From f43f5b4861492d7c3642f662b0fa2abea5c3ca5c Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Mon, 16 Dec 2024 21:24:07 -0700
Subject: lie about features to pass Linux make version check

---
 src/makefile/macro.rs | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/makefile/macro.rs b/src/makefile/macro.rs
index 3b472a3..d27cbfa 100644
--- a/src/makefile/macro.rs
+++ b/src/makefile/macro.rs
@@ -197,7 +197,15 @@ impl Default for Set {
 
 fn builtins() -> Vec<(&'static str, TokenString)> {
     // Fuck it, might as well.
-    macro_rules! handle {
+    macro_rules! handle_key {
+        ($key:ident) => {
+            stringify!($key)
+        };
+        ($key:literal) => {
+            $key
+        };
+    }
+    macro_rules! handle_value {
         ($value:ident) => {
             stringify!($value).parse().unwrap()
         };
@@ -209,8 +217,8 @@ fn builtins() -> Vec<(&'static str, TokenString)> {
         };
     }
     macro_rules! make {
-        ($($name:ident=$value:tt)+) => {vec![$(
-            (stringify!($name), handle!($value))
+        ($($name:tt=$value:tt)+) => {vec![$(
+            (handle_key!($name), handle_value!($value))
         ),+]};
     }
 
@@ -243,6 +251,9 @@ fn builtins() -> Vec<(&'static str, TokenString)> {
         ARFLAGS="rv"
         CFLAGS=""
         FFLAGS=""
+
+        // yes, Linux, this is definitely GNU Make 4.0+
+        ".FEATURES"="output-sync"
     ]
 }
 
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