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* mingw(is_msys2_sh): handle forward slashes in the `sh.exe` path, tooJohannes Schindelin2024-07-141-1/+1
| | | | | | | | | | | | | | | | | | | Whether the full path to the MSYS2 Bash is specified using backslashes or forward slashes, in either case the command-line arguments need to be quoted in the MSYS2-specific manner instead of using regular Win32 command-line quoting rules. In preparation for `prepare_shell_cmd()` to use the full path to `sh.exe` (with forward slashes for consistency), let's teach the `is_msys2_sh()` function about this; Otherwise 5580.4 'clone with backslashed path' would fail once `prepare_shell_cmd()` uses the full path instead of merely `sh`. This patch relies on the just-introduced fix where `fspathcmp()` handles backslashes and forward slashes as equivalent on Windows. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* win32: override `fspathcmp()` with a directory separator-aware versionJohannes Schindelin2024-07-142-0/+41
| | | | | | | | | | | | | | | | | | | | On Windows, the backslash is the directory separator, even if the forward slash can be used, too, at least since Windows NT. This means that the paths `a/b` and `a\b` are equivalent, and `fspathcmp()` needs to be made aware of that fact. Note that we have to override both `fspathcmp()` and `fspathncmp()`, and the former cannot be a mere pre-processor constant that transforms calls to `fspathcmp(a, b)` into `fspathncmp(a, b, (size_t)-1)` because the function `report_collided_checkout()` in `unpack-trees.c` wants to assign `list.cmp = fspathcmp`. Also note that `fspatheq()` does _not_ need to be overridden because it calls `fspathcmp()` internally. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Merge branch 'ps/use-the-repository'Junio C Hamano2024-07-023-4/+7
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A CPP macro USE_THE_REPOSITORY_VARIABLE is introduced to help transition the codebase to rely less on the availability of the singleton the_repository instance. * ps/use-the-repository: hex: guard declarations with `USE_THE_REPOSITORY_VARIABLE` t/helper: remove dependency on `the_repository` in "proc-receive" t/helper: fix segfault in "oid-array" command without repository t/helper: use correct object hash in partial-clone helper compat/fsmonitor: fix socket path in networked SHA256 repos replace-object: use hash algorithm from passed-in repository protocol-caps: use hash algorithm from passed-in repository oidset: pass hash algorithm when parsing file http-fetch: don't crash when parsing packfile without a repo hash-ll: merge with "hash.h" refs: avoid include cycle with "repository.h" global: introduce `USE_THE_REPOSITORY_VARIABLE` macro hash: require hash algorithm in `empty_tree_oid_hex()` hash: require hash algorithm in `is_empty_{blob,tree}_oid()` hash: make `is_null_oid()` independent of `the_repository` hash: convert `oidcmp()` and `oideq()` to compare whole hash global: ensure that object IDs are always padded hash: require hash algorithm in `oidread()` and `oidclr()` hash: require hash algorithm in `hasheq()`, `hashcmp()` and `hashclr()` hash: drop (mostly) unused `is_empty_{blob,tree}_sha1()` functions
| * compat/fsmonitor: fix socket path in networked SHA256 reposPatrick Steinhardt2024-06-141-3/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The IPC socket used by the fsmonitor on Darwin is usually contained in the Git repository itself. When the repository is hosted on a networked filesystem though, we instead create the socket path in the user's home directory or the socket directory. In that case, we derive the path by hashing the repository path. But while we always use SHA1 to hash the repository path, we then end up using `hash_to_hex()` to append the computed hash to the socket path. This is wrong because `hash_to_hex()` uses the hash algorithm configured in `the_repository`, which may not be SHA1. The consequence is that we may append uninitialized bytes to the path when operating in a SHA256 repository. Fix this bug by using `hash_to_hex_algop()` with SHA1. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * hash-ll: merge with "hash.h"Patrick Steinhardt2024-06-141-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The "hash-ll.h" header was introduced via d1cbe1e6d8 (hash-ll.h: split out of hash.h to remove dependency on repository.h, 2023-04-22) to make explicit the split between hash-related functions that rely on the global `the_repository`, and those that don't. This split is no longer necessary now that we we have removed the reliance on `the_repository`. Merge "hash-ll.h" back into "hash.h". This causes some code units to not include "repository.h" anymore, which requires us to add some forward declarations. