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SubjectRe: behavior of overwriting running executables?
> On Wed, 15 May 1996, Marty Leisner wrote:
> > If I write to a running program, I get "text file busy".
> >
> > I think sunos seamlessly moves the executable to an unnamed inode, leaving a reference to
> > it while its running, then transparently does an unlink when its done.
> SGI's Irix allows the program to be overwritten, but causes the running
> program to core-dump !


with linux, I noticed that you always can do
"rm <orig.program>; cp <your.program> <orig.progam>"
and never see any crashes.


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