Re: AS_EXIT

[Lars J. Aas]

On Sun, Oct 29, 2000 at 11:29:31PM -0200, Alexandre Oliva wrote:
: On Oct 29, 2000, Pavel Roskin <address@hidden> wrote:
: > Also we could have smarter AS_EXIT that would expand to ":; exit"
: > for 0, "false; exit" for 1 or no argument and "(exit $1); exit" in
: > general case.
: 
: I have mixed feelings about that.  Even though the resulting script
: may get a little bit cleaner, it doesn't follow that it's easier to
: understand (not everybody will immediately get that `:' and `false'

How about `true' and `false'?

: will set the exit status we want to exit), and it would make the
: implementation of the macro more complicated.

Not much:

  { m4_case([$1], 0, [true; exit],
            [$1], 1, [false; exit],
            [(exit $1); exit]) }

  Lars J