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-rw-r--r--src/VBox/Runtime/common/math/llroundl.cpp65
1 files changed, 65 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/math/llroundl.cpp b/src/VBox/Runtime/common/math/llroundl.cpp
new file mode 100644
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+++ b/src/VBox/Runtime/common/math/llroundl.cpp
@@ -0,0 +1,65 @@
+/* $Id: llroundl.cpp $ */
+/** @file
+ * IPRT - No-CRT - llroundl().
+ */
+
+/*
+ * Copyright (C) 2022-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#define IPRT_NO_CRT_FOR_3RD_PARTY
+#include "internal/nocrt.h"
+#include <iprt/nocrt/math.h>
+#include <iprt/nocrt/limits.h>
+#include <iprt/nocrt/fenv.h>
+
+
+#undef llroundl
+long long RT_NOCRT(llroundl)(long double lrd)
+{
+ if (isfinite(lrd))
+ {
+ lrd = RT_NOCRT(roundl)(lrd);
+ if (lrd >= (long double)LLONG_MIN && lrd <= (long double)LLONG_MAX)
+ return (long long)lrd;
+ RT_NOCRT(feraiseexcept)(FE_INVALID);
+ return lrd > 0.0L ? LLONG_MAX : LLONG_MIN;
+ }
+ RT_NOCRT(feraiseexcept)(FE_INVALID);
+ if (RT_NOCRT(__isinfl)(lrd) && lrd < 0.0)
+ return LLONG_MIN;
+ return LLONG_MAX;
+}
+RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(llroundl);
+