bin/install_megadrivers.py

   1 # encoding=utf-8
   2 # Copyright © 2017-2018 Intel Corporation
   3
   4 # Permission is hereby granted, free of charge, to any person obtaining a copy
   5 # of this software and associated documentation files (the "Software"), to deal
   6 # in the Software without restriction, including without limitation the rights
   7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8 # copies of the Software, and to permit persons to whom the Software is
   9 # furnished to do so, subject to the following conditions:
  10
  11 # The above copyright notice and this permission notice shall be included in
  12 # all copies or substantial portions of the Software.
  13
  14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20 # SOFTWARE.
  21
  22 """Script to install megadriver symlinks for meson."""
  23
  24 from __future__ import print_function
  25 import argparse
  26 import os
  27
  28
  29 def main():
  30     parser = argparse.ArgumentParser()
  31     parser.add_argument('megadriver')
  32     parser.add_argument('libdir')
  33     parser.add_argument('drivers', nargs='+')
  34     args = parser.parse_args()
  35
  36     if os.path.isabs(args.libdir):
  37         destdir = os.environ.get('DESTDIR')
  38         if destdir:
  39             to = os.path.join(destdir, args.libdir[1:])
  40         else:
  41             to = args.libdir
  42     else:
  43         to = os.path.join(os.environ['MESON_INSTALL_DESTDIR_PREFIX'], args.libdir)
  44
  45     master = os.path.join(to, os.path.basename(args.megadriver))
  46
  47     if not os.path.exists(to):
  48         if os.path.lexists(to):
  49             os.unlink(to)
  50         os.makedirs(to)
  51
  52     for driver in args.drivers:
  53         abs_driver = os.path.join(to, driver)
  54
  55         if os.path.lexists(abs_driver):
  56             os.unlink(abs_driver)
  57         print('installing {} to {}'.format(args.megadriver, abs_driver))
  58         os.link(master, abs_driver)
  59
  60         try:
  61             ret = os.getcwd()
  62             os.chdir(to)
  63
  64             name, ext = os.path.splitext(driver)
  65             while ext != '.so':
  66                 if os.path.lexists(name):
  67                     os.unlink(name)
  68                 os.symlink(driver, name)
  69                 name, ext = os.path.splitext(name)
  70         finally:
  71             os.chdir(ret)
  72
  73     # Remove meson-created master .so and symlinks
  74     os.unlink(master)
  75     name, ext = os.path.splitext(master)
  76     while ext != '.so':
  77         if os.path.lexists(name):
  78             os.unlink(name)
  79         name, ext = os.path.splitext(name)
  80
  81
  82 if __name__ == '__main__':
  83     main()