this is a sample for mbed(LPC1768)

Revision:
0:3163adfd2cf1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Release/sources.mk	Thu Nov 19 10:17:55 2015 +0800
@@ -0,0 +1,56 @@
+################################################################################
+# Automatically-generated file. Do not edit!
+################################################################################
+
+ASM_SRCS := 
+O_UPPER_SRCS := 
+CPP_SRCS := 
+S_UPPER_SRCS := 
+O_SRCS := 
+ELF_SRCS := 
+C_UPPER_SRCS := 
+CXX_SRCS := 
+C++_SRCS := 
+CC_SRCS := 
+AR_SRCS := 
+EEP_SRCS := 
+C_SRCS := 
+C_UPPER_DEPS := 
+C_DEPS := 
+AR := 
+EEP := 
+FLASH_IMAGE := 
+CC_DEPS := 
+AR_OBJ := 
+C++_DEPS := 
+LINK_OBJ := 
+CXX_DEPS := 
+ASM_DEPS := 
+SIZEDUMMY := 
+S_UPPER_DEPS := 
+ELF := 
+CPP_DEPS := 
+
+# Every subdirectory with source files must be described here
+SUBDIRS := \
+serialization_lib \
+mbed/variant/hal/TARGET_NXP/TARGET_LPC176X \
+mbed/variant/cmsis/TARGET_NXP/TARGET_LPC176X \
+mbed/variant/cmsis/TARGET_NXP/TARGET_LPC176X/TOOLCHAIN_GCC_ARM \
+mbed/core/common \
+. \
+MQTT/MQTTPacket \
+Libraries/rtos_TARGET_M3/TOOLCHAIN_GCC \
+Libraries/rtos/rtx \
+Libraries/rtos/rtos \
+Libraries/EthernetInterface_TARGET_NXPLPC1768 \
+Libraries/EthernetInterface/lwip-sys/arch \
+Libraries/EthernetInterface/lwip/netif \
+Libraries/EthernetInterface/lwip/netif/ppp \
+Libraries/EthernetInterface/lwip/core \
+Libraries/EthernetInterface/lwip/core/snmp \
+Libraries/EthernetInterface/lwip/core/ipv4 \
+Libraries/EthernetInterface/lwip/api \
+Libraries/EthernetInterface/Socket \
+Libraries/EthernetInterface \
+