[Info-vax] Marketing ideas for VSI ?
johnson.eric at gmail.com
johnson.eric at gmail.com
Mon Dec 17 06:37:32 EST 2018
On Sunday, December 16, 2018 at 8:22:53 PM UTC-5, Dave Froble wrote:
> Logicals can be very helpful. They can also be abused. The following
> is an example of what I consider a decent use of logical names, and it
> is very helpful with finding, accessing, building executables, and such.
I actually still like logicals and kind of miss them!
One possibility to consider is that on at least on Linux, it's possible
to create a library that can intercept calls to things like open, creat,
stat, and the like so that one could implement your own notion of
logicals on at least a per process basis.
Once you intercept all the right routines then it really works for
everything - including bash itself!
I suspect that the packages offered by places like Sector7 or
Transsoft employ this technique.
The topic to read up on would be the LD_PRELOAD environment
variable. But then again - all of this also presumes a desire to deal
with C.
EJ
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