package openbsd

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Module `Openbsd.Unveil`Source

Wrapper around unveil(2) syscall on OpenBSD.

see https://man.openbsd.org/unveil.2 for details.

Sourceval supported : bool

boolean indicating if unveil(2) is supported.

Sourceval add : string -> string -> unit

add calls unveil(path, permissions).

raises Invalid_argument
on EINVAL error.

raises Failure
on others errors, with errno in string.

Sourceval lock : unit -> unit

lock calls unveil(NULL, NULL) and lock any futher usage of add.

raises Invalid_argument
on EINVAL error.

raises Failure
on others errors, with errno in string.