Mercurial > cpython-lru_cache-weakref
annotate Include/floatobject.h @ 892:11ea669c231e legacy-trunk
Documented new contents of lib5.tex
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Wed, 03 Jun 1992 17:56:44 +0000 |
| parents | 164849f56105 |
| children | 1cabc2b6c970 |
| rev | line source |
|---|---|
| 145 | 1 /*********************************************************** |
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Copyright for 1992 added
Guido van Rossum <guido@python.org>
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2 Copyright 1991, 1992 by Stichting Mathematisch Centrum, Amsterdam, The |
| 145 | 3 Netherlands. |
| 4 | |
| 5 All Rights Reserved | |
| 6 | |
| 7 Permission to use, copy, modify, and distribute this software and its | |
| 8 documentation for any purpose and without fee is hereby granted, | |
| 9 provided that the above copyright notice appear in all copies and that | |
| 10 both that copyright notice and this permission notice appear in | |
| 11 supporting documentation, and that the names of Stichting Mathematisch | |
| 12 Centrum or CWI not be used in advertising or publicity pertaining to | |
| 13 distribution of the software without specific, written prior permission. | |
| 14 | |
| 15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO | |
| 16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
| 17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE | |
| 18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| 20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT | |
| 21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 22 | |
| 23 ******************************************************************/ | |
| 24 | |
| 6 | 25 /* Float object interface */ |
| 26 | |
| 27 /* | |
| 28 floatobject represents a (double precision) floating point number. | |
| 29 */ | |
| 30 | |
| 31 typedef struct { | |
| 32 OB_HEAD | |
| 33 double ob_fval; | |
| 34 } floatobject; | |
| 35 | |
| 36 extern typeobject Floattype; | |
| 37 | |
| 38 #define is_floatobject(op) ((op)->ob_type == &Floattype) | |
| 39 | |
| 40 extern object *newfloatobject PROTO((double)); | |
| 41 extern double getfloatvalue PROTO((object *)); | |
| 42 | |
| 43 /* Macro, trading safety for speed */ | |
| 44 #define GETFLOATVALUE(op) ((op)->ob_fval) |