[clang] [lld] [llvm] Conditionalize use of POSIX features missing on WASI/WebAssembly (PR #92677)

[James Y Knight via llvm-commits]

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@@ -19,13 +19,13 @@
 namespace llvm {
 namespace sys {
 Watchdog::Watchdog(unsigned int seconds) {
-#ifdef HAVE_UNISTD_H
+#if HAVE_UNISTD_H && !defined(__wasi__)
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jyknight wrote:

Looks like this could again be switched to a WASI/Watchdog.inc, with stub impls.

https://github.com/llvm/llvm-project/pull/92677