2.12.2 (stable) 2026-05-17

This release and future releases will not store tarballs at
download.gnome.org/sources/. Only modules with source code at
gitlab.gnome.org/GNOME/ can store tarballs there now.
Tarballs of libsigcplusplus are now stored only at
github.com/libsigcplusplus/libsigcplusplus/releases/.

Documentation:

- README.md: Add info about building the documentation
  (Kjell Ahlstedt) Issue #101 (raphael10-collab)
- Don't link to removed parts of gnome.org
  (Kjell Ahlstedt)
- Remove obsolete FSF (Free Software Foundation) address
  (Tom spot Callaway) Pull request libxmlplusplus#72
- Clarify download locations.
  Releases will not be stored at download.gnome.org/sources/.
  (Kjell Ahlstedt)
- MSVC_NMake/MSVC-Builds.md: Mention Visual Studio 2026
  (Chun-wei Fan) Pull request #117
- Visual Studio builds: Update build information
  (Chun-wei Fan) Pull request #119

Meson build:

 - Don't fail if warning_level=everything
  (Daniel Boles, Kjell Ahlstedt) Merge request gtkmm!87
- Don't require the 'dot' command to build the documentation
  (Kjell Ahlstedt) Issue #98
- Add the build-manual option
- Require python3 >= 3.7. That's what Meson requires.
- Require meson >= 0.60
  (Kjell Ahlstedt)
- build-pdf: Prevent infinite loop in dblatex
  (Philippe Baril Lecavalier) Pull request #113
- Use the Python installation that Meson uses.
  See merge request glibmm!67
  (Kjell Ahlstedt)
- NMake Makefiles: Update for Visual Studio 2026
  (Chun-wei Fan) Pull request #117
- NMake Makefiles: Clean up and make things more flexible
- NMake Makefiles: Make build process more robust
  (Chun-wei Fan) Pull request #119