of using a more similar format than cvs uses, probably also easying any migration. Signed-off-by: Carlo Marcelo Arenas Belón <carenas@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-16t0000: avoid masking git exit value through pipesLibravatar Carlo Marcelo Arenas Belón1-11/+12
9af0b8dbe2 (t0000-basic: more commit-tree tests., 2006-04-26) adds tests for commit-tree that mask the return exit from git as described in a378fee5b07 (Documentation: add shell guidelines, 2018-10-05). Fix the tests, to avoid pipes by using a temporary file instead. Signed-off-by: Carlo Marcelo Arenas Belón <carenas@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-15Merge branch 'pb/test-use-user-env'Libravatar Junio C Hamano3-21/+103
Teach "test_pause" and "debug" helpers to allow using the HOME and TERM environment variables the user usually uses. * pb/test-use-user-env: test-lib-functions: keep user's debugger config files and TERM in 'debug' test-lib-functions: optionally keep HOME, TERM and SHELL in 'test_pause' test-lib-functions: use 'TEST_SHELL_PATH' in 'test_pause'
2021-09-15Merge branch 'jc/trivial-threeway-binary-merge'Libravatar Junio C Hamano1-0/+45
The "git apply -3" code path learned not to bother the lower level merge machinery when the three-way merge can be trivially resolved without the content level merge. * jc/trivial-threeway-binary-merge: apply: resolve trivial merge without hitting ll-merge with "--3way"
2021-09-15Merge branch 'ab/send-email-config-fix'Libravatar Junio C Hamano1-0/+15
Regression fix. * ab/send-email-config-fix: send-email: fix a "first config key wins" regression in v2.33.0
2021-09-15t1400: avoid SIGPIPE race condition on fifoLibravatar Jeff King1-3/+5
t1400.190 sometimes fails or even hangs because of the way it uses fifos. Our goal is to interactively read and write lines from update-ref, so we have two fifos, in and out. We open a descriptor connected to "in" and redirect output to that, so that update-ref does not see EOF as it would if we opened and closed it for each "echo" call. But we don't do the same for the output. This leads to a race where our "read response <out" has not yet opened the fifo, but update-ref tries to write to it and gets SIGPIPE. This can result in the test failing, or worse, hanging as we wait forever for somebody to write to the pipe. This is the same proble we fixed in 4783e7ea83 (t0008: avoid SIGPIPE race condition on fifo, 2013-07-12), and we can fix it the same way, by opening a second long-running descriptor. Before this patch, running: ./t1400-update-ref.sh --run=1,190 --stress failed or hung within a few dozen iterations. After it, I ran it for several hundred without problems. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-15ls-refs: reject unknown argumentsLibravatar Jeff King1-0/+13
The v2 ls-refs command may receive extra arguments from the client, one per pkt-line. The spec is pretty clear that the arguments must come from a specified set, but we silently ignore any unknown entries. For a well-behaved client this doesn't matter, but it makes testing and debugging more confusing. Let's tighten this up to match the spec. In theory this liberal behavior _could_ be useful for extending the protocol. But: - every other part of the protocol requires that the server first indicate that it supports the argument; this includes the fetch and object-info commands, plus the "unborn" capability added to ls-refs itself - it's not a very good extension mechanism anyway; without the server advertising support, clients would have no idea if the argument was silently ignored, or accepted and simply had no effect So we're not really losing anything by tightening this. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-15serve: reject commands used as capabilitiesLibravatar Jeff King1-0/+21
Our table of v2 "capabilities" contains everything we might tell the client we support. But there are differences in how we expect the client to respond. Some of the entries are true capabilities (i.e., we expect the client to say "yes, I support this"), and some are ones we expect them to send as commands (with "command=ls-refs" or similar). When we receive a capability used as a command, we complain about that. But when we receive a command used as a capability (e.g., just "ls-refs" in a pkt-line by itself), we silently ignore it. This isn't really hurting anything (clients shouldn't send it, and we'll ignore it), but we can tighten up the protocol to match what we expect to happen. There are two new tests here. The first one checks a capability used as a command, which already passes. The second tests a command as a capability, which this patch fixes. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-15serve: reject bogus v2 "command=ls-refs=foo"Libravatar Jeff King1-0/+10
When we see a line from the client like "command=ls-refs", we parse everything after the equals sign as a capability, which we check against our capabilities table. If we don't recognize the command (e.g., "command=foo"), we'll reject it. But in parse_command(), we use the same get_capability() parser for parsing non-command lines. So if we see "command=ls-refs=foo", we will feed "ls-refs=foo" to get_capability(), which will say "OK, that's ls-refs, with value 'foo'". But then we simply ignore the value entirely. The client is violating the spec here, which says: command = PKT-LINE("command=" key LF) key = 1*(ALPHA | DIGIT | "-_") I.e., the key is not even allowed to have an equals sign in it. Whereas a real non-command capability does allow a value: capability = PKT-LINE(key[=value] LF) So by reusing the same get_capability() parser, we are mixing up the "key" and "capability" tokens. However, since that parser tells us whether it saw an "=", we can still use it; we just need to reject any input that produces a non-NULL value field. The current behavior isn't really hurting anything (the client should never send such a request, and if it does, we just ignore the "value" part). But since it does violate the spec, let's tighten it up to prevent any surprising behavior. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-15ls-refs: ignore very long ref-prefix countsLibravatar Jeff King1-0/+31
