Merge pull request #317 from thomcc/tvos-watchos

Add tvOS and watchOS support, identical to iOS support

Author: josephlr

.github/workflows/tests.yml

@@ -152,12 +152,14 @@ jobs:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@stable
+      - uses: dtolnay/rust-toolchain@nightly
         with:
           targets: aarch64-apple-darwin, aarch64-apple-ios
+          components: rust-src
       - uses: Swatinem/rust-cache@v2
       - run: cargo test --no-run --target=aarch64-apple-darwin --features=std
       - run: cargo test --no-run --target=aarch64-apple-ios --features=std
+      - run: cargo test --no-run --target=aarch64-apple-watchos-sim -Zbuild-std --features=std
 
   cross-link:
     name: Cross Build/Link
@@ -273,6 +275,9 @@ jobs:
           aarch64-kmc-solid_asp3,
           armv6k-nintendo-3ds,
           riscv32imc-esp-espidf,
+          # `std` support still in progress. Can be moved up with the other
+          # apple targets after https://github.com/rust-lang/rust/pull/103503
+          aarch64-apple-tvos,
         ]
         include:
           # Supported tier 3 targets without libstd support

Cargo.toml

@@ -18,7 +18,7 @@ compiler_builtins = { version = "0.1", optional = true }
 core = { version = "1.0", optional = true, package = "rustc-std-workspace-core" }
 
 [target.'cfg(unix)'.dependencies]
-libc = { version = "0.2.128", default-features = false }
+libc = { version = "0.2.136", default-features = false }
 
 [target.'cfg(target_os = "wasi")'.dependencies]
 wasi = { version = "0.11", default-features = false }

src/ios.rs src/apple-other.rs

@@ -15,7 +15,7 @@
 //! | Linux, Android    | `*‑linux‑*`        | [`getrandom`][1] system call if available, otherwise [`/dev/urandom`][2] after successfully polling `/dev/random`
 //! | Windows           | `*‑windows‑*`      | [`BCryptGenRandom`]
 //! | macOS             | `*‑apple‑darwin`   | [`getentropy`][3] if available, otherwise [`/dev/urandom`][4] (identical to `/dev/random`)
-//! | iOS               | `*‑apple‑ios`      | [`SecRandomCopyBytes`]
+//! | iOS, tvOS, watchOS | `*‑apple‑ios`, `*-apple-tvos`, `*-apple-watchos` | [`SecRandomCopyBytes`]
 //! | FreeBSD           | `*‑freebsd`        | [`getrandom`][5] if available, otherwise [`kern.arandom`][6]
 //! | OpenBSD           | `*‑openbsd`        | [`getentropy`][7]
 //! | NetBSD            | `*‑netbsd`         | [`kern.arandom`][8]
@@ -229,8 +229,8 @@ cfg_if! {
         #[path = "dragonfly.rs"] mod imp;
     } else if #[cfg(target_os = "fuchsia")] {
         #[path = "fuchsia.rs"] mod imp;
-    } else if #[cfg(target_os = "ios")] {
-        #[path = "ios.rs"] mod imp;
+    } else if #[cfg(any(target_os = "ios", target_os = "watchos", target_os = "tvos"))] {
+        #[path = "apple-other.rs"] mod imp;
     } else if #[cfg(target_os = "macos")] {
         mod util_libc;
         mod use_file;