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Diffstat (limited to 'checks/222.improved_f')
| -rw-r--r-- | checks/222.improved_f | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/checks/222.improved_f b/checks/222.improved_f new file mode 100644 index 0000000..70407ad --- /dev/null +++ b/checks/222.improved_f @@ -0,0 +1,37 @@ +dnl @ ../doc/m4.texi:8143: 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(`foreach2.m4') +dnl @result{} +undivert(`foreach2.m4')dnl +dnl @result{}include(`quote.m4')dnl +dnl @result{}divert(`-1') +dnl @result{}# foreach(x, (item_1, item_2, ..., item_n), stmt) +dnl @result{}# parenthesized list, improved version +dnl @result{}define(`foreach', `pushdef(`$1')_$0(`$1', +dnl @result{} (dquote(dquote_elt$2)), `$3')popdef(`$1')') +dnl @result{}define(`_arg1', `$1') +dnl @result{}define(`_foreach', `ifelse(`$2', `(`')', `', +dnl @result{} `define(`$1', _arg1$2)$3`'$0(`$1', (dquote(shift$2)), `$3')')') +dnl @result{}divert`'dnl +traceon(`shift')debugmode(`aq') +dnl @result{} +foreach(`x', `(`1', `2', `3', `4')', `x +')dnl +dnl @error{}m4trace: -4- shift(`1', `2', `3', `4') +dnl @error{}m4trace: -4- shift(`2', `3', `4') +dnl @error{}m4trace: -4- shift(`3', `4') +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 +dnl @error{}m4trace: -3- shift(``4'') |