Commit Briefs
factorize imsg_clear calls after imsg_flush failures
imsg_clear frees and closes resources allocated as part of enqueueing imsgs so it's a no-op after reads. discussed with and ok stsp@
reuse existing deltas when creating pack files
tested by thomas, naddy, and myself
fix file corruption regression in 'got checkout' caused by commit db696021
got-read-pack must rewind its files temporary files before reusing them. Problem reported by naddy ok tracey naddy
add O_CLOEXEC (close-on-exec) to openat(2) calls
suggested by millert ok thomas_adam
don't scan pack index offsets for large values if pack file is < 2GB
This saves an iteration over the entire h->offsets array when opening a pack index which should not contain large offsets in the first place. ok millert@
switch from SIMPLEQ to equivalent STAILQ macros
The singly-linked tail queue macros were added to OpenBSD 6.9 and are more widely available on other systems. ok stsp
expose got_pack_parse_ref_delta() for library-internal use
This will be needed by a future 'gotadmin listpack' command.
expose got_packidx_get_object_offset() for library-internal use
This will be needed by a future 'gotadmin listpack' command.