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jak-project/third-party/curl/scripts/contrithanks.sh
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

106 lines
2.9 KiB
Bash
Vendored
Generated

#!/bin/sh
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# SPDX-License-Identifier: curl
#
###########################################################################
#
# This script updates the docs/THANKS document.
#
set -u
start="${1:-}"
if test "$start" = "-h"; then
echo "Usage: $0 <since this tag/hash>"
exit
fi
if test "$start" = "stdout"; then
# output the names on stdout
use_stdout="yes"
start=""
else
use_stdout="no"
fi
if test -z "$start"; then
start=$(git tag --sort=taggerdate | grep "^curl-" | tail -1)
fi
# We also include curl-www if possible. Override by setting CURLWWW
CURLWWW="${CURLWWW:-../curl-www}"
rand="./docs/THANKS.$$"
# output the existing list of names with lowercase github
tail -n +7 ./docs/THANKS | sed 's/ github/ github/i' > $rand
# get new names using git
{
{
git log --use-mailmap "$start..HEAD"
if [ -d "$CURLWWW" ]; then
git -C "$CURLWWW" log --use-mailmap "$start..HEAD"
fi
} | \
grep -Eai '(^Author|^Commit|^ +[a-z-]+-by|^ +Credits-to):' | \
cut -d: -f2- | \
cut '-d(' -f1 | \
cut '-d<' -f1 | \
tr , '\012' | \
sed 's/ at github/ on github/i' | \
sed 's/ and /\n/' | \
sed -e 's/^ //' -e 's/ $//g' -e 's/@users.noreply.github.com$/ on github/i' | \
sed 's/ github/ github/i'
# grep out the list of names from RELEASE-NOTES
# split on ", "
# remove leading whitespace
grep -a "^ [^ (]" RELEASE-NOTES| \
sed 's/, */\n/g'| \
sed 's/^ *//'
} | \
LC_ALL=C sed -f ./docs/THANKS-filter | \
sort -fu | \
grep -aixvFf ./docs/THANKS >> $rand
if test "$use_stdout" = "no"; then
# output header
cat <<EOF >./docs/THANKS
This project has been alive for many years. Countless people have provided
feedback that have improved curl. Here follows a list of people that have
contributed (a-z order).
If you have contributed but are missing here, please let us know!
EOF
# append all the names, sorted case insensitively
grep -v "^ " $rand | sort -f $rand >> ./docs/THANKS
else
# send all names on stdout
grep -v "^ " $rand | sort -f $rand
fi
# get rid of the temp file
rm $rand