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alcove

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Control plane for Unix processes, containers and sandboxes

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alcove edoc setenv-5.edoc
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edoc/setenv-5.edoc 

@doc setenv(3): set an environment variable



== Examples ==



```

1> {ok, Drv} = alcove_drv:start().

{ok,<0.177.0>}

2> alcove:setenv(Drv, [], "ALCOVE_TEST", "foo", 0).

ok

3> alcove:getenv(Drv, [], "ALCOVE_TEST").

<<"foo">>

4> alcove:setenv(Drv, [], "ALCOVE_TEST", "bar", 0).

ok

5> alcove:getenv(Drv, [], "ALCOVE_TEST").

<<"foo">>

6> alcove:setenv(Drv, [], "ALCOVE_TEST", "bar", 1).

ok

7> alcove:getenv(Drv, [], "ALCOVE_TEST").

<<"bar">>

'''