Files
scryer-prolog/build.rs

49 lines
1.5 KiB
Rust

extern crate indexmap;
use indexmap::IndexSet;
use std::fs::{File, read_dir};
use std::io::Write;
use std::path::Path;
fn main()
{
let dest_path = Path::new("./src/prolog/machine/libraries.rs");
let mut libraries = File::create(&dest_path).unwrap();
let mut library_index = IndexSet::new();
let paths = read_dir("./src/prolog/lib").unwrap();
for item in paths {
let item = item.unwrap().path();
if item.is_file() {
if let Some(ext) = item.extension() {
if ext == "pl" {
let file_stem = item.file_stem().unwrap();
let file_str = file_stem.to_string_lossy().to_uppercase();
let include_line = format!("static {}: &str = include_str!(\"{}/{}.pl\");\n",
file_str, "../lib", file_stem.to_string_lossy());
libraries.write_all(include_line.as_bytes()).unwrap();
library_index.insert(file_stem.to_string_lossy().to_string());
}
}
}
}
libraries.write_all(b"\nref_thread_local! {
pub static managed LIBRARIES: IndexMap<&'static str, &'static str> = {
let mut m = IndexMap::new();\n").unwrap();
for item in library_index {
let line = format!("\n m.insert(\"{}\", {});", item, item.to_uppercase());
libraries.write_all(line.as_bytes()).unwrap();
}
libraries.write_all(b"\n\n m\n };
}").unwrap();
}