56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
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/*
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* Support for the Unix part of builtin dlls
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*
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* Copyright 2019 Alexandre Julliard
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*
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* This 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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*
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* This 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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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifdef _WIN32
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#include <stdarg.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winternl.h"
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static NTSTATUS (__cdecl *p__wine_init_unix_lib)( HMODULE, DWORD, const void *, void * );
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static void load_func( void **func, const char *name, void *def )
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{
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if (!*func)
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{
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HMODULE module = GetModuleHandleA( "ntdll.dll" );
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void *proc = GetProcAddress( module, name );
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InterlockedExchangePointer( func, proc ? proc : def );
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}
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}
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#define LOAD_FUNC(name) load_func( (void **)&p ## name, #name, fallback ## name )
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static NTSTATUS __cdecl fallback__wine_init_unix_lib( HMODULE module, DWORD reason, const void *ptr_in, void *ptr_out )
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{
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return STATUS_DLL_NOT_FOUND;
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}
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NTSTATUS __cdecl __wine_init_unix_lib( HMODULE module, DWORD reason, const void *ptr_in, void *ptr_out )
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{
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LOAD_FUNC( __wine_init_unix_lib );
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return p__wine_init_unix_lib( module, reason, ptr_in, ptr_out );
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}
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#endif /* _WIN32 */
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