[Gnu-arch-users] Re: tla undo file

[Miles Bader]

Dustin Sallings <address@hidden> writes:
>       The latter works in any shell whereas the former only works in bash 
> (and probably some similar modern bourne relatives).  Certainly not in 
> tcsh or sh on my Solaris box:

I believe that $(...) is required for a POSIX-compatible shell[*].
[and like many such constructs originated in ksh (Korn Shell), not bash.]

However it is true that /bin/sh on crufty old systems may not support it
(and in my experience Solaris systems are a common offender).

[*] This seems to be a description:

      http://www.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html

-Miles
-- 
"Though they may have different meanings, the cries of 'Yeeeee-haw!' and
 'Allahu akbar!' are, in spirit, not actually all that different."