disable polling_no_io_safety for nightly

work-around for smol-rs#38 breaking namada tooling build with nightly 2022-05-20
heliaxdev · Sep 20, 2022 · 02a6557 · 02a6557
1 parent d32e79b
commit 02a6557
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diff --git a/Cargo.toml b/Cargo.toml
@@ -29,6 +29,7 @@ log = "0.4.11"
 
 [build-dependencies]
 autocfg = "1"
+rustversion = "1.0.9"
 
 [target.'cfg(any(unix, target_os = "fuchsia", target_os = "vxworks"))'.dependencies]
 libc = "0.2.77"

diff --git a/build.rs b/build.rs
@@ -15,7 +15,8 @@ fn main() {
     // allows us to treat the current Rust version as the
     // latest stable version, for when version information
     // isn't available.
-    if !cfg.probe_rustc_version(1, 63) {
+    let is_nightly = rustversion::cfg!(nightly);
+    if !cfg.probe_rustc_version(1, 63) || is_nightly {
         autocfg::emit("polling_no_io_safety");
     }
 }