smartconfig.h: No such file or directory

• 报错信息： wifi.c:20:31: fatal error: smart/smartconfig.h: No such file or directory

  wifi.c:20:31: fatal error: smart/smartconfig.h: No such file or directory
  #include "smart/smartconfig.h"
                              ^
  compilation terminated.
  ../../Makefile:422: recipe for target '.output/eagle/debug/obj/wifi.o' failed
  make[2]: *** [.output/eagle/debug/obj/wifi.o] Error 1
  make[2]: Leaving directory '/root/workspace/app/modules'
  ../Makefile:380: recipe for target '.subdirs' failed
  make[1]: *** [.subdirs] Error 2
  make[1]: Leaving directory '/root/workspace/app'
  Makefile:380: recipe for target '.subdirs' failed
  make: *** [.subdirs] Error 2
  script returned exit code 2

• 解决方法： 目前看来，这是 nodemcu-firmware 的一个 bug，官方已经在 dev 分支修复了这个问题，如果你不想使用 dev 分支，可以手动修改 app/modules/wifi.c 文件，将 #include "smart/smartconfig.h" 修改为 #include "smartconfig.h"。更多信息请参考这个 issues 2928。

recipe for target ‘.subdirs’ failed

• 报错信息： Makefile:380: recipe for target ‘.subdirs’ failed

  Traceback (most recent call last):
  File "/root/workspace/tools/toolchains/esptool.py", line 37, in <module>
      import serial
  ImportError: No module named serial
  ../Makefile:264: recipe for target '.output/eagle/debug/bin/eagle.app.v6.bin' failed
  make[1]: *** [.output/eagle/debug/bin/eagle.app.v6.bin] Error 1
  make[1]: Leaving directory '/root/workspace/app'
  Makefile:380: recipe for target '.subdirs' failed
  make: *** [.subdirs] Error 2

• 解决方法： 很可能是编译链工具不完整，请重新克隆 nodemcu-firmware 仓库，一定要使用 git clone 而不是 zip download。