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variables: accept dashes.

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* data/bison.m4 (b4_percent_define_if_define_): Also map dashes to
	underscores.
	* src/scan-gram.l ({id}): Also accept dashes after the initial
	letter.
	({directive}): Use {id}.
	* src/parse-gram.y: Comment and formatting changes.
	* doc/bison.texinfo (Symbols): Adjust the lexical definitions of
	symbols.
	* src/complain.h, src/complain.c (yacc_at): New.
	* src/symtab.c (symbol_new): Use yacc_at to report inappropriate
	symbol names.
	* src/output.c (token_definitions_output): Do not #define token
	names with dashes.
This commit is contained in:
Akim Demaille
2009-04-20 12:24:23 +02:00
parent 184e317956
commit 4f646c3794
9 changed files with 75 additions and 18 deletions
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8
src/output.c
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@@ -490,9 +490,11 @@ token_definitions_output (FILE *out)
if (sym->tag[0] == '\'' || sym->tag[0] == '\"')
continue;
/* Don't #define nonliteral tokens whose names contain periods
or '$' (as does the default value of the EOF token). */
if (strchr (sym->tag, '.') || strchr (sym->tag, '$'))
/* Don't #define nonliteral tokens whose names contain periods,
dashes or '$' (as does the default value of the EOF token). */
if (strchr (sym->tag, '.')
|| strchr (sym->tag, '-')
|| strchr (sym->tag, '$'))
continue;
fprintf (out, "%s[[[%s]], %d]",