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jak-project/third-party/curl/tests/data/test46
T
Alexander J. Semenuk 5d5e35fb9b fix: Windows toolchain compatibility (curl 8.21 re-vendor, endless reconfigure loop) (#4355)
## Problem

Windows builds break with a current local toolchain (Scoop LLVM 22.1.8,
CMake 4.4.0, VS 2026), in two independent ways:

1. The build stops at curl's deliberate guard: `#error "no non-blocking
method was found/used/set"` in `third-party/curl/lib/nonblock.c`.
2. From the second configure onward, `cmake --build` re-runs CMake in an
endless loop (observed 42 consecutive reconfigure cycles in a single
build). Likely the same mechanism behind the "endlessly building" VS
2026 note in `docs/setup/dev/vs.md`.

## Root cause

1. `third-party/curl/CMake/CurlTests.c` passes `int *` to
`ioctlsocket()`, whose third parameter is `u_long *`. Clang 22 promotes
`-Wincompatible-pointer-types` to a hard error in C, so the
`HAVE_IOCTLSOCKET_FIONBIO` try_compile silently fails and
`curl_config.h` never defines it. Upstream CI does not see this because
the windows-2022 runner image ships an older LLVM. GCC 14 promotes the
same warning to a hard error, which is very likely the `CurlTests.c.obj`
failure reported from MSYS2 in open-goal/jak-project#3551. Upstream curl
hit the identical problem with GCC 14 and fixed the probe in curl 8.8.0
(curl/curl#13578).
2. The root CMakeLists copies the build tree's `compile_commands.json`
into `<src>/build/` for clangd using `configure_file()`, which registers
its input as a configure dependency. CMake rewrites
`compile_commands.json` late in every generation, after
`CTestTestfile.cmake` and `cmake_install.cmake` (outputs of the same
Ninja regen rule), so once the dependency is registered the rule is
deterministically dirty and every `ninja` invocation re-runs CMake. A
pristine first configure is safe (the file does not exist yet, so the
`if(EXISTS ...)` guard skips the copy), which is why the loop looks
machine- or IDE-specific.

## Fix

1. Per review, re-vendor `third-party/curl` at the `curl-8_21_0` tag
(previously `curl-8_3_0`), which carries the upstream probe fix plus two
years of upstream development; `vendor.yaml` updated to match.
Adjustments the version jump forced:
- curl 8.15 removed the native macOS Secure Transport backend
(`CURL_USE_SECTRANSP`), so macOS now builds curl against OpenSSL like
Linux. The two macOS workflows install Homebrew `openssl@3` and export
`OPENSSL_ROOT_DIR` (keg-only), and the macOS setup docs gained the same
two lines.
- `CURL_BROTLI` / `CURL_ZSTD` switched to AUTO-detection in curl 8.10;
pinned OFF to keep the previous no-compression behavior and avoid
silently linking whatever the CI images happen to have.
- curl's new top-level `BUILD_EXAMPLES` cache option (default ON) leaked
into discord-rpc's identically named option and broke configure at a
nonexistent `examples/send-presence` directory; pinned OFF ahead of the
third-party subdirectories.

The diff is dominated by the mechanical tag-tree swap under
`third-party/curl` (linguist-vendored, collapsed in review). The
hand-written changes are `CMakeLists.txt`, the two macOS workflows,
`docs/setup/system/macos.md`, and `vendor.yaml`.
2. Swap `configure_file()` for `file(COPY ...)`: the same clangd copy
with no configure dependency registered. (`file(COPY_FILE ...
ONLY_IF_DIFFERENT)` would be cleaner still but requires CMake 3.21,
above the declared `cmake_minimum_required(VERSION 3.10)`.)

## Test plan

- [x] Fresh `cmake --preset Release-windows-clang` (LLVM 22, no cache
seeding) completes and logs `Enabled SSL backends: Schannel`; the
FIONBIO probe passes without the previous `#error`
- [x] Full Windows Release build from scratch in the branch worktree
(all 1422 targets)
- [x] goalc-test suite: 1509 passed, 0 failed
- [x] Second consecutive configure with `compile_commands.json` present:
the regen rule in `build.ninja` has no `compile_commands.json` input;
`<src>/build/compile_commands.json` is still refreshed for clangd
- [x] Repeated `ninja` invocations after a full build no longer re-run
CMake
- [x] macOS Intel and ARM CI green (first exercise of the OpenSSL
backend switch)

---

I work off a self-hosted forge, so this GitHub account is quiet; the
configure logs and ninja dirty-node traces from the investigation are
available if anyone wants the raw data.

