Chet Ramey <[email protected]> wrote:
> This is from the ksh93 release documentation:
>
> 1. Functions, defined with name() with ksh-93 are compatible with
> the POSIX standard, not with ksh-88. No local variables are
> permitted, and there is no separate scope. Functions defined
> with the function name syntax, have local variables as in ksh-88
> but are statically scoped as in C so that a function does not
> automatically have access to local variables of the caller.
> This change also affects function traces.
>
> I have to check my ksh88 book, but I believe that ksh88 functions had
> local scope for traps and options as well as variables.
ksh88 has POSIX compliant functions, see:
ksh -c 'a=0; a() { a=12; } ; a; echo $a'
12
Jörg
--
EMail:[email protected] (home) Jörg Schilling D-13353 Berlin
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