[TUHS] Emacs and undump
dot at dotat.at
Tue Feb 28 01:13:08 AEST 2017
Joerg Schilling <schily at schily.net> wrote:
> BTW: undump(1) has been announced on a Sun User Group in 1987, but the
> next year, SunOS-4.0 came out and made things much harder to implement.
> I did never see an updated undump(1) source that would be able to deal with
> SunOS-4.0 and it's shared libraries. Does it exist?
Emacs uses a thing called "unexec", or rather several things, one for each
OS, with varying complexity and fearsomeness.
The SunOS one was deleted in 2008:
The Solaris one is the easiest, because dldump() is part of the OS:
Of course, the most popular systems (generic ELF, Windows, and Mac OS)
have the most complicated implementations of unexec.
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