diff options
Diffstat (limited to 'checks/219.improved_f')
| -rw-r--r-- | checks/219.improved_f | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/checks/219.improved_f b/checks/219.improved_f new file mode 100644 index 0000000..8672cb7 --- /dev/null +++ b/checks/219.improved_f @@ -0,0 +1,33 @@ +dnl @ ../doc/m4.texi:7967: 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. +include(`foreachq2.m4') +dnl @result{} +undivert(`foreachq2.m4')dnl +dnl @result{}include(`quote.m4')dnl +dnl @result{}divert(`-1') +dnl @result{}# foreachq(x, `item_1, item_2, ..., item_n', stmt) +dnl @result{}# quoted list, improved version +dnl @result{}define(`foreachq', `pushdef(`$1')_$0($@)popdef(`$1')') +dnl @result{}define(`_arg1q', ``$1'') +dnl @result{}define(`_rest', `ifelse(`$#', `1', `', `dquote(shift($@))')') +dnl @result{}define(`_foreachq', `ifelse(`$2', `', `', +dnl @result{} `define(`$1', _arg1q($2))$3`'$0(`$1', _rest($2), `$3')')') +dnl @result{}divert`'dnl +traceon(`shift')debugmode(`aq') +dnl @result{} +foreachq(`x', ``1', `2', `3', `4'', `x +')dnl +dnl @result{}1 +dnl @error{}m4trace: -3- shift(`1', `2', `3', `4') +dnl @result{}2 +dnl @error{}m4trace: -3- shift(`2', `3', `4') +dnl @result{}3 +dnl @error{}m4trace: -3- shift(`3', `4') +dnl @result{}4 |