#! /usr/libexec/platform-python

# encoding=utf-8

# Copyright 2017-2018 Intel Corporation

# Permission is hereby granted, free of charge, to any person obtaining a copy

# of this software and associated documentation files (the "Software"), to deal

# in the Software without restriction, including without limitation the rights

# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

# copies of the Software, and to permit persons to whom the Software is

# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

# SOFTWARE.

"""Script to install megadriver symlinks for meson."""

from __future__ import print_function

import argparse

import os

def main():

    parser = argparse.ArgumentParser()

    parser.add_argument('megadriver')

    parser.add_argument('libdir')

    parser.add_argument('drivers', nargs='+')

    args = parser.parse_args()

    if os.path.isabs(args.libdir):

        destdir = os.environ.get('DESTDIR')

        if destdir:

            to = os.path.join(destdir, args.libdir[1:])

        else:

            to = args.libdir

    else:

        to = os.path.join(os.environ['MESON_INSTALL_DESTDIR_PREFIX'], args.libdir)

    master = os.path.join(to, os.path.basename(args.megadriver))

    if not os.path.exists(to):

        if os.path.lexists(to):

            os.unlink(to)

        os.makedirs(to)

    for driver in args.drivers:

        abs_driver = os.path.join(to, driver)

        if os.path.lexists(abs_driver):

            os.unlink(abs_driver)

        print('installing {} to {}'.format(args.megadriver, abs_driver))

        os.link(master, abs_driver)

        try:

            ret = os.getcwd()

            os.chdir(to)

            name, ext = os.path.splitext(driver)

            while ext != '.so':

                if os.path.lexists(name):

                    os.unlink(name)

                os.symlink(driver, name)

                name, ext = os.path.splitext(name)

        finally:

            os.chdir(ret)

    # Remove meson-created master .so and symlinks

    os.unlink(master)

    name, ext = os.path.splitext(master)

    while ext != '.so':

        if os.path.lexists(name):

            os.unlink(name)

        name, ext = os.path.splitext(name)

if __name__ == '__main__':

    main()