From f4e02c46fc2b07836f6e35b92681f043f26f2361 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Mon, 3 Feb 2020 15:31:15 -0500
Subject: cmGlobalNinjaGenerator: run ninja tools in the build directory

Fixes: #20303
---
 Source/cmGlobalNinjaGenerator.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index fd67f12..f7694ff 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -547,6 +547,8 @@ void cmGlobalNinjaGenerator::CleanMetaData()
   auto run_ninja_tool = [this](std::vector<char const*> const& args) {
     std::vector<std::string> command;
     command.push_back(this->NinjaCommand);
+    command.emplace_back("-C");
+    command.emplace_back(this->GetCMakeInstance()->GetHomeOutputDirectory());
     command.emplace_back("-t");
     for (auto const& arg : args) {
       command.emplace_back(arg);
-- 
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