make --dry-run --always-make --keep-going --print-directory
make: Entering directory '/home/caoyin/doc/jisheng_code/js_customer_code/shenzhen_meng_23000yp/best2300yp_open_source'
make: Leaving directory '/home/caoyin/doc/jisheng_code/js_customer_code/shenzhen_meng_23000yp/best2300yp_open_source'
 
Makefile:191: *** Please specify the target in the command line: T=<targetName>.  Stop.

