* data/glr.c (YYCHK1): Do not assume YYE is in range.

[bison.git] / src / symlist.c

diff --git a/src/symlist.c b/src/symlist.c
index 40bac872a3164f04145318322f83b43e1f0c08ac..106db46cb2f5f662f0fcd3937fc4fd8356334b8d 100644 (file)
--- a/src/symlist.c
+++ b/src/symlist.c
@@ -1,6 +1,6 @@
 /* Lists of symbols for Bison
 
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2005 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -44,6 +44,22 @@ symbol_list_new (symbol *sym, location loc)
 }
 
 
+/*------------------.
+| Print this list.  |
+`------------------*/
+
+void
+symbol_list_print (symbol_list *l, FILE *f)
+{
+  for (/* Nothing. */; l && l->sym; l = l->next)
+    {
+      symbol_print (l->sym, f);
+      if (l && l->sym)
+       fputc (' ', f);
+    }
+}
+
+
 /*---------------------------------.
 | Prepend SYM at LOC to the LIST.  |
 `---------------------------------*/
@@ -94,7 +110,7 @@ symbol_list_n_type_name_get (symbol_list *rp, location loc, int n)
 
   if (n < 0)
     {
-      complain_at (loc, _("invalid $ value"));
+      complain_at (loc, _("invalid $ value: $%d"), n);
       return NULL;
     }
 
@@ -105,7 +121,7 @@ symbol_list_n_type_name_get (symbol_list *rp, location loc, int n)
       rp = rp->next;
       if (rp == NULL || rp->sym == NULL)
        {
-         complain_at (loc, _("invalid $ value"));
+         complain_at (loc, _("invalid $ value: $%d"), n);
          return NULL;
        }
       ++i;