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * global: introduce `USE_THE_REPOSITORY_VARIABLE` macroPatrick Steinhardt2024-06-141-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use of the `the_repository` variable is deprecated nowadays, and we slowly but steadily convert the codebase to not use it anymore. Instead, callers should be passing down the repository to work on via parameters. It is hard though to prove that a given code unit does not use this variable anymore. The most trivial case, merely demonstrating that there is no direct use of `the_repository`, is already a bit of a pain during code reviews as the reviewer needs to manually verify claims made by the patch author. The bigger problem though is that we have many interfaces that implicitly rely on `the_repository`. Introduce a new `USE_THE_REPOSITORY_VARIABLE` macro that allows code units to opt into usage of `the_repository`. The intent of this macro is to demonstrate that a certain code unit does not use this variable anymore, and to keep it from new dependencies on it in future changes, be it explicit or implicit For now, the macro only guards `the_repository` itself as well as `the_hash_algo`. There are many more known interfaces where we have an implicit dependency on `the_repository`, but those are not guarded at the current point in time. Over time though, we should start to add guards as required (or even better, just remove them). Define the macro as required in our code units. As expected, most of our code still relies on the global variable. Nearly all of our builtins rely on the variable as there is no way yet to pass `the_repository` to their entry point. For now, declare the macro in "biultin.h" to keep the required changes at least a little bit more contained. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | Merge branch 'js/mingw-remove-unused-extern-decl'Junio C Hamano2024-06-271-1/+0
|\ \ | | | | | | | | | | | | | | | | | | | | | An unused extern declaration for mingw has been removed to prevent it from causing build failure. * js/mingw-remove-unused-extern-decl: mingw: drop bogus (and unneeded) declaration of `_pgmptr`
| * | mingw: drop bogus (and unneeded) declaration of `_pgmptr`Johannes Schindelin2024-06-201-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In 08809c09aa13 (mingw: add a helper function to attach GDB to the current process, 2020-02-13), I added a declaration that was not needed. Back then, that did not matter, but now that the declaration of that symbol was changed in mingw-w64's headers, it causes the following compile error: CC compat/mingw.o compat/mingw.c: In function 'open_in_gdb': compat/mingw.c:35:9: error: function declaration isn't a prototype [-Werror=strict-prototypes] 35 | extern char *_pgmptr; | ^~~~~~ In file included from C:/git-sdk-64/usr/src/git/build-installers/mingw64/lib/gcc/x86_64-w64-mingw32/14.1.0/include/mm_malloc.h:27, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/lib/gcc/x86_64-w64-mingw32/14.1.0/include/xmmintrin.h:34, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/lib/gcc/x86_64-w64-mingw32/14.1.0/include/immintrin.h:31, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/lib/gcc/x86_64-w64-mingw32/14.1.0/include/x86intrin.h:32, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/include/winnt.h:1658, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/include/minwindef.h:163, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/include/windef.h:9, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/include/windows.h:69, from C:/git-sdk-64/usr/src/git/build-installers/mingw64/include/winsock2.h:23, from compat/../git-compat-util.h:215, from compat/mingw.c:1: compat/mingw.c:35:22: error: '__p__pgmptr' redeclared without dllimport attribute: previous dllimport ignored [-Werror=attributes] 35 | extern char *_pgmptr; | ^~~~~~~ Let's just drop the declaration and get rid of this compile error. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | compat/win32: fix const-correctness with string constantsPatrick Steinhardt2024-06-073-15/+31
| | | | | | | | | | | | | | | | | | | | | | | | Adjust various places in our Win32 compatibility layer where we are not assigning string constants to `const char *` variables. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | global: improve const correctness when assigning string constantsPatrick Steinhardt2024-06-071-1/+1
| |/ |/| | | | | | | | | | | | | | | We're about to enable `-Wwrite-strings`, which changes the type of string constants to `const char[]`. Fix various sites where we assign such constants to non-const variables. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | Merge branch 'jc/compat-regex-calloc-fix'Junio C Hamano2024-05-203-13/+13
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | Windows CI running in GitHub Actions started complaining about the order of arguments given to calloc(); the imported regex code uses the wrong order almost consistently, which has been corrected. * jc/compat-regex-calloc-fix: compat/regex: fix argument order to calloc(3)
