add $^ for all prerequisites

2 files changed, 3 insertions, 1 deletions

diff --git a/src/makefile/macro.rs b/src/makefile/macro.rs
index 3444e2c..fc3be51 100644
--- a/src/makefile/macro.rs
+++ b/src/makefile/macro.rs
@@ -221,7 +221,7 @@ impl<'parent, 'lookup> Set<'parent, 'lookup> {
                     let name = self
                         .expand(name)
                         .wrap_err_with(|| format!("while expanding \"{}\"", name))?;
-                    let internal_macro_names = &['@', '?', '<', '*'][..];
+                    let internal_macro_names = &['@', '?', '<', '*', '^'][..];
                     let internal_macro_suffices = &['D', 'F'][..];
                     let just_internal = name.len() == 1 && name.starts_with(internal_macro_names);
                     let suffixed_internal = name.len() == 2
diff --git a/src/makefile/mod.rs b/src/makefile/mod.rs
index ac6090e..eb06939 100644
--- a/src/makefile/mod.rs
+++ b/src/makefile/mod.rs
@@ -348,6 +348,8 @@ impl<'a> Makefile<'a> {
                 // The $* macro shall evaluate to the current target name with
                 // its suffix deleted. (GNUism: the match stem)
                 vec![target.stem.as_ref().unwrap_or(&target.name).to_owned()]
+            } else if macro_name.starts_with('^') {
+                target.prerequisites.clone()
             } else {
                 unreachable!()
             };