Hi Zaufi,
* zaufi@xxxxxxxxxxx wrote on Thu, Nov 17, 2005 at 10:59:35PM CET:
>
> I'm trying to write some macro with ability to change its default behaviour
> via redefine 'global' variable. My acinclude.m4 contain my macro definition
> like this:
>
> AC_DEFUN([AX_MEGA],
> [m4_ifdef([AC_DEFAULT_MEGA_ARG], [AC_DEFAULT_MEGA_ARG], [default value])])
^
> dnl Redefine default value hardcoded in macro
> m4_define([AS_DEFAULT_MEGA_ARG], [from configure script])
^
Note also the former can be written shorter as
AC_DEFUN([AX_MEGA],
[m4_default([AC_DEFAULT_MEGA_ARG], [default value])])
Cheers,
Ralf
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