| * | compat/regex: fix argument order to calloc(3)Junio C Hamano2024-05-133-13/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Windows compiler suddenly started complaining that calloc(3) takes its arguments in <nmemb, size> order. Indeed, there are many calls that has their arguments in a _wrong_ order. Fix them all. A sample breakage can be seen at https://github.com/git/git/actions/runs/9046793153/job/24857988702#step:4:272 Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | nedmalloc: avoid new compile errorJohannes Schindelin2023-03-121-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | GCC v12.x complains thusly: compat/nedmalloc/nedmalloc.c: In function 'DestroyCaches': compat/nedmalloc/nedmalloc.c:326:12: error: the comparison will always evaluate as 'true' for the address of 'caches' will never be NULL [-Werror=address] 326 | if(p->caches) | ^ compat/nedmalloc/nedmalloc.c:196:22: note: 'caches' declared here 196 | threadcache *caches[THREADCACHEMAXCACHES]; | ^~~~~~ ... and it is correct, of course. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | compat/win32/syslog: fix use-after-reallocJohannes Schindelin2023-03-121-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Git for Windows' SDK recently upgraded to GCC v12.x which points out that the `pos` variable might be used even after the corresponding memory was `realloc()`ed and therefore potentially no longer valid. Since a subset of this SDK is used in Git's CI/PR builds, we need to fix this to continue to be able to benefit from the CI/PR runs. Note: This bug has been with us since 2a6b149c64f6 (mingw: avoid using strbuf in syslog, 2011-10-06), and while it looks tempting to replace the hand-rolled string manipulation with a `strbuf`-based one, that commit's message explains why we cannot do that: The `syslog()` function is called as part of the function in `daemon.c` which is set as the `die()` routine, and since `strbuf_grow()` can call that function if it runs out of memory, this would cause a nasty infinite loop that we do not want to re-introduce. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | win32: fix building with NO_UNIX_SOCKETSMike Hommey2024-05-031-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | After 2406bf5f (Win32: detect unix socket support at runtime, 2024-04-03), it fails with: compat/mingw.c:4160:5: error: no previous prototype for function 'mingw_have_unix_sockets' [-Werror,-Wmissing-prototypes] 4160 | int mingw_have_unix_sockets(void) | ^ because the prototype is behind `ifndef NO_UNIX_SOCKETS`. Signed-off-by: Mike Hommey <mh@glandium.org> Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Win32: detect unix socket support at runtimeMatthias Aßhauer2024-04-032-0/+25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Windows 10 build 17063 introduced support for unix sockets to Windows. bb390b1 (git-compat-util: include declaration for unix sockets in windows, 2021-09-14) introduced a way to build git with unix socket support on Windows, but you still had to decide at build time which Windows version the compiled executable was supposed to run on. We can detect at runtime wether the operating system supports unix sockets and act accordingly for all supported Windows versions. This fixes https://github.com/git-for-windows/git/issues/3892 Signed-off-by: Matthias Aßhauer <mha1993@live.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'jc/no-include-of-compat-util-from-headers'Junio C Hamano2024-03-052-2/+0
|\ \ \ | |_|/ |/| | | | | | | | | | | | | | Header file clean-up. * jc/no-include-of-compat-util-from-headers: compat: drop inclusion of <git-compat-util.h>
| * | compat: drop inclusion of <git-compat-util.h>Junio C Hamano2024-02-242-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | These two header files are included from ordinary source files that already include <git-compat-util.h> as the first header file as they should. There is no need to include the compat-util in these headers. "make hdr-check" is not affected, as it is designed to assume that what <git-compat-util.h> offers is available to everybody without being included. Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | Merge branch 'js/win32-retry-pipe-write-on-enospc' into maint-2.43Junio C Hamano2024-02-131-4/+15
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | Update to the code that writes to pipes on Windows. * js/win32-retry-pipe-write-on-enospc: win32: special-case `ENOSPC` when writing to a pipe
| * \ \ Merge branch 'en/header-cleanup' into maint-2.43Junio C Hamano2024-02-095-4/+3
| |\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove unused header "#include". * en/header-cleanup: treewide: remove unnecessary includes in source files treewide: add direct includes currently only pulled in transitively trace2/tr2_tls.h: remove unnecessary include submodule-config.h: remove unnecessary include pkt-line.h: remove unnecessary include line-log.h: remove unnecessary include http.h: remove unnecessary include fsmonitor--daemon.h: remove unnecessary includes blame.h: remove unnecessary includes archive.h: remove unnecessary include treewide: remove unnecessary includes in source files treewide: remove unnecessary includes from header files
* | \ \ \ Merge branch 'js/win32-retry-pipe-write-on-enospc'Junio C Hamano2024-02-061-4/+15
|\ \ \ \ \ | | |_|/ / | |/| | | | | | | | | | | | | | | | | | | | | | | Update to the code that writes to pipes on Windows. * js/win32-retry-pipe-write-on-enospc: win32: special-case `ENOSPC` when writing to a pipe
