[refactor] move platform constants into leap.bitmask

The IS_${platform} constants are used in more places than the vpn
module. Let's define them in leap.bitmask.

1 files changed, 30 insertions, 0 deletions

diff --git a/src/leap/bitmask/system.py b/src/leap/bitmask/system.py
new file mode 100644
index 00000000..f4a520ce
--- /dev/null
+++ b/src/leap/bitmask/system.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+# platform.py
+# Copyright (C) 2018 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""
+System constants
+"""
+import os
+import platform
+
+_system = platform.system()
+
+IS_LINUX = _system == "Linux"
+IS_MAC = _system == "Darwin"
+IS_UNIX = IS_MAC or IS_LINUX
+IS_WIN = _system == "Windows"
+IS_SNAP = os.environ.get('SNAP')