Snappifying a big toplevel program

Michael Terry michael.terry at canonical.com
Mon Feb 23 17:29:53 UTC 2015


On Mon, Feb 23, 2015 at 12:19 PM, Oliver Grawert <ogra at ubuntu.com> wrote:

> hi,
> Am Montag, den 23.02.2015, 12:04 -0500 schrieb Michael Terry:
>
> >
> > I gathered there is still some work to do on those properties?  Is
> > that effort something that could use an extra hand, or is it already
> > well along?
>
> nothing exists yet ... your best bet currently is LD_LIBRARY_PATH and
> the SNAPPY_* vars (and some scripting around it)
>

Ouch.  LD_LIBRARY_PATH doesn't cover much, as I mentioned in my first
email.  Libraries & scripts often call outside executables with a full
path.  And any data files referenced by libraries/programs tend to have
full paths determined at compile time too.  Which means relying on
LD_LIBRARY_PATH or PATH doesn't buy you much.

What are the SNAPPY_* vars?  (Sorry for newbie questions, I'm coming into
snappy rather fresh, and all the docs I've seen don't go into such
implementation details)

So maybe there is room for LD_PRELOAD path-redirection after all,
especially if overlays are a no-go on the phone.  Unless there are
objections that I'm wasting my time, I'm going to investigate that.

-- 
-mt
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