#include <config.h>
#include "system.h"
+#include "c-ctype.h"
#include "complain.h"
#include "conflicts.h"
#include "files.h"
#include "quotearg.h"
#include "reader.h"
#include "symlist.h"
+#include "symtab.h"
#include "scan-gram.h"
#include "scan-code.h"
#include "xmemdup0.h"
#define YYTYPE_UINT8 uint_fast8_t
}
-%debug
-%verbose
-%defines
-%locations
-%pure-parser
-%define parse.error "verbose"
+%define api.prefix "gram_"
+%define api.pure
+%define locations
+%define parse.error verbose
%define parse.lac full
-%name-prefix="gram_"
+%define parse.trace
+%defines
%expect 0
+%verbose
%initial-action
{
%token TAG_NONE "<>"
%type <character> CHAR
-%printer { fputs (char_name ($$), stderr); } CHAR
+%printer { fputs (char_name ($$), yyo); } CHAR
/* braceless is not to be used for rule or symbol actions, as it
calls code_props_plain_init. */
%type <chars> STRING "%{...%}" EPILOGUE braceless content.opt
%type <code> "{...}" "%?{...}"
-%printer { fputs (quotearg_style (c_quoting_style, $$), stderr); }
+%printer { fputs (quotearg_style (c_quoting_style, $$), yyo); }
STRING
-%printer { fprintf (stderr, "{\n%s\n}", $$); }
+%printer { fprintf (yyo, "{\n%s\n}", $$); }
braceless content.opt "{...}" "%{...%}" EPILOGUE
-%type <uniqstr> BRACKETED_ID ID ID_COLON PERCENT_FLAG TAG variable
-%printer { fputs ($$, stderr); } <uniqstr>
-%printer { fprintf (stderr, "[%s]", $$); } BRACKETED_ID
-%printer { fprintf (stderr, "%s:", $$); } ID_COLON
-%printer { fprintf (stderr, "%%%s", $$); } PERCENT_FLAG
-%printer { fprintf (stderr, "<%s>", $$); } TAG
+%type <uniqstr> BRACKETED_ID ID ID_COLON PERCENT_FLAG TAG tag variable
+%printer { fputs ($$, yyo); } <uniqstr>
+%printer { fprintf (yyo, "[%s]", $$); } BRACKETED_ID
+%printer { fprintf (yyo, "%s:", $$); } ID_COLON
+%printer { fprintf (yyo, "%%%s", $$); } PERCENT_FLAG
+%printer { fprintf (yyo, "<%s>", $$); } TAG tag
%type <integer> INT
-%printer { fprintf (stderr, "%d", $$); } <integer>
+%printer { fprintf (yyo, "%d", $$); } <integer>
%type <symbol> id id_colon string_as_id symbol symbol.prec
-%printer { fprintf (stderr, "%s", $$->tag); } <symbol>
-%printer { fprintf (stderr, "%s:", $$->tag); } id_colon
+%printer { fprintf (yyo, "%s", $$->tag); } <symbol>
+%printer { fprintf (yyo, "%s:", $$->tag); } id_colon
%type <assoc> precedence_declarator
%type <list> symbols.1 symbols.prec generic_symlist generic_symlist_item
| "%expect" INT { expected_sr_conflicts = $2; }
| "%expect-rr" INT { expected_rr_conflicts = $2; }
| "%file-prefix" STRING { spec_file_prefix = $2; }
-| "%file-prefix" "=" STRING { spec_file_prefix = $3; } /* deprecated */
| "%glr-parser"
{
nondeterministic_parser = true;
}
| "%language" STRING { language_argmatch ($2, grammar_prio, @1); }
| "%name-prefix" STRING { spec_name_prefix = $2; }
-| "%name-prefix" "=" STRING { spec_name_prefix = $3; } /* deprecated */
| "%no-lines" { no_lines_flag = true; }
| "%nondeterministic-parser" { nondeterministic_parser = true; }
| "%output" STRING { spec_outfile = $2; }
-| "%output" "=" STRING { spec_outfile = $3; } /* deprecated */
| "%param" { current_param = $1; } params { current_param = param_none; }
| "%require" STRING { version_check (&@2, $2); }
| "%skeleton" STRING
{
grammar_start_symbol_set ($2, @2);
}
-| "%destructor" "{...}" generic_symlist
- {
- symbol_list *list;
- for (list = $3; list; list = list->next)
- symbol_list_destructor_set (list, $2, @2);
- symbol_list_free ($3);
- }
-| "%printer" "{...}" generic_symlist
+| code_props_type "{...}" generic_symlist
{
- symbol_list *list;
- for (list = $3; list; list = list->next)
- symbol_list_printer_set (list, $2, @2);
- symbol_list_free ($3);
+ code_props code;
+ code_props_symbol_action_init (&code, $2, @2);
+ code_props_translate_code (&code);
+ {
+ symbol_list *list;
+ for (list = $3; list; list = list->next)
+ symbol_list_code_props_set (list, $1, &code);
+ symbol_list_free ($3);
+ }
}
| "%default-prec"
{
}
;
+%type <code_type> code_props_type;
+%union {code_props_type code_type;};
+%printer { fprintf (yyo, "%s", code_props_type_string ($$)); } <code_type>;
+code_props_type:
+ "%destructor" { $$ = destructor; }
+| "%printer" { $$ = printer; }
+;
/*---------.
| %union. |
;
symbol.prec:
- symbol { $$ = $1; }
- | symbol INT { $$ = $1; symbol_user_token_number_set ($1, $2, @2); }
- ;
+ symbol { $$ = $1; }
+| symbol INT { $$ = $1; symbol_user_token_number_set ($1, $2, @2); }
+;
/* One or more symbols to be %typed. */
symbols.1:
generic_symlist_item:
symbol { $$ = symbol_list_sym_new ($1, @1); }
-| TAG { $$ = symbol_list_type_new ($1, @1); }
-| "<*>" { $$ = symbol_list_default_tagged_new (@1); }
-| "<>" { $$ = symbol_list_default_tagless_new (@1); }
+| tag { $$ = symbol_list_type_new ($1, @1); }
+;
+
+tag:
+ TAG
+| "<*>" { $$ = uniqstr_new ("*"); }
+| "<>" { $$ = uniqstr_new (""); }
;
/* One token definition. */
%%
-
/* Return the location of the left-hand side of a rule whose
right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
the right-hand side, and return an empty location equal to the end
/* Strip the surrounding '{' and '}', and any blanks just inside
the braces. */
- while (*--p == ' ' || *p == '\t')
- continue;
+ --p;
+ while (c_isspace ((unsigned char) *p))
+ --p;
p[1] = '\0';
- while (*++decl == ' ' || *decl == '\t')
- continue;
+ ++decl;
+ while (c_isspace ((unsigned char) *decl))
+ ++decl;
}
if (! name_start)
- complain_at (loc, _("missing identifier in parameter declaration"));
+ complain (&loc, complaint, _("missing identifier in parameter declaration"));
else
{
char *name = xmemdup0 (name_start, strspn (name_start, alphanum));
{
if (strverscmp (version, PACKAGE_VERSION) > 0)
{
- complain_at (*loc, "require bison %s, but have %s",
- version, PACKAGE_VERSION);
+ complain (loc, complaint, "require bison %s, but have %s",
+ version, PACKAGE_VERSION);
exit (EX_MISMATCH);
}
}
static void
gram_error (location const *loc, char const *msg)
{
- complain_at (*loc, "%s", msg);
+ complain (loc, complaint, "%s", msg);
}
char const *
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