Improve some comments in parser table construction.

[bison.git] / src / closure.h

diff --git a/src/closure.h b/src/closure.h
index a2582e89467cccfcf21b2ff49befbcb9710e52fe..d152f9c6eaedd7bde2edb6f9d1760fedb655b9e1 100644 (file)
--- a/src/closure.h
+++ b/src/closure.h
@@ -1,6 +1,6 @@
 /* Subroutines for bison
 
-   Copyright (C) 1984, 1989, 2000, 2001, 2002 Free Software
+   Copyright (C) 1984, 1989, 2000, 2001, 2002, 2007 Free Software
    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -32,7 +32,7 @@
 void new_closure (unsigned int n);
 
 
-/* Given the kernel (aka core) of a state (a vector of item numbers
+/* Given the kernel (aka core) of a state (a sorted vector of item numbers
    ITEMS, of length N), set up RULESET and ITEMSET to indicate what
    rules could be run and which items could be accepted when those
    items are the active ones.
@@ -41,7 +41,7 @@ void new_closure (unsigned int n);
    all rules which could potentially describe the next input to be
    read.
 
-   ITEMSET is a vector of item numbers; NITEMSET is its size
+   ITEMSET is a sorted vector of item numbers; NITEMSET is its size
    (actually, points to just beyond the end of the part of it that is
    significant).  CLOSURE places there the indices of all items which
    represent units of input that could arrive next.  */
@@ -54,6 +54,6 @@ void closure (item_number *items, size_t n);
 void free_closure (void);
 
 extern item_number *itemset;
-extern size_t nritemset;
+extern size_t nitemset;
 
 #endif /* !CLOSURE_H_ */