[Gnu-arch-users] Re: from a file's point of view

[Samuel Tardieu]

On 22/09, Miles Bader wrote:

| Samuel Tardieu <address@hidden> writes:
| > This could even be abstracted in a function.
| 
| `set' in a function modifies the function's arguments rather than the
| shell-script's.

Sure, but the result of a function can be set'ted:

apply_maybe () {
  res=`$2`
  if test -n "$res"; then
    echo `$1 $res`
  fi
}

set `apply_maybe "$TLA log-ls -f -r" "$TLA logs"`

  Sam