libuv v1.53.0

Dist files at https://dist.libuv.org/dist/v1.53.0/

What's Changed

• unix: fix pedantic compiler warnings by @bnoordhuis in https://github.com/libuv/libuv/pull/5052
• win: fix const correctness compiler errors by @apocelipes in https://github.com/libuv/libuv/pull/5049
• doc: clarify handle close behavior of uv_spawn by @bnoordhuis in https://github.com/libuv/libuv/pull/5055
• doc: name function crosslinks consistently by @bnoordhuis in https://github.com/libuv/libuv/pull/5056
• win: fix const correctness warning by @bnoordhuis in https://github.com/libuv/libuv/pull/5057
• win/tty: fix off-by-one NUL write in UTF-16 to WTF-8 conversion by @locus-x64 in https://github.com/libuv/libuv/pull/5050
• Validate nbufs in UDP send functions by @orenyomtov in https://github.com/libuv/libuv/pull/5064
• unix: improve handling of uv_async_send mistakes by @vtjnash in https://github.com/libuv/libuv/pull/5058
• unix: NULL to handle by @cuiweixie in https://github.com/libuv/libuv/pull/5035
• test,win: fix race in test runner by @vtjnash in https://github.com/libuv/libuv/pull/5066
• Don't drain when setting the TTY mode by @gbaraldi in https://github.com/libuv/libuv/pull/4945
• inet: prefer sizeof with parenthesis by @juanarbol in https://github.com/libuv/libuv/pull/4789
• test: remove unused headers and use more assertion macros by @juanarbol in https://github.com/libuv/libuv/pull/4760
• doc: Add textual images into libuv man page by @alls0rts in https://github.com/libuv/libuv/pull/4709
• darwin: replace EV_OOBAND handling with EVFILT_EXCEPT + NOTE_OOB by @juanarbol in https://github.com/libuv/libuv/pull/4906
• docs: add copybutton sphinx extension by @karma4O4 in https://github.com/libuv/libuv/pull/4958
• doc: fix threading bugs in progress example by @Bitshifter-9 in https://github.com/libuv/libuv/pull/4956
• unix: support long path names in pipe.c by @geeksilva97 in https://github.com/libuv/libuv/pull/5047
• win: fix some compiler warnings by @bgilbert in https://github.com/libuv/libuv/pull/5070
• docs: fix broken and redirected links by @vtjnash in https://github.com/libuv/libuv/pull/5074
• doc: remove random reference to libev by @bnoordhuis in https://github.com/libuv/libuv/pull/5075
• process: better validation for process->pid usage by @vtjnash in https://github.com/libuv/libuv/pull/3539
• unix: check return value of fcntl call by @bnoordhuis in https://github.com/libuv/libuv/pull/5089
• test: fix -Wunused-function warning by @bnoordhuis in https://github.com/libuv/libuv/pull/5090
• linux: close streams without an extra read by @vtjnash in https://github.com/libuv/libuv/pull/3250
• unix: enforce recvmmsg buffer size requirements by @bnoordhuis in https://github.com/libuv/libuv/pull/5095
• fix build on termux by @BarryLhm in https://github.com/libuv/libuv/pull/5093
• io: make libuv 64-bit safe by @vtjnash in https://github.com/libuv/libuv/pull/5076
• win,pipe: skip IOCP for pipe handles by @vtjnash in https://github.com/libuv/libuv/pull/5071
• win: use WSA_FLAG_NO_HANDLE_INHERIT in all WSASocketW by @vtjnash in https://github.com/libuv/libuv/pull/5097
• unix: use posix_spawn instead of fork by @vtjnash in https://github.com/libuv/libuv/pull/3520
• test: use correct type for uv_fileno arguments by @saghul in https://github.com/libuv/libuv/pull/4673
• [misc] revise security vulnerability reporting instructions by @vtjnash in https://github.com/libuv/libuv/pull/5101
• win: fix watch loop logic by @StefanStojanovic in https://github.com/libuv/libuv/pull/5013
• win: properly initialize OSVERSIONINFOW by @santigimeno in https://github.com/libuv/libuv/pull/5107
• misc: fix error code returned from uv_wtf8_length_as_utf16 by @squeek502 in https://github.com/libuv/libuv/pull/5122
