使用外部库将Make转换为CMake

时间：2016-05-12 15:18:51

标签： c makefile cmake aws-iot

对不起，我是新手制作和CMake，但我试图将此示例AWS IoT转换为CMake。除了包含mbedTLS库之外，我还成功完成了其中的大部分工作。它看起来像是该库的子品牌，然后它被包含在内。

任何线索都会受到赞赏，或进一步阅读该主题。

#This target is to ensure accidental execution of Makefile as a bash script will not execute commands like rm in unexpected directories and exit gracefully.
.prevent_execution:
    exit 0

CC = gcc

#remove @ for no make command prints
DEBUG = @

APP_DIR = .
APP_INCLUDE_DIRS += -I $(APP_DIR)
APP_NAME = subscribe_publish_sample
APP_SRC_FILES = $(APP_NAME).c

#IoT client directory
IOT_CLIENT_DIR = ../../..

PLATFORM_DIR = $(IOT_CLIENT_DIR)/platform/linux/mbedtls
PLATFORM_COMMON_DIR = $(IOT_CLIENT_DIR)/platform/linux/common

IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/include
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/external_libs/jsmn
IOT_INCLUDE_DIRS += -I $(PLATFORM_COMMON_DIR)
IOT_INCLUDE_DIRS += -I $(PLATFORM_DIR)

IOT_SRC_FILES += $(shell find $(IOT_CLIENT_DIR)/src/ -name '*.c')
IOT_SRC_FILES += $(shell find $(IOT_CLIENT_DIR)/external_libs/jsmn -name '*.c')
IOT_SRC_FILES += $(shell find $(PLATFORM_DIR)/ -name '*.c')
IOT_SRC_FILES += $(shell find $(PLATFORM_COMMON_DIR)/ -name '*.c')

#TLS - mbedtls
MBEDTLS_DIR = $(IOT_CLIENT_DIR)/external_libs/mbedTLS
TLS_LIB_DIR = $(MBEDTLS_DIR)/library
TLS_INCLUDE_DIR = -I $(MBEDTLS_DIR)/include
EXTERNAL_LIBS += -L$(TLS_LIB_DIR)
LD_FLAG += -Wl,-rpath,$(TLS_LIB_DIR)
LD_FLAG += -ldl $(TLS_LIB_DIR)/libmbedtls.a $(TLS_LIB_DIR)/libmbedcrypto.a $(TLS_LIB_DIR)/libmbedx509.a -lpthread

#Aggregate all include and src directories
INCLUDE_ALL_DIRS += $(IOT_INCLUDE_DIRS)
INCLUDE_ALL_DIRS += $(TLS_INCLUDE_DIR)
INCLUDE_ALL_DIRS += $(APP_INCLUDE_DIRS)

SRC_FILES += $(APP_SRC_FILES)
SRC_FILES += $(IOT_SRC_FILES)

# Logging level control
LOG_FLAGS += -DIOT_DEBUG
LOG_FLAGS += -DIOT_INFO
LOG_FLAGS += -DIOT_WARN
LOG_FLAGS += -DIOT_ERROR

COMPILER_FLAGS += $(LOG_FLAGS)
#If the processor is big endian uncomment the compiler flag
#COMPILER_FLAGS += -DREVERSED

MBED_TLS_MAKE_CMD = cd $(MBEDTLS_DIR) && make

PRE_MAKE_CMD = $(MBED_TLS_MAKE_CMD)
MAKE_CMD = $(CC) $(SRC_FILES) $(COMPILER_FLAGS) -o $(APP_NAME) $(LD_FLAG) $(EXTERNAL_LIBS) $(INCLUDE_ALL_DIRS)

all:
    $(PRE_MAKE_CMD)
    $(DEBUG)$(MAKE_CMD)
    $(POST_MAKE_CMD)

clean:
    rm -f $(APP_DIR)/$(APP_NAME)
    $(MBED_TLS_MAKE_CMD) clean

这是我到目前为止所做的。

cmake_minimum_required(VERSION 3.5)
project(Gateway)

include_directories("${PROJECT_BINARY_DIR}" "external_libs/jsmin" "platform/linux/mbedtls" "platform/linux/common" "include")

set(SOURCE_FILES subscribe_publish_sample.c)

file(GLOB IOT_CLIENT_SOURCES "src/*.c")
file(GLOB IOT_CLIENT_EXTERNAL_SOURCES "external_libs/jsmn/*.c")
file(GLOB PLATFORM_SOURCES "platform/linux/mbedtls/*.c")
file(GLOB PLATFORM_COMMON_SOURCES "platform/linux/common/*.c")

add_executable(Gateway ${SOURCE_FILES} ${IOT_CLINT_SOURCES} ${IOT_CLIENT_EXTERNAL_SOURCES} ${PLATFORM_SOURCES} ${PLATFORM_COMMON_SOURCES})

https://github.com/aws/aws-iot-device-sdk-embedded-C

1 个答案:

答案 0 :(得分：1)

Aprox文件夹结构：

aws_iot
 | - embedded C sdk folders
 | - .... 
sample
 | - include
     | - aws_iot_config.h
 | - src
     | - subscribe_publish_sample.c

原始Makefile（更新版本）

.prevent_execution:
    exit 0
#This target is to ensure accidental execution of Makefile as a bash script will not execute commands like rm in unexpected directories and exit gracefully.

