58 lines
1.6 KiB
Rust
58 lines
1.6 KiB
Rust
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use std::env;
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use std::fs;
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use std::io::Write;
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use std::path::Path;
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const BDK_UDL: &str = "src/bdk.udl";
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fn fixup_python_lib_path<O: AsRef<Path>>(
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out_dir: O,
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lib_name: &str,
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) -> Result<(), Box<dyn std::error::Error>> {
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const LOAD_INDIRECT_DEF: &str = "def loadIndirect():";
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let bindings_file = out_dir.as_ref().join("bdk.py");
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let mut data = fs::read_to_string(&bindings_file)?;
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let pos = data.find(LOAD_INDIRECT_DEF).expect(&format!(
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"loadIndirect not found in `{}`",
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bindings_file.display()
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));
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let range = pos..pos + LOAD_INDIRECT_DEF.len();
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let replacement = format!(
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r#"
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def loadIndirect():
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import glob
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return getattr(ctypes.cdll, glob.glob(os.path.join(os.path.dirname(os.path.abspath(__file__)), '{}.*'))[0])
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def _loadIndirectOld():"#,
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lib_name
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);
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data.replace_range(range, &replacement);
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let mut file = fs::OpenOptions::new()
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.write(true)
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.truncate(true)
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.open(&bindings_file)?;
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file.write(data.as_bytes())?;
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Ok(())
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}
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fn generate_python() -> Result<(), Box<dyn std::error::Error>> {
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let out_path = env::var("GENERATE_PYTHON_BINDINGS_OUT")
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.map_err(|_| String::from("`GENERATE_PYTHON_BINDINGS_OUT` env variable missing"))?;
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uniffi_bindgen::generate_bindings(&format!("{}/{}", env!("CARGO_MANIFEST_DIR"), BDK_UDL), None, vec!["python"], Some(&out_path), false)?;
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if let Some(name) = env::var("GENERATE_PYTHON_BINDINGS_FIXUP_LIB_PATH").ok() {
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fixup_python_lib_path(&out_path, &name)?;
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}
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Ok(())
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}
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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generate_python()
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}
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