grammar: preserve token declaration order

[bison.git] / src / symlist.c

diff --git a/src/symlist.c b/src/symlist.c
index 1fbc5cbbfa7658764f63ecd0fa1e51c2a83d1790..13759e30f244112ad53f7d0ae102950dfb92a38c 100644 (file)
--- a/src/symlist.c
+++ b/src/symlist.c
@@ -1,6 +1,6 @@
 /* Lists of symbols for Bison
 
-   Copyright (C) 2002, 2005-2007, 2009-2012 Free Software Foundation,
+   Copyright (C) 2002, 2005-2007, 2009-2013 Free Software Foundation,
    Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -78,42 +78,6 @@ symbol_list_type_new (uniqstr type_name, location loc)
 }
 
 
-/*----------------------------------------.
-| Create a list containing a <*> at LOC.  |
-`----------------------------------------*/
-
-symbol_list *
-symbol_list_default_tagged_new (location loc)
-{
-  symbol_list *res = xmalloc (sizeof *res);
-
-  res->content_type = SYMLIST_DEFAULT_TAGGED;
-  res->location = res->sym_loc = loc;
-  res->named_ref = NULL;
-  res->next = NULL;
-
-  return res;
-}
-
-
-/*---------------------------------------.
-| Create a list containing a <> at LOC.  |
-`---------------------------------------*/
-
-symbol_list *
-symbol_list_default_tagless_new (location loc)
-{
-  symbol_list *res = xmalloc (sizeof *res);
-
-  res->content_type = SYMLIST_DEFAULT_TAGLESS;
-  res->location = res->sym_loc = loc;
-  res->named_ref = NULL;
-  res->next = NULL;
-
-  return res;
-}
-
-
 /*-----------------------------------------------------------------------.
 | Print this list, for which every content_type must be SYMLIST_SYMBOL.  |
 `-----------------------------------------------------------------------*/
@@ -143,6 +107,23 @@ symbol_list_prepend (symbol_list *list, symbol_list *node)
 }
 
 
+/*-------------------------.
+| Append NODE to the LIST. |
+`-------------------------*/
+
+symbol_list *
+symbol_list_append (symbol_list *list, symbol_list *node)
+{
+  if (!list)
+    return node;
+  symbol_list *next = list;
+  while (next->next)
+    next = next->next;
+  next->next = node;
+  return list;
+}
+
+
 /*-----------------------------------------------.
 | Free the LIST, but not the items it contains.  |
 `-----------------------------------------------*/
@@ -155,6 +136,8 @@ symbol_list_free (symbol_list *list)
     {
       next = node->next;
       named_ref_free (node->named_ref);
+      if (node->content_type == SYMLIST_TYPE)
+        free (node->content.sem_type);
       free (node);
     }
 }
@@ -211,7 +194,7 @@ symbol_list_n_type_name_get (symbol_list *l, location loc, int n)
   l = symbol_list_n_get (l, n);
   if (!l)
     {
-      complain_at (loc, complaint, _("invalid $ value: $%d"), n);
+      complain (&loc, complaint, _("invalid $ value: $%d"), n);
       return NULL;
     }
   aver (l->content_type == SYMLIST_SYMBOL);
@@ -227,31 +210,22 @@ symbol_list_null (symbol_list *node)
 
 void
 symbol_list_code_props_set (symbol_list *node, code_props_type kind,
-                            location loc, char const *code)
+                            code_props const *cprops)
 {
-  code_props cprops;
-  code_props_symbol_action_init (&cprops, code, loc);
-  code_props_translate_code (&cprops);
   switch (node->content_type)
     {
-      case SYMLIST_SYMBOL:
-        symbol_code_props_set (node->content.sym, kind, &cprops);
-        if (node->content.sym->status == undeclared)
-          node->content.sym->status = used;
-        break;
-      case SYMLIST_TYPE:
-        semantic_type_code_props_set
-          (semantic_type_get (node->content.sem_type->tag,
-                              &node->content.sem_type->location),
-           kind, &cprops);
-        if (node->content.sem_type->status == undeclared)
-          node->content.sem_type->status = used;
-        break;
-      case SYMLIST_DEFAULT_TAGGED:
-        default_tagged_code_props_set (kind, &cprops);
-        break;
-      case SYMLIST_DEFAULT_TAGLESS:
-        default_tagless_code_props_set (kind, &cprops);
-        break;
+    case SYMLIST_SYMBOL:
+      symbol_code_props_set (node->content.sym, kind, cprops);
+      if (node->content.sym->status == undeclared)
+        node->content.sym->status = used;
+      break;
+    case SYMLIST_TYPE:
+      semantic_type_code_props_set
+        (semantic_type_get (node->content.sem_type->tag,
+                            &node->content.sem_type->location),
+         kind, cprops);
+      if (node->content.sem_type->status == undeclared)
+        node->content.sem_type->status = used;
+      break;
     }
 }