Re: [OE-core] trivial(?) question about post-installation scripts

["rpjday@crashcourse.ca" <rpjday@crashcourse.ca>]

On Sat, 4 Apr 2020, Richard Purdie wrote:

> On Sat, 2020-04-04 at 05:52 -0400, rpjday@crashcourse.ca wrote:
> >   still working my way through the YP docs and, in dev manual,
> > 3.3.19,
> > "Post-Installation Scripts", one reads the final note:
> >
> > "Equivalent support for pre-install, pre-uninstall, and post-
> > uninstall
> > scripts exist by way of pkg_preinst, pkg_prerm, and pkg_postrm,
> > respectively. These scrips work in exactly the same way as does
> > pkg_postinst with the exception that they run at different times.
> > Also, because of when they run, they are not applicable to being run
> > at image creation time like pkg_postinst."
> >
> >   i'm confused ... why would a pkg_preinst script not be applicable
> > to
> > being run at image creation time? or am i misreading that?
> >
> >   i'll probably have more questions about these scripts as i dig
> > further into them.
>
> I think however wrote it misunderstood. prerm and postrm are unlikely
> to run at image install time (but can if packages are removed). preinst
> will run.

  i assumed as much (that preinst is perfectly capable of running at
image creation time). i may rewrite that section once i actually
understand it in its entirety -- it's definitely a bit confusing at
the moment.

rday