cc: [email protected]
Subject: Re: [ast-users] A few read issues
--------

> Hi. While we're on the subject of read, I've been sitting on these for a 
> while.
> 
> The first possible issue involves $'\n' as a field separator. This works in 
> Bash/zsh/mksh for mapping lines to separate members of an array, just not 
> ksh93:
> 
>  $ ( printf %s\\n {a..f} | IFS=$'\n' read -rd '' -A a; typeset -p a )
> typeset -a a=($'a\nb\nc\nd\ne\nf\n')
> 
> The second issue occurs when combining read -N with an assignment directly to 
> an array. Seems easy to reproduce:
> 
>  $ ksh -c 'integer n=0; printf xxx | while read -rN1 "a[n++]"; do :; done'
> Memory fault
> 
> Lastly, a tangentially related question about the FILESCAN feature. Is it 
> intentional for "$@" to expand to a single word in this context?
> 
>  $ ( while <<<$'a b c\nd e f\ng h i'; do printf '<%s> ' "$@"; echo; done )
> <a b c>
> <d e f>
> <g h i>
> 
> Thanks!
> -- 
> Dan Douglas
> _______________________________________________

These should be fixed in the next alpha.

David Korn
[email protected]
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