cpython-lru_cache-weakref: Objects/floatobject.c annotate

annotate Objects/floatobject.c @ 3216:d00a79ebb027 legacy-trunk

Added missing imgpbm and imgsgi modules

author	Jack Jansen <jack.jansen@cwi.nl>
date	Thu, 12 Oct 1995 10:23:27 +0000
parents	6cbd2830b5a2
children	67d347c32fff

rev	line source
145 853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	1 /***********************************************************
2059 866c81068dbd Added 1995 to copyright message. Guido van Rossum <guido@python.org> parents: 2053 diff changeset	2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
866c81068dbd Added 1995 to copyright message. Guido van Rossum <guido@python.org> parents: 2053 diff changeset	3 The Netherlands.
145 853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	4
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	5 All Rights Reserved
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	6
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	7 Permission to use, copy, modify, and distribute this software and its
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	8 documentation for any purpose and without fee is hereby granted,
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	9 provided that the above copyright notice appear in all copies and that
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	10 both that copyright notice and this permission notice appear in
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	11 supporting documentation, and that the names of Stichting Mathematisch
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	12 Centrum or CWI not be used in advertising or publicity pertaining to
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	13 distribution of the software without specific, written prior permission.
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	14
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	22
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	23 ******************************************************************/
853b736a6a9e Added copyright notice. Guido van Rossum <guido@python.org> parents: 91 diff changeset	24
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	25 /* Float object implementation */
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	26
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	27 /* XXX There should be overflow checks here, but it's hard to check
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	28 for any kind of float exception without losing portability. */
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	29
86 a6934380c6e7 "Compiling" version Guido van Rossum <guido@python.org> parents: 60 diff changeset	30 #include "allobjects.h"
1252 c4cd0d9d8281 * Changed many files to use mkvalue() instead of newtupleobject(). Guido van Rossum <guido@python.org> parents: 1049 diff changeset	31 #include "modsupport.h"
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	32
91 5c357d37b327 Added <errno.h> Guido van Rossum <guido@python.org> parents: 86 diff changeset	33 #include <errno.h>
86 a6934380c6e7 "Compiling" version Guido van Rossum <guido@python.org> parents: 60 diff changeset	34 #include <ctype.h>
2433 6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	35 #include "mymath.h"
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	36
1271 2919b448e385 * Microscopic corrections to make things compile on the Cray APP. Guido van Rossum <guido@python.org> parents: 1257 diff changeset	37 #ifdef i860
2919b448e385 * Microscopic corrections to make things compile on the Cray APP. Guido van Rossum <guido@python.org> parents: 1257 diff changeset	38 /* Cray APP has bogus definition of HUGE_VAL in <math.h> */
2919b448e385 * Microscopic corrections to make things compile on the Cray APP. Guido van Rossum <guido@python.org> parents: 1257 diff changeset	39 #undef HUGE_VAL
2919b448e385 * Microscopic corrections to make things compile on the Cray APP. Guido van Rossum <guido@python.org> parents: 1257 diff changeset	40 #endif
2919b448e385 * Microscopic corrections to make things compile on the Cray APP. Guido van Rossum <guido@python.org> parents: 1257 diff changeset	41
496 0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	42 #ifdef HUGE_VAL
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	43 #define CHECK(x) if (errno != 0) ; \
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	44 else if (-HUGE_VAL <= (x) && (x) <= HUGE_VAL) ; \
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	45 else errno = ERANGE
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	46 #else
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	47 #define CHECK(x) /* Don't know how to check */
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	48 #endif
0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	49
1908 0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	50 #ifdef HAVE_LIMITS_H
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	51 #include <limits.h>
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	52 #endif
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	53
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	54 #ifndef LONG_MAX
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	55 #define LONG_MAX 0X7FFFFFFFL
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	56 #endif
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	57
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	58 #ifndef LONG_MIN
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	59 #define LONG_MIN (-LONG_MAX-1)
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	60 #endif
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	61
2327 43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	62 #ifdef __NeXT__
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	63 #ifdef __sparc__
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	64 /*
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	65 * This works around a bug in the NS/Sparc 3.3 pre-release
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	66 * limits.h header file.
