Create makefile output

src/Tools/mkoverlay/src/creator/makefile.rs

@@ -0,0 +1,18 @@
+use super::super::types::OverlaySlot;
+use tool_helper::{Error, Output};
+
+pub fn write(output: &mut Output, overlay_desc: &Vec<OverlaySlot>) -> Result<(), Error> {
+    if !overlay_desc.is_empty() {
+        write!(output, "OVERLAYSECTION = ")?;
+
+        for slot in overlay_desc {
+            for overlay in &slot.sections {
+                write!(output, ".{} ", overlay.name)?;
+            }
+        }
+        
+        writeln!(output, "")?;
+    }
+
+    Ok(())
+}

src/Tools/mkoverlay/src/main.rs

@@ -19,6 +19,7 @@ fn run_main() -> Result<(), Error> {
     let     input  = mkoverlay::types::json_reader::read_config(open_input(Some(PathBuf::from("../Tests/Overlay.json")))?)?;
     let mut output = open_output(None)?;
 
+    mkoverlay::creator::makefile::write(&mut output, &input)?;
     mkoverlay::creator::ldscript::write(&mut output, &input)
 }