std::vector<std::string> const comp = _config->FindVector("APT::Compressor");
for (std::vector<std::string>::const_iterator c = comp.begin();
c != comp.end(); ++c) {
- if (*c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz")
+ if (c->empty() || *c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz")
continue;
compressors.push_back(Compressor(c->c_str(), std::string(".").append(*c).c_str(), c->c_str(), "-9", "-d", 100));
}