X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=includes%2Ffloat.h;h=59dbf547a9bdce9aa0aeea38430e096ae4afa08b;hp=a23f32486394733969afbb3c675769e926379c19;hb=da0f3f353d417fed71f358a48d5d5394145e460d;hpb=c6c6780c8ee488461ffd0adbfdda60d1adce8c4e

diff --git a/includes/float.h b/includes/float.h
index a23f324..59dbf54 100644
--- a/includes/float.h
+++ b/includes/float.h
@@ -1,48 +1,101 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-// Characteristics of floating types
-// ----------------------------------------------------------------------------
-
-#ifndef __FLOAT_H
-#define __FLOAT_H __FLOAT_H
-
-#define FLT_RADIX       // TODO
-#define FLT_ROUNDS      // TODO
-#define FLT_EVAL_METHOD // TODO
-#define DECIMAL_DIG     // TODO
-
-#define DBL_DIG         // TODO
-#define DBL_EPSILON     // TODO
-#define DBL_MANT_DIG    // TODO
-#define DBL_MAX         // TODO
-#define DBL_MAX_10_EXP  // TODO
-#define DBL_MAX_EXP     // TODO
-#define DBL_MIN         // TODO
-#define DBL_MIN_10_EXP  // TODO
-#define DBL_MIN_EXP     // TODO
-
-#define FLT_DIG         // TODO
-#define FLT_EPSILON     // TODO
-#define FLT_MANT_DIG    // TODO
-#define FLT_MAX         // TODO
-#define FLT_MAX_10_EXP  // TODO
-#define FLT_MAX_EXP     // TODO
-#define FLT_MIN         // TODO
-#define FLT_MIN_10_EXP  // TODO
-#define FLT_MIN_EXP     // TODO
-
-#define LDBL_DIG        // TODO
-#define LDBL_EPSILON    // TODO
-#define LDBL_MANT_DIG   // TODO
-#define LDBL_MAX        // TODO
-#define LDBL_MAX_10_EXP // TODO
-#define LDBL_MAX_EXP    // TODO
-#define LDBL_MIN        // TODO
-#define LDBL_MIN_10_EXP // TODO
-#define LDBL_MIN_EXP    // TODO
-
-#endif // __FLOAT_H
+/* Characteristics of floating types <float.h>
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#ifndef _PDCLIB_FLOAT_H
+#define _PDCLIB_FLOAT_H _PDCLIB_FLOAT_H
+#include "_PDCLIB_float.h"
+
+#define FLT_ROUNDS      _PDCLIB_FLT_ROUNDS
+#define FLT_EVAL_METHOD _PDCLIB_FLT_EVAL_METHOD
+#define DECIMAL_DIG     _PDCLIB_DECIMAL_DIG
+
+/* Radix of exponent representation */
+#define FLT_RADIX       _PDCLIB_FLT_RADIX
+
+/* Number of base-FLT_RADIX digits in the significand of a float */
+#define FLT_MANT_DIG    _PDCLIB_FLT_MANT_DIG
+
+/* Number of decimal digits of precision in a float */
+#define FLT_DIG         _PDCLIB_FLT_DIG
+
+/* Difference between 1.0 and the minimum float greater than 1.0 */
+#define FLT_EPSILON     _PDCLIB_FLT_EPSILON
+
+/* Minimum int x such that FLT_RADIX**(x-1) is a normalised float */
+#define FLT_MIN_EXP     _PDCLIB_FLT_MIN_EXP
+
+/* Minimum normalised float */
+#define FLT_MIN         _PDCLIB_FLT_MIN
+
+/* Minimum int x such that 10**x is a normalised float */
+#define FLT_MIN_10_EXP  _PDCLIB_FLT_MIN_10_EXP
+
+/* Maximum int x such that FLT_RADIX**(x-1) is a representable float */
+#define FLT_MAX_EXP     _PDCLIB_FLT_MAX_EXP
+
+/* Maximum float */
+#define FLT_MAX         _PDCLIB_FLT_MAX
+
+/* Maximum int x such that 10**x is a representable float */
+#define FLT_MAX_10_EXP  _PDCLIB_FLT_MAX_10_EXP
+
+
+/* Number of base-FLT_RADIX digits in the significand of a double */
+#define DBL_MANT_DIG    _PDCLIB_DBL_MANT_DIG
+
+/* Number of decimal digits of precision in a double */
+#define DBL_DIG         _PDCLIB_DBL_DIG
+
+/* Difference between 1.0 and the minimum double greater than 1.0 */
+#define DBL_EPSILON     _PDCLIB_DBL_EPSILON
+
+/* Minimum int x such that FLT_RADIX**(x-1) is a normalised double */
+#define DBL_MIN_EXP     _PDCLIB_DBL_MIN_EXP
+
+/* Minimum normalised double */
+#define DBL_MIN         _PDCLIB_DBL_MIN
+
+/* Minimum int x such that 10**x is a normalised double */
+#define DBL_MIN_10_EXP  _PDCLIB_DBL_MIN_10_EXP
+
+/* Maximum int x such that FLT_RADIX**(x-1) is a representable double */
+#define DBL_MAX_EXP     _PDCLIB_DBL_MAX_EXP
+
+/* Maximum double */
+#define DBL_MAX         _PDCLIB_DBL_MAX
+
+/* Maximum int x such that 10**x is a representable double */
+#define DBL_MAX_10_EXP  _PDCLIB_DBL_MAX_10_EXP
+
+
+/* Number of base-FLT_RADIX digits in the significand of a long double */
+#define LDBL_MANT_DIG   _PDCLIB_LDBL_MANT_DIG
+
+/* Number of decimal digits of precision in a long double */
+#define LDBL_DIG        _PDCLIB_LDBL_DIG
+
+/* Difference between 1.0 and the minimum long double greater than 1.0 */
+#define LDBL_EPSILON    _PDCLIB_LDBL_EPSILON
+
+/* Minimum int x such that FLT_RADIX**(x-1) is a normalised long double */
+#define LDBL_MIN_EXP    _PDCLIB_LDBL_MIN_EXP
+
+/* Minimum normalised long double */
+#define LDBL_MIN        _PDCLIB_LDBL_MIN
+
+/* Minimum int x such that 10**x is a normalised long double */
+#define LDBL_MIN_10_EXP _PDCLIB_LDBL_MIN_10_EXP
+
+/* Maximum int x such that FLT_RADIX**(x-1) is a representable long double */
+#define LDBL_MAX_EXP    _PDCLIB_LDBL_MAX_EXP
+
+/* Maximum long double */
+#define LDBL_MAX        _PDCLIB_LDBL_MAX
+
+/* Maximum int x such that 10**x is a representable long double */
+#define LDBL_MAX_10_EXP _PDCLIB_LDBL_MAX_10_EXP
+
+#endif