llvm-project/lldb/scripts/utilsOsType.py

96 lines
2.8 KiB
Python

""" Utility module to determine the OS Python running on
--------------------------------------------------------------------------
File: utilsOsType.py
Overview: Python module to supply functions and an enumeration to
help determine the platform type, bit size and OS currently
being used.
--------------------------------------------------------------------------
"""
# Python modules:
import sys # Provide system information
# Third party modules:
# In-house modules:
# Instantiations:
# Enumerations:
#-----------------------------------------------------------------------------
# Details: Class to implement a 'C' style enumeration type.
# Gotchas: None.
# Authors: Illya Rudkin 28/11/2013.
# Changes: None.
#--
if sys.version_info.major >= 3:
from enum import Enum
class EnumOsType(Enum):
Unknown = 0
Darwin = 1
FreeBSD = 2
Linux = 3
NetBSD = 4
Windows = 5
else:
class EnumOsType(object):
values = ["Unknown",
"Darwin",
"FreeBSD",
"Linux",
"NetBSD",
"Windows"]
class __metaclass__(type):
#++----------------------------------------------------------------
# Details: Fn acts as an enumeration.
# Args: vName - (R) Enumeration to match.
# Returns: Int - Matching enumeration/index.
# Throws: None.
#--
def __getattr__(cls, vName):
return cls.values.index(vName)
#++---------------------------------------------------------------------------
# Details: Reverse fast lookup of the values list.
# Args: vI - (R) Index / enumeration.
# Returns: Str - text description matching enumeration.
# Throws: None.
#--
def name_of(cls, vI):
return EnumOsType.values[vI]
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
#++---------------------------------------------------------------------------
# Details: Determine what operating system is currently running on.
# Args: None.
# Returns: EnumOsType - The OS type being used ATM.
# Throws: None.
#--
def determine_os_type():
eOSType = EnumOsType.Unknown
strOS = sys.platform
if strOS == "darwin":
eOSType = EnumOsType.Darwin
elif strOS.startswith("freebsd"):
eOSType = EnumOsType.FreeBSD
elif strOS.startswith("linux"):
eOSType = EnumOsType.Linux
elif strOS.startswith("netbsd"):
eOSType = EnumOsType.NetBSD
elif strOS == "win32":
eOSType = EnumOsType.Windows
return eOSType