Brad Fitzpatrick 9f0b1ff7b4 unix: add FileHandle, NewFileHandle, NameToHandleAt, OpenByHandleAt
This adds wrappers around name_to_handle_at and open_by_handle_at.

Requires root (or CAP_DAC_READ_SEARCH, rather) to run tests, which at
least some of our builders have.

bradfitz@go:~/src/golang.org/x/sys/unix$ go test -c && sudo ./unix.test -test.run=OpenBy -test.v=true
=== RUN   TestOpenByHandleAt
=== RUN   TestOpenByHandleAt/clone=false
=== RUN   TestOpenByHandleAt/clone=true
--- PASS: TestOpenByHandleAt (0.00s)
    syscall_linux_test.go:546: mountID: 22, handle: size=8, type=1, bytes="\x9e\x1e\b\x00~\x8c\xe5\x9d"
    --- PASS: TestOpenByHandleAt/clone=false (0.00s)
        syscall_linux_test.go:568: opened fd 3
    --- PASS: TestOpenByHandleAt/clone=true (0.00s)
        syscall_linux_test.go:568: opened fd 3
PASS

Fixes golang/go#30537

Change-Id: Ia48a8faab2fee665d88a16d81a3a0c1504b129ce
Reviewed-on: https://go-review.googlesource.com/c/sys/+/173357
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2019-04-25 04:54:58 +00:00
2014-12-08 10:44:52 +11:00
2015-03-18 17:04:21 +00:00
2019-03-06 22:07:23 +00:00
2012-03-17 15:20:58 +11:00
2017-09-27 05:46:21 +00:00

sys

This repository holds supplemental Go packages for low-level interactions with the operating system.

Download/Install

The easiest way to install is to run go get -u golang.org/x/sys. You can also manually git clone the repository to $GOPATH/src/golang.org/x/sys.

Report Issues / Send Patches

This repository uses Gerrit for code changes. To learn how to submit changes to this repository, see https://golang.org/doc/contribute.html.

The main issue tracker for the sys repository is located at https://github.com/golang/go/issues. Prefix your issue with "x/sys:" in the subject line, so it is easy to find.

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