| * | | | win32: special-case `ENOSPC` when writing to a pipeJohannes Schindelin2024-01-301-4/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Since c6d3cce6f3c4 (pipe_command(): handle ENOSPC when writing to a pipe, 2022-08-17), one `write()` call that results in an `errno` value `ENOSPC` (which typically indicates out of disk space, which makes little sense in the context of a pipe) is treated the same as `EAGAIN`. However, contrary to expectations, as diagnosed in https://github.com/python/cpython/issues/101881#issuecomment-1428667015, when writing to a non-blocking pipe on Windows, an `errno` value of `ENOSPC` means something else: the write _fails_. Completely. Because more data was provided than the internal pipe buffer can handle. Somewhat surprising, considering that `write()` is allowed to write less than the specified amount, e.g. by writing only as much as fits in that buffer. But it doesn't, it writes no byte at all in that instance. Let's handle this by manually detecting when an `ENOSPC` indicates that a pipe's buffer is smaller than what needs to be written, and re-try using the pipe's buffer size as `size` parameter. It would be plausible to try writing the entire buffer in a loop, feeding pipe buffer-sized chunks, but experiments show that trying to write more than one buffer-sized chunk right after that will immediately fail because the buffer is unlikely to be drained as fast as `write()` could write again. And the whole point of a non-blocking pipe is to be non-blocking. Which means that the logic that determines the pipe's buffer size unfortunately has to be run potentially many times when writing large amounts of data to a non-blocking pipe, as there is no elegant way to cache that information between `write()` calls. It's the best we can do, though, so it has to be good enough. This fix is required to let t3701.60 (handle very large filtered diff) pass with the MSYS2 runtime provided by the MSYS2 project: Without this patch, the failed write would result in an infinite loop. This patch is not required with Git for Windows' variant of the MSYS2 runtime only because Git for Windows added an ugly work-around specifically to avoid a hang in that test case. The diff is slightly chatty because it extends an already-existing conditional that special-cases a _different_ `errno` value for pipes, and because this patch needs to account for the fact that `_get_osfhandle()` potentially overwrites `errno`. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'sk/mingw-owner-check-error-message-improvement'Junio C Hamano2024-01-201-13/+57
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In addition to (rather cryptic) Security Identifiers, show username and domain in the error message when we barf on mismatch between the Git directory and the current user on Windows. * sk/mingw-owner-check-error-message-improvement: mingw: give more details about unsafe directory's ownership
| * | | | | mingw: give more details about unsafe directory's ownershipSören Krecker2024-01-101-13/+57
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add domain/username in error message, if owner sid of repository and user sid are not equal on windows systems. Old error message: ''' fatal: detected dubious ownership in repository at 'C:/Users/test/source/repos/git' 'C:/Users/test/source/repos/git' is owned by: 'S-1-5-21-571067702-4104414259-3379520149-500' but the current user is: 'S-1-5-21-571067702-4104414259-3379520149-1001' To add an exception for this directory, call: git config --global --add safe.directory C:/Users/test/source/repos/git ''' New error message: ''' fatal: detected dubious ownership in repository at 'C:/Users/test/source/repos/git' 'C:/Users/test/source/repos/git' is owned by: DESKTOP-L78JVA6/Administrator (S-1-5-21-571067702-4104414259-3379520149-500) but the current user is: DESKTOP-L78JVA6/test (S-1-5-21-571067702-4104414259-3379520149-1001) To add an exception for this directory, call: git config --global --add safe.directory C:/Users/test/source/repos/git ''' Signed-off-by: Sören Krecker <soekkle@freenet.de> Acked-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | Merge branch 'en/header-cleanup'Junio C Hamano2024-01-085-4/+3
|\ \ \ \ \ \ | |_|_|/ / / |/| | | / / | | |_|/ / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove unused header "#include". * en/header-cleanup: treewide: remove unnecessary includes in source files treewide: add direct includes currently only pulled in transitively trace2/tr2_tls.h: remove unnecessary include submodule-config.h: remove unnecessary include pkt-line.h: remove unnecessary include line-log.h: remove unnecessary include http.h: remove unnecessary include fsmonitor--daemon.h: remove unnecessary includes blame.h: remove unnecessary includes archive.h: remove unnecessary include treewide: remove unnecessary includes in source files treewide: remove unnecessary includes from header files
| * | | | treewide: remove unnecessary includes in source filesElijah Newren2023-12-262-4/+0
| | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | fsmonitor--daemon.h: remove unnecessary includesElijah Newren2023-12-263-0/+3
| | |/ / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The unnecessary include in the header transitively pulled in some other headers actually needed by source files, though. Have those source files explicitly include the headers they need. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* / | | config: handle NULL value when parsing non-boolsJeff King2023-12-091-0/+2