CC = gcc

#remove @ for no make command prints
DEBUG=@

APP_DIR = .
APP_INCLUDE_DIRS += -I $(APP_DIR)
APP_NAME=subscribe_publish_sample
APP_SRC_FILES=$(APP_NAME).c

#IoT client directory
IOT_CLIENT_DIR=../../aws_iot_src
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/utils

PLATFORM_DIR = $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
PLATFORM_COMMON_DIR = $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
IOT_SRC_FILES += $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/aws_iot_mqtt_embedded_client_wrapper.c
IOT_SRC_FILES += $(shell find $(PLATFORM_DIR)/ -name '*.c')
IOT_SRC_FILES += $(shell find $(PLATFORM_COMMON_DIR)/ -name '*.c')

#MQTT Paho Embedded C client directory
MQTT_DIR = ../../aws_mqtt_embedded_client_lib
MQTT_C_DIR = $(MQTT_DIR)/MQTTClient-C/src
MQTT_EMB_DIR = $(MQTT_DIR)/MQTTPacket/src

MQTT_INCLUDE_DIR += -I $(MQTT_EMB_DIR)
MQTT_INCLUDE_DIR += -I $(MQTT_C_DIR)

MQTT_SRC_FILES += $(shell find $(MQTT_EMB_DIR)/ -name '*.c')
MQTT_SRC_FILES += $(MQTT_C_DIR)/MQTTClient.c


#TLS - openSSL
TLS_LIB_DIR = /usr/lib/
TLS_INCLUDE_DIR = -I /usr/include/openssl
EXTERNAL_LIBS += -L$(TLS_LIB_DIR)
LD_FLAG := -ldl -lssl -lcrypto
LD_FLAG += -Wl,-rpath,$(TLS_LIB_DIR)

#Aggregate all include and src directories
INCLUDE_ALL_DIRS += $(IOT_INCLUDE_DIRS) 
INCLUDE_ALL_DIRS += $(MQTT_INCLUDE_DIR) 
INCLUDE_ALL_DIRS += $(TLS_INCLUDE_DIR)
INCLUDE_ALL_DIRS += $(APP_INCLUDE_DIRS)

SRC_FILES += $(MQTT_SRC_FILES)
SRC_FILES += $(APP_SRC_FILES)
SRC_FILES += $(IOT_SRC_FILES)

# Logging level control
LOG_FLAGS += -DIOT_DEBUG
LOG_FLAGS += -DIOT_INFO
LOG_FLAGS += -DIOT_WARN
LOG_FLAGS += -DIOT_ERROR


COMPILER_FLAGS += -g
COMPILER_FLAGS += $(LOG_FLAGS)
#If the processor is big endian uncomment the compiler flag
#COMPILER_FLAGS += -DREVERSED

MAKE_CMD = $(CC) $(SRC_FILES) $(COMPILER_FLAGS) -o $(APP_NAME) $(LD_FLAG) $(EXTERNAL_LIBS) $(INCLUDE_ALL_DIRS)

all:
    $(PRE_MAKE_CMD)
    $(DEBUG)$(MAKE_CMD)
    $(POST_MAKE_CMD)

clean:
    rm -f $(APP_DIR)/$(APP_NAME)

转换CMakeLists.txt 

cmake_minimum_required(VERSION 2.8.3)
project(sample)


# Setup appropriate path to C SDK
set(AWS_IOT_ROOT_DIR ../aws_iot)

#IoT client directory
#> IOT_CLIENT_DIR=../../aws_iot_src
set(IOT_CLIENT_DIR ${AWS_IOT_ROOT_DIR}/aws_iot_src)

#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt
#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper
#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux
#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
#> IOT_INCLUDE_DIRS += -I $(IOT_CLIENT_DIR)/utils
include_directories(
    ${IOT_CLIENT_DIR}/protocol/mqtt
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
    ${IOT_CLIENT_DIR}/utils
)


#> PLATFORM_DIR = $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
set(PLATFORM_DIR ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl)

#> PLATFORM_COMMON_DIR = $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
set(PLATFORM_COMMON_DIR ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common)

#> IOT_SRC_FILES += $(IOT_CLIENT_DIR)/protocol/mqtt/aws_iot_embedded_client_wrapper/aws_iot_mqtt_embedded_client_wrapper.c
#> IOT_SRC_FILES += $(shell find $(PLATFORM_DIR)/ -name '*.c')
#> IOT_SRC_FILES += $(shell find $(PLATFORM_COMMON_DIR)/ -name '*.c')
file(GLOB IOT_SRC_FILES
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/aws_iot_mqtt_embedded_client_wrapper.c
    ${PLATFORM_DIR}/*.c
    ${PLATFORM_COMMON_DIR}/*.c
)