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	67 * 10-Feb-1995 bwarsaw@cnri.reston.va.us
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	68 */
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	69 #undef LONG_MIN
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	70 #define LONG_MIN (-LONG_MAX-1)
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	71 #endif
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	72 #endif
43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	73
2433 6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	74 #if !defined(__STDC__) && !defined(macintosh)
60 4f593b38d061 Moved prototyes for fmod and pow, and don't use them for THINK C. Guido van Rossum <guido@python.org> parents: 46 diff changeset	75 extern double fmod PROTO((double, double));
4f593b38d061 Moved prototyes for fmod and pow, and don't use them for THINK C. Guido van Rossum <guido@python.org> parents: 46 diff changeset	76 extern double pow PROTO((double, double));
4f593b38d061 Moved prototyes for fmod and pow, and don't use them for THINK C. Guido van Rossum <guido@python.org> parents: 46 diff changeset	77 #endif
4f593b38d061 Moved prototyes for fmod and pow, and don't use them for THINK C. Guido van Rossum <guido@python.org> parents: 46 diff changeset	78
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	79 object *
2433 6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	80 #ifdef __SC__
6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	81 newfloatobject(double fval)
6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	82 #else
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	83 newfloatobject(fval)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	84 double fval;
2433 6cbd2830b5a2 for MPW __SC__ compiler Guido van Rossum <guido@python.org> parents: 2327 diff changeset	85 #endif
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	86 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	87 /* For efficiency, this code is copied from newobject() */
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	88 register floatobject op = (floatobject ) malloc(sizeof(floatobject));
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	89 if (op == NULL)
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	90 return err_nomem();
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	91 op->ob_type = &Floattype;
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	92 op->ob_fval = fval;
1347 a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects, Sjoerd Mullender <sjoerd@acm.org> parents: 1319 diff changeset	93 NEWREF(op);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	94 return (object *) op;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	95 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	96
1313 6ee380349c84 * Added gmtime/localtime/mktime and SYSV timezone globals to timemodule.c. Guido van Rossum <guido@python.org> parents: 1271 diff changeset	97 static void
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	98 float_dealloc(op)
c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	99 object *op;
c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	100 {
c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	101 DEL(op);
c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	102 }
c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	103
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	104 double
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	105 getfloatvalue(op)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	106 object *op;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	107 {
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	108 number_methods *nb;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	109 floatobject *fo;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	110 double val;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	111
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	112 if (op && is_floatobject(op))
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	113 return GETFLOATVALUE((floatobject*) op);
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	114
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	115 if (op == NULL \|\| (nb = op->ob_type->tp_as_number) == NULL \|\|
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	116 nb->nb_float == NULL) {
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	117 err_badarg();
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	118 return -1;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	119 }
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	120
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	121 fo = (floatobject) (nb->nb_float) (op);
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	122 if (fo == NULL)
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	123 return -1;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	124 if (!is_floatobject(fo)) {
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	125 err_setstr(TypeError, "nb_float should return float object");
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	126 return -1;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	127 }
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	128
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	129 val = GETFLOATVALUE(fo);
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	130 DECREF(fo);
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	131
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	132 return val;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	133 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	134
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	135 /* Methods */
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	136
268 0fe2471166f0 Export float_buf_repr() interface, for marshalling of floats. Guido van Rossum <guido@python.org> parents: 249 diff changeset	137 void
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	138 float_buf_repr(buf, v)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	139 char *buf;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	140 floatobject *v;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	141 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	142 register char *cp;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	143 /* Subroutine for float_repr and float_print.
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	144 We want float numbers to be recognizable as such,
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	145 i.e., they should contain a decimal point or an exponent.
