[Piglit] [Patch v2] generated_tests: Catch exception in os.makedirs

[Mark Janes]

Thanks, this is a superior implementation imho.

-Mark

Dylan Baker <baker.dylan.c at gmail.com> writes:

> +
> +def safe_makedirs(dirs):
> +    """A safe function for creating a directory tree.
> +
> +    This function wraps os.makedirs, and provides a couple of sanity checks,
> +    first, if the directory already exists it doesn't try to create it, and
> +    second if the directory comes into existence between the check and creation
> +    time (like if another generator creates it) then the exception will be
> +    caught.
> +
> +    """
> +    if not os.path.exists(dirs):
> +        try:
> +            os.makedirs(dirs)
> +        except OSError as e:
> +            if e.errno == errno.EEXIST:
> +                pass
> +            raise