[OBJ] starting object builder

Cargo.toml

@@ -12,3 +12,4 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+object = { version = "0.36.1", features = ["write"] }

examples/obj.rs

@@ -0,0 +1,27 @@
+use std::{error::Error, fs::OpenOptions};
+
+use Ygen::{Obj::*, Target::Triple};
+
+fn main() -> Result<(), Box<dyn Error>> {
+    let mut obj = ObjectBuilder::new(
+        Triple::parse("x86_64-pc-windows")?
+    );
+
+    obj.decls(vec![
+        ("test", Decl::Function, Linkage::External),
+        ("test_data", Decl::Constant, Linkage::Extern),
+    ]);
+
+    obj.define("test", vec![
+        0xB8, 0x00, 0x00, 0x00, 0x00, // mov eax, 5   
+        0xC3,
+    ]);
+
+    obj.link(Link { from: "test".into(), to: "test_data".into(), at: 1 });
+
+    obj.emit(
+        OpenOptions::new().create(true).write(true).open("output.o")?
+    )?;
+
+    Ok(())
+}

src/Obj/mod.rs

@@ -0,0 +1,6 @@
+mod wrapper;
+
+pub use wrapper::{
+    ObjectBuilder,
+    Decl, Link, Linkage,
+};