CMAKE_MAKE_PROGRAM is not set. You probably need to select a different build tool.

在使用cmake编译opencv时，出现了以下错误：
CMAKE_MAKE_PROGRAM is not set. You probably need to select a different build tool.
解决办法：
1、查找mingw32-make.exe所在路径；

2、将CMAKE_MAKE_PROGRAM 项设置为mingw32-make.exe所在路径，再次点击Configure便可。