Enhance Windows build setup for scipy-openblas

Updated Windows build configuration for cibuildwheel to include scipy-openblas and adjust environment variables for LAPACK libraries.

Author: alexlib

pyproject.toml

@@ -6,14 +6,15 @@ build-backend = "setuptools.build_meta"
 name = "easysba"
 version = "0.1.0"
 description = "Python bindings for easySBA"
-readme = "README.md"
 requires-python = ">=3.11"
 dependencies = ["numpy>=1.20"]
 
 [tool.cibuildwheel]
 build-frontend = "build"
 skip = "*-musllinux* *-win32"
 test-skip = "*"
+
+# Default environment for Linux
 environment = { EASYSBA_LAPACK_LIBS = "openblas" }
 
 [tool.cibuildwheel.linux]
@@ -22,14 +23,12 @@ before-all = "yum -y install openblas-devel lapack-devel"
 [tool.cibuildwheel.macos]
 environment = { EASYSBA_USE_ACCELERATE = "1", EASYSBA_LAPACK_LIBS = "" }
 
-# [tool.cibuildwheel.windows]
-# environment = { EASYSBA_LAPACK_LIBS = "openblas" }
-
 [tool.cibuildwheel.windows]
-# Install delvewheel to bundle the DLL into the wheel
-before-build = "pip install delvewheel"
-repair-wheel-command = "delvewheel repair --add-path C:\\vcpkg\\installed\\x64-windows\\bin -w {dest_dir} {wheel}"
+# 1. Install scipy-openblas (the lib) and delvewheel (to bundle the DLL)
+before-build = "pip install scipy-openblas delvewheel"
+
+# 2. Extract paths from scipy-openblas and set them for the compiler
+environment = { EASYSBA_LAPACK_LIBS="openblas", INCLUDE="$(python -c \"import scipy_openblas; print(scipy_openblas.get_include_dir())\");$INCLUDE", LIB="$(python -c \"import scipy_openblas; print(scipy_openblas.get_lib_dir())\");$LIB" }
 
-[tool.cibuildwheel.windows.environment]
-# Match the filename vcpkg actually produces: libopenblas
-EASYSBA_LAPACK_LIBS = "libopenblas"
+# 3. Repair the wheel: this bundles openblas.dll into the .whl file
+repair-wheel-command = "delvewheel repair --add-path $(python -c \"import scipy_openblas; print(scipy_openblas.get_lib_dir())\") -w {dest_dir} {wheel}"