Re: [zsh] How to mimic errexit within subshell (or function)?

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From	Geoff Clare <geoff@clare.See-My-Signature.invalid>
Subject	Re: [zsh] How to mimic errexit within subshell (or function)?
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Date	Wed, 2 May 2012 13:51:59 +0100
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Stephane Chazelas wrote:

> 2012-05-01 21:20:38 +0000, kj:
>> 
>> The following scheme doesn't work as expected: despite the set -e
>> (errexit), the subshell does not exit on error (it just goes on to
>> execute the next command):
>> 
>> #!/usr/bin/zsh
>> (
>>   set -e
>>   cmd0...
>>   cmd1...
>>   cmd2...
>>   ...
>>   echo "$0: done" 
>> ) || { echo "$0: failed" && exit 1 }

> Try 
>
> zsh -ec '
>   cmd1
>   cmd2...
> ' || ...

Or try

(
  set -e
  cmd1
  cmd2...
)
test $? -eq 0 || ...

(I don't have zsh, but that works in ksh, bash and dash).

-- 
Geoff Clare <netnews@gclare.org.uk>

Thread

[zsh] How to mimic errexit within subshell (or function)? kj <no.email@please.post> - 2012-05-01 21:20 +0000
  Re: [zsh] How to mimic errexit within subshell (or function)? Stephane Chazelas <stephane.chazelas@gmail.com> - 2012-05-02 07:34 +0100
    Re: [zsh] How to mimic errexit within subshell (or function)? Geoff Clare <geoff@clare.See-My-Signature.invalid> - 2012-05-02 13:51 +0100
      Re: [zsh] How to mimic errexit within subshell (or function)? Stephane Chazelas <stephane.chazelas@gmail.com> - 2012-05-02 14:29 +0100
    Re: [zsh] How to mimic errexit within subshell (or function)? kj <no.email@please.post> - 2012-05-02 19:33 +0000
      Re: [zsh] How to mimic errexit within subshell (or function)? Stephane Chazelas <stephane.chazelas@gmail.com> - 2012-05-02 20:53 +0100
  Re: [zsh] How to mimic errexit within subshell (or function)? Martin Vaeth <vaeth@mathematik.uni-wuerzburg.de> - 2012-05-02 10:30 +0000
    Re: [zsh] How to mimic errexit within subshell (or function)? kj <no.email@please.post> - 2012-05-02 19:09 +0000
      Re: [zsh] How to mimic errexit within subshell (or function)? kj <no.email@please.post> - 2012-05-02 19:12 +0000
      Re: [zsh] How to mimic errexit within subshell (or function)? Stephane Chazelas <stephane.chazelas@gmail.com> - 2012-05-02 20:27 +0100
        Re: [zsh] How to mimic errexit within subshell (or function)? kj <no.email@please.post> - 2012-05-03 18:20 +0000

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