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kernelbase: Verify that the file can be opened when looking for an executable. 

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=48211
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-12-04 10:07:03 +01:00
parent 7b1b0ce506
commit b828424612
1 changed files with 7 additions and 0 deletions
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7
dlls/kernelbase/process.c
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@ -57,6 +57,13 @@ static BOOL find_exe_file( const WCHAR *name, WCHAR *buffer, DWORD buflen )
ret = (SearchPathW( load_path, name, L".exe", buflen, buffer, NULL ) ||
/* not found, try without extension in case it is a Unix app */
SearchPathW( load_path, name, NULL, buflen, buffer, NULL ));
if (ret) /* make sure it can be opened, SearchPathW also returns directories */
{
HANDLE handle = CreateFileW( buffer, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_DELETE,
NULL, OPEN_EXISTING, 0, 0 );
if ((ret = (handle != INVALID_HANDLE_VALUE))) CloseHandle( handle );
}
RtlReleasePath( load_path );
return ret;
}