IABSD.fr/xenocara/lib/libXext/src/reallocarray.h

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• Author : matthieu
  Date : 2022-11-07 11:36:48
  Hash : be4e935e
  Message : Update libXext to version 1.3.5

• lib/libXext/src/reallocarray.h

• /*
   * Copyright (c) 2015, Oracle and/or its affiliates.
   *
   * 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))