X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=config.mk;h=bcda77611a842bc5d063f4bdbb4fc8b6ce53695b;hb=754613f740368f847a2261c5c41b034ff5c51b1c;hp=85b524eada7fdfd01872d04cbc438cdc37567429;hpb=ea0364f1bbfed1e3ea711147420875cf338fe77a;p=u-boot

diff --git a/config.mk b/config.mk
index 85b524eada..bcda77611a 100644
--- a/config.mk
+++ b/config.mk
@@ -64,9 +64,17 @@ HOSTSTRIP	= strip
 #
 
 ifeq ($(HOSTOS),darwin)
-HOSTCC		= cc
-HOSTCFLAGS	+= -traditional-cpp
-HOSTLDFLAGS	+= -multiply_defined suppress
+# get major and minor product version (e.g. '10' and '6' for Snow Leopard)
+DARWIN_MAJOR_VERSION	= $(shell sw_vers -productVersion | cut -f 1 -d '.')
+DARWIN_MINOR_VERSION	= $(shell sw_vers -productVersion | cut -f 2 -d '.')
+
+before-snow-leopard	= $(shell if [ $(DARWIN_MAJOR_VERSION) -le 10 -a \
+	$(DARWIN_MINOR_VERSION) -le 5 ] ; then echo "$(1)"; else echo "$(2)"; fi ;)
+
+# Snow Leopards build environment has no longer restrictions as described above
+HOSTCC		 = $(call before-snow-leopard, "cc", "gcc")
+HOSTCFLAGS	+= $(call before-snow-leopard, "-traditional-cpp")
+HOSTLDFLAGS	+= $(call before-snow-leopard, "-multiply_defined suppress")
 else
 HOSTCC		= gcc
 endif
@@ -112,7 +120,12 @@ sinclude $(OBJTREE)/include/autoconf.mk
 
 # Some architecture config.mk files need to know what CPUDIR is set to,
 # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
-CPUDIR=cpu/$(CPU)
+# Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
+# CPU-specific code.
+CPUDIR=arch/$(ARCH)/cpu/$(CPU)
+ifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR)))
+CPUDIR=arch/$(ARCH)/cpu
+endif
 
 sinclude $(TOPDIR)/arch/$(ARCH)/config.mk	# include architecture dependend rules
 sinclude $(TOPDIR)/$(CPUDIR)/config.mk		# include  CPU	specific rules
@@ -178,14 +191,6 @@ endif
 
 CFLAGS += $(call cc-option,-fno-stack-protector)
 
-# avoid trigraph warnings while parsing pci.h (produced by NIOS gcc-2.9)
-# this option have to be placed behind -Wall -- that's why it is here
-ifeq ($(ARCH),nios)
-ifeq ($(findstring 2.9,$(shell $(CC) --version)),2.9)
-CFLAGS := $(CPPFLAGS) -Wall -Wno-trigraphs
-endif
-endif
-
 # $(CPPFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
 # option to the assembler.
 AFLAGS_DEBUG :=