1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #ifdef HAVE_CONFIG_H 25 #include <config.h> 26 #endif 27 28 #include <sys/types.h> 29 #include <stdlib.h> 30 #include <X11/Xfuncproto.h> 31 32 #ifndef HAVE_REALLOCARRAY 33 extern _X_HIDDEN void *xreallocarray(void *optr, size_t nmemb, size_t size); 34 # define reallocarray(ptr, n, size) xreallocarray((ptr), (size_t)(n), (size_t)(size)) 35 #endif 36 37 #if defined(MALLOC_0_RETURNS_NULL) || defined(__clang_analyzer__) 38 # define Xreallocarray(ptr, n, size) \ 39 reallocarray((ptr), ((n) == 0 ? 1 : (n)), size) 40 #else 41 # define Xreallocarray(ptr, n, size) reallocarray((ptr), (n), (size)) 42 #endif 43 44 #define Xmallocarray(n, size) Xreallocarray(NULL, (n), (size)) 45