I've run into that. There was a problem with the OSF/1 /bin/sh that caused "$@" to expand to a single empty argument if there are no arguments, rather than to a

I've run into that. There was a problem with the OSF/1 /bin/sh that caused "$@" to expand to a single empty argument if there are no arguments, rather than to an empty list as it should. I just now removed a workaround for that problem from one of my scripts, 17 years after I added it. https://en.wikipedia.org/wiki/OSF/1 https://en.wikipedia.org/wiki/OSF/1