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// SPDX-License-Identifier: (Apache-2.0 OR MIT)
// Copyright ijl (2021-2025)
fn main() {
let python_config = pyo3_build_config::get();
if python_config.is_free_threaded() && std::env::var("ORJSON_BUILD_FREETHREADED").is_err() {
not_supported("free-threaded Python")
}
for cfg in python_config.build_script_outputs() {
println!("{cfg}");
}
#[allow(unused_variables)]
let is_64_bit_python = matches!(python_config.pointer_width, Some(64));
match python_config.implementation {
pyo3_build_config::PythonImplementation::CPython => {
println!("cargo:rustc-cfg=CPython");
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
if is_64_bit_python {
println!("cargo:rustc-cfg=feature=\"inline_int\"");
}
}
pyo3_build_config::PythonImplementation::GraalPy => not_supported("GraalPy"),
pyo3_build_config::PythonImplementation::PyPy => not_supported("PyPy"),
}
println!("cargo:rerun-if-changed=build.rs");
println!("cargo:rerun-if-changed=include/yyjson/*");
println!("cargo:rerun-if-env-changed=CC");
println!("cargo:rerun-if-env-changed=CFLAGS");
println!("cargo:rerun-if-env-changed=LDFLAGS");
println!("cargo:rerun-if-env-changed=ORJSON_BUILD_FREETHREADED");
println!("cargo:rerun-if-env-changed=RUSTFLAGS");
println!("cargo:rustc-check-cfg=cfg(cold_path)");
println!("cargo:rustc-check-cfg=cfg(CPython)");
println!("cargo:rustc-check-cfg=cfg(GraalPy)");
println!("cargo:rustc-check-cfg=cfg(optimize)");
println!("cargo:rustc-check-cfg=cfg(Py_3_10)");
println!("cargo:rustc-check-cfg=cfg(Py_3_11)");
println!("cargo:rustc-check-cfg=cfg(Py_3_12)");
println!("cargo:rustc-check-cfg=cfg(Py_3_13)");
println!("cargo:rustc-check-cfg=cfg(Py_3_14)");
println!("cargo:rustc-check-cfg=cfg(Py_3_15)");
println!("cargo:rustc-check-cfg=cfg(Py_3_9)");
println!("cargo:rustc-check-cfg=cfg(Py_GIL_DISABLED)");
println!("cargo:rustc-check-cfg=cfg(PyPy)");
#[cfg(all(target_arch = "x86_64", not(target_os = "macos")))]
if version_check::is_min_version("1.89.0").unwrap_or(false) && is_64_bit_python {
println!("cargo:rustc-cfg=feature=\"avx512\"");
}
#[cfg(target_arch = "aarch64")]
if version_check::supports_feature("portable_simd").unwrap_or(false) {
println!("cargo:rustc-cfg=feature=\"generic_simd\"");
}
if version_check::supports_feature("cold_path").unwrap_or(false) {
println!("cargo:rustc-cfg=feature=\"cold_path\"");
}
if version_check::supports_feature("optimize_attribute").unwrap_or(false) {
println!("cargo:rustc-cfg=feature=\"optimize\"");
}
cc::Build::new()
.file("include/yyjson/yyjson.c")
.include("include/yyjson")
.define("YYJSON_DISABLE_NON_STANDARD", "1")
.define("YYJSON_DISABLE_UTF8_VALIDATION", "1")
.define("YYJSON_DISABLE_UTILS", "1")
.define("YYJSON_DISABLE_WRITER", "1")
.compile("yyjson")
}
fn not_supported(flavor: &str) {
let version = env!("CARGO_PKG_VERSION");
eprintln!("\n\n\norjson v{version} does not support {flavor}\n\n\n");
std::process::exit(1);
}
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