objdump: print the Build ID as a string when valid

gimli-rs · May 22, 2023 · 88462a7 · 88462a7
1 parent 4b9c9da
commit 88462a7
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/crates/examples/src/objdump.rs b/crates/examples/src/objdump.rs
@@ -134,7 +134,10 @@ fn dump_parsed_object<W: Write, E: Write>(w: &mut W, e: &mut E, file: &object::F
         Err(err) => writeln!(e, "Failed to parse Mach UUID: {}", err)?,
     }
     match file.build_id() {
-        Ok(Some(build_id)) => writeln!(w, "Build ID: {:x?}", build_id)?,
+        Ok(Some(build_id)) => match std::str::from_utf8(build_id) {
+            Ok(build_id) => writeln!(w, "Build ID: {}", build_id)?,
+            Err(std::str::Utf8Error { .. }) => writeln!(w, "Build ID: {:x?}", build_id)?,
+        },
         Ok(None) => {}
         Err(err) => writeln!(e, "Failed to parse build ID: {}", err)?,
     }