#MQTT Paho Embedded C client directory
#> MQTT_DIR = ../../aws_mqtt_embedded_client_lib
set(MQTT_DIR ${AWS_IOT_ROOT_DIR}/aws_mqtt_embedded_client_lib)

#> MQTT_C_DIR = $(MQTT_DIR)/MQTTClient-C/src
set(MQTT_C_DIR ${MQTT_DIR}/MQTTClient-C/src)

#> MQTT_EMB_DIR = $(MQTT_DIR)/MQTTPacket/src
set(MQTT_EMB_DIR ${MQTT_DIR}/MQTTPacket/src)


#> MQTT_SRC_FILES += $(shell find $(MQTT_EMB_DIR)/ -name '*.c')
#> MQTT_SRC_FILES += $(MQTT_C_DIR)/MQTTClient.c
file(GLOB MQTT_SRC_FILES
    ${MQTT_EMB_DIR}/*.c
    ${MQTT_C_DIR}/MQTTClient.c
)

#TLS - openSSL
#> TLS_LIB_DIR = /usr/lib/
#> TLS_INCLUDE_DIR = -I /usr/include/openssl
set(TLS_INCLUDE_DIR /usr/include/openssl)
find_package(OpenSSL REQUIRED openssl)

# this just for debug purpose
message("OPENSSL_ROOT_DIR is  ${OPENSSL_ROOT_DIR}")
message("OPENSSL_LIBRARIES is  ${OPENSSL_LIBRARIES}")


#Aggregate all include and src directories
#> MQTT_INCLUDE_DIR += -I $(MQTT_EMB_DIR)
#> MQTT_INCLUDE_DIR += -I $(MQTT_C_DIR)
#> INCLUDE_ALL_DIRS += $(IOT_INCLUDE_DIRS) 
#> INCLUDE_ALL_DIRS += $(MQTT_INCLUDE_DIR) 
#> INCLUDE_ALL_DIRS += $(TLS_INCLUDE_DIR)
#> INCLUDE_ALL_DIRS += $(APP_INCLUDE_DIRS)
include_directories(
    include
    ${TLS_INCLUDE_DIR}
    ${MQTT_EMB_DIR}
    ${MQTT_C_DIR}
) 


#> SRC_FILES += $(MQTT_SRC_FILES)
#> SRC_FILES += $(APP_SRC_FILES)
set(SOURCE_FILES
    ${IOT_SRC_FILES}
    ${MQTT_SRC_FILES}
)


#> MAKE_CMD = $(CC) $(SRC_FILES) $(COMPILER_FLAGS) -o $(APP_NAME) $(LD_FLAG) $(EXTERNAL_LIBS) $(INCLUDE_ALL_DIRS)
add_executable(subscribe_publish_sample src/subscribe_publish_sample.c ${SOURCE_FILES})
target_link_libraries(subscribe_publish_sample ${OPENSSL_LIBRARIES} )

看看这个CMakeLists.txt 

cmake_minimum_required(VERSION 2.8.3)
project(sample)

# Define correct path to embedded C sdk
set(AWS_IOT_ROOT_DIR  ../aws_iot)
set(IOT_CLIENT_DIR  ${AWS_IOT_ROOT_DIR}/aws_iot_src)
include_directories(
    ${IOT_CLIENT_DIR}/protocol/mqtt
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl
    ${IOT_CLIENT_DIR}/utils
)

set(MQTT_DIR ${AWS_IOT_ROOT_DIR}/aws_mqtt_embedded_client_lib)
set(MQTT_C_DIR ${MQTT_DIR}/MQTTClient-C/src)
set(MQTT_EMB_DIR ${MQTT_DIR}/MQTTPacket/src)

include_directories(
    ${MQTT_EMB_DIR}
    ${MQTT_C_DIR}
)


set(TLS_INCLUDE_DIR /usr/include/openssl)
include_directories(
    include
    ${TLS_INCLUDE_DIR}
)

set(PLATFORM_DIR ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/openssl)
set(PLATFORM_COMMON_DIR ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/platform_linux/common)
file(GLOB IOT_SRC_FILES
    ${IOT_CLIENT_DIR}/protocol/mqtt/aws_iot_embedded_client_wrapper/aws_iot_mqtt_embedded_client_wrapper.c
    ${PLATFORM_DIR}/*.c
    ${PLATFORM_COMMON_DIR}/*.c
    )

file(GLOB MQTT_SRC_FILES
    ${MQTT_EMB_DIR}/*.c
    ${MQTT_C_DIR}/MQTTClient.c
    )

set(SOURCE_FILES
    ${IOT_SRC_FILES}
    ${MQTT_SRC_FILES})

find_package(OpenSSL REQUIRED openssl)

add_executable(subscribe_publish_sample src/subscribe_publish_sample.c ${SOURCE_FILES})
target_link_libraries(subscribe_publish_sample ${OPENSSL_LIBRARIES} )
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