From 46304cde3d4a84d139c686c803a0f30a7454e5a5 Mon Sep 17 00:00:00 2001
From: Arkadiusz Hiler <ahiler@codeweavers.com>
Date: Tue, 1 Aug 2023 12:05:15 +0300
Subject: [PATCH] make: Use GNU Make's job server when building via ninja.

`+` is necessary to mark it as recurisve[0] so that fds are passed as
expected.

Passing explicit `-j` is dropped because it takes precedence over
MAKEFLAGS and disables the job server integration.

[0]: https://www.gnu.org/software/make/manual/html_node/POSIX-Jobserver.html
---
 make/rules-meson.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/make/rules-meson.mk b/make/rules-meson.mk
index 2bf2db8c..985f2085 100644
--- a/make/rules-meson.mk
+++ b/make/rules-meson.mk
@@ -60,8 +60,8 @@ $$(OBJ)/.$(1)-configure$(3): $$($(2)_SRC)/meson.build
 
 $$(OBJ)/.$(1)-build$(3):
 	@echo ":: building $(3)bit $(1)..." >&2
-	env $$($(2)_ENV$(3)) \
-	ninja $$(filter -j%,$$(MAKEFLAGS)) -C "$$($(2)_OBJ$(3))" install $(-v?)
+	+env $$($(2)_ENV$(3)) \
+	ninja -C "$$($(2)_OBJ$(3))" install
 	touch $$@
 endef