Op 18-10-16 om 00:15 schreef Martijn Dekker:
> Turns out you don't actually have to read ${.sh.subshell} twice: it is
> the output redirection within a command substitution that kills
> ${.sh.subshell}. This is finally starting to make some sense now.
>
> $ echo $( (: 1>&1; echo ${.sh.subshell}) )
Op 17-10-16 om 22:58 schreef Martijn Dekker:
> But look what happens if you add a redirection, even a no-op one like 1>&1:
>
> $ echo $( (echo ${.sh.subshell} 1>&1; echo ${.sh.subshell} 1>&1) )
> 2 0
Turns out you don't actually have to read ${.sh.subshell} twice: it is
the output redirection wit
Op 17-10-16 om 21:40 schreef Martijn Dekker:
> I need this capability for my shell library to support ksh93. If anyone
> can think of any workarounds, please let me know.
Of course I can't just let stuff like this go...
The bug occurs under really bizarrely specific circumstances.
This works fin
