1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 30*0Sstevel@tonic-gate /* All Rights Reserved */ 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate /* 34*0Sstevel@tonic-gate * ecvt converts to decimal 35*0Sstevel@tonic-gate * the number of digits is specified by ndigit 36*0Sstevel@tonic-gate * decpt is set to the position of the decimal point 37*0Sstevel@tonic-gate * sign is set to 0 for positive, 1 for negative 38*0Sstevel@tonic-gate * 39*0Sstevel@tonic-gate */ 40*0Sstevel@tonic-gate #pragma weak ecvt = _ecvt 41*0Sstevel@tonic-gate #pragma weak fcvt = _fcvt 42*0Sstevel@tonic-gate #pragma weak qecvt = _qecvt 43*0Sstevel@tonic-gate #pragma weak qfcvt = _qfcvt 44*0Sstevel@tonic-gate #pragma weak qgcvt = _qgcvt 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #include "synonyms.h" 47*0Sstevel@tonic-gate #include <sys/types.h> 48*0Sstevel@tonic-gate #include <stdlib.h> 49*0Sstevel@tonic-gate #include <floatingpoint.h> 50*0Sstevel@tonic-gate #include "tsd.h" 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate char * 53*0Sstevel@tonic-gate ecvt(double number, int ndigits, int *decpt, int *sign) 54*0Sstevel@tonic-gate { 55*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate return (econvert(number, ndigits, decpt, sign, buf)); 58*0Sstevel@tonic-gate } 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate char * 61*0Sstevel@tonic-gate fcvt(double number, int ndigits, int *decpt, int *sign) 62*0Sstevel@tonic-gate { 63*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 64*0Sstevel@tonic-gate char *ptr, *val; 65*0Sstevel@tonic-gate char ch; 66*0Sstevel@tonic-gate int deci_val; 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate ptr = fconvert(number, ndigits, decpt, sign, buf); 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate val = ptr; 71*0Sstevel@tonic-gate deci_val = *decpt; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate while ((ch = *ptr) != 0) { 74*0Sstevel@tonic-gate if (ch != '0') { /* You execute this if there are no */ 75*0Sstevel@tonic-gate /* leading zero's remaining. */ 76*0Sstevel@tonic-gate *decpt = deci_val; /* If there are leading zero's */ 77*0Sstevel@tonic-gate return (ptr); /* gets updated. */ 78*0Sstevel@tonic-gate } 79*0Sstevel@tonic-gate ptr++; 80*0Sstevel@tonic-gate deci_val--; 81*0Sstevel@tonic-gate } 82*0Sstevel@tonic-gate return (val); 83*0Sstevel@tonic-gate } 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate char * 86*0Sstevel@tonic-gate qecvt( 87*0Sstevel@tonic-gate long double number, 88*0Sstevel@tonic-gate int ndigits, 89*0Sstevel@tonic-gate int *decpt, 90*0Sstevel@tonic-gate int *sign) 91*0Sstevel@tonic-gate { 92*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate return (qeconvert(&number, ndigits, decpt, sign, buf)); 95*0Sstevel@tonic-gate } 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate char * 98*0Sstevel@tonic-gate qfcvt(long double number, int ndigits, int *decpt, int *sign) 99*0Sstevel@tonic-gate { 100*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate return (qfconvert(&number, ndigits, decpt, sign, buf)); 103*0Sstevel@tonic-gate } 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate char * 106*0Sstevel@tonic-gate qgcvt(long double number, int ndigits, char *buffer) 107*0Sstevel@tonic-gate { 108*0Sstevel@tonic-gate return (qgconvert(&number, ndigits, 0, buffer)); 109*0Sstevel@tonic-gate } 110