-bool ExecCompressor(APT::Configuration::Compressor const &Prog,
- pid_t *Pid, int const FileFd, int &OutFd, bool const Comp = true);
-inline bool ExecDecompressor(APT::Configuration::Compressor const &Prog,
- pid_t *Pid, int const FileFd, int &OutFd)
-{
- return ExecCompressor(Prog, Pid, FileFd, OutFd, true);
-}
+// check if the given file starts with a PGP cleartext signature
+bool StartsWithGPGClearTextSignature(std::string const &FileName);