|/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When the config parser sees an "implicit" bool like: [core] someVariable it passes NULL to the config callback. Any callback code which expects a string must check for NULL. This usually happens via helpers like git_config_string(), etc, but some custom code forgets to do so and will segfault. These are all fairly vanilla cases where the solution is just the usual pattern of: if (!value) return config_error_nonbool(var); though note that in a few cases we have to split initializers like: int some_var = initializer(); into: int some_var; if (!value) return config_error_nonbool(var); some_var = initializer(); There are still some broken instances after this patch, which I'll address on their own in individual patches after this one. Reported-by: Carlos Andrés Ramírez Cataño <antaigroupltda@gmail.com> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'jk/fsmonitor-unused-parameter'Junio C Hamano2023-09-296-25/+22
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Unused parameters in fsmonitor related code paths have been marked as such. * jk/fsmonitor-unused-parameter: run-command: mark unused parameters in start_bg_wait callbacks fsmonitor: mark unused hashmap callback parameters fsmonitor/darwin: mark unused parameters in system callback fsmonitor: mark unused parameters in stub functions fsmonitor/win32: mark unused parameter in fsm_os__incompatible() fsmonitor: mark some maybe-unused parameters fsmonitor/win32: drop unused parameters fsmonitor: prefer repo_git_path() to git_pathdup()
| * | | fsmonitor/darwin: mark unused parameters in system callbackJeff King2023-09-191-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We pass fsevent_callback() to the system FSEventStreamCreate() function as a callback. So we must match the expected function signature, even though we don't care about all of the parameters. Mark the unused ones to satisfy -Wunused-parameter. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | fsmonitor: mark unused parameters in stub functionsJeff King2023-09-192-7/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The fsmonitor code has some platform-specific functions for which one or more platforms implement noop or stub functions. We can't get rid of these functions nor change their interface, since the point is to match their equivalents in other platforms. But let's annotate their parameters to quiet the compiler's -Wunused-parameter warning. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | fsmonitor/win32: mark unused parameter in fsm_os__incompatible()Jeff King2023-09-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We never look at the "ipc" argument we receive. It was added in 8f44976882 (fsmonitor: avoid socket location check if using hook, 2022-10-04) to support the darwin fsmonitor code. The win32 code has to match the same interface, but we should use an annotation to silence -Wunused-parameter. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | fsmonitor/win32: drop unused parametersJeff King2023-09-191-14/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A few helper functions (centered around file-watch events) take extra fsmonitor state parameters that they don't use. These are static helpers local to the win32 implementation, and don't need to conform to any particular interface. We can just drop the extra parameters, which simplifies the code and silences -Wunused-parameter. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | fsmonitor: prefer repo_git_path() to git_pathdup()Jeff King2023-09-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The fsmonitor_ipc__get_path() function ignores its repository argument. It should use it when constructing repo paths (though in practice, it is unlikely anything but the_repository is ever passed, so this is cleanup and future proofing, not a bug fix). Note that despite the lack of "dup" in the name, repo_git_path() behaves like git_pathdup() and returns an allocated string. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | hashmap: use expected signatures for comparison functionsJeff King2023-08-201-4/+6
|/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We prefer for callback functions to match the signature with which they'll be called, rather than casting them to the correct type when assigning function pointers. Even though casting often works in the real world, it is a violation of the standard. We did a mass conversion in 939af16eac (hashmap_cmp_fn takes hashmap_entry params, 2019-10-06), but have grown a few new cases since then. Because of the cast, the compiler does not complain. However, as of clang-18, UBSan will catch these at run-time, and the case in range-diff.c triggers when running t3206. After seeing that one, I scanned the results of: git grep '_fn)[^(]' '*.c' | grep -v typedef and found a similar case in compat/terminal.c (which presumably isn't called in the test suite, since it doesn't trigger UBSan). There might be other cases lurking if the cast is done using a typedef that doesn't end in "_fn", but loosening it finds too many false positives. I also looked for: git grep ' = ([a-z_]*) *[a-z]' '*.c' to find assignments that cast, but nothing looked like a function. The resulting code is unfortunately a little longer, but the bonus of using container_of() is that we are no longer restricted to the hashmap_entry being at the start of the struct. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'ds/maintenance-on-windows-fix'Junio C Hamano2023-08-151-0/+115
