From ec8a0c73402b5cd670f7c1f3e8fae119b8864ac9 Mon Sep 17 00:00:00 2001
From: bfredl <bjorn.linse@gmail.com>
Date: Fri, 22 Aug 2025 19:10:43 +0200
Subject: [PATCH] fix(build): workaround errors in zig build due to stale cache

addDirectoryArg with a source dir is not enough to depend on changes
to invidiual files. as a workaround, mark this step as having
side-effects (always being run) for now.
---
 runtime/gen_runtime.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/runtime/gen_runtime.zig b/runtime/gen_runtime.zig
index 76033b6d1c..7d8ac02977 100644
--- a/runtime/gen_runtime.zig
+++ b/runtime/gen_runtime.zig
@@ -31,6 +31,7 @@ pub fn nvim_gen_runtime(
         const file = gen_step.addOutputFileArg("tags");
         _ = gen_runtime.addCopyFile(file, "doc/tags");
         gen_step.addDirectoryArg(b.path("runtime/doc"));
+        gen_step.has_side_effects = true; // workaround: missing detection of input changes
     }
 
     return gen_runtime;