building with make fails when the path of source directory contains whitespace

[LuKuangChen]

Path: /home/lukc/white space/Grift/src/backend-c/runtime

The most interesting part in error:

machine `space/Grift/src/backend-c/runtime/boehm-gc' not recognized

Full error:

cd src/backend-c/runtime/; make
make[1]: Entering directory '/home/lukc/white space/Grift/src/backend-c/runtime'
PWD=`pwd`; cd boehm-gc; ./configure --prefix=/home/lukc/white space/Grift/src/backend-c/runtime/boehm-gc-install
configure: WARNING: you should use --build, --host, --target
configure: WARNING: invalid host type: space/Grift/src/backend-c/runtime/boehm-gc-install
checking build system type... Invalid configuration `space/Grift/src/backend-c/runtime/boehm-gc-install': machine `space/Grift/src/backend-c/runtime/boehm-gc' not recognized
configure: error: /bin/bash ./config.sub space/Grift/src/backend-c/runtime/boehm-gc-install failed
Makefile:4: recipe for target 'boehm-gc-install' failed
make[1]: *** [boehm-gc-install] Error 1
make[1]: Leaving directory '/home/lukc/white space/Grift/src/backend-c/runtime'
Makefile:2: recipe for target 'all' failed
make: *** [all] Error 2