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" /* SVr4.0 1.8 */ 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate /* 34*0Sstevel@tonic-gate * contains the definitions 35*0Sstevel@tonic-gate * of the global constant __huge_val used 36*0Sstevel@tonic-gate * by the floating point environment 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate /* 40*0Sstevel@tonic-gate * XXX - the preferred fix for this sits in delta 1.12. 41*0Sstevel@tonic-gate * But the following code is the only way to fix this given the lint and cc 42*0Sstevel@tonic-gate * we use now. Newer compilers and lints should fix this so we can 43*0Sstevel@tonic-gate * put delta 1.12 back. See 6208626. 44*0Sstevel@tonic-gate */ 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #include <sys/feature_tests.h> 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate #undef _STDC_C99 /* to force the definition of '_h_val' */ 49*0Sstevel@tonic-gate #undef __C99FEATURES__ /* to force the definition of '_h_val' */ 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #include <math.h> /* for '_h_val' */ 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate /* IEEE infinity */ 54*0Sstevel@tonic-gate const _h_val __huge_val = 55*0Sstevel@tonic-gate #if defined(_LP64) /* long == long long */ 56*0Sstevel@tonic-gate { 0x7ff0000000000000ull }; 57*0Sstevel@tonic-gate #elif defined(_LONG_LONG_HTOL) /* like 32-bit sparc */ 58*0Sstevel@tonic-gate { 0x7ff00000ul, 0x00000000ul }; 59*0Sstevel@tonic-gate #elif defined(_LONG_LONG_LTOH) /* like 32-bit x86 */ 60*0Sstevel@tonic-gate { 0x00000000ul, 0x7ff00000ul }; 61*0Sstevel@tonic-gate #else 62*0Sstevel@tonic-gate #error "none of { _LP64 _LONG_LONG_HTOL _LONG_LONG_LTOH } is defined" 63*0Sstevel@tonic-gate #endif 64