Re: something like PIPESTATUS for x="x$(false)$(true)"

[Eli Schwartz]

On 10/31/19 6:57 PM, Peng Yu wrote:
> The following example shows that bash can only get the last status code.
> 
> Is it better to haveing sometiing like PIPESTATUS to be able to get
> all the status codes? Thanks.
> 
> $ x="x$(false)"
> $ echo $?
> 1
> $ x="x$(false)$(true)"
> $ echo $?
> 0

Why not just use

$ x="x$(false)"
$ echo $?
1
$ x="$x$(true)"
$ echo $?
0

Why does bash itself need a new feature for this?

pipes, at least, do something special which you cannot really get back
statuses from without something like PIPESTATUS, don't they?

-- 
Eli Schwartz
Arch Linux Bug Wrangler and Trusted User

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