(AI-assisted)
2026-07-27 19:19:18 -04:00

112 lines
3.2 KiB
XML
Vendored
Generated

<?xml version="1.0" encoding="US-ASCII"?>
<testcase>
<info>
<keywords>
HTTP
HTTP GET
cookies
cookiejar
--resolve
</keywords>
</info>
# Server-side
<reply>
<data crlf="headers">
HTTP/1.1 200 OK
Server: Microsoft-IIS/4.0
Date: Tue, 25 Sep 2001 19:37:44 GMT
Content-Type: text/html
%if large-time
Set-Cookie: ckyPersistent=permanent; expires=Fri, 13-Feb-2525 11:56:27 GMT; path=/
%else
Set-Cookie: ckyPersistent=permanent; expires=Fri, 13-Feb-2037 11:56:27 GMT; path=/
%endif
Set-Cookie: ckySession=temporary; path=/
Set-Cookie: ASPSESSIONIDQGGQQSJJ=GKNBDIFAAOFDPDAIEAKDIBKE; path=/
Set-Cookie: justaname=; path=/;
Set-Cookie: simplyhuge=%repeat[3998 x z]%
Cache-control: private
Content-Length: 41
This server reply is for testing cookies
</data>
</reply>
# Client-side
<client>
<server>
http
</server>
<name>
HTTP with bad domain name, get cookies and store in cookie jar
</name>
# Explicitly set the time zone to a known good one, in case the user is
# using one of the 'right' zones that take into account leap seconds
# which causes the cookie expiry times to be different from what we expect.
<setenv>
TZ=GMT
</setenv>
<command>
domain..tld:%HTTPPORT/want/%TESTNUMBER --resolve domain..tld:%HTTPPORT:%HOSTIP -c %LOGDIR/jar%TESTNUMBER -b %LOGDIR -b %LOGDIR/injar%TESTNUMBER
</command>
<file name="%LOGDIR/injar%TESTNUMBER">
# Netscape HTTP Cookie File
# https://curl.se/docs/http-cookies.html
# This is generated by libcurl! Do not edit.
%if large-time
www.fake.come FALSE / FALSE 22147483647 cookiecliente si
www.loser.com FALSE / FALSE 22139150993 UID 99
domain..tld FALSE / FALSE 22139150993 mooo indeed
#HttpOnly_domain..tld FALSE /want FALSE 22139150993 mooo2 indeed2
%else
www.fake.come FALSE / FALSE 2147483647 cookiecliente si
www.loser.com FALSE / FALSE 2139150993 UID 99
domain..tld FALSE / FALSE 2139150993 mooo indeed
#HttpOnly_domain..tld FALSE /want FALSE 2139150993 mooo2 indeed2
%endif
domain..tld FALSE /want FALSE 0 empty%TAB
</file>
<features>
cookies
</features>
</client>
# Verify data after the test has been "shot"
<verify>
<protocol crlf="headers">
GET /want/%TESTNUMBER HTTP/1.1
Host: domain..tld:%HTTPPORT
User-Agent: curl/%VERSION
Accept: */*
Cookie: empty=; mooo2=indeed2; mooo=indeed
</protocol>
<file name="%LOGDIR/jar%TESTNUMBER" mode="text">
# Netscape HTTP Cookie File
# https://curl.se/docs/http-cookies.html
# This file was generated by libcurl! Edit at your own risk.
domain..tld FALSE /want FALSE 0 simplyhuge %repeat[3998 x z]%
domain..tld FALSE / FALSE 0 justaname%TAB
domain..tld FALSE / FALSE 0 ASPSESSIONIDQGGQQSJJ GKNBDIFAAOFDPDAIEAKDIBKE
domain..tld FALSE / FALSE 0 ckySession temporary
domain..tld FALSE / FALSE %days[400] ckyPersistent permanent
%if large-time
domain..tld FALSE /want FALSE 0 empty%TAB
#HttpOnly_domain..tld FALSE /want FALSE 22139150993 mooo2 indeed2
domain..tld FALSE / FALSE 22139150993 mooo indeed
www.loser.com FALSE / FALSE 22139150993 UID 99
www.fake.come FALSE / FALSE 22147483647 cookiecliente si
%else
domain..tld FALSE /want FALSE 0 empty%TAB
#HttpOnly_domain..tld FALSE /want FALSE 2139150993 mooo2 indeed2
domain..tld FALSE / FALSE 2139150993 mooo indeed
www.loser.com FALSE / FALSE 2139150993 UID 99
www.fake.come FALSE / FALSE 2147483647 cookiecliente si
%endif
</file>
</verify>
</testcase>