Can a Bourn Shell Script put itself in the background?

Chris Rees utisoft at
Sat Jun 6 16:16:32 UTC 2009

2009/6/6 Martin McCormick <martin at>:

> This also works in Linux's /bin/sh which I believe is an alias
> for bash so occasionally little things work differently.

Usually is, but in some it's linked to dash.

Also, you should ONLY use POSIX-compatible commands/extensions in
/bin/sh scripts, or you cause breakage on many systems (including the


A: Because it messes up the order in which people normally read text.
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