Signal handlers implementation in WTF/wtf/threads/Signals.cpp assumes only Unix platforms (OS(UNIX) is enabled). Windows implementation is necessary to support signal handlers for Wasm implementation at JavaScriptCore/wasm/WasmFaultSignalHandler.cpp. Same interface as Unix platforms would be implemented with Windows signal API. s://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/signal
<rdar://problem/112467230>
Pull request: https://github.com/WebKit/WebKit/pull/16396
Committed 266716@main (66b9bc907a2e): <https://commits.webkit.org/266716@main> Reviewed commits have been landed. Closing PR #16396 and removing active labels.