msvs.py 文件源码

def _find_msvc_in_registry(env,version):
    if _is_py2:
        import _winreg as winreg
    else:
        import winreg

    vs_ver = str(version) + '.0'
    vs_key = 'SOFTWARE\\Microsoft\\VisualStudio\\' + vs_ver + '\\Setup\\VS'
    vc_key = 'SOFTWARE\\Microsoft\\VisualStudio\\' + vs_ver + '\\Setup\\VC'
    vs_dir = _read_registry(winreg.HKEY_LOCAL_MACHINE, vs_key, 'ProductDir')
    vc_dir = _read_registry(winreg.HKEY_LOCAL_MACHINE, vc_key, 'ProductDir')

    # On a 64-bit host, look for a 32-bit installation 

    if (not vs_dir or not vc_dir):
        vs_key = 'SOFTWARE\\Wow6432Node\\Microsoft\\VisualStudio\\' + \
            vs_ver + '\\Setup\\VS'
        vc_key = 'SOFTWARE\\Wow6432Node\\Microsoft\\VisualStudio\\' + \
            vs_ver + '\\Setup\\VC'
        vs_dir = _read_registry(winreg.HKEY_LOCAL_MACHINE, 
                                vs_key, 'ProductDir')
        vc_dir = _read_registry(winreg.HKEY_LOCAL_MACHINE, 
                                vc_key, 'ProductDir')
    return (vs_dir,vc_dir)