For installation instructions see the Section called Installing Ed-0.2 in Chapter 6.
Ed (0.2):
ftp://ftp.gnu.org/gnu/ed/
Ed Mkstemp Patch:
http://www.linuxfromscratch.org/patches/lfs/5.0/ed-0.2-mkstemp.patch
(Last checked against version 0.2.)
GNU ed is an 8-bit clean, POSIX-compliant line editor.
Installed programs: ed and red (link to ed)
ed is a line-oriented text editor. It can be used to create, display, modify and otherwise manipulate text files.
red is a restricted ed -- it can only edit files in the current directory and cannot execute shell commands.
(Last checked against version 0.2.)
Bash: sh
Binutils: ar, as, ld, ranlib
Coreutils: cat, chmod, cp, hostname, install, ln, mv, rm, touch, tr
Diffutils: cmp
GCC: cc1, collect2, cpp, gcc
Grep: egrep, grep
Make: make
Sed: sed