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 /* Copyright (c) 1988 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 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(number, ndigits, decpt, sign) 54*0Sstevel@tonic-gate double number; 55*0Sstevel@tonic-gate int ndigits; 56*0Sstevel@tonic-gate int *decpt; 57*0Sstevel@tonic-gate int *sign; 58*0Sstevel@tonic-gate { 59*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate return (econvert(number, ndigits, decpt, sign, buf)); 62*0Sstevel@tonic-gate } 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate char * 65*0Sstevel@tonic-gate fcvt(number, ndigits, decpt, sign) 66*0Sstevel@tonic-gate double number; 67*0Sstevel@tonic-gate int ndigits; 68*0Sstevel@tonic-gate int *decpt; 69*0Sstevel@tonic-gate int *sign; 70*0Sstevel@tonic-gate { 71*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 72*0Sstevel@tonic-gate char *ptr, *val; 73*0Sstevel@tonic-gate char ch; 74*0Sstevel@tonic-gate int deci_val; 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate ptr = fconvert(number, ndigits, decpt, sign, buf); 77*0Sstevel@tonic-gate val = ptr; 78*0Sstevel@tonic-gate deci_val = *decpt; 79*0Sstevel@tonic-gate 80*0Sstevel@tonic-gate while ((ch = *ptr) != '\0') { 81*0Sstevel@tonic-gate if (ch != '0') { /* You execute this if there are no */ 82*0Sstevel@tonic-gate /* leading zero's remaining. */ 83*0Sstevel@tonic-gate *decpt = deci_val; /* If there are leading zero's */ 84*0Sstevel@tonic-gate return (ptr); /* gets updated. */ 85*0Sstevel@tonic-gate } 86*0Sstevel@tonic-gate ptr++; 87*0Sstevel@tonic-gate deci_val--; 88*0Sstevel@tonic-gate } 89*0Sstevel@tonic-gate return (val); 90*0Sstevel@tonic-gate } 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate char * 93*0Sstevel@tonic-gate qecvt(number, ndigits, decpt, sign) 94*0Sstevel@tonic-gate long double number; 95*0Sstevel@tonic-gate int ndigits; 96*0Sstevel@tonic-gate int *decpt; 97*0Sstevel@tonic-gate int *sign; 98*0Sstevel@tonic-gate { 99*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate return (qeconvert(&number, ndigits, decpt, sign, buf)); 102*0Sstevel@tonic-gate } 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate char * 105*0Sstevel@tonic-gate qfcvt(number, ndigits, decpt, sign) 106*0Sstevel@tonic-gate long double number; 107*0Sstevel@tonic-gate int ndigits; 108*0Sstevel@tonic-gate int *decpt; 109*0Sstevel@tonic-gate int *sign; 110*0Sstevel@tonic-gate { 111*0Sstevel@tonic-gate char *buf = tsdalloc(_T_ECVT, DECIMAL_STRING_LENGTH, NULL); 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate return (qfconvert(&number, ndigits, decpt, sign, buf)); 114*0Sstevel@tonic-gate } 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate char * 117*0Sstevel@tonic-gate qgcvt(number, ndigits, buffer) 118*0Sstevel@tonic-gate long double number; 119*0Sstevel@tonic-gate int ndigits; 120*0Sstevel@tonic-gate char *buffer; 121*0Sstevel@tonic-gate { 122*0Sstevel@tonic-gate return (qgconvert(&number, ndigits, 0, buffer)); 123*0Sstevel@tonic-gate } 124