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	146 However, %g may print the number as an integer;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	147 in such cases, we append ".0" to the string. */
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	148 sprintf(buf, "%.12g", v->ob_fval);
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	149 cp = buf;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	150 if (*cp == '-')
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	151 cp++;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	152 for (; *cp != '\0'; cp++) {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	153 /* Any non-digit means it's not an integer;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	154 this takes care of NAN and INF as well. */
2308 14b126d0b5be use Py_CHARMASK; and don't check for neg. float to the float power here Guido van Rossum <guido@python.org> parents: 2156 diff changeset	155 if (!isdigit(Py_CHARMASK(*cp)))
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	156 break;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	157 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	158 if (*cp == '\0') {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	159 *cp++ = '.';
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	160 *cp++ = '0';
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	161 *cp++ = '\0';
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	162 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	163 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	164
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	165 /* ARGSUSED */
284 6ac402023cac printobject now returns an error code Guido van Rossum <guido@python.org> parents: 268 diff changeset	166 static int
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	167 float_print(v, fp, flags)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	168 floatobject *v;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	169 FILE *fp;
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	170 int flags; /* Not used but required by interface */
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	171 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	172 char buf[100];
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	173 float_buf_repr(buf, v);
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	174 fputs(buf, fp);
284 6ac402023cac printobject now returns an error code Guido van Rossum <guido@python.org> parents: 268 diff changeset	175 return 0;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	176 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	177
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	178 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	179 float_repr(v)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	180 floatobject *v;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	181 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	182 char buf[100];
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	183 float_buf_repr(buf, v);
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	184 return newstringobject(buf);
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	185 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	186
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	187 static int
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	188 float_compare(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	189 floatobject v, w;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	190 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	191 double i = v->ob_fval;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	192 double j = w->ob_fval;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	193 return (i < j) ? -1 : (i > j) ? 1 : 0;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	194 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	195
1257 1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	196 static long
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	197 float_hash(v)
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	198 floatobject *v;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	199 {
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	200 double intpart, fractpart;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	201 int expo;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	202 long x;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	203 /* This is designed so that Python numbers with the same
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	204 value hash to the same value, otherwise comparisons
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	205 of mapping keys will turn out weird */
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	206
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	207 #ifdef MPW /* MPW C modf expects pointer to extended as second argument */
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	208 {
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	209 extended e;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	210 fractpart = modf(v->ob_fval, &e);
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	211 intpart = e;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	212 }
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	213 #else
1257 1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	214 fractpart = modf(v->ob_fval, &intpart);
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	215 #endif
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	216
1257 1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	217 if (fractpart == 0.0) {
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	218 if (intpart > 0x7fffffffL \|\| -intpart > 0x7fffffffL) {
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	219 /* Convert to long int and use its hash... */
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	220 object *w = dnewlongobject(v->ob_fval);
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	221 if (w == NULL)
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	222 return -1;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	223 x = hashobject(w);
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	224 DECREF(w);
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	225 return x;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	226 }
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	227 x = (long)intpart;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	228 }
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	229 else {
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	230 fractpart = frexp(fractpart, &expo);
2059 866c81068dbd Added 1995 to copyright message. Guido van Rossum <guido@python.org> parents: 2053 diff changeset	231 fractpart = fractpart2147483648.0; / 2*31 /
1257 1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	232 x = (long) (intpart + fractpart) ^ expo; /* Rather arbitrary */
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	233 }
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	234 if (x == -1)
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	235 x = -2;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	236 return x;
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	237 }
1cabc2b6c970 * Changed all copyright messages to include 1993. Guido van Rossum <guido@python.org> parents: 1252 diff changeset	238
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	239 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	240 float_add(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	241 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	242 floatobject *w;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	243 {
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	244 return newfloatobject(v->ob_fval + w->ob_fval);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	245 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	246
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	247 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	248 float_sub(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	249 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	250 floatobject *w;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	251 {
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	252 return newfloatobject(v->ob_fval - w->ob_fval);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	253 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	254
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	255 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	256 float_mul(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	257 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	258 floatobject *w;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	259 {
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	260 return newfloatobject(v->ob_fval * w->ob_fval);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	261 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	262
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	263 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	264 float_div(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	265 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	266 floatobject *w;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	267 {
