應該是根據執行者判斷
$ ls -l
-rw-r--r-- 1 baozi staff 130 2 19 16:40 some_passwd
$ [ -x some_passwd ] && echo "yes" || echo "no"
no
#給group、other添加x權限，user沒有x權限
$ chmod g+x,o+x some_passwd
$ ls -l
-rw-r-xr-x 1 baozi staff 130 2 19 16:40 some_passwd
$ [ -x some_passwd ] && echo "yes" || echo "no"
no
