Add nsenter details to libcontainer README.md
Add the import of nsenter to the example in libcontainer's README.md, as without it none of the example code works. Signed-off-by: Steven Hartland <steven.hartland@multiplay.co.uk>
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@ -16,7 +16,14 @@ the current binary (/proc/self/exe) to be executed as the init process, and use
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arg "init", we call the first step process "bootstrap", so you always need a "init"
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function as the entry of "bootstrap".
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In addition to the go init function the early stage bootstrap is handled by importing
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[nsenter](https://github.com/opencontainers/runc/blob/master/libcontainer/nsenter/README.md).
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```go
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import (
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_ "github.com/opencontainers/runc/libcontainer/nsenter"
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)
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func init() {
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if len(os.Args) > 1 && os.Args[1] == "init" {
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runtime.GOMAXPROCS(1)
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