• stream: fix server stop accepting after uv_accept() error by @devizi0 in https://github.com/libuv/libuv/pull/5105
• unix,ibmi: abort on process_title_mutex init failure by @juanarbol in https://github.com/libuv/libuv/pull/5103
• unix,stream: fix getsockopt error handling in connect by @juanarbol in https://github.com/libuv/libuv/pull/5104
• unix: treat futimens() as best-effort in copyfile by @skooch in https://github.com/libuv/libuv/pull/5053
• unix: free statxbuf on iouring statx fallback by @santigimeno in https://github.com/libuv/libuv/pull/5132
• aix,ibmi: fix undeclared identifiers and ... by @sravani1510 in https://github.com/libuv/libuv/pull/5123
• unix: fix uv__udp_recvmsg crash by @theanarkh in https://github.com/libuv/libuv/pull/5131
• win: use PROC_THREAD_ATTRIBUTE_HANDLE_LIST in uv_spawn by @vtjnash in https://github.com/libuv/libuv/pull/5100
• unix: avoid duplicate recvmmsg terminal callback by @script3r in https://github.com/libuv/libuv/pull/5133
• win: fix spawn process with no argument by @sturcotte06 in https://github.com/libuv/libuv/pull/5109
• unix: handle cloexec failure in kqueue init by @juanarbol in https://github.com/libuv/libuv/pull/5102
• unix: remove UV_HANDLE_READING flag by @geeksilva97 in https://github.com/libuv/libuv/pull/5048
• src: use INET6_ADDRSTRLEN for IPv6 address buffer by @orbisai0security in https://github.com/libuv/libuv/pull/5135
• test: include pty.h for GNU Hurd by @kapouer in https://github.com/libuv/libuv/pull/5145
• test: skip recvmsg unreachable test when no ipv6 by @santigimeno in https://github.com/libuv/libuv/pull/5144
• win: fix race condition in uv_async_send by @vtjnash in https://github.com/libuv/libuv/pull/5079
• unix,fs: fix potentialy copy busyloop by @vtjnash in https://github.com/libuv/libuv/pull/5151
• process,unix: avoid off-by-one in uv__spawn_resolve_and_spawn by @vtjnash in https://github.com/libuv/libuv/pull/5150
• test: check that sizeof is constant by @vtjnash in https://github.com/libuv/libuv/pull/5139
• async: make seq_cst the default by @vtjnash in https://github.com/libuv/libuv/pull/5149
• Reland "linux: eliminate a read on eventfd per wakeup (#4400)" by @vtjnash in https://github.com/libuv/libuv/pull/4589
• win,process: skip dump silently if no valid folder can be determined by @vtjnash in https://github.com/libuv/libuv/pull/5158
• win: handle short path mismatch with a fallback in fs events by @joyeecheung in https://github.com/libuv/libuv/pull/5152
• unix,udp: handle msg_hdr.msg_namelen=0 on recvmmsg by @santigimeno in https://github.com/libuv/libuv/pull/5163
• build(deps): bump reactivecircus/android-emulator-runner from 70f4dee990796918b78d040e3278474bdbd348a7 to e89f39f1abbbd05b1113a29cf4db69e7540cae5a by @dependabot[bot] in https://github.com/libuv/libuv/pull/5166
• build(deps): bump actions/setup-python from 6.2.0 to 6.3.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5172
• unix: return EINVAL for invalid tty modes by @samuel-williams-shopify in https://github.com/libuv/libuv/pull/5174
• ci: use VS 18 / 2026 in Windows Server 2025 by @saghul in https://github.com/libuv/libuv/pull/5175
• win: fix use of wrong constant in tcp code by @bnoordhuis in https://github.com/libuv/libuv/pull/5179
• unix: fix UV_FS_O_DIRECT on more Linux architectures by @Archkon in https://github.com/libuv/libuv/pull/5177
• doc: add UB warning to threading documentation by @bnoordhuis in https://github.com/libuv/libuv/pull/5180
• build(deps): bump reactivecircus/android-emulator-runner from 2.37.0 to 2.38.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5184
• sunos: use getrandom(2) for uv_random by @psumbera in https://github.com/libuv/libuv/pull/5187
• unix,poll: fix callback event bits on error/hangup by @yibe in https://github.com/libuv/libuv/pull/5186
