pyproject.toml

[build-system]
requires = ["Cython>=3.0.10", "setuptools", "wheel"]

[tool.cibuildwheel]
build-verbosity = 2
skip = ["pp*", "*-musllinux_i686"]
# test-command = "python -m unittest {package}/test_fractions.py -p -v"

[tool.cibuildwheel.linux]
archs = ["x86_64", "aarch64", "i686"]
repair-wheel-command = "auditwheel repair --strip -w {dest_dir} {wheel}"

[tool.cibuildwheel.linux.environment]
CFLAGS = "-O3 -g1 -pipe -fPIC"
AR = "gcc-ar"
NM = "gcc-nm"
RANLIB = "gcc-ranlib"

[[tool.cibuildwheel.overrides]]
select = "*linux_i686"
inherit.environment = "append"
environment.CFLAGS = "-O3 -g1 -pipe -fPIC -march=core2 -mtune=generic"

[[tool.cibuildwheel.overrides]]
select = "*linux_x86_64"
inherit.environment = "append"
environment.CFLAGS = "-O3 -g1 -pipe -fPIC -march=core2 -msse4.1 -msse4.2 -mtune=generic"

[[tool.cibuildwheel.overrides]]
select = "*aarch64"
inherit.environment = "append"
environment.CFLAGS = "-O3 -g1 -pipe -fPIC -march=armv8-a -mtune=cortex-a72"

[tool.cibuildwheel.windows]
archs = ["AMD64", "x86"]

[tool.cibuildwheel.macos]
# https://cibuildwheel.readthedocs.io/en/stable/faq/#what-to-provide suggests to provide
# x86_64 and one of universal2 or arm64 wheels.  x86_64 is still required by older pips,
# so additional arm64 wheels suffice.
archs = ["x86_64", "arm64"]