39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/* Implement __enable_execute_stack for Windows32.
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Copyright (C) 2011-2020 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <windows.h>
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extern void __enable_execute_stack (void *);
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void
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__enable_execute_stack (void *addr)
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{
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MEMORY_BASIC_INFORMATION b;
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if (!VirtualQuery (addr, &b, sizeof(b)))
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abort ();
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VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
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&b.Protect);
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}
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