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#!/usr/bin/env python
import sys
import apt
def dependencies(cache, pkg, deps, key="Depends"):
#print "pkg: %s (%s)" % (pkg.name, deps)
candver = cache._depcache.GetCandidateVer(pkg._pkg)
if candver is None:
return deps
dependslist = candver.DependsList
if key in dependslist:
for depVerList in dependslist[key]:
for dep in depVerList:
if dep.TargetPkg.Name in cache:
if pkg.name != dep.TargetPkg.Name and \
not dep.TargetPkg.Name in deps:
deps.add(dep.TargetPkg.Name)
dependencies(
cache, cache[dep.TargetPkg.Name], deps, key)
return deps
pkgname = sys.argv[1]
c = apt.Cache()
pkg = c[pkgname]
deps = set()
deps = dependencies(c, pkg, deps, "Depends")
print " ".join(deps)
preDeps = set()
preDeps = dependencies(c, pkg, preDeps, "PreDepends")
print " ".join(preDeps)
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