37 lines
1.3 KiB
Rust
37 lines
1.3 KiB
Rust
use std::env;
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use std::path::PathBuf;
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fn main() {
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let config = pyo3_build_config::get();
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let python_include_dir = config
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.run_python_script(
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"import sysconfig; print(sysconfig.get_config_var('INCLUDEPY'), end='');",
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)
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.expect("failed to get lib dir");
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println!("cargo:rerun-if-changed=wrapper.h");
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let bindings = bindgen::Builder::default()
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.header("wrapper.h")
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.clang_arg(format!("-I{python_include_dir}"))
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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// blocklist some values which apparently have conflicting definitions on unix
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.blocklist_item("FP_NORMAL")
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.blocklist_item("FP_SUBNORMAL")
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.blocklist_item("FP_NAN")
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.blocklist_item("FP_INFINITE")
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.blocklist_item("FP_INT_UPWARD")
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.blocklist_item("FP_INT_DOWNWARD")
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.blocklist_item("FP_INT_TOWARDZERO")
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.blocklist_item("FP_INT_TONEARESTFROMZERO")
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.blocklist_item("FP_INT_TONEAREST")
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.blocklist_item("FP_ZERO")
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.generate()
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.expect("Unable to generate bindings");
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let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
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bindings
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.write_to_file(out_path.join("bindings.rs"))
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.expect("Couldn't write bindings!");
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}
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