1*05a0b428SJohn Marino /* $OpenBSD: s_creal.c,v 1.6 2013/07/03 04:46:36 espie Exp $ */ 2*05a0b428SJohn Marino /* 3*05a0b428SJohn Marino * Copyright (c) 2008 Martynas Venckus <martynas@openbsd.org> 4*05a0b428SJohn Marino * 5*05a0b428SJohn Marino * Permission to use, copy, modify, and distribute this software for any 6*05a0b428SJohn Marino * purpose with or without fee is hereby granted, provided that the above 7*05a0b428SJohn Marino * copyright notice and this permission notice appear in all copies. 8*05a0b428SJohn Marino * 9*05a0b428SJohn Marino * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10*05a0b428SJohn Marino * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11*05a0b428SJohn Marino * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12*05a0b428SJohn Marino * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13*05a0b428SJohn Marino * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14*05a0b428SJohn Marino * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15*05a0b428SJohn Marino * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16*05a0b428SJohn Marino */ 17*05a0b428SJohn Marino 18*05a0b428SJohn Marino #include <complex.h> 19*05a0b428SJohn Marino #include <float.h> 20*05a0b428SJohn Marino #include <math.h> 21*05a0b428SJohn Marino 22*05a0b428SJohn Marino double 23*05a0b428SJohn Marino creal(double complex z) 24*05a0b428SJohn Marino { 25*05a0b428SJohn Marino return __real__ z; 26*05a0b428SJohn Marino } 27*05a0b428SJohn Marino 28*05a0b428SJohn Marino #if LDBL_MANT_DIG == DBL_MANT_DIG 29*05a0b428SJohn Marino __strong_alias(creall, creal); 30*05a0b428SJohn Marino #endif /* LDBL_MANT_DIG == DBL_MANT_DIG */ 31