Do not let the scan-skel token buffer grow unboundedly in the usual case.

[bison.git] / src / symlist.c

diff --git a/src/symlist.c b/src/symlist.c
index 92d8513d46a620d0ed812e0adcc2205876bc9a26..5b25ac5689d86824fc7c587a117f3cfedf6c3ee3 100644 (file)
--- a/src/symlist.c
+++ b/src/symlist.c
@@ -1,5 +1,6 @@
 /* Lists of symbols for Bison
 /* Lists of symbols for Bison

-   Copyright (C) 2002  Free Software Foundation, Inc.
+
+   Copyright (C) 2002 Free Software Foundation, Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 


@@ -19,21 +20,22 @@
    Boston, MA 02111-1307, USA.  */
 
 #include "system.h"
    Boston, MA 02111-1307, USA.  */
 
 #include "system.h"

+

 #include "complain.h"
 #include "symlist.h"
 
 
 #include "complain.h"
 #include "symlist.h"
 
 

-/*----------------------------------------------.
-| Create a list containing SYMBOL at LOCATION.  |
-`----------------------------------------------*/
+/*--------------------------------------.
+| Create a list containing SYM at LOC.  |
+`--------------------------------------*/

 
 

-symbol_list_t *
-symbol_list_new (symbol_t *sym, location_t location)
+symbol_list *
+symbol_list_new (symbol *sym, location loc)

 {
 {

-  symbol_list_t *res = XMALLOC (symbol_list_t, 1);
+  symbol_list *res = MALLOC (res, 1);

   res->next = NULL;
   res->sym = sym;
   res->next = NULL;
   res->sym = sym;

-  res->location = location;
+  res->location = loc;

   res->action = NULL;
   res->ruleprec = NULL;
   res->dprec = 0;
   res->action = NULL;
   res->ruleprec = NULL;
   res->dprec = 0;


@@ -42,15 +44,14 @@ symbol_list_new (symbol_t *sym, location_t location)
 }
 
 
 }
 
 

-/*-----------------------------------------.
-| Prepend SYMBOL at LOCATION to the LIST.  |
-`-----------------------------------------*/
+/*---------------------------------.
+| Prepend SYM at LOC to the LIST.  |
+`---------------------------------*/

 
 

-symbol_list_t *
-symbol_list_prepend (symbol_list_t *list,
-                    symbol_t *symbol, location_t location)
+symbol_list *
+symbol_list_prepend (symbol_list *list, symbol *sym, location loc)

 {
 {

-  symbol_list_t *res = symbol_list_new (symbol, location);
+  symbol_list *res = symbol_list_new (sym, loc);

   res->next = list;
   return res;
 }
   res->next = list;
   return res;
 }


@@ -61,9 +62,9 @@ symbol_list_prepend (symbol_list_t *list,
 `-------------------------------------------------*/
 
 void
 `-------------------------------------------------*/
 
 void

-symbol_list_free (symbol_list_t *list)
+symbol_list_free (symbol_list *list)

 {
 {

-  LIST_FREE (symbol_list_t, list);
+  LIST_FREE (symbol_list, list);

 }
 
 
 }
 
 


@@ -72,7 +73,7 @@ symbol_list_free (symbol_list_t *list)
 `--------------------*/
 
 unsigned int
 `--------------------*/
 
 unsigned int

-symbol_list_length (symbol_list_t *list)
+symbol_list_length (symbol_list *list)

 {
   int res = 0;
   for (/* Nothing. */; list; list = list->next)
 {
   int res = 0;
   for (/* Nothing. */; list; list = list->next)


@@ -83,22 +84,20 @@ symbol_list_length (symbol_list_t *list)
 
 /*--------------------------------------------------------------.
 | Get the data type (alternative in the union) of the value for |
 
 /*--------------------------------------------------------------.
 | Get the data type (alternative in the union) of the value for |

-| symbol N in rule RULE.                                        |
+| symbol N in symbol list RP.                                   |

 `--------------------------------------------------------------*/
 
 `--------------------------------------------------------------*/
 

-struniq_t
-symbol_list_n_type_name_get (symbol_list_t *rule, location_t location, int n)
+uniqstr
+symbol_list_n_type_name_get (symbol_list *rp, location loc, int n)

 {
   int i;
 {
   int i;

-  symbol_list_t *rp;

 
   if (n < 0)
     {
 
   if (n < 0)
     {

-      complain_at (location, _("invalid $ value"));
+      complain_at (loc, _("invalid $ value"));

       return NULL;
     }
 
       return NULL;
     }
 

-  rp = rule;

   i = 0;
 
   while (i < n)
   i = 0;
 
   while (i < n)


@@ -106,7 +105,7 @@ symbol_list_n_type_name_get (symbol_list_t *rule, location_t location, int n)
       rp = rp->next;
       if (rp == NULL || rp->sym == NULL)
        {
       rp = rp->next;
       if (rp == NULL || rp->sym == NULL)
        {

-         complain_at (location, _("invalid $ value"));
+         complain_at (loc, _("invalid $ value"));

          return NULL;
        }
       ++i;
          return NULL;
        }
       ++i;