* data/c.m4 (b4_c_modern): New macro, with a new provision for _MSC_VER.

[bison.git] / lib / ebitset.c

diff --git a/lib/ebitset.c b/lib/ebitset.c
index 3998073b816a317fc9944e95a4a7d6e49a5e9fc6..9ac85a2c1b574f1c9f402c7e201896e3dc99d4cc 100644 (file)
--- a/lib/ebitset.c
+++ b/lib/ebitset.c
@@ -1,5 +1,5 @@
 /* Functions to support expandable bitsets.
-   Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
    Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz).
 
    This program is free software; you can redistribute it and/or modify
@@ -14,7 +14,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
 
 #ifdef HAVE_CONFIG_H
@@ -52,7 +52,7 @@
 
 /* Number of bits stored in each element.  */
 #define EBITSET_ELT_BITS \
-  ((unsigned) (EBITSET_ELT_WORDS * BITSET_WORD_BITS))
+  ((unsigned int) (EBITSET_ELT_WORDS * BITSET_WORD_BITS))
 
 /* Ebitset element.  We use an array of bits.  */
 typedef struct ebitset_elt_struct
@@ -115,11 +115,11 @@ static ebitset_elt *ebitset_free_list;    /* Free list of bitset elements.  */
  ((BSET)->b.cindex = (EINDEX) * EBITSET_ELT_WORDS, \
   (BSET)->b.cdata = EBITSET_WORDS (EBITSET_ELTS (BSET) [EINDEX]))
 
-
+#undef min
+#undef max
 #define min(a, b) ((a) > (b) ? (b) : (a))
 #define max(a, b) ((a) > (b) ? (a) : (b))
 
-
 static bitset_bindex
 ebitset_resize (bitset src, bitset_bindex n_bits)
 {
@@ -136,7 +136,7 @@ ebitset_resize (bitset src, bitset_bindex n_bits)
     {
       bitset_windex size;
 
-      /* The bitset needs to grow.  If we already have enough memory 
+      /* The bitset needs to grow.  If we already have enough memory
         allocated, then just zero what we need.  */
       if (newsize > EBITSET_ASIZE (src))
        {
@@ -149,13 +149,13 @@ ebitset_resize (bitset src, bitset_bindex n_bits)
            size = newsize;
          else
            size = newsize + newsize / 4;
-         
+
          EBITSET_ELTS (src)
            = realloc (EBITSET_ELTS (src), size * sizeof (ebitset_elt *));
          EBITSET_ASIZE (src) = size;
        }
 
-      memset (EBITSET_ELTS (src) + oldsize, 0, 
+      memset (EBITSET_ELTS (src) + oldsize, 0,
              (newsize - oldsize) * sizeof (ebitset_elt *));
     }
   else
@@ -216,9 +216,7 @@ ebitset_elt_alloc (void)
 
          obstack_specify_allocation (&ebitset_obstack, OBSTACK_CHUNK_SIZE,
                                      __alignof__ (ebitset_elt),
-                                     (void *(*)PARAMS ((long)))
                                      OBSTACK_CHUNK_ALLOC,
-                                     (void (*)PARAMS ((void *)))
                                      OBSTACK_CHUNK_FREE);
        }
 
@@ -840,10 +838,10 @@ ebitset_unused_clear (bitset dst)
 {
   unsigned int last_bit;
   bitset_bindex n_bits;
-  
+
   n_bits = BITSET_NBITS_ (dst);
   last_bit = n_bits % EBITSET_ELT_BITS;
-  
+
   if (last_bit)
     {
       bitset_windex eindex;
@@ -851,20 +849,20 @@ ebitset_unused_clear (bitset dst)
       ebitset_elt *elt;
 
       elts = EBITSET_ELTS (dst);
-      
+
       eindex = n_bits / EBITSET_ELT_BITS;
-      
+
       elt = elts[eindex];
       if (elt)
        {
          bitset_windex windex;
          bitset_windex woffset;
          bitset_word *srcp = EBITSET_WORDS (elt);
-         
+
          windex = n_bits / BITSET_WORD_BITS;
          woffset = eindex * EBITSET_ELT_WORDS;
-         
-         srcp[windex - woffset] &= ((bitset_word) 1 << last_bit) - 1;    
+
+         srcp[windex - woffset] &= ((bitset_word) 1 << last_bit) - 1;
          windex++;
          for (; (windex - woffset) < EBITSET_ELT_WORDS; windex++)
            srcp[windex - woffset] = 0;