• Haiku: build tests with libbsd by @korli in https://github.com/libuv/libuv/pull/5191
• unix: fix static declaration in nested block for AIX and IBM i PASE by @sravani1510 in https://github.com/libuv/libuv/pull/5192
• win: fix unique named pipes to work inside Windows AppContainer by @rsc in https://github.com/libuv/libuv/pull/5181
• build(deps): bump actions/setup-python from 6.3.0 to 7.0.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5199
• build(deps): bump actions/checkout from 6.0.3 to 7.0.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5169
• stream: Implement cancellation support for uv_write_t by @Keno in https://github.com/libuv/libuv/pull/4966
• unix: optimize trailing empty write buffers by @Alb3e3 in https://github.com/libuv/libuv/pull/5188
• stream: handle cancel after close by @tylergibbs1 in https://github.com/libuv/libuv/pull/5206
• build(deps): bump actions/checkout from 7.0.0 to 7.0.1 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5208
• test: don't generate io_uring variants of loopless fs tests by @vtjnash in https://github.com/libuv/libuv/pull/5210
• test: close the loop in udp_recvmsg_unreachable_error{,6} by @vtjnash in https://github.com/libuv/libuv/pull/5209
• linux: use scaling_max_freq in uv_cpu_info() by @Cherry in https://github.com/libuv/libuv/pull/5200
• fix leak if uv_loop_init fails by @vtjnash in https://github.com/libuv/libuv/pull/5213
• solaris: fix build and test failures, add CI by @psumbera in https://github.com/libuv/libuv/pull/5197
• build(deps): bump vmactions/solaris-vm from 1.3.7 to 1.3.8 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5220
• build(deps): bump actions/checkout from 6.0.3 to 7.0.1 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5221
• win: fix crash when closing a pipe after a failed bind by @yury-s in https://github.com/libuv/libuv/pull/5224
• darwin: report physical footprint as rss by @Jarred-Sumner in https://github.com/libuv/libuv/pull/5217
• test: close file descriptors leaked by tests by @vtjnash in https://github.com/libuv/libuv/pull/5211
• unix: short-circuit no-op event mask changes in uv__io_stop by @codebytere in https://github.com/libuv/libuv/pull/5231
• unix,process: never shrink the stdio socket pair buffers by @codebytere in https://github.com/libuv/libuv/pull/5230
• build(deps): bump vmactions/solaris-vm from 1.3.8 to 1.3.9 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5246
• linux: fix tcc build by @bnoordhuis in https://github.com/libuv/libuv/pull/5249
• openbsd: use fork instead of posix_spawn by @bnoordhuis in https://github.com/libuv/libuv/pull/5251
• freebsd: add build CI by @neilpang in https://github.com/libuv/libuv/pull/5239
• win,fs: suppress CRT assertion on close by @xgame92 in https://github.com/libuv/libuv/pull/5237
• unix: drain tty reads on POLLHUP without POLLIN by @santigimeno in https://github.com/libuv/libuv/pull/5165
• Update filesystem.rst by @slavamuravey in https://github.com/libuv/libuv/pull/5225
• linux: support cancelling io_uring file requests by @hunterinvariants in https://github.com/libuv/libuv/pull/5252
• build: distribute Windows long path manifest by @xgame92 in https://github.com/libuv/libuv/pull/5255
• netbsd: free cpu times on sysctl failure by @cuishuang in https://github.com/libuv/libuv/pull/5262
• build(deps): bump vmactions/netbsd-vm from 1.4.8 to 1.4.9 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5265
• freebsd: don't fail uv_cpu_info() when hw.clockrate is missing by @pkubaj in https://github.com/libuv/libuv/pull/5266
• build(deps): bump vmactions/netbsd-vm from 1.4.9 to 1.5.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5275
• build(deps): bump vmactions/solaris-vm from 1.3.9 to 1.4.0 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5276
