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support/check_mem_access.h
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Test verification functions for memory access checks. Copyright (C) 2025-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #ifndef SUPPORT_CHECK_MEM_ACCESS_H #define SUPPORT_CHECK_MEM_ACCESS_H #include <stdbool.h> #include <sys/cdefs.h> __BEGIN_DECLS /* To check if the a memory region is inaccessible, this function tries read / write on the provided address ADDR and checks if a SIGSEGV is generated. This function is not thread-safe and it changes signal handlers for SIGSEGV and SIGBUS. If WRITE is true, only the write operation is checked, otherwise only the read operation is checked. */ bool check_mem_access (const void *addr, bool write); __END_DECLS #endif // SUPPORT_CHECK_MEM_ACCESS_H