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skeletons: make the warning about implementation details clearer

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* data/skeletons/bison.m4 (b4_disclaimer): Here.
* data/skeletons/lalr1.d, data/skeletons/lalr1.java: Use it.
This commit is contained in:
Akim Demaille
2020-04-25 15:26:49 +02:00
parent b74fc07d21
commit c4dbc1776c
6 changed files with 13 additions and 9 deletions
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7
src/parse-gram.c
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@@ -34,6 +34,10 @@
/* C LALR(1) parser skeleton written by Richard Stallman, by
simplifying the original so-called "semantic" parser. */
/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
especially those whose name start with YY_ or yy_. They are
private implementation details that can be changed or removed. */
/* All symbols defined below should begin with yy or YY, to avoid
infringing on user name space. This should be done even for local
variables, as they might otherwise be expanded by user macros.
@@ -41,9 +45,6 @@
define necessary library symbols; they are noted "INFRINGES ON
USER NAME SPACE" below. */
/* Undocumented macros, especially those whose name start with YY_,
are private implementation details. Do not rely on them. */
/* Identify Bison output. */
#define YYBISON 1

5
src/parse-gram.h
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@@ -31,8 +31,9 @@
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/* Undocumented macros, especially those whose name start with YY_,
are private implementation details. Do not rely on them. */
/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
especially those whose name start with YY_ or yy_. They are
private implementation details that can be changed or removed. */
#ifndef YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED
# define YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED