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Diffstat (limited to 'libchill/ltps.c')
-rw-r--r-- | libchill/ltps.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/libchill/ltps.c b/libchill/ltps.c deleted file mode 100644 index c08c884d6c0..00000000000 --- a/libchill/ltps.c +++ /dev/null @@ -1,93 +0,0 @@ -/* Implement POWERSET runtime actions for CHILL. - Copyright (C) 1992,1993 Free Software Foundation, Inc. - Author: Wilfried Moser, et al - -This file is part of GNU CC. - -GNU CC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU CC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -/* As a special exception, if you link this library with other files, - some of which are compiled with GCC, to produce an executable, - this library does not by itself cause the resulting executable - to be covered by the GNU General Public License. - This exception does not however invalidate any other reasons why - the executable file might be covered by the GNU General Public License. */ - -#define __CHILL_LIB__ - -#include <stdio.h> -#include "powerset.h" - -/* - * function __ltpowerset - * - * parameters: - * left powerset - * right powerset - * bitlength length of powerset - * - * returns: - * int 1 .. left is proper subset of right - * (excludes case where left == right) - * 0 .. not - * - * abstract: - * check if one powerset is included in another - * - */ -int -__ltpowerset (left, right, bitlength) - SET_WORD *left; - SET_WORD *right; - unsigned long bitlength; -{ - if (bitlength <= SET_CHAR_SIZE) - { - if ((*((SET_CHAR *)left) & *((SET_CHAR *)right)) - != *((SET_CHAR *)left)) - return 0; - if (*((SET_CHAR *)left) != *((SET_CHAR *)right)) - return 1; - return 0; - } - else if (bitlength <= SET_SHORT_SIZE) - { - if ((*((SET_SHORT *)left) & *((SET_SHORT *)right)) - != *((SET_SHORT *)left)) - return 0; - if (*((SET_SHORT *)left) != *((SET_SHORT *)right)) - return 1; - return 0; - } - else - { - SET_WORD *endp = left + BITS_TO_WORDS(bitlength); - int all_equal = 1; /* assume all bits are equal */ - - while (left < endp) - { - if ((*right & *left) != *left) - return 0; - if (*left != *right) - all_equal = 0; - left++; - right++; - } - if (left == endp && all_equal) /* exclude TRUE return for == case */ - return 0; - return 1; - } -} |