#!/usr/bin/env python3

import os
import subprocess
import sys

def which(program):
    def is_exe(fpath):
        return os.path.isfile(fpath) and os.access(fpath, os.X_OK)

    fpath, fname = os.path.split(program)
    if fpath:
        if is_exe(program):
            return program
    else:
        for path in os.environ["PATH"].split(os.pathsep):
            path = path.strip('"')
            exe_file = os.path.join(path, program)
            if is_exe(exe_file):
                return exe_file

    return None

os.chdir(os.path.dirname(os.path.abspath(__file__)))

if not os.path.isdir('./build'):
   os.mkdir('./build')

generator = 'Unix Makefiles'

if len(sys.argv) > 1:
   generator = sys.argv[1]
elif sys.platform == 'darwin':
   generator = 'Unix Makefiles'
elif sys.platform == 'win32':
   generator = 'Visual Studio 14 2015 Win64'

cmake = 'cmake'

if which('cmake3'):
	cmake = 'cmake3'

subprocess.call([cmake, '-G', generator, '../cmake'], cwd='./build')