/usr/bin/expr: 语法错误
NMAKE : fatal error U1077: ▒▒sh▒▒: ▒▒▒ش▒▒롰0x2▒▒
Stop.
make[3]: *** [Makefile:231：generic_build2] 错误 2
make[2]: *** [Makefile:177：fastdebug] 错误 2
make[1]: *** [HotspotWrapper.gmk:45：/cygdrive/d/openjdk-8u40-src-b25-10_feb_2015/openjdk/build/windows-x86_64-normal-server-fastdebug/hotspot/_hotspot.timestamp] 错误 2
make: *** [/cygdrive/d/openjdk-8u40-src-b25-10_feb_2015/openjdk//make/Main.gmk:109：hotspot-only] 错误 2
There should be many of my friends have seen some blog that he tried not been resolved. Then the reference solution to my original blog post:
https://blog.csdn.net/quantum7/article/details/93303756