X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/0906b12cd56f9777fb684b8a257a0e56c090a93c..89ff1b5e71a6d8aa34b3578282528adb43b198cd:/data/c-like.m4 diff --git a/data/c-like.m4 b/data/c-like.m4 index 732d18d4..eb06de2a 100644 --- a/data/c-like.m4 +++ b/data/c-like.m4 @@ -2,7 +2,7 @@ # Common code for C-like languages (C, C++, Java, etc.) -# Copyright (C) 2012 Free Software Foundation, Inc. +# Copyright (C) 2012-2013 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -17,6 +17,28 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see . +# b4_comment_(TEXT, OPEN, CONTINUE, END) +# -------------------------------------- +# Put TEXT in comment. Avoid trailing spaces: don't indent empty lines. +# Avoid adding indentation to the first line, as the indentation comes +# from OPEN. That's why we don't patsubst([$1], [^\(.\)], [ \1]). +# +# Prefix all the output lines with PREFIX. +m4_define([b4_comment_], +[$2[]m4_bpatsubst(m4_expand([[$1]]), [ +\(.\)], [ +$3\1])$4]) + + +# b4_comment(TEXT, [PREFIX]) +# -------------------------- +# Put TEXT in comment. Prefix all the output lines with PREFIX. +m4_define([b4_comment], +[b4_comment_([$1], [$2/* ], [$2 ], [ */])]) + + + + # b4_dollar_dollar_(VALUE, FIELD, DEFAULT-FIELD) # ---------------------------------------------- # If FIELD (or DEFAULT-FIELD) is non-null, return "VALUE.FIELD",