[std] Prevent process stdin being closed twice #300
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When running `process_stdin_close`, the handle is made available again and may be reused in another part of the program. This means that it is not safe to rerun CloseHandle in free_process, since that could cause us to close a handle that no longer belongs to the process.
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When running
process_stdin_close, the handle is made available again and may be reused in another part of the program. This means that it is not safe to rerun CloseHandle in free_process, since that could cause us to close a handle that no longer belongs to the process.