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- /***********************************************************
-
- Copyright 1995 by Tom Lord
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the name of the copyright holder not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- Tom Lord DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- EVENT SHALL TOM LORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
- USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
- OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- PERFORMANCE OF THIS SOFTWARE.
-
- ******************************************************************/
-
-
- /*
- * Tom Lord (lord@cygnus.com, lord@gnu.ai.mit.edu)
- */
-
-
-
- #include "rxall.h"
- #include "rxcset.h"
- /* Utilities for manipulating bitset represntations of characters sets. */
-
- #ifdef __STDC__
- rx_Bitset
- rx_cset (int size)
- #else
- rx_Bitset
- rx_cset (size)
- int size;
- #endif
- {
- rx_Bitset b;
- b = (rx_Bitset) malloc (rx_sizeof_bitset (size));
- if (b)
- rx_bitset_null (size, b);
- return b;
- }
-
-
- #ifdef __STDC__
- rx_Bitset
- rx_copy_cset (int size, rx_Bitset a)
- #else
- rx_Bitset
- rx_copy_cset (size, a)
- int size;
- rx_Bitset a;
- #endif
- {
- rx_Bitset cs;
- cs = rx_cset (size);
-
- if (cs)
- rx_bitset_union (size, cs, a);
-
- return cs;
- }
-
-
- #ifdef __STDC__
- void
- rx_free_cset (rx_Bitset c)
- #else
- void
- rx_free_cset (c)
- rx_Bitset c;
- #endif
- {
- if (c)
- free ((char *)c);
- }
-
-