windows: support service PreShutdown service control signal

This adds support for the PreShutdown signal indicating the system will
be shutting down. This allows services which need time to shutdown
gracefully to use SERVICE_ACCEPT_PRESHUTDOWN to register for
SERVICE_CONTROL_PRESHUTDOWN events.

https://docs.microsoft.com/en-us/windows/win32/api/winsvc/nc-winsvc-lphandler_function_ex?redirectedfrom=MSDN

Change-Id: I380d366d49ff380972c1efe83f43610b30432f35
GitHub-Last-Rev: db8ea88b2529b0845053ec364584eb8fc3324aa9
GitHub-Pull-Request: golang/sys#85
Reviewed-on: https://go-review.googlesource.com/c/sys/+/253477
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Daniel Martí <mvdan@mvdan.cc>
2 files changed
tree: 07c2519c24da679c9f660ad327bf8a9aa99d82ad
  1. cpu/
  2. internal/
  3. plan9/
  4. unix/
  5. windows/
  6. .gitattributes
  7. .gitignore
  8. AUTHORS
  9. codereview.cfg
  10. CONTRIBUTING.md
  11. CONTRIBUTORS
  12. go.mod
  13. LICENSE
  14. PATENTS
  15. README.md
README.md

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.