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	268 if (w->ob_fval == 0) {
470 a1025cbba30d Formulate better error strings. Guido van Rossum <guido@python.org> parents: 405 diff changeset	269 err_setstr(ZeroDivisionError, "float division");
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	270 return NULL;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	271 }
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	272 return newfloatobject(v->ob_fval / w->ob_fval);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	273 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	274
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	275 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	276 float_rem(v, w)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	277 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	278 floatobject *w;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	279 {
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	280 double vx, wx;
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	281 double /* div, */ mod;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	282 wx = w->ob_fval;
0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	283 if (wx == 0.0) {
0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	284 err_setstr(ZeroDivisionError, "float modulo");
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	285 return NULL;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	286 }
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	287 vx = v->ob_fval;
0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	288 mod = fmod(vx, wx);
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	289 /* div = (vx - mod) / wx; */
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	290 if (wx*mod < 0) {
0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	291 mod += wx;
745 c7b23cc8cded answer lint's complaints Guido van Rossum <guido@python.org> parents: 632 diff changeset	292 /* div -= 1.0; */
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	293 }
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	294 return newfloatobject(mod);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	295 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	296
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	297 static object *
227 7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	298 float_divmod(v, w)
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	299 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	300 floatobject *w;
227 7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	301 {
391 caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	302 double vx, wx;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	303 double div, mod;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	304 wx = w->ob_fval;
391 caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	305 if (wx == 0.0) {
470 a1025cbba30d Formulate better error strings. Guido van Rossum <guido@python.org> parents: 405 diff changeset	306 err_setstr(ZeroDivisionError, "float divmod()");
391 caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	307 return NULL;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	308 }
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	309 vx = v->ob_fval;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	310 mod = fmod(vx, wx);
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	311 div = (vx - mod) / wx;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	312 if (wx*mod < 0) {
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	313 mod += wx;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	314 div -= 1.0;
caf8466dcc9c Finally implemented divmod(). Guido van Rossum <guido@python.org> parents: 284 diff changeset	315 }
1252 c4cd0d9d8281 * Changed many files to use mkvalue() instead of newtupleobject(). Guido van Rossum <guido@python.org> parents: 1049 diff changeset	316 return mkvalue("(dd)", div, mod);
227 7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	317 }
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	318
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	319 static object *
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	320 float_pow(v, w, z)
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	321 floatobject *v;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	322 floatobject *w;
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	323 floatobject *z;
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	324 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	325 double iv, iw, ix;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	326 iv = v->ob_fval;
632 0c1938f2e0c0 Get rid of redundant type checks. Guido van Rossum <guido@python.org> parents: 496 diff changeset	327 iw = w->ob_fval;
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	328 /* XXX Doesn't handle overflows if z!=None yet; it may never do so :(
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	329 * The z parameter is really only going to be useful for integers and
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	330 * long integers. Maybe something clever with logarithms could be done.
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	331 * [AMK]
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	332 */
249 bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	333 /* Sort out special cases here instead of relying on pow() */
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	334 if (iw == 0.0) { /* x0 is 1, even 00 */
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	335 if ((object *)z!=None) {
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	336 ix=fmod(1.0, z->ob_fval);
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	337 if (ix!=0 && z->ob_fval<0) ix+=z->ob_fval;
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	338 }
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	339 else ix=1.0;
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	340 return newfloatobject(ix);
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	341 }
249 bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	342 if (iv == 0.0) {
bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	343 if (iw < 0.0) {
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	344 err_setstr(ValueError, "0.0 to a negative power");
249 bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	345 return NULL;
bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	346 }
bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	347 return newfloatobject(0.0);
bab1f5494b8e Fix special cases in pow() Guido van Rossum <guido@python.org> parents: 239 diff changeset	348 }
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	349 errno = 0;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	350 ix = pow(iv, iw);
496 0ac392b7f76e Explicitly check for weird values after calling pow(). Guido van Rossum <guido@python.org> parents: 470 diff changeset	351 CHECK(ix);
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	352 if (errno != 0) {
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	353 /* XXX could it be another type of error? */
82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	354 err_errno(OverflowError);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	355 return NULL;
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	356 }
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	357 if ((object *)z!=None) {
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	358 ix=fmod(ix, z->ob_fval); /* XXX To Be Rewritten */
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	359 if ( ix!=0 &&
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	360 ((iv<0 && z->ob_fval>0) \|\| (iv>0 && z->ob_fval<0) )) {
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	361 ix+=z->ob_fval;
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	362 }
17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	363 }
27 82c7bab78bb1 New errors. Guido van Rossum <guido@python.org> parents: 6 diff changeset	364 return newfloatobject(ix);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	365 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	366
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	367 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	368 float_neg(v)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	369 floatobject *v;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	370 {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	371 return newfloatobject(-v->ob_fval);
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	372 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	373
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	374 static object *
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	375 float_pos(v)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	376 floatobject *v;
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	377 {
227 7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	378 INCREF(v);
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	379 return (object *)v;
