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dnl @ ../doc/m4.texi:4902: Origin of test
dnl @ expected status: 0
dnl @ extra options:
dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software
dnl @ Foundation, Inc.
dnl @ This file is free software; the Free Software Foundation
dnl @ gives unlimited permission to copy and/or distribute it
dnl @ with or without modifications, as long as this notice
dnl @ is preserved.
undivert(`wrapfifo.m4')dnl
dnl @result{}dnl Redefine m4wrap to have FIFO semantics.
dnl @result{}define(`_m4wrap_level', `0')dnl
dnl @result{}define(`m4wrap',
dnl @result{}`ifdef(`m4wrap'_m4wrap_level,
dnl @result{} `define(`m4wrap'_m4wrap_level,
dnl @result{} defn(`m4wrap'_m4wrap_level)`$1')',
dnl @result{} `builtin(`m4wrap', `define(`_m4wrap_level',
dnl @result{} incr(_m4wrap_level))dnl
dnl @result{}m4wrap'_m4wrap_level)dnl
dnl @result{}define(`m4wrap'_m4wrap_level, `$1')')')dnl
include(`wrapfifo.m4')
dnl @result{}
m4wrap(`a`'m4wrap(`c
', `d')')m4wrap(`b')
dnl @result{}
dnl @result{}abc
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