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-rw-r--r--nx-X11/lib/src/reallocarray.h44
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diff --git a/nx-X11/lib/src/reallocarray.h b/nx-X11/lib/src/reallocarray.h
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+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <sys/types.h>
+#include <stdlib.h>
+#include <X11/Xfuncproto.h>
+
+#ifndef HAVE_REALLOCARRAY
+extern _X_HIDDEN void *xreallocarray(void *optr, size_t nmemb, size_t size);
+# define reallocarray(ptr, n, size) xreallocarray((ptr), (size_t)(n), (size_t)(size))
+#endif
+
+#if defined(MALLOC_0_RETURNS_NULL) || defined(__clang_analyzer__)
+# define Xreallocarray(ptr, n, size) \
+ reallocarray((ptr), ((n) == 0 ? 1 : (n)), size)
+#else
+# define Xreallocarray(ptr, n, size) reallocarray((ptr), (n), (size))
+#endif
+
+#define Xmallocarray(n, size) Xreallocarray(NULL, (n), (size))