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# portage_file.py -- general fs stuff. I think.
# Copyright 1998-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /local/data/ulm/cvs/history/var/cvsroot/gentoo-src/portage/pym/portage_file.py,v 1.5 2005/03/07 04:00:30 ferringb Exp $
cvs_id_string="$Id: portage_file.py,v 1.5 2005/03/07 04:00:30 ferringb Exp $"[5:-2]
import os
import portage_data
import portage_exception
import orig_dict_cache
from portage_localization import _
def normpath(mypath):
newpath = os.path.normpath(mypath)
if len(newpath) > 1:
if newpath[:2] == "//":
newpath = newpath[1:]
return newpath
def makedirs(path, perms=0755, uid=None, gid=None, must_chown=False):
old_umask = os.umask(0)
if(uid == None):
uid = portage_data.portage_uid
if(gid == None):
gid = portage_data.portage_gid
if not path:
raise portage_exception.InvalidParameter, _("Invalid path: type: '%(type)s' value: '%(path)s'") % {"path": path, "type": type(path)}
if(perm > 1535) or (perm == 0):
raise portage_exception.InvalidParameter, _("Invalid permissions passed. Value is octal and no higher than 02777.")
mypath = normpath(path)
dirs = string.split(path, "/")
mypath = ""
if dirs and dirs[0] == "":
mypath = "/"
dirs = dirs[1:]
for x in dirs:
mypath += x+"/"
if not os.path.exists(mypath):
os.mkdir(mypath, perm)
try:
os.chown(mypath, uid, gid)
except SystemExit, e:
raise
except:
if must_chown:
os.umask(old_umask)
raise
portage_util.writemsg(_("Failed to chown: %(path)s to %(uid)s:%(gid)s\n") % {"path":mypath,"uid":uid,"gid":gid})
os.umask(old_umask)
def listdir(mypath, recursive=False, filesonly=False, ignorecvs=False, ignorelist=[],
followSymlinks=True, cacheObject=None):
if cacheObject:
cfunc = cacheObject.cacheddir
else:
cfunc = orig_dict_cache.cacheddir
try:
list, ftype = cfunc(mypath)
except SystemExit:
raise
except Exception:
return []
if list is None:
list=[]
if ftype is None:
ftype=[]
if ignorecvs or len(ignorelist):
x=0
while x < len(list):
#we're working with first level entries, no os.path.basename requirement
if (ignorecvs and (list[x] in ('CVS','.svn') or list[x].startswith(".#"))) and not \
list[x] in ignorelist:
list.pop(x)
ftype.pop(x)
continue
x += 1
if not filesonly and not recursive:
return list
if recursive:
x=0
while x<len(ftype):
b=os.path.basename(list[x])
# if it was cvs, it was filtered already.
if ftype[x] == 1 or (followSymlinks and ftype[x] == 3):
l,f = cfunc(mypath+"/"+list[x])
y=0
while y < len(l):
# use list comprehension here.
if not (ignorecvs and (l[y] in ('CVS','.svn') or l[y].startswith(".#"))) \
and not l[y] in ignorelist:
l[y]=list[x]+"/"+l[y]
y += 1
else:
l.pop(y)
f.pop(y)
list=list+l
ftype=ftype+f
x+=1
if filesonly:
rlist=[]
for x in range(0,len(ftype)):
if ftype[x]==0:
rlist=rlist+[list[x]]
else:
rlist=list
return rlist
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