29 lines
745 B
Rust
29 lines
745 B
Rust
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use std::process::Command;
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fn main() {
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let out = Command::new("python")
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.args(&["-c", "import sys; import platform; print(sys.version_info[1]); print(platform.python_implementation())"])
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.output()
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.expect("python version did not print");
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let output = String::from_utf8_lossy(&out.stdout);
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let mut lines = output.trim().lines();
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println!("{}", output);
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let version: u8 = lines
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.next()
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.unwrap()
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.parse()
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.expect("python version was not parsed");
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let implementation = lines.next().unwrap();
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for each in 6..version {
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println!("cargo:rustc-cfg=Py_3_{}", each);
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}
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if implementation == "PyPy" {
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println!("cargo:rustc-cfg=PyPy");
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}
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}
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