1 /* 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 * 17 * %W% (Berkeley) %G% 18 */ 19 20 /* 21 * Floating point scanf/printf (input/output) definitions. 22 */ 23 24 #ifdef _NO_LONGDBL 25 /* 11-bit exponent (VAX G floating point) is 308 decimal digits */ 26 #define MAXEXP 308 27 #else /* !_NO_LONGDBL */ 28 /* 15-bit exponent (Intel extended floating point) is 4932 decimal digits */ 29 #define MAXEXP 4932 30 #endif /* !_NO_LONGDBL */ 31 /* 128 bit fraction takes up 39 decimal digits; max reasonable precision */ 32 #define MAXFRACT 39 33