from optparse import OptionParser
+import sys
+import os.path
+
try:
import apt_pkg
except ImportError:
print "Error importing apt_pkg, is python-apt installed?"
-
-import sys
-import os.path
+ sys.exit(1)
actions = { "markauto" : 1,
"unmarkauto": 0
}
+def show_automatic(filename):
+ if not os.path.exists(STATE_FILE):
+ return
+ auto = set()
+ tagfile = apt_pkg.ParseTagFile(open(STATE_FILE))
+ while tagfile.Step():
+ pkgname = tagfile.Section.get("Package")
+ autoInst = tagfile.Section.get("Auto-Installed")
+ if int(autoInst):
+ auto.add(pkgname)
+ print "\n".join(sorted(auto))
+
+
+def mark_unmark_automatic(filename, action, pkgs):
+ " mark or unmark automatic flag"
+ # open the statefile
+ if os.path.exists(STATE_FILE):
+ try:
+ tagfile = apt_pkg.ParseTagFile(open(STATE_FILE))
+ outfile = open(STATE_FILE+".tmp","w")
+ except IOError, msg:
+ print "%s, are you root?" % (msg)
+ sys.exit(1)
+ while tagfile.Step():
+ pkgname = tagfile.Section.get("Package")
+ autoInst = tagfile.Section.get("Auto-Installed")
+ if pkgname in pkgs:
+ if options.verbose:
+ print "changing %s to %s" % (pkgname,action)
+ newsec = apt_pkg.RewriteSection(tagfile.Section,
+ [],
+ [ ("Auto-Installed",str(action)) ])
+ pkgs.remove(pkgname)
+ outfile.write(newsec+"\n")
+ else:
+ outfile.write(str(tagfile.Section)+"\n")
+ if action == 1:
+ for pkgname in pkgs:
+ if options.verbose:
+ print "changing %s to %s" % (pkgname,action)
+ outfile.write("Package: %s\nAuto-Installed: %d\n\n" % (pkgname, action))
+ # all done, rename the tmpfile
+ os.chmod(outfile.name, 0644)
+ os.rename(outfile.name, STATE_FILE)
+ os.chmod(STATE_FILE, 0644)
+
+
if __name__ == "__main__":
apt_pkg.init()
action="store_true", dest="verbose", default=False,
help="print verbose status messages to stdout")
(options, args) = parser.parse_args()
- if len(args) < 2:
- parser.error("not enough argument")
-
- # get pkgs to change
- if args[0] not in actions.keys():
- parser.error("first argument must be 'markauto' or 'unmarkauto'")
- pkgs = args[1:]
- action = actions[args[0]]
# get the state-file
if not options.filename:
else:
STATE_FILE=options.filename
- # open the statefile
- if os.path.exists(STATE_FILE):
- tagfile = apt_pkg.ParseTagFile(open(STATE_FILE))
- outfile = open(STATE_FILE+".tmp","w")
- while tagfile.Step():
- pkgname = tagfile.Section.get("Package")
- autoInst = tagfile.Section.get("Auto-Installed")
- if pkgname in pkgs:
- if options.verbose:
- print "changing %s to %s" % (pkgname,action)
- newsec = apt_pkg.RewriteSection(tagfile.Section,
- [],
- [ ("Auto-Installed",str(action)) ]
- )
- outfile.write(newsec+"\n")
- else:
- outfile.write(str(tagfile.Section)+"\n")
- # all done, rename the tmpfile
- os.chmod(outfile.name, 0644)
- os.rename(outfile.name, STATE_FILE)
- os.chmod(STATE_FILE, 0644)
+ if args[0] == "showauto":
+ show_automatic(STATE_FILE)
+ else:
+ # get pkgs to change
+ if args[0] not in actions.keys():
+ parser.error("first argument must be 'markauto', 'unmarkauto' or 'showauto'")
+ pkgs = args[1:]
+ action = actions[args[0]]
+ mark_unmark_automatic(STATE_FILE, action, pkgs)