Add src/muscle_tab.c and src/muscle_tab.h

src/muscle_tab.c

@@ -0,0 +1,120 @@
+/* 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 "xalloc.h"
+#include "system.h"
+#include "hash.h"
+#include "files.h"
+#include "muscle_tab.h"
+
+struct hash_table muscle_table;
+
+static unsigned long
+mhash1 (const void *item)
+{
+  return_STRING_HASH_1 (((muscle_entry_t *) item)->key);
+}
+
+static unsigned long
+mhash2 (const void *item)
+{
+  return_STRING_HASH_2 (((muscle_entry_t *) item)->key);
+}
+
+static int
+mcmp (const void *x, const void *y)
+{
+  return strcmp (((muscle_entry_t*) x)->key, ((muscle_entry_t *) y)->key);
+}
+
+void
+muscle_init (void)
+{
+  hash_init (&muscle_table, MTABSIZE, &mhash1, &mhash2, &mcmp);
+
+  /* Version and input file.  */
+  muscle_insert ("version", VERSION);
+  muscle_insert ("filename", infile);
+
+  /* Types.  */
+  muscle_insert ("stype", "int");
+  muscle_insert ("ltype", "yyltype");
+
+  /* Tokens.  */
+  muscle_insert ("tokendef", "");
+
+  /* Tables.  */
+  muscle_insert ("rhs", "0");
+  muscle_insert ("pact", "0");
+  muscle_insert ("prhs", "0");
+  muscle_insert ("stos", "0");
+  muscle_insert ("check", "0");
+  muscle_insert ("pgoto", "0");
+  muscle_insert ("table", "0");
+  muscle_insert ("tname", "0");
+  muscle_insert ("defact", "0");
+  muscle_insert ("toknum", "0");
+  muscle_insert ("defgoto", "0");
+  muscle_insert ("translate", "0");
+
+  /* Various macros.  */
+  muscle_insert ("flag", "0");
+  muscle_insert ("last", "0");
+  muscle_insert ("pure", "0");
+  muscle_insert ("nsym", "0");
+  muscle_insert ("debug", "0");
+  muscle_insert ("final", "0");
+  muscle_insert ("maxtok", "0");
+  muscle_insert ("ntbase", "0");
+  muscle_insert ("verbose", "0");
+  muscle_insert ("prefix", "yy");
+
+  /* No parser macros.  */
+  muscle_insert ("nnts", "0");
+  muscle_insert ("nrules", "0");
+  muscle_insert ("nstates", "0");
+  muscle_insert ("ntokens", "0");
+
+  /* Stack parameters.  */
+  muscle_insert ("maxdepth", "10000");
+  muscle_insert ("initdepth", "200");
+
+  /* C++ macros.  */
+  muscle_insert ("name", "Parser");
+}
+
+void 
+muscle_insert (const char *key, const char *value)
+{
+  muscle_entry_t *pair = XMALLOC (muscle_entry_t, 1);
+  pair->key = key;
+  pair->value = value;
+  hash_insert (&muscle_table, pair);
+}
+
+const char*
+muscle_find (const char *key)
+{
+  muscle_entry_t pair = { key, 0 };
+  muscle_entry_t *result = hash_find_item (&muscle_table, &pair);
+  return result ? result->value : 0;
+}

src/muscle_tab.h

@@ -0,0 +1,36 @@
+/* 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 MUSCLE_TAB_H_
+# define MUSCLE_TAB_H
+
+# define MTABSIZE 101
+
+typedef struct muscle_entry_s
+{
+  const char *key;
+  const char *value;
+} muscle_entry_t;
+
+void muscle_init PARAMS ((void));
+void muscle_insert PARAMS ((const char *key, const char *value));
+const char *muscle_find PARAMS ((const char *key));
+
+#endif /* not MUSCLE_TAB_H_ */