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Re: set -- `echo $foo; exit 1` doesn't return the exit code 1


From: Paul Jarc
Subject: Re: set -- `echo $foo; exit 1` doesn't return the exit code 1
Date: Fri, 19 Apr 2002 11:13:35 -0400
User-agent: Gnus/5.090006 (Oort Gnus v0.06) Emacs/21.2 (i686-pc-linux-gnu)

Roland Roeder <address@hidden> wrote:
>    set -- `echo $foo; exit 1`
>
>    doesn't return the exit code 1. I don't know, whether this is
>    defined in any standard.

It isn't, AFAICT.  The set command itself succeeded, so its exit
status is 0.  But this works for me (tested with /bin/sh on Linux,
FreeBSD, NetBSD, OpenBSD, and Solaris):
x=`echo $foo; exit 1`
The exit status of this command is 1.  Then you can do "set -- $x".


paul



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