SysPaths.py revision 2902
1import os, sys 2from os.path import isdir, join as joinpath 3from os import environ as env 4 5def disk(file): 6 system() 7 return joinpath(disk.dir, file) 8 9def binary(file): 10 system() 11 return joinpath(binary.dir, file) 12 13def script(file): 14 system() 15 return joinpath(script.dir, file) 16 17def system(): 18 if not system.dir: 19 try: 20 path = env['M5_PATH'].split(':') 21 except KeyError: 22 path = [ '/dist/m5/system', '/n/poolfs/z/dist/m5/system' ] 23 24 for system.dir in path: 25 if os.path.isdir(system.dir): 26 break 27 else: 28 raise ImportError, "Can't find a path to system files." 29 30 if not binary.dir: 31 binary.dir = joinpath(system.dir, 'binaries') 32 if not disk.dir: 33 disk.dir = joinpath(system.dir, 'disks') 34 if not script.dir: 35 script.dir = joinpath(system.dir, 'boot') 36 37system.dir = None 38binary.dir = None 39disk.dir = None 40script.dir = None 41