8284331: Add sanity check for signal handler modification warning.

[RealCLanger]

Hi all,

This pull request contains a backport of JDK-8284331, commit 116763cb from the openjdk/jdk repository.

The commit being backported was authored by Kevin Walls on 29 Apr 2022 and was reviewed by David Holmes and Alex Menkov.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8284331: Add sanity check for signal handler modification warning.

Reviewers

• Kevin Walls (@kevinjwalls - Committer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/1336/head:pull/1336
$ git checkout pull/1336

Update a local copy of the PR:
$ git checkout pull/1336
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/1336/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1336

View PR using the GUI difftool:
$ git pr show -t 1336

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/1336.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back clanger! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@RealCLanger This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8284331: Add sanity check for signal handler modification warning.

Reviewed-by: kevinw

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 3 new commits pushed to the master branch:

• d4467a7: 8307331: Correctly update line maps when class redefine rewrites bytecodes
• b9eca2d: 8305993: Add handleSocketErrorWithMessage to extend nio Net.c exception message
• 6a84974: 8305690: [X86] Do not emit two REX prefixes in Assembler::prefix

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[mlbridge]

Webrevs

• 00: Full (bf344491)

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[RealCLanger]

/integrate

[openjdk]

Going to push as commit 36c364d.
Since your change was applied there have been 28 commits pushed to the master branch:

• 4a0f0f4: 8276058: Some swing test fails on specific CI macos system
• f2e837f: 8304350: Font.getStringBounds calculates wrong width for TextAttribute.TRACKING other than 0.0
• 6cc377d: 8306489: Open source AWT List related tests
• 9b41d41: 8307133: Open source some JTable jtreg tests
• ed81283: 8306943: Open source several dnd AWT tests
• 5cabeef: 8307381: Open Source JFrame, JIF related Swing Tests
• f224212: 8306871: Open source more AWT Drag & Drop tests
• e3e7722: 8306941: Open source several datatransfer and dnd AWT tests
• 39f944b: 8307130: Open source few Swing JMenu tests
• 61c7351: 8307346: Add missing gc+phases logging for ObjectCount(AfterGC) JFR event collection code
• ... and 18 more: https://git.openjdk.org/jdk17u-dev/compare/3a0aff20d958efef410773a345c9d322dd31f1e5...master

Your commit was automatically rebased without conflicts.

[openjdk]

@RealCLanger Pushed as commit 36c364d.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.