<feed xmlns='http://www.w3.org/2005/Atom'>
<title>git/parallel-checkout.c, branch jch</title>
<subtitle>Mirror of https://git.kernel.org/pub/scm/git/git.git/
</subtitle>
<id>https://git.shady.money/git/atom?h=jch</id>
<link rel='self' href='https://git.shady.money/git/atom?h=jch'/>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/'/>
<updated>2025-11-23T20:56:46Z</updated>
<entry>
<title>streaming: move into object database subsystem</title>
<updated>2025-11-23T20:56:46Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2025-11-23T18:59:43Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=1599b68d5e960a12f5ac624f81c70ece317db5a6'/>
<id>urn:sha1:1599b68d5e960a12f5ac624f81c70ece317db5a6</id>
<content type='text'>
The "streaming" terminology is somewhat generic, so it may not be
immediately obvious that "streaming.{c,h}" is specific to the object
database. Rectify this by moving it into the "odb/" directory so that it
can be immediately attributed to the object subsystem.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>streaming: get rid of `the_repository`</title>
<updated>2025-11-23T20:56:45Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2025-11-23T18:59:38Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=c26da3446e98ad4aa98ec9154c70c6fd35cb9ad6'/>
<id>urn:sha1:c26da3446e98ad4aa98ec9154c70c6fd35cb9ad6</id>
<content type='text'>
Subsequent commits will move the backend-specific logic of object
streaming into their respective subsystems. These subsystems have gotten
rid of `the_repository` already, but we still use it in two locations in
the streaming subsystem.

Prepare for the move by fixing those two cases. Converting the logic in
`open_istream_pack_non_delta()` is trivial as we already got the object
database as input.

But for `stream_blob_to_fd()` we have to add a new parameter to make it
accessible. So, as we already have to adjust all callers anyway, rename
the function to `odb_stream_blob_to_fd()` to indicate it's part of the
object subsystem.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>config: drop `git_config_get_int()` wrapper</title>
<updated>2025-07-23T15:15:20Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2025-07-23T14:08:30Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=3fda14d86d91c665e3d7c50da242cc4ddd63eea5'/>
<id>urn:sha1:3fda14d86d91c665e3d7c50da242cc4ddd63eea5</id>
<content type='text'>
In 036876a1067 (config: hide functions using `the_repository` by
default, 2024-08-13) we have moved around a bunch of functions in the
config subsystem that depend on `the_repository`. Those function have
been converted into mere wrappers around their equivalent function that
takes in a repository as parameter, and the intent was that we'll
eventually remove those wrappers to make the dependency on the global
repository variable explicit at the callsite.

Follow through with that intent and remove `git_config_get_int()`. All
callsites are adjusted so that they use
`repo_config_get_int(the_repository, ...)` instead. While some callsites
might already have a repository available, this mechanical conversion is
the exact same as the current situation and thus cannot cause any
regression. Those sites should eventually be cleaned up in a later patch
series.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>treewide: replace assert() with ASSERT() in special cases</title>
<updated>2025-03-21T10:32:10Z</updated>
<author>
<name>Elijah Newren</name>
<email>newren@gmail.com</email>
</author>
<published>2025-03-19T16:22:58Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=5633aa3af1282cad5161174f17867399e58b2a54'/>
<id>urn:sha1:5633aa3af1282cad5161174f17867399e58b2a54</id>
<content type='text'>
When the compiler/linker cannot verify that an assert() invocation is
free of side effects for us (e.g. because the assertion includes some
kind of function call), replace the use of assert() with ASSERT().

Signed-off-by: Elijah Newren &lt;newren@gmail.com&gt;
Acked-by: Taylor Blau &lt;me@ttaylorr.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>global: mark code units that generate warnings with `-Wsign-compare`</title>
<updated>2024-12-06T11:20:02Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2024-12-06T10:27:19Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=41f43b8243f42b9df2e98be8460646d4c0100ad3'/>
<id>urn:sha1:41f43b8243f42b9df2e98be8460646d4c0100ad3</id>
<content type='text'>
Mark code units that generate warnings with `-Wsign-compare`. This
allows for a structured approach to get rid of all such warnings over
time in a way that can be easily measured.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>global: prepare for hiding away repo-less config functions</title>
<updated>2024-08-13T17:01:05Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2024-08-13T09:14:21Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=219de841d9436d759fa52ea60625b60cda8476fd'/>
<id>urn:sha1:219de841d9436d759fa52ea60625b60cda8476fd</id>
<content type='text'>
We're about to hide config functions that implicitly depend on
`the_repository` behind the `USE_THE_REPOSITORY_VARIABLE` macro. This
will uncover a bunch of dependents that transitively relied on the
global variable, but didn't define the macro yet.

