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37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* Utilities functions to name memory mappings.
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Copyright (C) 2023-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef __SETVMANAME_H
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#define __SETVMANAME_H
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/* Set the NAME to the anonymous memory map START with size of LEN.
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It assumes well-formatted input. */
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#if IS_IN(libc) || IS_IN(rtld)
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void __set_vma_name (void *start, size_t len, const char *name)
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attribute_hidden;
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#else
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#include <sys/prctl.h>
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static inline void __set_vma_name (void *start, size_t len, const char *name)
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{
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prctl (PR_SET_VMA, PR_SET_VMA_ANON_NAME, start, len, name);
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}
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#endif
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#endif
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