| /* |
| * This file contains wrapper functions working with memory allocations, |
| * they just terminate the program in case of memory allocation failure. |
| * These functions can be used by various binaries included in the strace |
| * package. |
| * |
| * Copyright (c) 2001-2017 The strace developers. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef STRACE_XMALLOC_H |
| #define STRACE_XMALLOC_H |
| |
| #include <stddef.h> |
| #include "gcc_compat.h" |
| |
| void *xcalloc(size_t nmemb, size_t size) |
| ATTRIBUTE_MALLOC ATTRIBUTE_ALLOC_SIZE((1, 2)); |
| void *xmalloc(size_t size) ATTRIBUTE_MALLOC ATTRIBUTE_ALLOC_SIZE((1)); |
| void *xreallocarray(void *ptr, size_t nmemb, size_t size) |
| ATTRIBUTE_ALLOC_SIZE((2, 3)); |
| |
| /* |
| * Note that the following two functions return NULL when NULL is specified |
| * and not when allocation is failed, since, as the "x" prefix implies, |
| * the allocation failure leads to program termination, so we may re-purpose |
| * this return value and simplify the idiom "str ? xstrdup(str) : NULL". |
| */ |
| char *xstrdup(const char *str) ATTRIBUTE_MALLOC; |
| char *xstrndup(const char *str, size_t n) ATTRIBUTE_MALLOC; |
| |
| #endif /* !STRACE_XMALLOC_H */ |