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symbols: stop dealing with YYEMPTY as b4_symbol(-2, ...)

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* data/skeletons/bison.m4 (b4_symbol): Redirect `b4_symbol(empty,
...)` to `b4_symbol(-2, ...)`.
Change all uses of the latter to the former.
This commit is contained in:
Akim Demaille
2020-09-29 06:27:31 +02:00
parent a7daa63cb7
commit cd40ec9526
9 changed files with 77 additions and 75 deletions
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4
data/skeletons/d.m4
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@@ -186,7 +186,7 @@ m4_define([b4_token_enum],
m4_define([b4_token_enums],
[/* Token kinds. */
public enum TokenKind {
]b4_symbol(-2, id)[ = -2,
]b4_symbol(empty, id)[ = -2,
b4_symbol_foreach([b4_token_enum])dnl
}
])
@@ -227,7 +227,7 @@ m4_define([b4_declare_symbol_enum],
{
enum
{
]b4_symbol(-2, kind_base)[ = -2, /* No symbol. */
]b4_symbol(empty, kind_base)[ = -2, /* No symbol. */
]b4_symbol_foreach([b4_symbol_enum])dnl
[ }