安装指导参见: the 节 called 安装 Expect-5.39.0 在 第 5 章.
Expect (5.39.0):
http://expect.nist.gov/src/
Expect Spawn Patch:
http://www.linuxfromscratch.org/patches/lfs/cvs/expect-5.39.0-spawn.patch
expect 根据脚本与其他交互的程序“交谈”。
Expect 依赖于: Bash, Binutils, Coreutils, Diffutils, GCC, Glibc, Grep, Make, Sed, Tcl.