export phoney rule if no commands exist

calyxir · Aug 8, 2024 · 381b4c5 · 381b4c5
1 parent 8945254
commit 381b4c5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/fud2/fud-core/src/run.rs b/fud2/fud-core/src/run.rs
@@ -183,6 +183,11 @@ impl EmitBuild for RulesOp {
             )?;
         }
 
+        // If the sequences of rules was empty, output a phoney rule creating the desired output.
+        if self.cmds.is_empty() {
+            emitter.build_cmd(outputs, "phony", inputs, &[])?;
+        }
+
         Ok(())
     }
 }