17 lines
598 B
Plaintext
17 lines
598 B
Plaintext
dnl @ ../doc/m4.texinfo:4879: 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.
|
|
define(`f', `ifelse(`$1', `0', `Answer: 0!=1
|
|
', eval(`$1>1'), `0', `Answer: $2$1=eval(`$2$1')
|
|
', `m4wrap(`f(decr(`$1'), `$2$1*')')')')
|
|
dnl @result{}
|
|
f(`10')
|
|
dnl @result{}
|
|
dnl @result{}Answer: 10*9*8*7*6*5*4*3*2*1=3628800
|