Merge pull request #69 from Distributive-Network/Xmader/chore/rewrite-build-script-in-python

Chore: Merge `build_script.sh` into `build.py`

Author: Xmader

build.py

@@ -2,6 +2,12 @@
 import os, sys
 import platform
 
+TOP_DIR = os.path.abspath(os.path.dirname(__file__))
+BUILD_DIR = os.path.join(TOP_DIR, "build")
+
+# Get number of CPU cores
+CPUS = os.cpu_count() or 1
+
 def execute(cmd: str):
     popen = subprocess.Popen(cmd, stdout = subprocess.PIPE, stderr = subprocess.STDOUT,
         shell = True, text = True )
@@ -23,15 +29,28 @@ def ensure_spidermonkey():
     # Build SpiderMonkey
     execute("bash ./setup.sh")
 
-def build():
-    ensure_spidermonkey()
-    execute(f"bash ./build_script.sh")
+def run_cmake_build():
+    os.makedirs(BUILD_DIR, exist_ok=True) # mkdir -p
+    os.chdir(BUILD_DIR)
+    if platform.system() == "Windows":
+        execute("cmake .. -T ClangCL") # use Clang/LLVM toolset for Visual Studio
+    else:
+        execute("cmake ..")
+    execute(f"cmake --build . -j{CPUS} --config Release")
+    os.chdir(TOP_DIR)
+
+def copy_artifacts():
     if platform.system() == "Windows":
         execute("cp ./build/src/*/pythonmonkey.pyd ./python/pythonmonkey/") # Release or Debug build
         execute("cp ./_spidermonkey_install/lib/mozjs-*.dll ./python/pythonmonkey/")
     else:
         execute("cp ./build/src/pythonmonkey.so ./python/pythonmonkey/")
         execute("cp ./_spidermonkey_install/lib/libmozjs* ./python/pythonmonkey/")
 
+def build():
+    ensure_spidermonkey()
+    run_cmake_build()
+    copy_artifacts()
+
 if __name__ == "__main__":
     build()