From 635962fddc78c414a1b68a633247146c078fef3c Mon Sep 17 00:00:00 2001
From: Steve Lhomme <robux4@ycbcr.xyz>
Date: Sun, 24 Nov 2024 10:24:42 +0100
Subject: [PATCH] contrib: mingw64: fix libraries building in parallel

Using the same build folder in parallel results in issues.
The CI works because it reverts to -j1. But it's considerably slower.
---
 contrib/src/mingw64/rules.mak | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/contrib/src/mingw64/rules.mak b/contrib/src/mingw64/rules.mak
index cb31b8021d..c7989e5efc 100644
--- a/contrib/src/mingw64/rules.mak
+++ b/contrib/src/mingw64/rules.mak
@@ -159,6 +159,7 @@ endif
 .sum-alloweduwp: .sum-mingw64
 	touch $@
 
+.alloweduwp: BUILD_DIR=$</vlc_build_alloweduwp
 .alloweduwp: mingw64
 	install -d "$(PREFIX)/include"
 	install $</mingw-w64-headers/include/fileapi.h      "$(PREFIX)/include"
@@ -182,6 +183,7 @@ endif
 .sum-d3d12: .sum-mingw64
 	touch $@
 
+.d3d12: BUILD_DIR=$</vlc_build_d3d12
 .d3d12: mingw64
 	install -d "$(PREFIX)/include"
 	install $</mingw-w64-headers/include/d3d12.h             "$(PREFIX)/include"
@@ -199,6 +201,7 @@ endif
 .sum-uiautomationcore: .sum-mingw64
 	touch $@
 
+.uiautomationcore: BUILD_DIR=$</vlc_build_uiautomationcore
 .uiautomationcore: mingw64
 	install -d "$(PREFIX)/include"
 	install $</mingw-w64-headers/include/uiautomation.h           "$(PREFIX)/include"