// -*- mode: cpp; mode: fold -*- // Description /*{{{*/ // $Id: copy.cc,v 1.7.2.1 2004/01/16 18:58:50 mdz Exp $ /* ###################################################################### Copy URI - This method takes a uri like a file: uri and copies it to the destination file. ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ #include #include #include #include #include #include #include #include #include /*}}}*/ class CopyMethod : public pkgAcqMethod { virtual bool Fetch(FetchItem *Itm); public: CopyMethod() : pkgAcqMethod("1.0",SingleInstance) {}; }; // CopyMethod::Fetch - Fetch a file /*{{{*/ // --------------------------------------------------------------------- /* */ bool CopyMethod::Fetch(FetchItem *Itm) { URI Get = Itm->Uri; std::string File = Get.Path; // Stat the file and send a start message struct stat Buf; if (stat(File.c_str(),&Buf) != 0) return _error->Errno("stat",_("Failed to stat")); // Forumulate a result and send a start message FetchResult Res; Res.Size = Buf.st_size; Res.Filename = Itm->DestFile; Res.LastModified = Buf.st_mtime; Res.IMSHit = false; URIStart(Res); // See if the file exists FileFd From(File,FileFd::ReadOnly); FileFd To(Itm->DestFile,FileFd::WriteAtomic); To.EraseOnFailure(); if (_error->PendingError() == true) { To.OpFail(); return false; } // Copy the file if (CopyFile(From,To) == false) { To.OpFail(); return false; } From.Close(); To.Close(); // Transfer the modification times struct utimbuf TimeBuf; TimeBuf.actime = Buf.st_atime; TimeBuf.modtime = Buf.st_mtime; if (utime(Itm->DestFile.c_str(),&TimeBuf) != 0) { To.OpFail(); return _error->Errno("utime",_("Failed to set modification time")); } Hashes Hash; FileFd Fd(Res.Filename, FileFd::ReadOnly); Hash.AddFD(Fd.Fd(), Fd.Size()); Res.TakeHashes(Hash); URIDone(Res); return true; } /*}}}*/ int main() { setlocale(LC_ALL, ""); CopyMethod Mth; return Mth.Run(); }