Allow passing -Wl,-u to the linker

amyspark · amyspark · commit aafa1b2d22a2 · 2024-01-16T14:22:53.000-03:00
diff --git a/src/lib.rs b/src/lib.rs
@@ -905,6 +905,10 @@ impl Library {
                         iter.next().map(|s| s.to_owned()),
                     );
                 }
+                "-u" => {
+                    let meta = format!("rustc-link-arg=-Wl,-u,{}", val);
+                    config.print_metadata(&meta);
+                }
                 _ => {}
             }
         }
@@ -931,6 +935,12 @@ impl Library {
                         self.include_paths.push(PathBuf::from(inc));
                     }
                 }
+                "-undefined" | "--undefined" => {
+                    if let Some(symbol) = iter.next() {
+                        let meta = format!("rustc-link-arg=-Wl,{},{}", part, symbol);
+                        config.print_metadata(&meta);
+                    }
+                }
                 _ => {
                     let path = std::path::Path::new(part);
                     if path.is_file() {

Original file line number	Diff line number	Diff line change
`@@ -905,6 +905,10 @@ impl Library {`
`905`	`905`	`iter.next().map(\|s\| s.to_owned()),`
`906`	`906`	`);`
`907`	`907`	`}`
	`908`	`+ "-u" => {`
	`909`	`+ let meta = format!("rustc-link-arg=-Wl,-u,{}", val);`
	`910`	`+ config.print_metadata(&meta);`
	`911`	`+ }`
`908`	`912`	`_ => {}`
`909`	`913`	`}`
`910`	`914`	`}`
`@@ -931,6 +935,12 @@ impl Library {`
`931`	`935`	`self.include_paths.push(PathBuf::from(inc));`
`932`	`936`	`}`
`933`	`937`	`}`
	`938`	`+ "-undefined" \| "--undefined" => {`
	`939`	`+ if let Some(symbol) = iter.next() {`
	`940`	`+ let meta = format!("rustc-link-arg=-Wl,{},{}", part, symbol);`
	`941`	`+ config.print_metadata(&meta);`
	`942`	`+ }`
	`943`	`+ }`
`934`	`944`	`_ => {`
`935`	`945`	`let path = std::path::Path::new(part);`
`936`	`946`	`if path.is_file() {`