Finding where an executable was run from -- a proposal.

[Bruce Ellis]

In article <2920 at emory.uucp> arnold at emory.uucp (Arnold D. Robbins {EUCC}) says:

>The convention used by ksh-i is to put the full pathname used to exec a file
>in the environment variable "_". This makes a lot of sense to me, and seems
>as good an example of prior art as anything else out there. It is also cleaner
>than most of the suggestions we've seen so far in this discussion, not
>requiring any change to the kernel or the C calling conventions.

Very descriptive name that "_".  How about EXECPATH or something more
imaginative?

Disclaimer: what ingot?