• build(deps): bump vmactions/freebsd-vm from 1.5.5 to 1.5.6 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5277
• unix: fix warning in OpenBSD code by @brad0 in https://github.com/libuv/libuv/pull/5278
• test: lower number of iterations by @bnoordhuis in https://github.com/libuv/libuv/pull/5268
• kqueue: update comment for EVFILT_USER regarding OpenBSD by @brad0 in https://github.com/libuv/libuv/pull/5261
• freebsd,pipe: fix AF_UNIX path length and socket tests on FreeBSD by @juanarbol in https://github.com/libuv/libuv/pull/5226
• unix: have OpenBSD uv_exepath use getexecpath() by @brad0 in https://github.com/libuv/libuv/pull/5263
• build(deps): bump vmactions/freebsd-vm from 1.5.6 to 1.5.7 by @dependabot[bot] in https://github.com/libuv/libuv/pull/5281
• win: treat explicit stack size as reservation by @zuohuiyang in https://github.com/libuv/libuv/pull/5279

New Contributors

• @apocelipes made their first contribution in https://github.com/libuv/libuv/pull/5049
• @locus-x64 made their first contribution in https://github.com/libuv/libuv/pull/5050
• @orenyomtov made their first contribution in https://github.com/libuv/libuv/pull/5064
• @cuiweixie made their first contribution in https://github.com/libuv/libuv/pull/5035
• @gbaraldi made their first contribution in https://github.com/libuv/libuv/pull/4945
• @karma4O4 made their first contribution in https://github.com/libuv/libuv/pull/4958
• @Bitshifter-9 made their first contribution in https://github.com/libuv/libuv/pull/4956
• @bgilbert made their first contribution in https://github.com/libuv/libuv/pull/5070
• @BarryLhm made their first contribution in https://github.com/libuv/libuv/pull/5093
• @devizi0 made their first contribution in https://github.com/libuv/libuv/pull/5105
• @skooch made their first contribution in https://github.com/libuv/libuv/pull/5053
• @sravani1510 made their first contribution in https://github.com/libuv/libuv/pull/5123
• @script3r made their first contribution in https://github.com/libuv/libuv/pull/5133
• @sturcotte06 made their first contribution in https://github.com/libuv/libuv/pull/5109
• @orbisai0security made their first contribution in https://github.com/libuv/libuv/pull/5135
• @kapouer made their first contribution in https://github.com/libuv/libuv/pull/5145
• @joyeecheung made their first contribution in https://github.com/libuv/libuv/pull/5152
• @samuel-williams-shopify made their first contribution in https://github.com/libuv/libuv/pull/5174
• @Archkon made their first contribution in https://github.com/libuv/libuv/pull/5177
• @psumbera made their first contribution in https://github.com/libuv/libuv/pull/5187
• @yibe made their first contribution in https://github.com/libuv/libuv/pull/5186
• @korli made their first contribution in https://github.com/libuv/libuv/pull/5191
• @rsc made their first contribution in https://github.com/libuv/libuv/pull/5181
• @Alb3e3 made their first contribution in https://github.com/libuv/libuv/pull/5188
• @tylergibbs1 made their first contribution in https://github.com/libuv/libuv/pull/5206
• @Cherry made their first contribution in https://github.com/libuv/libuv/pull/5200
• @yury-s made their first contribution in https://github.com/libuv/libuv/pull/5224
• @Jarred-Sumner made their first contribution in https://github.com/libuv/libuv/pull/5217
• @neilpang made their first contribution in https://github.com/libuv/libuv/pull/5239
• @xgame92 made their first contribution in https://github.com/libuv/libuv/pull/5237
• @pkubaj made their first contribution in https://github.com/libuv/libuv/pull/5266
• @brad0 made their first contribution in https://github.com/libuv/libuv/pull/5278

Full Changelog: https://github.com/libuv/libuv/compare/v1.52.1...v1.53.0