From 516a2a7bfaee5d4aa4d1e7e5ff52d3038513c82f Mon Sep 17 00:00:00 2001
From: Patrick Georgi <patrick.georgi@coresystems.de>
Date: Thu, 25 Mar 2010 21:45:25 +0000
Subject: Add support to build with ccache in the build system

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5297 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
---
 Makefile | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index f2fa6fc313..2e594e3ffd 100644
--- a/Makefile
+++ b/Makefile
@@ -61,6 +61,7 @@ endif
 endif
 
 CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
+ROMCC:= $(obj)/romcc
 HOSTCC = gcc
 HOSTCXX = g++
 HOSTCFLAGS := -I$(srck) -I$(objk) -g
@@ -85,6 +86,17 @@ HOSTCC:=clang
 endif
 endif
 
+ifeq ($(CONFIG_CCACHE),y)
+CCACHE:=CCACHE_COMPILERCHECK=content $(wildcard $(addsuffix /ccache,$(subst :, ,$(PATH))))
+ifeq ($(CCACHE),)
+$(error ccache selected, but not found in PATH)
+endif
+CC := $(CCACHE) $(CC)
+HOSTCC := $(CCACHE) $(HOSTCC)
+HOSTCXX := $(CCACHE) $(HOSTCXX)
+ROMCC := $(CCACHE) $(ROMCC)
+endif
+
 strip_quotes = $(subst ",,$(subst \",,$(1)))
 
 ARCHDIR-$(CONFIG_ARCH_X86)    := i386
-- 
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