Hennadii Stepanov df101c97c2 Merge bitcoin/bitcoin#33422: build: Remove lingering Windows registry & shortcuts (#32132 follow-up)
79752b9c0b build(windows): Remove lingering registry entries and shortcuts upon install (Hodlinator)

Pull request description:

  ### Problem

  Prior to fb2b05b125 / #32132 we installed using paths with an extra " (64-bit)"-suffix. Installing a version including that commit on top of a version that does not results in 2 entries in the "Installed apps" list. Both of them end up running the same `C:\Program Files\Bitcoin\uninstall.exe`. However, only one of the entries is removed by the uninstaller. The left over registry entry will now point to an executable that no longer exists and fail to work.

  Removing the left over "Installed apps"  entry on master currently requires the user to manually remove the Windows Registry entries (or run the correct old/new installer to ensure the uninstaller exists again).

  ### Solution

  This PR automates removal of old entries (& shortcuts) when installing the new version.

  ### Disclaimer

  Not an NSIS expert - confirmed that added deletion commands work without causing any visible errors both when prior items exist and when they don't.

ACKs for top commit:
  achow101:
    ACK 79752b9c0b
  hebasto:
    ACK 79752b9c0b.

Tree-SHA512: d23bd2e8f035ca93c3bd6187b3e5545c89c541b51d7b2b91b79bae1ebe328cd08c38b57e75a39bb376771fc85a537fe1d628903b9eadd32d04c3eb976c2e6d87
2025-09-19 22:49:43 +01:00
2025-09-12 11:59:45 +01:00

Bitcoin Core integration/staging tree

https://bitcoincore.org

For an immediately usable, binary version of the Bitcoin Core software, see https://bitcoincore.org/en/download/.

What is Bitcoin Core?

Bitcoin Core connects to the Bitcoin peer-to-peer network to download and fully validate blocks and transactions. It also includes a wallet and graphical user interface, which can be optionally built.

Further information about Bitcoin Core is available in the doc folder.

License

Bitcoin Core is released under the terms of the MIT license. See COPYING for more information or see https://opensource.org/license/MIT.

Development Process

The master branch is regularly built (see doc/build-*.md for instructions) and tested, but it is not guaranteed to be completely stable. Tags are created regularly from release branches to indicate new official, stable release versions of Bitcoin Core.

The https://github.com/bitcoin-core/gui repository is used exclusively for the development of the GUI. Its master branch is identical in all monotree repositories. Release branches and tags do not exist, so please do not fork that repository unless it is for development reasons.

The contribution workflow is described in CONTRIBUTING.md and useful hints for developers can be found in doc/developer-notes.md.

Testing

Testing and code review is the bottleneck for development; we get more pull requests than we can review and test on short notice. Please be patient and help out by testing other people's pull requests, and remember this is a security-critical project where any mistake might cost people lots of money.

Automated Testing

Developers are strongly encouraged to write unit tests for new code, and to submit new unit tests for old code. Unit tests can be compiled and run (assuming they weren't disabled during the generation of the build system) with: ctest. Further details on running and extending unit tests can be found in /src/test/README.md.

There are also regression and integration tests, written in Python. These tests can be run (if the test dependencies are installed) with: build/test/functional/test_runner.py (assuming build is your build directory).

The CI (Continuous Integration) systems make sure that every pull request is tested on Windows, Linux, and macOS. The CI must pass on all commits before merge to avoid unrelated CI failures on new pull requests.

Manual Quality Assurance (QA) Testing

Changes should be tested by somebody other than the developer who wrote the code. This is especially important for large or high-risk changes. It is useful to add a test plan to the pull request description if testing the changes is not straightforward.

Translations

Changes to translations as well as new translations can be submitted to Bitcoin Core's Transifex page.

Translations are periodically pulled from Transifex and merged into the git repository. See the translation process for details on how this works.

Important: We do not accept translation changes as GitHub pull requests because the next pull from Transifex would automatically overwrite them again.

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