The fix now uses libc::time_t::MAX

Author: quantum-encoding

.github/workflows/test-timeout-macos.yml

@@ -0,0 +1,27 @@
+name: Test Timeout on macOS
+
+on:
+  push:
+    branches:
+      - fix-timeout-performance
+  workflow_dispatch:
+
+jobs:
+  test-macos:
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Build timeout
+        run: cargo build --release -p uu_timeout
+
+      - name: Run timeout tests
+        run: cargo test --test tests test_timeout -- --nocapture
+
+      - name: Test overflow case directly
+        run: |
+          ./target/release/timeout 9223372036854775808d sleep 0
+          echo "Exit code: $?"

src/uu/timeout/src/timeout.rs

@@ -105,7 +105,7 @@ impl Config {
                         };
 
                         if num > max_safe as u128 {
-                            Duration::from_secs(i64::MAX as u64)
+                            Duration::from_secs(libc::time_t::MAX as u64)
                         } else {
                             let secs = (num as u64) * multiplier;
                             Duration::from_secs(secs)