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | Windows updates. * ds/maintenance-on-windows-fix: git maintenance: avoid console window in scheduled tasks on Windows win32: add a helper to run `git.exe` without a foreground window
| * | | win32: add a helper to run `git.exe` without a foreground windowJohannes Schindelin2023-08-091-0/+115
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | On Windows, there are two kinds of executables, console ones and non-console ones. Git's executables are all console ones. When launching the former e.g. in a scheduled task, a CMD window pops up. This is not what we want for the tasks installed via the `git maintenance` command. To work around this, let's introduce `headless-git.exe`, which is a non-console program that does _not_ pop up any window. All it does is to re-launch `git.exe`, suppressing that console window, passing through all command-line arguments as-are. Helped-by: Carlo Marcelo Arenas Belón <carenas@gmail.com> Helped-by: Yuyi Wang <Strawberry_Str@hotmail.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'ma/locate-in-path-for-windows'Junio C Hamano2023-08-102-0/+8
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git bisect visualize" stopped running "gitk" on Git for Windows when the command was reimplemented in C around Git 2.34 timeframe. This has been corrected. * ma/locate-in-path-for-windows: docs: update when `git bisect visualize` uses `gitk` compat/mingw: implement a native locate_in_PATH() run-command: conditionally define locate_in_PATH()
| * | | | compat/mingw: implement a native locate_in_PATH()Matthias Aßhauer2023-08-042-0/+8
| |/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | since 5e1f28d (bisect--helper: reimplement `bisect_visualize()` shell function in C, 2021-09-13) `git bisect visualize` uses exists_in_PATH() to check wether it should call `gitk`, but exists_in_PATH() relies on locate_in_PATH() which currently only understands POSIX-ish PATH variables (a list of paths, separated by colons) on native Windows executables we encounter Windows PATH variables (a list of paths that often contain drive letters (and thus colons), separated by semicolons). Luckily we do already have a function that can lookup executables on windows PATHs: path_lookup(). Implement a small replacement for the existing locate_in_PATH() based on path_lookup(). Reported-by: Louis Strous <Louis.Strous@intellimagic.com> Signed-off-by: Matthias Aßhauer <mha1993@live.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'mh/mingw-case-sensitive-build'Junio C Hamano2023-07-251-2/+2
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Names of MinGW header files are spelled in mixed case in some source files, but the build host can be using case sensitive filesystem with header files with their name spelled in all lowercase. * mh/mingw-case-sensitive-build: mingw: use lowercase includes for some Windows headers
| * | | | mingw: use lowercase includes for some Windows headersMike Hommey2023-06-121-2/+2
| |/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When cross-compiling with the mingw toolchain on a system with a case sensitive filesystem, the mixed case (which is technically correct as per the contents of MS Visual C++) doesn't work (the corresponding mingw headers are all lowercase for some reason). Signed-off-by: Mike Hommey <mh@glandium.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'cw/compat-util-header-cleanup'Junio C Hamano2023-07-171-1/+0
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Further shuffling of declarations across header files to streamline file dependencies. * cw/compat-util-header-cleanup: git-compat-util: move alloc macros to git-compat-util.h treewide: remove unnecessary includes for wrapper.h kwset: move translation table from ctype sane-ctype.h: create header for sane-ctype macros git-compat-util: move wrapper.c funcs to its header git-compat-util: move strbuf.c funcs to its header
| * | | | treewide: remove unnecessary includes for wrapper.hCalvin Wan2023-07-051-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Calvin Wan <calvinwan@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'gc/config-context'Junio C Hamano2023-07-062-2/+5
|\ \ \ \ \ | |/ / / / |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Reduce reliance on a global state in the config reading API. * gc/config-context: config: pass source to config_parser_event_fn_t config: add kvi.path, use it to evaluate includes config.c: remove config_reader from configsets config: pass kvi to die_bad_number() trace2: plumb config kvi config.c: pass ctx with CLI config config: pass ctx with config files config.c: pass ctx in configsets config: add ctx arg to config_fn_t urlmatch.h: use config_fn_t type config: inline git_color_default_config
