Bump to m4 1.4.19
[platform/upstream/m4.git] / examples / foreach.m4
1 divert(`-1')
2 # foreach(x, (item_1, item_2, ..., item_n), stmt)
3 #   parenthesized list, simple version
4 define(`foreach', `pushdef(`$1')_foreach($@)popdef(`$1')')
5 define(`_arg1', `$1')
6 define(`_foreach', `ifelse(`$2', `()', `',
7   `define(`$1', _arg1$2)$3`'$0(`$1', (shift$2), `$3')')')
8 divert`'dnl