VienDesu/schemars
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Remove build.rs, use target_has_atomic instead

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`target_has_atomic` has been stable since rust 1.60
This commit is contained in:
Graham Esau 2024-08-14 11:57:28 +01:00
parent 1701acbc17
commit 1c34428394
3 changed files with 19 additions and 28 deletions
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1
schemars/Cargo.toml
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@ -10,7 +10,6 @@ license = "MIT"
readme = "README.md"
keywords = ["rust", "json-schema", "serde"]
categories = ["encoding"]
build = "build.rs"
rust-version = "1.60"
[dependencies]

25
schemars/build.rs
View file

@ -1,25 +0,0 @@
use std::env;
// Based on https://github.com/serde-rs/serde/blob/master/serde/build.rs
fn main() {
let target = env::var("TARGET").unwrap();
let emscripten = target == "asmjs-unknown-emscripten" || target == "wasm32-unknown-emscripten";
// Whitelist of archs that support std::sync::atomic module. Ideally we
// would use #[cfg(target_has_atomic = "...")] but it is not stable yet.
// Instead this is based on rustc's src/librustc_target/spec/*.rs.
let has_atomic64 = target.starts_with("x86_64")
|| target.starts_with("i686")
|| target.starts_with("aarch64")
|| target.starts_with("powerpc64")
|| target.starts_with("sparc64")
|| target.starts_with("mips64el");
let has_atomic32 = has_atomic64 || emscripten;
if has_atomic64 {
println!("cargo:rustc-cfg=std_atomic64");
}
if has_atomic32 {
println!("cargo:rustc-cfg=std_atomic");
}
}

21
schemars/src/json_schema_impls/atomic.rs
View file

@ -1,19 +1,36 @@
use std::sync::atomic::*;
#[cfg(target_has_atomic = "8")]
forward_impl!(AtomicBool => bool);
#[cfg(target_has_atomic = "8")]
forward_impl!(AtomicI8 => i8);
#[cfg(target_has_atomic = "16")]
forward_impl!(AtomicI16 => i16);
#[cfg(target_has_atomic = "32")]
forward_impl!(AtomicI32 => i32);
#[cfg(std_atomic64)]
#[cfg(target_has_atomic = "64")]
forward_impl!(AtomicI64 => i64);
#[cfg(target_has_atomic = "ptr")]
forward_impl!(AtomicIsize => isize);
#[cfg(target_has_atomic = "8")]
forward_impl!(AtomicU8 => u8);
#[cfg(target_has_atomic = "16")]
forward_impl!(AtomicU16 => u16);
#[cfg(target_has_atomic = "32")]
forward_impl!(AtomicU32 => u32);
#[cfg(std_atomic64)]
#[cfg(target_has_atomic = "64")]
forward_impl!(AtomicU64 => u64);
#[cfg(target_has_atomic = "ptr")]
forward_impl!(AtomicUsize => usize);
#[cfg(test)]