use call-process instead of shell-command.
tree811ada856d117b463cccf0e3b5ec40f9d08af62c
-rw-r--r-- 92 .gitignore
-rw-r--r-- 35147 LICENSE
-rw-r--r-- 411 README.org
-rw-r--r-- 1316 goldendict.el