Article View: gnu.bash.bug
Article #299return values of the function and pipe
From: Drazen Borkovic
Date: Tue, 11 Jul 1989 16:27
Date: Tue, 11 Jul 1989 16:27
41 lines
1386 bytes
1386 bytes
There are 2 problems:
1. Return from a function doesn't work correctly.
Value returned from the function is not correct.
2. Value returned by the pipe is not correct.
This was bash version 1.02.
=========================================================
Script started on Tue Jul 11 09:17:54 1989
> type pushd
pushd is a function
pushd () {
local st ; builtin pushd $1 ; st=$? ; stripe ; return $st
}
> pushd JUNK.DIR ; echo $?
JUNK.DIR: No such file or directory
can only `return' from a function
> pushd JUNK.DIR
JUNK.DIR: No such file or directory
can only `return' from a function
> echo $?
0
> pushd c ; echo $?
~/c ~
can only `return' from a function
>
>
> cd ..
> grep JUNK Maxa ; echo $?
1
> cat Maxa | grep JUNK ; echo $?
0
>
>
> exit
script done on Tue Jul 11 09:19:20 1989
=========================================================
Drazen Borkovic
CS dept, Caltech 256-80, Pasadena CA 91125
drazen@vlsi.caltech.edu
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!VLSI.CALTECH.EDU!drazen From: drazen@VLSI.CALTECH.EDU (Drazen Borkovic) Newsgroups: gnu.bash.bug Subject: return values of the function and pipe Message-ID: <8907111627.AA08421@vlsi.caltech.edu> Date: 11 Jul 89 16:27:22 GMT Sender: daemon@tut.cis.ohio-state.edu Distribution: gnu Organization: GNUs Not Usenet Lines: 41