Changes to m4/examples/forloop.m4,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      06/10/19 16:19:20

Index: examples/forloop.m4
===================================================================
RCS file: /sources/m4/m4/examples/forloop.m4,v
retrieving revision 1.1.1.2
retrieving revision 1.2
diff -u -b -r1.1.1.2 -r1.2
--- examples/forloop.m4 17 Feb 2000 03:09:47 -0000      1.1.1.2
+++ examples/forloop.m4 19 Oct 2006 16:19:20 -0000      1.2
@@ -1,10 +1,6 @@
-divert(-1)
-# forloop(i, from, to, stmt)
-
-define(`forloop', `pushdef(`$1', `$2')_forloop(`$1', `$2', `$3', 
`$4')popdef(`$1')')
+divert(`-1')
+# forloop(var, from, to, stmt) - simple version
+define(`forloop', `pushdef(`$1', `$2')_forloop($@)popdef(`$1')')
 define(`_forloop',
-       `$4`'ifelse($1, `$3', ,
-                        `define(`$1', incr($1))_forloop(`$1', `$2', `$3', 
`$4')')')
-divert
-forloop(`x', 1, 10, `2**x = eval(2**x)
-')
+       `$4`'ifelse($1, `$3', `', `define(`$1', incr($1))$0($@)')')
+divert`'dnl