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	380 }
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	381
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	382 static object *
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	383 float_abs(v)
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	384 floatobject *v;
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	385 {
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	386 if (v->ob_fval < 0)
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	387 return float_neg(v);
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	388 else
7ec6058b539b Added (dummy) divmod and (functional) abs. Guido van Rossum <guido@python.org> parents: 145 diff changeset	389 return float_pos(v);
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	390 }
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	391
239 fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	392 static int
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	393 float_nonzero(v)
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	394 floatobject *v;
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	395 {
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	396 return v->ob_fval != 0.0;
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	397 }
fda973f2a512 Added nonzero test Guido van Rossum <guido@python.org> parents: 227 diff changeset	398
1313 6ee380349c84 * Added gmtime/localtime/mktime and SYSV timezone globals to timemodule.c. Guido van Rossum <guido@python.org> parents: 1271 diff changeset	399 static int
955 03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	400 float_coerce(pv, pw)
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	401 object **pv;
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	402 object **pw;
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	403 {
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	404 if (is_intobject(*pw)) {
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	405 long x = getintvalue(*pw);
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	406 *pw = newfloatobject((double)x);
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	407 INCREF(*pv);
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	408 return 0;
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	409 }
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	410 else if (is_longobject(*pw)) {
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	411 pw = newfloatobject(dgetlongvalue(pw));
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	412 INCREF(*pv);
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	413 return 0;
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	414 }
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	415 return 1; /* Can't do it */
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	416 }
03de67080c95 * classobject.[ch], {float,long,int}object.c, bltinmodule.c: Guido van Rossum <guido@python.org> parents: 795 diff changeset	417
1049 2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	418 static object *
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	419 float_int(v)
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	420 object *v;
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	421 {
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	422 double x = getfloatvalue(v);
1908 0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	423 if (x < 0 ? (x = ceil(x)) < (double)LONG_MIN
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	424 : (x = floor(x)) > (double)LONG_MAX) {
2327 43f9e7549c70 NeXT/Sparc 3.3 fix Guido van Rossum <guido@python.org> parents: 2308 diff changeset	425 err_setstr(OverflowError, "float too large to convert");
1908 0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	426 return NULL;
0437738279a8 * Include/classobject.h, Objects/classobject.c, Python/ceval.c: Guido van Rossum <guido@python.org> parents: 1775 diff changeset	427 }
1049 2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	428 return newintobject((long)x);
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	429 }
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	430
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	431 static object *
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	432 float_long(v)
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	433 object *v;
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	434 {
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	435 double x = getfloatvalue(v);
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	436 return dnewlongobject(x);
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	437 }
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	438
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	439 static object *
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	440 float_float(v)
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	441 object *v;
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	442 {
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	443 INCREF(v);
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	444 return v;
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	445 }
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	446
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	447
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	448 static number_methods float_as_number = {
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	449 (binaryfunc)float_add, /nb_add/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	450 (binaryfunc)float_sub, /nb_subtract/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	451 (binaryfunc)float_mul, /nb_multiply/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	452 (binaryfunc)float_div, /nb_divide/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	453 (binaryfunc)float_rem, /nb_remainder/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	454 (binaryfunc)float_divmod, /nb_divmod/
1775 17c80a952914 New patches by Andrew to fix various problems Guido van Rossum <guido@python.org> parents: 1746 diff changeset	455 (ternaryfunc)float_pow, /nb_power/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	456 (unaryfunc)float_neg, /nb_negative/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	457 (unaryfunc)float_pos, /nb_positive/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	458 (unaryfunc)float_abs, /nb_absolute/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	459 (inquiry)float_nonzero, /nb_nonzero/
405 d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	460 0, /nb_invert/
d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	461 0, /nb_lshift/
d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	462 0, /nb_rshift/
d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	463 0, /nb_and/
d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	464 0, /nb_xor/
d3d328680328 Added NULL function pointers for shift and mask ops. Guido van Rossum <guido@python.org> parents: 391 diff changeset	465 0, /nb_or/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	466 (coercion)float_coerce, /nb_coerce/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	467 (unaryfunc)float_int, /nb_int/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	468 (unaryfunc)float_long, /nb_long/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	469 (unaryfunc)float_float, /nb_float/
1049 2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	470 0, /nb_oct/
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic. Guido van Rossum <guido@python.org> parents: 955 diff changeset	471 0, /nb_hex/
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	472 };
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	473
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	474 typeobject Floattype = {
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	475 OB_HEAD_INIT(&Typetype)
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	476 0,
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	477 "float",
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	478 sizeof(floatobject),
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	479 0,
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	480 (destructor)float_dealloc, /tp_dealloc/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	481 (printfunc)float_print, /tp_print/
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	482 0, /tp_getattr/
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	483 0, /tp_setattr/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	484 (cmpfunc)float_compare, /tp_compare/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	485 (reprfunc)float_repr, /tp_repr/
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	486 &float_as_number, /tp_as_number/
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	487 0, /tp_as_sequence/
fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	488 0, /tp_as_mapping/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1347 diff changeset	489 (hashfunc)float_hash, /tp_hash/
6 fc6fcd7df4f7 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	490 };

Mercurial > cpython-lru_cache-weakref

annotate Objects/floatobject.c @ 3216:d00a79ebb027 legacy-trunk