Adapt them such that we define the macro to prepare for this change.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>global: ensure that object IDs are always padded</title>
<updated>2024-06-14T17:26:32Z</updated>
<author>
<name>Patrick Steinhardt</name>
<email>ps@pks.im</email>
</author>
<published>2024-06-14T06:49:59Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=c98d762ed96ba9beead28608b3c7d1e477a8fe3d'/>
<id>urn:sha1:c98d762ed96ba9beead28608b3c7d1e477a8fe3d</id>
<content type='text'>
The `oidcmp()` and `oideq()` functions only compare the prefix length as
specified by the given hash algorithm. This mandates that the object IDs
have a valid hash algorithm set, or otherwise we wouldn't be able to
figure out that prefix. As we do not have a hash algorithm in many
cases, for example when handling null object IDs, this assumption cannot
always be fulfilled. We thus have a fallback in place that instead uses
`the_repository` to derive the hash function. This implicit dependency
is hidden away from callers and can be quite surprising, especially in
contexts where there may be no repository.

In theory, we can adapt those functions to always memcmp(3P) the whole
length of their hash arrays. But there exist a couple of sites where we
populate `struct object_id`s such that only the prefix of its hash that
is actually used by the hash algorithm is populated. The remaining bytes
are left uninitialized. The fact that those bytes are uninitialized also
leads to warnings under Valgrind in some places where we copy those
bytes.

Refactor callsites where we populate object IDs to always initialize all
bytes. This also allows us to get rid of `oidcpy_with_padding()`, for
one because the input is now fully initialized, and because `oidcpy()`
will now always copy the whole hash array.

Signed-off-by: Patrick Steinhardt &lt;ps@pks.im&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>git-compat-util: move alloc macros to git-compat-util.h</title>
<updated>2023-07-05T18:42:31Z</updated>
<author>
<name>Calvin Wan</name>
<email>calvinwan@google.com</email>
</author>
<published>2023-07-05T17:09:24Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=91c080dff511b7a81f91d1cc79589b49e16a2b7a'/>
<id>urn:sha1:91c080dff511b7a81f91d1cc79589b49e16a2b7a</id>
<content type='text'>
alloc_nr, ALLOC_GROW, and ALLOC_GROW_BY are commonly used macros for
dynamic array allocation. Moving these macros to git-compat-util.h with
the other alloc macros focuses alloc.[ch] to allocation for Git objects
and additionally allows us to remove inclusions to alloc.h from files
that solely used the above macros.

Signed-off-by: Calvin Wan &lt;calvinwan@google.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>treewide: remove unnecessary includes for wrapper.h</title>
<updated>2023-07-05T18:41:59Z</updated>
<author>
<name>Calvin Wan</name>
<email>calvinwan@google.com</email>
</author>
<published>2023-07-05T17:09:23Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=da9502ff4dc495471a1a080dc297cd6e4628c10c'/>
<id>urn:sha1:da9502ff4dc495471a1a080dc297cd6e4628c10c</id>
<content type='text'>
Signed-off-by: Calvin Wan &lt;calvinwan@google.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
<entry>
<title>cache.h: remove this no-longer-used header</title>
<updated>2023-06-21T20:39:53Z</updated>
<author>
<name>Elijah Newren</name>
<email>newren@gmail.com</email>
</author>
<published>2023-05-16T06:33:57Z</published>
<link rel='alternate' type='text/html' href='https://git.shady.money/git/commit/?id=bc5c5ec0446895f5c4139cd470066beb3c4ac6d5'/>
<id>urn:sha1:bc5c5ec0446895f5c4139cd470066beb3c4ac6d5</id>
<content type='text'>
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 &lt;newren@gmail.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
</content>
</entry>
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