38 lines
1.6 KiB
Rust
38 lines
1.6 KiB
Rust
use std::collections::BTreeMap;
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use std::env;
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use std::fs::File;
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use std::io::Write;
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use std::path::Path;
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use serde_json::json;
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use vasm_core::assemble_file;
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fn main() {
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env::set_current_dir("src").expect("Can't chdir into src. Am I being run as a build script?");
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// We're doing test_init because it compiles the Novaforth interpreter but not any code to actually run it,
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// 0x400 is just "stop: hlt".
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// TODO: we need a system for building ROMs and actually booting the machine.
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// This is fine for now, for use by `vweb`.
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match assemble_file("test_init.asm") {
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Ok((bytes, scope)) => {
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println!("Assembled {} bytes", bytes.len());
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let dir = env::var("OUT_DIR").expect("OUT_DIR not specified. Am I being run as a build script?");
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let filename = Path::new(dir.as_str()).join("4th.rom");
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let mut f = File::create(filename).expect("Unable to open output file");
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f.write(bytes.as_slice()).expect("Unable to write to output file");
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let mut important_symbols : BTreeMap<String, i32> = BTreeMap::new();
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for (sym, addr) in scope {
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if !sym.starts_with("__gensym") {
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important_symbols.insert(sym, addr);
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}
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}
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let mut symfile = File::create(Path::new(dir.as_str()).join("4th.rom.sym")).expect("Unable to open symbol file");
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let json = json!(important_symbols).to_string();
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symfile.write(json.as_bytes()).expect("Unable to write to symbol file");
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}
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Err(e) => {
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eprintln!("{}", e)
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}
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}
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} |