Helper files for building Godot

build.bat

@ECHO off
python scons_helper.py vsproj=yes platform=windows target=release_debug tools=yes bits=64 custom_modules=../godot_modules4 -j4
pause

scons_helper.py

import sys
import os

# Figure out where Python is installed so we can reference the Scripts dir
python_dir = os.path.dirname(sys.executable)

# "source" the installed scons script
import imp
module = imp.load_source('', os.path.join(python_dir, "Scripts", "scons"))

# Dump current PID to file for Godot to pick up later
#with open("pid", 'w') as f:
#    f.write(str(os.getpid()))

# Basically a copy from the scons python script
if __name__ == "__main__":
    try:
        import SCons.Script
    except ImportError:
        sys.stderr.write("SCons import failed. Unable to find engine files in:\n")
        for path in libs:
            sys.stderr.write("  {}\n".format(path))
        raise

    # this does all the work, and calls sys.exit
    # with the proper exit status when done.
    SCons.Script.main()

Scons loves to create a new, mostly unchecked, command line which results in not being able to get its PID or if you run it from a batch script it will create a new terminal. These scripts were designed to help keep the scons runtime in check and under control.