X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/779e5b002e216565108cdb4ad9598e1af650f004..93bf083d699c60f1ac40297bfa6783fb0cb800d8:/methods/copy.cc diff --git a/methods/copy.cc b/methods/copy.cc index b1c0fe360..e63801f38 100644 --- a/methods/copy.cc +++ b/methods/copy.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: copy.cc,v 1.3 1998/10/26 07:11:52 jgg Exp $ +// $Id: copy.cc,v 1.4 1998/10/30 07:53:51 jgg Exp $ /* ###################################################################### Copy URI - This method takes a uri like a file: uri and copies it @@ -10,130 +10,75 @@ /*}}}*/ // Include Files /*{{{*/ #include -#include +#include #include #include #include #include -#include /*}}}*/ -// Fail - Generate a failure message /*{{{*/ +class CopyMethod : public pkgAcqMethod +{ + virtual bool Fetch(string Message,URI Get); + + public: + + CopyMethod() : pkgAcqMethod("1.0",SingleInstance) {}; +}; + +// CopyMethod::Fetch - Fetch a file /*{{{*/ // --------------------------------------------------------------------- /* */ -void Fail(string URI) +bool CopyMethod::Fetch(string Message,URI Get) { - string Err = "Undetermined Error"; - if (_error->empty() == false) - _error->PopMessage(Err); + string File = Get.Path; + + // See if the file exists + FileFd From(File,FileFd::ReadOnly); + FileFd To(DestFile,FileFd::WriteEmpty); + To.EraseOnFailure(); + if (_error->PendingError() == true) + return false; - printf("400 URI Failure\n" - "URI: %s\n" - "Message: %s\n\n",URI.c_str(),Err.c_str()); - _error->Discard(); -} - /*}}}*/ + // Copy the file + if (CopyFile(From,To) == false) + return false; -int main() -{ - setlinebuf(stdout); - SetNonBlock(STDIN_FILENO,true); + From.Close(); + To.Close(); - printf("100 Capabilities\n" - "Version: 1.0\n" - "Pipeline: true\n\n"); - - vector Messages; - while (1) + // Transfer the modification times + struct stat Buf; + if (stat(File.c_str(),&Buf) != 0) { - if (WaitFd(STDIN_FILENO) == false || - ReadMessages(STDIN_FILENO,Messages) == false) - return 0; - - while (Messages.empty() == false) - { - string Message = Messages.front(); - Messages.erase(Messages.begin()); - - // Fetch the message number - char *End; - int Number = strtol(Message.c_str(),&End,10); - if (End == Message.c_str()) - { - cerr << "Malformed message!" << endl; - return 100; - } - - // We only understand 600 URI Fetch messages - if (Number != 600) - continue; - - // Grab the URI bit - string URI = LookupTag(Message,"URI"); - string Target = LookupTag(Message,"Filename"); - - // Grab the filename - string::size_type Pos = URI.find(':'); - if (Pos == string::npos) - { - _error->Error("Invalid message"); - Fail(URI); - continue; - } - string File = string(URI,Pos+1); - - // Start the reply message - string Result = "201 URI Done"; - Result += "\nURI: " + URI; - Result += "\nFileName: " + Target; - - // See if the file exists - FileFd From(File,FileFd::ReadOnly); - FileFd To(Target,FileFd::WriteEmpty); - To.EraseOnFailure(); - if (_error->PendingError() == true) - { - Fail(URI); - continue; - } - - // Copy the file - if (CopyFile(From,To) == false) - { - Fail(URI); - continue; - } - - From.Close(); - To.Close(); - - // Transfer the modification times - struct stat Buf; - if (stat(File.c_str(),&Buf) != 0) - { - _error->Errno("stat","Failed to stat"); - Fail(URI); - continue; - } - struct utimbuf TimeBuf; - TimeBuf.actime = Buf.st_atime; - TimeBuf.modtime = Buf.st_mtime; - if (utime(Target.c_str(),&TimeBuf) != 0) - { - To.OpFail(); - _error->Errno("utime","Failed to set modification time"); - Fail(URI); - continue; - } - - // Send the message - Result += "\n\n"; - if (write(STDOUT_FILENO,Result.begin(),Result.length()) != - (signed)Result.length()) - return 100; - } + To.OpFail(); + return _error->Errno("stat","Failed to stat"); } - return 0; + struct utimbuf TimeBuf; + TimeBuf.actime = Buf.st_atime; + TimeBuf.modtime = Buf.st_mtime; + if (utime(DestFile.c_str(),&TimeBuf) != 0) + { + To.OpFail(); + return _error->Errno("utime","Failed to set modification time"); + } + + // Forumulate a result + FetchResult Res; + Res.Size = Buf.st_size; + Res.Filename = DestFile; + Res.LastModified = Buf.st_mtime; + Res.IMSHit = false; + + URIDone(Res); + return true; +} + /*}}}*/ + +int main() +{ + CopyMethod Mth; + return Mth.Run(); }