bin/install_megadrivers.py

   1 #!/usr/bin/env python3
   2 # encoding=utf-8
   3 # Copyright 2017-2018 Intel Corporation
   4
   5 # Permission is hereby granted, free of charge, to any person obtaining a copy
   6 # of this software and associated documentation files (the "Software"), to deal
   7 # in the Software without restriction, including without limitation the rights
   8 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9 # copies of the Software, and to permit persons to whom the Software is
  10 # furnished to do so, subject to the following conditions:
  11
  12 # The above copyright notice and this permission notice shall be included in
  13 # all copies or substantial portions of the Software.
  14
  15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21 # SOFTWARE.
  22
  23 """Script to install megadriver symlinks for meson."""
  24
  25 from __future__ import print_function
  26 import argparse
  27 import os
  28
  29
  30 def main():
  31     parser = argparse.ArgumentParser()
  32     parser.add_argument('megadriver')
  33     parser.add_argument('libdir')
  34     parser.add_argument('drivers', nargs='+')
  35     args = parser.parse_args()
  36
  37     if os.path.isabs(args.libdir):
  38         destdir = os.environ.get('DESTDIR')
  39         if destdir:
  40             to = os.path.join(destdir, args.libdir[1:])
  41         else:
  42             to = args.libdir
  43     else:
  44         to = os.path.join(os.environ['MESON_INSTALL_DESTDIR_PREFIX'], args.libdir)
  45
  46     master = os.path.join(to, os.path.basename(args.megadriver))
  47
  48     if not os.path.exists(to):
  49         if os.path.lexists(to):
  50             os.unlink(to)
  51         os.makedirs(to)
  52
  53     for driver in args.drivers:
  54         abs_driver = os.path.join(to, driver)
  55
  56         if os.path.lexists(abs_driver):
  57             os.unlink(abs_driver)
  58         print('installing {} to {}'.format(args.megadriver, abs_driver))
  59         os.link(master, abs_driver)
  60
  61         try:
  62             ret = os.getcwd()
  63             os.chdir(to)
  64
  65             name, ext = os.path.splitext(driver)
  66             while ext != '.so':
  67                 if os.path.lexists(name):
  68                     os.unlink(name)
  69                 os.symlink(driver, name)
  70                 name, ext = os.path.splitext(name)
  71         finally:
  72             os.chdir(ret)
  73
  74     # Remove meson-created master .so and symlinks
  75     os.unlink(master)
  76     name, ext = os.path.splitext(master)
  77     while ext != '.so':
  78         if os.path.lexists(name):
  79             os.unlink(name)
  80         name, ext = os.path.splitext(name)
  81
  82
  83 if __name__ == '__main__':
  84     main()