Because each "ref-prefix" capability from the client comes in its own pkt-line, there's no limit to the number of them that a misbehaving client may send. We read them all into a strvec, which means the client can waste arbitrary amounts of our memory by just sending us "ref-prefix foo" over and over. One possible solution is to just drop the connection when the limit is reached. If we set it high enough, then only misbehaving or malicious clients would hit it. But "high enough" is vague, and it's unfriendly if we guess wrong and a legitimate client hits this. But we can do better. Since supporting the ref-prefix capability is optional anyway, the client has to further cull the response based on their own patterns. So we can simply ignore the patterns once we cross a certain threshold. Note that we have to ignore _all_ patterns, not just the ones past our limit (since otherwise we'd send too little data). The limit here is fairly arbitrary, and probably much higher than anyone would need in practice. It might be worth limiting it further, if only because we check it linearly (so with "m" local refs and "n" patterns, we do "m * n" string comparisons). But if we care about optimizing this, an even better solution may be a more advanced data structure anyway. I didn't bother making the limit configurable, since it's so high and since Git should behave correctly in either case. It wouldn't be too hard to do, but it makes both the code and documentation more complex. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-14Merge branch 'ab/serve-cleanup' into jk/reduce-malloc-in-v2-serversLibravatar Junio C Hamano2-5/+170
* ab/serve-cleanup: upload-pack: document and rename --advertise-refs serve.[ch]: remove "serve_options", split up --advertise-refs code {upload,receive}-pack tests: add --advertise-refs tests serve.c: move version line to advertise_capabilities() serve: move transfer.advertiseSID check into session_id_advertise() serve.[ch]: don't pass "struct strvec *keys" to commands serve: use designated initializers transport: use designated initializers transport: rename "fetch" in transport_vtable to "fetch_refs" serve: mark has_capability() as static
2021-09-14help: make sure local html page exists before calling external processesLibravatar Matthias Aßhauer1-0/+16
We check that git.html exists, regardless of the page the user wants to open. Checking whether the requested page exists instead gives us a smoother user experience in two use cases: 1) The requested page doesn't exist When calling a git command and there is an error, most users reasonably expect git to produce an error message on the standard error stream, but in this case we pass the filepath to git web--browse which passes it on to a browser (or a helper program like xdg-open or start that should in turn open a browser) without any error and many GUI based browsers or helpers won't output such a message onto the standard error stream. Especially the helper programs tend to show the corresponding error message in a message box and wait for user input before exiting. This leaves users in interactive console sessions without an error message in their console, without a console prompt and without the help page they expected. 2) git.html is missing for some reason, but the user asked for some other page We currently refuse to show any local html help page when we can't find git.html. Even if the requested help page exists. If we check for the requested page instead, we can show the user all available pages and only error out on those that don't exist. Signed-off-by: Matthias Aßhauer <mha1993@live.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-14t0301: fixes for windows compatibilityLibravatar Carlo Marcelo Arenas Belón1-8/+24
In preparation for a future patch that will allow building with Unix Sockets in Windows, workaround a couple of issues from the Mingw-W64 compatibility layer. test -S is not able to detect that a file is a socket, so use test -e instead (through a library function). `mkdir -m` can't represent a valid ACL directly and fails with permission problems, so instead call mkdir followed by chmod, which has been enhanced to do so. The last invocation of mkdir would likely need the same treatment but SYMLINK is unlikely to be enabled on Windows so it has been punted for now. Signed-off-by: Carlo Marcelo Arenas Belón <carenas@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-13t6030-bisect-porcelain: add test for bisect visualizeLibravatar Miriam Rubio1-0/+7
Add a test to control breakages in bisect visualize command. Signed-off-by: Miriam Rubio <mirucam@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-13t6030-bisect-porcelain: add tests to control bisect run exit casesLibravatar Miriam Rubio1-0/+11
There is a gap on bisect run test coverage related with error exits. Add two tests to control these error cases. Signed-off-by: Miriam Rubio <mirucam@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-12parse-options API: remove OPTION_ARGUMENT featureLibravatar Ævar Arnfjörð Bjarmason2-6/+0
