Pending RELEASE-NOTES for the upcoming release

This is work in progress and will change before the release goes public on 2024-11-05.

Changes:

• curl: --create-dirs works for --dump-header as well
• gtls: Add P12 format support
• ipfs: add options to disable
• WebSockets: make support official (non-experimental)

Bugfixes:

• alt-svc: honor data->state.httpwant
• autotools: add support for 'unity' builds, enable in CI
• build: add pytest targets
• build: clarify CA embed is for curl tool, mark default, improve summary
• build: fix cross-compile check for poll with bionic
• build: fix possible `-Wformat-overflow` in lib557
• build: limit arc4random detection to no-SSL configs
• build: show if CA bundle to embed was found
• build: tidy up and improve versioned-symbols options
• build: tidy up deprecation suppression, enable warnings for clang
• checksrc: Added checks for colon operator in ternary expressions
• checksrc: check for spaces around '?', '>' and '<'
• cmake, Makefile.mk: use -isystem for headers, silence BearSSL issues
• cmake/FindNGTCP2: use library path as hint for finding crypto module
• cmake: allow building tests in unity mode
• cmake: delete unused NEED_LBER_H, HAVE_LDAP_H
• cmake: disable default OpenSSL if BearSSL, GnuTLS or Rustls is enabled
• cmake: drop redundant assignments
• cmake: drop redundant zlib var, rename function (internals)
• cmake: expand CURL_USE_PKGCONFIG to non-cross MINGW
• cmake: fix broken dependency chain for cmdline-opts, tidy-ups
• cmake: make `test-ci` target skip building dependencies
• cmake: readd `generate-curl.1` dependency for `src` just in case
• cmake: require quictls (or fork) when using msh3 on non-Windows
• cmake: separate target for examples, optimize CI, fix fallouts
• cmake: sync torture test parallelism with autotools
• configure: catch Apple in more target triplets
• configure: improve help string for some options
• curl: add build options for safe/no CA bundle search (Windows)
• curl_trc: fix build with verbose messages disabled
• curl_url_set.md: document HOST handling when URL is parsed
• CURLMOPT_PIPELINING.md: clarify that CURLPIPE_NOTHING is not default
• docs/cmdline-opts: GnuTLS supports PKCS#11 URI in --cert option
• ftp: fix 0-length last write on upload from stdin
• lib, src, tests: added space around ternary expressions
• lib/cw-out: initialize 'flush_all' directly
• lib/src: white space edits to comply better with code style
• lib: avoid assigning 'result' temporarily
• lib: fix disabled-verbose-strings + enable-debug build warnings
• lib: fix unity builds with BearSSL, MSH3, Quiche, OmniOS
• lib: use bool/TRUE/FALSE properly
• libssh.c: handle EGAINS during proto-connect correctly
• libssh2: use the Curl_* memory functions to avoid memdebug
• multi.c: make stronger check for paused transfer before asserting
• multi.c: warn/assert on stall only without timer
• multi: avoid reading whole struct pointer from pointer
• multi: make multi_handle_timeout use the connect timeout
• negotiate: conditional check around GSS & SSL specific code
• openssl: convert a memcpy to dynbuf use
• openssl: remove two strcpy() calls
• processhelp.pm: improve taskkill calls (Windows)
• quic: use send/recvmmsg when available
• request: on shutdown send, proceed normally on timeout
• runtests.md: suggest a value for -j for torture tests
• runtests: drop unused code for old/classic-mingw support
• select: use poll() if existing, avoid poll() with no sockets
• sendf: add condition to max-filesize check
• singleuse: make `git grep` faster, add Apple `nm` support
• socks_gssapi: switch to dynbuf from buffer with strcpy
• test1035: convert host name back to utf8 as should be
• test1540: add debug logging
• test190: replace %FTPTIME2 with a fixed value
• test2502: add libtest debug tracing
• test504: fix handling on pending connect
• testrun: explicitly set proper IP address for stunnel listen/connect
• tests/valgrind.pm: fix warnings with no valgrind report to show
• tests: add and use `%PERL` variable to refer to the Perl binary
• tests: add codeset-utf8 as a feature
• tests: add file: tests with existing files
• tests: check http/2 and http/3 server responsiveness
• tests: delete duplicate macro check
• tests: fix `%POSIX_PWD` on native Windows Perl
• tests: fix keyword for test1411
• tests: fix shell quoting on native Windows Perl
• tests: fixup `checkcmd` `PATH` on non-unixy platforms
• tests: improve mqtt server handling
• tests: introduce %CLIENT6IP-NB
• tests: let openssl generate random cert serials
• tests: libtests and unit tests need explicit #include memdebug
• tests: make precheck for HTTP on 127.0.0.1 into a feature
• tests: Only log warnings or worse by default in smbserver
• tests: postcheck is now in verify
• tests: remove all valgrind disable instructions
• tests: remove debug requirement on 38 tests
• tests: remove the %FTPTIME3 variable
• tests: replace `%PWD` with `%FILE_PWD` for `file://`
• tests: replace `%PWD` with `%SSH_PWD` in SCP/SFTP tests
• tests: replace hard-coded `/dev/null` with variable
• tests: simplify `pathhelp.pm`, avoid using external tools
• tests: speed up builds with single-binary test bundles
• tests: testrunner fairness
• tests: testrunner reliability improvements
• tests: use '-4' where needed
• tidy-up: rename CURL_WINDOWS_APP to CURL_WINDOWS_UWP
• tool: support --show-headers AND --remote-header-name
• tool_doswin: simplify; remove unused options and strncpy calls
• unit1660: fix unreachable code warning in no-SSL builds
• url: connection reuse on h3 connections
• urlapi: drop unused header
• vtls: convert Curl_pin_peer_pubkey to use dynbuf
• vtls: convert pubkey_pem_to_der to use dynbuf
• wolfssl: convert malloc + memcpys to dynbuf for cipher string

Contributors:

Aki Sakurai, Baruch Siach, Dan Fandrich, Daniel Stenberg, Denis Goleshchikhin, Deniz Sökmen, dependabot[bot], Gabriel Marin, Ian Spence, Jon Rumsey, Kai Pastor, lomberd2 on github, MacKenzie, Montg0mery on github, Nicolas George, Pavel Kropachev, ralfjunker on github, Rasmus Melchior Jacobsen, Ray Satiro, renovate[bot], Stefan Eissing, Tal Regev, Tatsuhiro Tsujikawa, Testclutch, Venkat Krishna R, Viktor Szakats, vvb2060 on github