98a7ea332b
Fixing typos across dpdk source code using codespell utility. Skipped the ethdev driver's base code fixes to keep the base code intact. Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com> Acked-by: John McNamara <john.mcnamara@intel.com>
111 lines
4.0 KiB
Makefile
111 lines
4.0 KiB
Makefile
# BSD LICENSE
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#
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# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Intel Corporation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# toolchain:
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#
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# - define CC, LD, AR, AS, ... (overridden by cmdline value)
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# - define TOOLCHAIN_CFLAGS variable (overridden by cmdline value)
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# - define TOOLCHAIN_LDFLAGS variable (overridden by cmdline value)
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# - define TOOLCHAIN_ASFLAGS variable (overridden by cmdline value)
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#
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CC = $(CROSS)gcc
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KERNELCC = $(CROSS)gcc
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CPP = $(CROSS)cpp
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# for now, we don't use as but nasm.
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# AS = $(CROSS)as
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AS = nasm
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AR = $(CROSS)ar
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LD = $(CROSS)ld
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OBJCOPY = $(CROSS)objcopy
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OBJDUMP = $(CROSS)objdump
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STRIP = $(CROSS)strip
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READELF = $(CROSS)readelf
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GCOV = $(CROSS)gcov
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ifeq ("$(origin CC)", "command line")
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HOSTCC = $(CC)
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else
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HOSTCC = gcc
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endif
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HOSTAS = as
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TOOLCHAIN_ASFLAGS =
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TOOLCHAIN_CFLAGS =
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TOOLCHAIN_LDFLAGS =
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ifeq ($(CONFIG_RTE_LIBRTE_GCOV),y)
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TOOLCHAIN_CFLAGS += --coverage
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TOOLCHAIN_LDFLAGS += --coverage
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ifeq (,$(findstring -O0,$(EXTRA_CFLAGS)))
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$(warning "EXTRA_CFLAGS doesn't contains -O0, coverage will be inaccurate with optimizations enabled")
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endif
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endif
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WERROR_FLAGS := -W -Wall -Wstrict-prototypes -Wmissing-prototypes
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WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
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WERROR_FLAGS += -Wcast-align -Wnested-externs -Wcast-qual
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WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
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WERROR_FLAGS += -Wundef -Wwrite-strings
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ifeq ($(RTE_DEVEL_BUILD),y)
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WERROR_FLAGS += -Werror
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endif
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# There are many issues reported for strict alignment architectures
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# which are not necessarily fatal. Report as warnings.
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ifeq ($(CONFIG_RTE_ARCH_STRICT_ALIGN),y)
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WERROR_FLAGS += -Wno-error=cast-align
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endif
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# process cpu flags
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include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
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# workaround GCC bug with warning "missing initializer" for "= {0}"
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ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
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WERROR_FLAGS += -Wno-missing-field-initializers
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endif
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# workaround GCC bug with warning "may be used uninitialized"
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ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
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WERROR_FLAGS += -Wno-uninitialized
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endif
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ifeq ($(shell test $(GCC_VERSION) -gt 70 && echo 1), 1)
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# Tell GCC only to error for switch fallthroughs without a suitable comment
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WERROR_FLAGS += -Wimplicit-fallthrough=2
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# Ignore errors for snprintf truncation
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WERROR_FLAGS += -Wno-format-truncation
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endif
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export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
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export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS
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