--- /dev/null
+/* Macro table manager for Bison,
+ Copyright 1984, 1989, 2000 Free Software Foundation, Inc.
+
+ This file is part of Bison, the GNU Compiler Compiler.
+
+ Bison 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 2, or (at your option)
+ any later version.
+
+ Bison 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 Bison; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <string.h>
+
+#include "system.h"
+#include "hash.h"
+#include "files.h"
+#include "macrotab.h"
+
+struct hash_table macro_table;
+
+static unsigned long
+mhash1 (const void* item)
+{
+ return_STRING_HASH_1 (((macro_entry_t*) item)->key);
+}
+
+static unsigned long
+mhash2 (const void* item)
+{
+ return_STRING_HASH_2 (((macro_entry_t*) item)->key);
+}
+
+static int
+mcmp (const void* x, const void* y)
+{
+ return strcmp (((macro_entry_t*) x)->key, ((macro_entry_t*) y)->key);
+}
+
+void
+macro_init (void)
+{
+ hash_init (¯o_table, MTABSIZE, &mhash1, &mhash2, &mcmp);
+
+ /* Version and input file. */
+ macro_insert ("version", VERSION);
+ macro_insert ("filename", "a.y");
+
+ /* Types. */
+ macro_insert ("stype", "int");
+ macro_insert ("ltype", "yyltype");
+
+ /* Tokens. */
+ macro_insert ("tokendef", "");
+
+ /* Tables. */
+ macro_insert ("rhs", "0");
+ macro_insert ("pact", "0");
+ macro_insert ("prhs", "0");
+ macro_insert ("stos", "0");
+ macro_insert ("check", "0");
+ macro_insert ("pgoto", "0");
+ macro_insert ("table", "0");
+ macro_insert ("tname", "0");
+ macro_insert ("defact", "0");
+ macro_insert ("toknum", "0");
+ macro_insert ("defgoto", "0");
+ macro_insert ("translate", "0");
+
+ /* Various macros. */
+ macro_insert ("flag", "0");
+ macro_insert ("last", "0");
+ macro_insert ("pure", "0");
+ macro_insert ("nsym", "0");
+ macro_insert ("debug", "0");
+ macro_insert ("final", "0");
+ macro_insert ("maxtok", "0");
+ macro_insert ("ntbase", "0");
+ macro_insert ("verbose", "0");
+
+ /* Variable prefix names. */
+ macro_insert ("yyparse", "yyparse");
+ macro_insert ("yylex", "yylex");
+ macro_insert ("yyerror", "yyerror");
+ macro_insert ("yylval", "yylval");
+ macro_insert ("yychar", "yychar");
+ macro_insert ("yydebug", "yydebug");
+ macro_insert ("yynerrs", "yynerrs");
+
+ /* No parser macros. */
+ macro_insert ("nnts", "0");
+ macro_insert ("nrules", "0");
+ macro_insert ("nstates", "0");
+ macro_insert ("ntokens", "0");
+
+ /* Stack parameters. */
+ macro_insert ("maxdepth", "10000");
+ macro_insert ("initdepth", "200");
+
+ /* C++ macros. */
+ macro_insert ("name", "Parser");
+}
+
+void
+macro_insert (char* key, char* value)
+{
+ macro_entry_t* pair = (macro_entry_t*) xmalloc (sizeof (macro_entry_t));
+ pair->key = key;
+ pair->value = value;
+ hash_insert (¯o_table, pair);
+}
+
+char*
+macro_find (char* key)
+{
+ macro_entry_t pair = { key, 0 };
+ macro_entry_t* result = hash_find_item (¯o_table, &pair);
+ return result ? result->value : 0;
+}
--- /dev/null
+/* Definitions for macrotab.c and callers, part of bison,
+ Copyright 2001 Free Software Foundation, Inc.
+
+ This file is part of Bison, the GNU Compiler Compiler.
+
+ Bison 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 2, or (at your option)
+ any later version.
+
+ Bison 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 Bison; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef MACROTAB_H_
+# define MACROTAB_H_
+
+#define MTABSIZE 101
+
+typedef struct macro_entry_s
+{
+ char* key;
+ char* value;
+} macro_entry_t;
+
+void macro_init PARAMS ((void));
+void macro_insert PARAMS ((char* key, char* value));
+char* macro_find PARAMS ((char* key));
+
+#endif /* not MACROTAB_H_ */