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Unified Diff: bison/src/bison/2.4.1/bison-2.4.1-src/src/symlist.h

Issue 10807020: Add native Windows binary for bison. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/
Patch Set: Created 8 years, 5 months ago
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Index: bison/src/bison/2.4.1/bison-2.4.1-src/src/symlist.h
===================================================================
--- bison/src/bison/2.4.1/bison-2.4.1-src/src/symlist.h (revision 0)
+++ bison/src/bison/2.4.1/bison-2.4.1-src/src/symlist.h (revision 0)
@@ -0,0 +1,118 @@
+/* Lists of symbols for Bison
+
+ Copyright (C) 2002, 2005, 2006, 2007 Free Software Foundation, Inc.
+
+ This file is part of Bison, the GNU Compiler Compiler.
+
+ 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef SYMLIST_H_
+# define SYMLIST_H_
+
+# include "location.h"
+# include "scan-code.h"
+# include "symtab.h"
+
+/* A list of symbols, used during the parsing to store the rules. */
+typedef struct symbol_list
+{
+ /**
+ * Whether this node contains a symbol, a semantic type, a \c <*>, or a
+ * \c <>.
+ */
+ enum {
+ SYMLIST_SYMBOL, SYMLIST_TYPE,
+ SYMLIST_DEFAULT_TAGGED, SYMLIST_DEFAULT_TAGLESS
+ } content_type;
+ union {
+ /**
+ * The symbol or \c NULL iff
+ * <tt>symbol_list::content_type = SYMLIST_SYMBOL</tt>.
+ */
+ symbol *sym;
+ /**
+ * The semantic type iff <tt>symbol_list::content_type = SYMLIST_TYPE</tt>.
+ */
+ uniqstr type_name;
+ } content;
+ location location;
+
+ /* If this symbol is the generated lhs for a midrule but this is the rule in
+ whose rhs it appears, MIDRULE = a pointer to that midrule. */
+ struct symbol_list *midrule;
+
+ /* If this symbol is the generated lhs for a midrule and this is that
+ midrule, MIDRULE_PARENT_RULE = a pointer to the rule in whose rhs it
+ appears, and MIDRULE_PARENT_RHS_INDEX = its rhs index (1-origin) in the
+ parent rule. */
+ struct symbol_list *midrule_parent_rule;
+ int midrule_parent_rhs_index;
+
+ /* The action is attached to the LHS of a rule, but action properties for
+ * each RHS are also stored here. */
+ code_props action_props;
+
+ /* Precedence/associativity. */
+ symbol *ruleprec;
+ int dprec;
+ int merger;
+ location merger_declaration_location;
+
+ /* The list. */
+ struct symbol_list *next;
+} symbol_list;
+
+
+/** Create a list containing \c sym at \c loc. */
+symbol_list *symbol_list_sym_new (symbol *sym, location loc);
+
+/** Create a list containing \c type_name at \c loc. */
+symbol_list *symbol_list_type_new (uniqstr type_name, location loc);
+
+/** Create a list containing a \c <*> at \c loc. */
+symbol_list *symbol_list_default_tagged_new (location loc);
+/** Create a list containing a \c <> at \c loc. */
+symbol_list *symbol_list_default_tagless_new (location loc);
+
+/** Print this list.
+
+ \pre For every node \c n in the list, <tt>n->content_type =
+ SYMLIST_SYMBOL</tt>. */
+void symbol_list_syms_print (const symbol_list *l, FILE *f);
+
+/** Prepend \c node to \c list. */
+symbol_list *symbol_list_prepend (symbol_list *list, symbol_list *node);
+
+/** Free \c list, but not the items it contains. */
+void symbol_list_free (symbol_list *list);
+
+/** Return the length of \c l. */
+int symbol_list_length (symbol_list const *l);
+
+/** Get item \c n in symbol list \c l. */
+symbol_list *symbol_list_n_get (symbol_list *l, int n);
+
+/* Get the data type (alternative in the union) of the value for
+ symbol N in rule RULE. */
+uniqstr symbol_list_n_type_name_get (symbol_list *l, location loc, int n);
+
+/** Set the \c \%destructor for \c node as \c code at \c loc. */
+void symbol_list_destructor_set (symbol_list *node, char const *code,
+ location loc);
+
+/** Set the \c \%printer for \c node as \c code at \c loc. */
+void symbol_list_printer_set (symbol_list *node, char const *code,
+ location loc);
+
+#endif /* !SYMLIST_H_ */
Property changes on: bison\src\bison\2.4.1\bison-2.4.1-src\src\symlist.h
___________________________________________________________________
Added: svn:eol-style
+ LF
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