随着代码量增加和逻辑的复杂度提高，需要专门debug一下，很难一次就写对。
编译
- Makefile
# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2010-2014 Intel Corporation
# binary name
APP = roboteth-tcp
# all source are stored in SRCS-y
SRCS-y := roboteth-tcp.c protocol.c udp.c buffer.c arp.c tcp.c
# Build using pkg-config variables if possible
ifeq ($(shell pkg-config --exists libdpdk && echo 0),0)
all: shared
.PHONY: shared static
shared: build/$(APP)-shared
ln -sf $(APP)-shared build/$(APP)
static: build/$(APP)-static
ln -sf $(APP)-static build/$(APP)
PKGCONF=pkg-config --define-prefix
PC_FILE := $(shell $(PKGCONF) --path libdpdk)
CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
CFLAGS += -DALLOW_EXPERIMENTAL_API
LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
build:
@mkdir -p $@
.PHONY: clean
clean:
rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
test -d build && rmdir -p build || true
else # Build using legacy build system
ifeq ($(RTE_SDK),)
$(error "Please define RTE_SDK environment variable")
endif
# Default target, detect a build directory, by looking for a path with a .config
RTE_TARGET ?= $(notdir $(abspath $(dir $(firstword $(wildcard $(RTE_SDK)/*/.config)))))
include $(RTE_SDK)/mk/rte.vars.mk
ifneq ($(CONFIG_RTE_EXEC_ENV_LINUX),y)
$(error This application can only operate in a linux environment, \
please change the definition of the RTE_TARGET environment variable)
endif
CFLAGS += -O3
CFLAGS += -DALLOW_EXPERIMENTAL_API
CFLAGS += $(WERROR_FLAGS)
include $(RTE_SDK)/mk/rte.extapp.mk
endif
- 编译有一些小错误，修改一下就好
- 调了一上午编译过了，现在是内存泄漏问题
- down在了环形缓冲区这个地方
调不通，肯定有奇奇怪怪的问题找不到。
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