id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
8301,filesystem::canonical() has a race condition on Windows 7/10,y.hoshizuki,Beman Dawes,"read_symlink() often throws a exception.

to confirm this problem, please compile and run the attached file.

i think it caused by read_symlink() opening a file exclusively.

{{{
    handle_wrapper h(
      create_file_handle(p.c_str(), GENERIC_READ, 0, 0, OPEN_EXISTING,
        FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, 0));
}}}

FILE_SHARE_READ argument resolves this problem, isn't it?",Bugs,new,To Be Determined,filesystem,Boost 1.59.0,Problem,,,