#   BSD LICENSE
#
#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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#   modification, are permitted provided that the following conditions
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#
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#       notice, this list of conditions and the following disclaimer.
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#       distribution.
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#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#
# toolchain:
#
#   - define CC, LD, AR, AS, ... (overriden by cmdline value)
#   - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
#   - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
#   - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
#

ifeq ($(KERNELRELEASE),)
CC        = $(CROSS)clang
else
CC        = $(CROSS)gcc
endif
CPP       = $(CROSS)cpp
# for now, we don't use as but nasm.
# AS      = $(CROSS)as
AS        = nasm
AR        = $(CROSS)ar
LD        = $(CROSS)ld
OBJCOPY   = $(CROSS)objcopy
OBJDUMP   = $(CROSS)objdump
STRIP     = $(CROSS)strip
READELF   = $(CROSS)readelf
GCOV      = $(CROSS)gcov

ifeq ("$(origin CC)", "command line")
HOSTCC    = $(CC)
else
HOSTCC    = clang
endif
HOSTAS    = as

TOOLCHAIN_ASFLAGS =
TOOLCHAIN_CFLAGS =
TOOLCHAIN_LDFLAGS =

WERROR_FLAGS := -W -Wall -Werror -Wstrict-prototypes -Wmissing-prototypes
WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
WERROR_FLAGS += -Wnested-externs -Wcast-qual
WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
WERROR_FLAGS += -Wundef -Wwrite-strings

# process cpu flags
include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk

export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS