On 10-Aug-05, 13:38 (CDT), Philip Brown <[EMAIL PROTECTED]> wrote:
> > [1] Useful fragment for cross platform shell scripts:
> >
> > #!/bin/sh
> > # Do the Solaris Dance:
> > if [ ! -d ~root ] ; then
> > exec /usr/xpg4/bin/sh $0 "$@"
> > fi
> >
>
> sigh.. okay, my "correction" had bugs, too :-)
> better as
>
>
> if [ ! -d ~root -a -x /usr/xpg4/bin/sh ] ; then
>
No, because that will let the script continue if there is no POSIX shell
available. You want it to exit immediately, rather than randomly fail
when you hit unsupported functionality.
As a practical matter, any modern Solaris (>=7, probably even 2.6 and 2.5)
machine has /usr/xpg4/bin/sh installed.
Steve
--
Steve Greenland
The irony is that Bill Gates claims to be making a stable operating
system and Linus Torvalds claims to be trying to take over the
world. -- seen on the net
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