maint: clean out old build-related code

Author: oscarbenjamin

.github/workflows/buildwheel.yml

@@ -22,13 +22,6 @@ jobs:
       - uses: msys2/[email protected]
         with:
           msystem: mingw64
-          # path-type inherit is used so that when cibuildwheel calls msys2 to
-          # run bin/cibw_before_build_windows.sh the virtual environment
-          # created by cibuildwheel will be available within msys2. The
-          # msys2/setup-msys2 README warns that using inherit here can be
-          # problematic in some situations. Maybe there is a better way to do
-          # this.
-          path-type: inherit
         if: ${{ startsWith( matrix.os , 'windows' ) }}
 
         # Install pkgconfig on Windows from choco rather than from msys and
@@ -46,10 +39,6 @@ jobs:
         env:
           # override setting in pyproject.toml to use msys2 instead of msys64 bash
           CIBW_BEFORE_ALL_WINDOWS: msys2 -c bin/cibw_before_all_windows.sh
-          #
-          # Don't need to create pythonXX.a under meson. Not needed any more:
-          #   CIBW_BEFORE_BUILD_WINDOWS: pip install delvewheel && msys2 -c bin/cibw_before_build_windows.sh
-          #
 
       - uses: actions/upload-artifact@v4
         with:

bin/build_mingw64_wheel.sh

@@ -2,21 +2,6 @@
 
 set -o errexit
 
-# Uncomment this to run cibuildwheel locally on Windows:
-# export PATH=$PATH:/c/msys64/usr/bin:/c/msys64/mingw64/bin
-
-#
-# Make a setup.cfg to specify compiling with mingw64 (even though it says
-# mingw32...)
-#
-
-# This is not needed any more for python-flint >= 0.7.0 because meson is now
-# used as the build system rather than setuptools:
-echo '[build]' > setup.cfg
-echo 'compiler = mingw32' >> setup.cfg
-cat setup.cfg
-
-# Install the mingw-w64 toolchain and build tools
 pacman -S --noconfirm \
     mingw-w64-x86_64-gcc\
     mingw-w64-x86_64-tools-git\
@@ -28,7 +13,6 @@ pacman -S --noconfirm \
     libtool\
     #
 
-# This is slow with MinGW:
 bin/build_dependencies_unix.sh \
     --use-gmp-github-mirror\
     --patch-C23\