From 8dd5db85dd95b58a34ded1372843ac79178beba8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Bernon?= <rbernon@codeweavers.com>
Date: Mon, 19 Apr 2021 14:36:53 +0200
Subject: [PATCH] build: Pass CCACHE environment variable to the container
 build.

---
 build/makefile_base.mak | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/build/makefile_base.mak b/build/makefile_base.mak
index 888873ec..2993fd27 100644
--- a/build/makefile_base.mak
+++ b/build/makefile_base.mak
@@ -45,10 +45,14 @@ include $(SRC)/make/rules-winemaker.mk
 include $(SRC)/make/rules-cargo.mk
 
 # If CC is coming from make's defaults or nowhere, use our own default.  Otherwise respect environment.
+CCACHE_ENV := $(patsubst %,-e %,$(shell env|cut -d= -f1|grep '^CCACHE_'))
 ifeq ($(ENABLE_CCACHE),1)
 	CCACHE_BIN := ccache
+	export CCACHE_DIR := $(if $(CCACHE_DIR),$(CCACHE_DIR),$(HOME)/.ccache)
+	DOCKER_OPTS := $(CCACHE_ENV) -e CCACHE_DIR=$(CCACHE_DIR) $(DOCKER_OPTS)
 else
-	export CCACHE_DISABLE = 1
+	export CCACHE_DISABLE := 1
+	DOCKER_OPTS := $(CCACHE_ENV) -e CCACHE_DISABLE=1 $(DOCKER_OPTS)
 endif
 
 DOCKER_BASE = docker run --rm -e HOME -e USER -e USERID=$(shell id -u) -u $(shell id -u):$(shell id -g) \