[OFFTOPIC] Writing binary utilities with GNU poke

[Jose E. Marchesi]

[Yes this is shameless spam, but I thought the topic may be of interest
 for some people here.  poke has not been released yet (we are aiming
 for the summer for a first release) and there are still lots of things
 to do, but it is already useful for many tasks.  Also, maybe someone
 will feel like helping with the development [1]... hacking poke is fun!
 ;)]

"GNU poke is, first and foremost, intended to be used as an interactive
 editor, either directly on the command line or using a graphical user
 interface built on it.  However, since its conception poke was intended
 to also provide a suitable and useful foundation on which other
 programs, the so-called binary utilities, could be written.  At last,
 the development of poke has progressed to a point where we can start
 writing such utilities, and the purpose of this article is to show a
 small, albeit working and useful example of what can be achieved by
 writing a few lines of Poke: an extractor for ELF sections.  [...] "

Full article (and others) at: http://www.jemarch.net/pokology

Salud!

[1] http://www.jemarch.net/poke