As was noted in 1a85b49b87a (parse-options: make OPT_ARGUMENT() more useful, 2019-03-14) there's only ever been one user of the OPT_ARGUMENT(), that user was added in 20de316e334 (difftool: allow running outside Git worktrees with --no-index, 2019-03-14). The OPT_ARGUMENT() feature itself was added way back in 580d5bffdea (parse-options: new option type to treat an option-like parameter as an argument., 2008-03-02), but as discussed in 1a85b49b87a wasn't used until 20de316e334 in 2019. Now that the preceding commit has migrated this code over to using "struct strvec" to manage the "args" member of a "struct child_process", we can just use that directly instead of relying on OPT_ARGUMENT. This has a minor change in behavior in that if we'll pass --no-index we'll now always pass it as the first argument, before we'd pass it in whatever position the caller did. Preserving this was the real value of OPT_ARGUMENT(), but as it turns out we didn't need that either. We can always inject it as the first argument, the other end will parse it just the same. Note that we cannot remove the "out" and "cpidx" members of "struct parse_opt_ctx_t" added in 580d5bffdea, while they were introduced with OPT_ARGUMENT() we since used them for other things. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-12test-tool run-command: fix flip-flop init patternLibravatar Ævar Arnfjörð Bjarmason1-4/+1
In be5d88e1128 (test-tool run-command: learn to run (parts of) the testsuite, 2019-10-04) an init pattern was added that would use TESTSUITE_INIT, but then promptly memset() everything back to 0. We'd then set the "dup" on the two string lists. Our setting of "next" to "-1" thus did nothing, we'd reset it to "0" before using it. Let's set it to "0" instead, and trust the "STRING_LIST_INIT_DUP" to set "strdup_strings" appropriately for us. Note that while we compile this code, there's no in-tree user for the "testsuite" target being modified here anymore, see the discussion at and around <nycvar.QRO.7.76.6.2109091323150.59@tvgsbejvaqbjf.bet>[1]. 1. https://lore.kernel.org/git/nycvar.QRO.7.76.6.2109091323150.59@tvgsbejvaqbjf.bet/ Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-12tests: remove leftover untracked filesLibravatar Elijah Newren12-4/+18
Remove untracked files that are unwanted after they are done being used. While the set of cases in this patch is certainly far from comprehensive, it was motivated by some work to see what the fallout would be if we were to make the removal of untracked files as a side effect of other commands into an error. Some cases were a bit more involved than the testcase changes included in this patch, but the ones included here represent the simple cases. While this patch is not that important since we are not changing the behavior of those other commands into an error in the near term, I thought these changes were useful anyway as an explicit documentation of the intent that these untracked files are no longer useful. Acked-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Acked-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-12test-lib: remove unused $_x40 and $_z40 variablesLibravatar Ævar Arnfjörð Bjarmason1-4/+2
These two have fallen out of use with the SHA-256 migration. The last use of $_x40 was removed in fc7e73d7ef (t4013: improve diff-post-processor logic, 2020-08-21) and The last use of $_z40 was removed in 7a868c51c2 (t5562: use $ZERO_OID, 2019-12-21), but it was then needlessly refactored to be hash-agnostic in 192b517589 (t: use hash-specific lookup tables to define test constants, 2020-02-22). We can just remove it. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-10am: fix incorrect exit status on am fail to abortLibravatar Elijah Newren1-1/+1
Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-10t4151: add a few am --abort testsLibravatar Elijah Newren1-0/+39
Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-10stash: restore untracked files AFTER restoring tracked filesLibravatar Elijah Newren1-2/+2
If a user deletes a file and places a directory of untracked files there, then stashes all these changes, the untracked directory of files cannot be restored until after the corresponding file in the way is removed. So, restore changes to tracked files before restoring untracked files. There is no counterpart problem to worry about with the user deleting an untracked file and then add a tracked one in its place. Git does not track untracked files, and so will not know the untracked file was deleted, and thus won't be able to stash the removal of that file. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-09-10stash: avoid feeding directories to update-indexLibravatar Elijah Newren1-1/+1
When a file is removed from the cache, but there is a file of the same name present in the working directory, we would normally treat that file in the working directory as untracked. However, in the case of stash, doing that would prevent a simple 'git stash push', because the untracked file would be in the way of restoring the deleted file. git stash, however, blindly assumes that whatever is in the working directory for a deleted file is wanted and passes that path along to update-index. That causes problems when the working directory contains a directory with the same name as the deleted file. Add some code for this special case that will avoid passing directory names to update-index. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>