From 3b12b66a45fa48131eee181731682a02a72d54e6 Mon Sep 17 00:00:00 2001
From: Ellie Hermaszewska <ellieh@nvidia.com>
Date: Mon, 14 Oct 2024 14:21:06 +0800
Subject: Fix race condition for building stdlib headers (#5272)

Fixes https://github.com/shader-slang/slang/issues/5270
---
 source/slang-stdlib/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'source')

diff --git a/source/slang-stdlib/CMakeLists.txt b/source/slang-stdlib/CMakeLists.txt
index eca23859a..6303bc1b9 100644
--- a/source/slang-stdlib/CMakeLists.txt
+++ b/source/slang-stdlib/CMakeLists.txt
@@ -87,6 +87,8 @@ add_custom_command(
     VERBATIM
 )
 
+add_custom_target(generate_stdlib_headers DEPENDS ${stdlib_meta_generated_headers})
+
 #
 # Generate embedded stdlib source
 #
@@ -106,6 +108,7 @@ set(stdlib_source_common_args
     EXPLICIT_SOURCE 
       ./slang-embedded-stdlib-source.cpp
       ${stdlib_meta_generated_headers}
+    REQUIRES generate_stdlib_headers
     EXTRA_COMPILE_DEFINITIONS_PRIVATE SLANG_EMBED_STDLIB_SOURCE
     INCLUDE_DIRECTORIES_PRIVATE 
       ${stdlib_meta_output_dir}
-- 
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