| * | | | config: add ctx arg to config_fn_tGlen Choo2023-06-282-2/+5
| |/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a new "const struct config_context *ctx" arg to config_fn_t to hold additional information about the config iteration operation. config_context has a "struct key_value_info kvi" member that holds metadata about the config source being read (e.g. what kind of config source it is, the filename, etc). In this series, we're only interested in .kvi, so we could have just used "struct key_value_info" as an arg, but config_context makes it possible to add/adjust members in the future without changing the config_fn_t signature. We could also consider other ways of organizing the args (e.g. moving the config name and value into config_context or key_value_info), but in my experiments, the incremental benefit doesn't justify the added complexity (e.g. a config_fn_t will sometimes invoke another config_fn_t but with a different config value). In subsequent commits, the .kvi member will replace the global "struct config_reader" in config.c, making config iteration a global-free operation. It requires much more work for the machinery to provide meaningful values of .kvi, so for now, merely change the signature and call sites, pass NULL as a placeholder value, and don't rely on the arg in any meaningful way. Most of the changes are performed by contrib/coccinelle/config_fn_ctx.pending.cocci, which, for every config_fn_t: - Modifies the signature to accept "const struct config_context *ctx" - Passes "ctx" to any inner config_fn_t, if needed - Adds UNUSED attributes to "ctx", if needed Most config_fn_t instances are easily identified by seeing if they are called by the various config functions. Most of the remaining ones are manually named in the .cocci patch. Manual cleanups are still needed, but the majority of it is trivial; it's either adjusting config_fn_t that the .cocci patch didn't catch, or adding forward declarations of "struct config_context ctx" to make the signatures make sense. The non-trivial changes are in cases where we are invoking a config_fn_t outside of config machinery, and we now need to decide what value of "ctx" to pass. These cases are: - trace2/tr2_cfg.c:tr2_cfg_set_fl() This is indirectly called by git_config_set() so that the trace2 machinery can notice the new config values and update its settings using the tr2 config parsing function, i.e. tr2_cfg_cb(). - builtin/checkout.c:checkout_main() This calls git_xmerge_config() as a shorthand for parsing a CLI arg. This might be worth refactoring away in the future, since git_xmerge_config() can call git_default_config(), which can do much more than just parsing. Handle them by creating a KVI_INIT macro that initializes "struct key_value_info" to a reasonable default, and use that to construct the "ctx" arg. Signed-off-by: Glen Choo <chooglen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | fsmonitor-ll.h: split this header out of fsmonitor.hElijah Newren2023-06-219-9/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This creates a new fsmonitor-ll.h with most of the functions from fsmonitor.h, though it leaves three inline functions where they were. Two-thirds of the files that previously included fsmonitor.h did not need those three inline functions or the six extra includes those inline functions required, so this allows them to only include the lower level header. Diff best viewed with `--color-moved`. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | repository: remove unnecessary include of path.hElijah Newren2023-06-211-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This also made it clear that several .c files that depended upon path.h were missing a #include for it; add the missing includes while at it. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | cache.h: remove this no-longer-used headerElijah Newren2023-06-2110-9/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Since this header showed up in some places besides just #include statements, update/clean-up/remove those other places as well. Note that compat/fsmonitor/fsm-path-utils-darwin.c previously got away with violating the rule that all files must start with an include of git-compat-util.h (or a short-list of alternate headers that happen to include it first). This change exposed the violation and caused it to stop building correctly; fix it by having it include git-compat-util.h first, as per policy. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | read-cache*.h: move declarations for read-cache.c functions from cache.hElijah Newren2023-06-212-0/+2
|/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the functions defined in read-cache.c, move their declarations from cache.h to a new header, read-cache-ll.h. Also move some related inline functions from cache.h to read-cache.h. The purpose of the read-cache-ll.h/read-cache.h split is that about 70% of the sites don't need the inline functions and the extra headers they include. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | fsmonitor: reduce includes of cache.hElijah Newren2023-04-243-3/+3
| | | | | | | | | | | | | | | Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>