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#!/usr/bin/python -O
# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /local/data/ulm/cvs/history/var/cvsroot/gentoo-src/portage/bin/fixvardbentries,v 1.4 2004/10/11 04:01:00 jstubbs Exp $
import os
import sys
def fix_entries(path):
path += "/"
# Find the ebuild
contents = os.listdir(path)
ebuild = None
for fn in contents:
if fn[-7:] == ".ebuild":
ebuild = fn
break
if ebuild is None:
print "missing ebuild in",path
return
# Read it
ebuildfile = open(path+ebuild)
orig = ebuildfile.readlines()
ebuildfile.close()
# Quickly check it
if "\1" not in " ".join(orig):
return False
# Read the original environment
if "environment.bz2" in contents:
os.system("bzip2 -dk "+path+"environment.bz2")
elif "environment" in contents:
os.system("bzip2 -zk "+path+"environment")
else:
print "environement.bz2 missing!"
print "Please find and remove ^A occurences manually"
print "or replace the ebuild with one from your portage"
print "tree as a last resort."
return False
try:
envfile = open(path+"environment")
except SystemExit, e:
raise # this needs to be propogated
except:
print "environment.bz2 corrupt!"
print "There is no way to fix this ebuild automatically."
print "Try editing the ebuild to remove any ^A occurrences,"
print 'possible replacing them with `"`, or copy an ebuild'
print "of the same version (if possible) from the portage tree."
print
return False
lines = envfile.readlines()
envfile.close()
os.remove(path+"environment")
# Parse it
env = {}
for line in lines:
line = " ".join(line.split())
values = line.split("=")
if len(values) == 1:
break
key = values[0]
value = "=".join(values[1:])
if value and value[0] == "$":
value = value[1:]
if value and value[0] == "'":
value = value[1:-1]
value = value.replace("\\n","\n")
value = value.replace("\\t","\t")
env[key] = value
# Revert the *DEPEND files to their originals
for key in ["DEPEND","RDEPEND","PDEPEND"]:
if not env.has_key(key):
env[key] = ""
f = open(path+key, "w")
f.write(env[key])
f.close()
# Check and fix unbalanced quotes
quotecount = 0
for l in orig:
quotecount += l.count('"')
if (quotecount % 2):
for x in range(len(orig)-1,-1,-1):
if "\1" in orig[x]:
for y in range(len(orig[x])-1,-1,-1):
if orig[x][y]=="\1":
orig[x] = orig[x][:y] + '"' + orig[x][y+1:]
break
break
# Replace *DEPEND in the ebuild with their originals
fixed = []
x=0
while x != len(orig):
for key in ["DEPEND","RDEPEND","PDEPEND"]:
if orig[x].startswith(key):
quotes = 0
while quotes != 2:
if x >= len(orig):
print "Definate bug"
print "Please attach ebuild",ebuild,"to bug 46096"
print
return False
if not orig[x]:
print "Possible bug - if the original ebuild you see both DEPEND and RDEPEND"
print "in the following but the 'fixed' ebuild doesn't have both then please"
print "attach",ebuild,"to bug 46096 with the following output:"
print orig
print
continue
quotes += orig[x].count('"')
if quotes == 2:
break
if quotes > 2:
print "Unfixable ebuild",ebuild
print "Please attach it to bug 46906"
print
return False
x += 1
fixed += [key+'="'+env[key]+'"\n']
x += 1
break
if x != len(orig):
fixed += orig[x]
x += 1
ebuildfile = open(path+ebuild,"w")
ebuildfile.writelines(fixed)
ebuildfile.close()
if "\1" in " ".join(fixed):
print "Partially Fixed... see below"
else:
print "Fixed"
return True
vardb = "/var/db/pkg/"
changed = False
for cat in os.listdir(vardb):
if os.path.isdir(vardb+cat):
for pkg in os.listdir(vardb+cat):
if pkg[0] != "-" and os.path.isdir(vardb+cat+"/"+pkg):
changed = (changed or fix_entries(vardb+cat+"/"+pkg))
if changed:
print "Any ebuilds that were partially fixed can not be fixed any further"
print "by this script or possible any other. Unmerging the package will"
print "more than likely work. If it doesn't, however, try editing the"
print "ebuild to leave only the pkg_prerm and pkg_postrm functions (if"
print "they exist) or copying an ebuild - even of a different version -"
print "from the main portage tree."
import portage
if portage.mtimedb.has_key("updates"):
del portage.mtimedb["updates"]
else:
print "No corruption found!"
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