feat: add Windows CI workflow and update setup.py for Windows build

Author: dwpeng

.github/workflows/ci.yml

@@ -48,3 +48,45 @@ jobs:
           CIBW_ARCHS: ${{ matrix.arch }}
           CIBW_MANYLINUX_*_IMAGE: ${{ matrix.manylinux-image }}
           CIBW_MANYLINUX_I686_IMAGE: ${{ matrix.manylinux-image }}
+
+  test-on-windows:
+    name: Build wheels on Windows for ${{ matrix.arch }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest]
+        python-version: [38, 39, 310, 311, 312, 313]
+        arch: [AMD64]
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+            submodules: recursive
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+      - name: Setup Zig
+        uses: mlugg/setup-zig@v1
+        with:
+          version: 0.13.0
+      - name: build static zlib for windows
+        run: |
+          zig build -Doptimize=ReleaseFast
+  
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build twine setuptools wheel
+
+      - name: Install cibuildwheel
+        run: python -m pip install cibuildwheel -U
+
+      - name: Build wheels
+        run: python -m cibuildwheel --output-dir wheelhouse
+        env:
+          CIBW_BUILD: 'cp${{ matrix.python-version }}-*'
+          CIBW_SKIP: '*musllinux*'
+          CIBW_ARCHS: ${{ matrix.arch }}
+          CIBW_MANYLINUX_*_IMAGE: ${{ matrix.manylinux-image }}
+          CIBW_MANYLINUX_I686_IMAGE: ${{ matrix.manylinux-image }}

.gitignore

@@ -18,3 +18,5 @@ test-cigar
 *.egg-info
 *.pyc
 .xmake
+.zig-*
+zig-out

build.zig

@@ -0,0 +1,41 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+    const target = b.standardTargetOptions(.{});
+    const mode = b.standardOptimizeOption(.{});
+
+    const zlib = b.addStaticLibrary(.{
+        .name = "z",
+        .target = target,
+        .optimize = mode,
+    });
+
+    zlib.linkLibC();
+    zlib.addIncludePath(b.path("./deps/zlib"));
+    zlib.addCSourceFiles(.{
+        .root = b.path("./deps/zlib"),
+        .files = &[_][]const u8{
+            "adler32.c",
+            "compress.c",
+            "crc32.c",
+            "deflate.c",
+            "gzclose.c",
+            "gzlib.c",
+            "gzread.c",
+            "gzwrite.c",
+            "inflate.c",
+            "infback.c",
+            "inftrees.c",
+            "inffast.c",
+            "trees.c",
+            "uncompr.c",
+            "zutil.c",
+        },
+        .flags = &[_][]const u8{
+            "-std=c89",
+            "-O2",
+        },
+    });
+
+    b.installArtifact(zlib);
+}

setup.py

@@ -1,38 +1,8 @@
 import setuptools
-import re
-import os
-import sys
-
-
-def get_shared_lib_path():
-    for root, dirs, files in os.walk("build"):
-        for file in files:
-            if re.search(r"\.(pyd|so|dylib)$", file):
-                return os.path.join(root, file)
-    raise FileNotFoundError("Shared library not found")
-
-
-def copy_file(src, dst):
-    with open(src, "rb") as f:
-        with open(dst, "wb") as g:
-            g.write(f.read())
-    print(f"Copy {src} to {dst}")
-
-
-if sys.platform == "darwin" or sys.platform == "win32":
-    extension = []
-    shared_lib_path = get_shared_lib_path()
-    print("###########################")
-    print(shared_lib_path)
-    print("###########################")
-    target_path = "./python/src/fastseqio/_fastseqio"
-    suffix = os.path.splitext(shared_lib_path)[1]
-    target_path += suffix
-    copy_file(shared_lib_path, target_path)
-    package_data = {"fastseqio": ["*.so", "*.pyd", "*.dylib"]}
 
+import sys
 
-elif sys.platform == "linux":
+if sys.platform == "linux":
     extension = [
         setuptools.Extension(
             "_fastseqio",
@@ -42,6 +12,16 @@ def copy_file(src, dst):
         )
     ]
     package_data = {}
+elif sys.platform == "win32":
+    extension = [
+        setuptools.Extension(
+            "_fastseqio",
+            sources=["./seqio.c", "./python/fastseqio.cc"],
+            include_dirs=[".", "python/pybind11/include", "./deps/zlib"],
+            extra_objects=["./zig-out/lib/z.lib"],
+        )
+    ]
+    package_data = {}
 else:
     raise ValueError("")