// -*- mode: cpp; mode: fold -*- // Description /*{{{*/ // $Id: sourcelist.cc,v 1.3 2002/08/15 20:51:37 niemeyer Exp $ /* ###################################################################### List of Sources ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ #ifdef __GNUG__ #pragma implementation "apt-pkg/sourcelist.h" #endif #include <apt-pkg/sourcelist.h> #include <apt-pkg/error.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/strutl.h> #include <apt-pkg/configuration.h> #include <apti18n.h> #include <fstream> // CNC:2003-03-03 - This is needed for ReadDir stuff. #include <algorithm> #include <stdio.h> #include <dirent.h> #include <sys/stat.h> #include <unistd.h> /*}}}*/ using namespace std; // Global list of Items supported static pkgSourceList::Type *ItmList[10]; pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList; unsigned long pkgSourceList::Type::GlobalListLen = 0; // Type::Type - Constructor /*{{{*/ // --------------------------------------------------------------------- /* Link this to the global list of items*/ pkgSourceList::Type::Type() { ItmList[GlobalListLen] = this; GlobalListLen++; } /*}}}*/ // Type::GetType - Get a specific meta for a given type /*{{{*/ // --------------------------------------------------------------------- /* */ pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type) { for (unsigned I = 0; I != GlobalListLen; I++) if (strcmp(GlobalList[I]->Name,Type) == 0) return GlobalList[I]; return 0; } /*}}}*/ // Type::FixupURI - Normalize the URI and check it.. /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::Type::FixupURI(string &URI) const { if (URI.empty() == true) return false; if (URI.find(':') == string::npos) return false; URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture")); // Make sure that the URI is / postfixed if (URI[URI.size() - 1] != '/') URI += '/'; return true; } /*}}}*/ // Type::ParseLine - Parse a single line /*{{{*/ // --------------------------------------------------------------------- /* This is a generic one that is the 'usual' format for sources.list Weird types may override this. */ bool pkgSourceList::Type::ParseLine(vector<metaIndex *> &List, const char *Buffer, unsigned long CurLine, string File) const { string URI; string Dist; string Section; if (ParseQuoteWord(Buffer,URI) == false) return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str()); if (ParseQuoteWord(Buffer,Dist) == false) return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str()); if (FixupURI(URI) == false) return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str()); // Check for an absolute dists specification. if (Dist.empty() == false && Dist[Dist.size() - 1] == '/') { if (ParseQuoteWord(Buffer,Section) == true) return _error->Error(_("Malformed line %lu in source list %s (absolute dist)"),CurLine,File.c_str()); Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture")); return CreateItem(List,URI,Dist,Section); } // Grab the rest of the dists if (ParseQuoteWord(Buffer,Section) == false) return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str()); do { if (CreateItem(List,URI,Dist,Section) == false) return false; } while (ParseQuoteWord(Buffer,Section) == true); return true; } /*}}}*/ // SourceList::pkgSourceList - Constructors /*{{{*/ // --------------------------------------------------------------------- /* */ pkgSourceList::pkgSourceList() { } pkgSourceList::pkgSourceList(string File) { Read(File); } /*}}}*/ // SourceList::~pkgSourceList - Destructor /*{{{*/ // --------------------------------------------------------------------- /* */ pkgSourceList::~pkgSourceList() { for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) delete *I; } /*}}}*/ /*}}}*/ // SourceList::ReadMainList - Read the main source list from etc /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::ReadMainList() { // CNC:2003-03-03 - Multiple sources list support. bool Res = true; #if 0 Res = ReadVendors(); if (Res == false) return false; #endif Reset(); // CNC:2003-11-28 - Entries in sources.list have priority over // entries in sources.list.d. string Main = _config->FindFile("Dir::Etc::sourcelist"); if (FileExists(Main) == true) Res &= ReadAppend(Main); string Parts = _config->FindDir("Dir::Etc::sourceparts"); if (FileExists(Parts) == true) Res &= ReadSourceDir(Parts); return Res; } /*}}}*/ // CNC:2003-03-03 - Needed to preserve backwards compatibility. // SourceList::Reset - Clear the sourcelist contents /*{{{*/ // --------------------------------------------------------------------- /* */ void pkgSourceList::Reset() { for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) delete *I; SrcList.erase(SrcList.begin(),SrcList.end()); } /*}}}*/ // CNC:2003-03-03 - Function moved to ReadAppend() and Reset(). // SourceList::Read - Parse the sourcelist file /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::Read(string File) { Reset(); return ReadAppend(File); } /*}}}*/ // SourceList::ReadAppend - Parse a sourcelist file /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::ReadAppend(string File) { // Open the stream for reading ifstream F(File.c_str(),ios::in /*| ios::nocreate*/); if (!F != 0) return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str()); #if 0 // Now Reset() does this. for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) delete *I; SrcList.erase(SrcList.begin(),SrcList.end()); #endif // CNC:2003-12-10 - 300 is too short. char Buffer[1024]; int CurLine = 0; while (F.eof() == false) { F.getline(Buffer,sizeof(Buffer)); CurLine++; _strtabexpand(Buffer,sizeof(Buffer)); if (F.fail() && !F.eof()) return _error->Error(_("Line %u too long in source list %s."), CurLine,File.c_str()); char *I; // CNC:2003-02-20 - Do not break if '#' is inside []. for (I = Buffer; *I != 0 && *I != '#'; I++) if (*I == '[') for (I++; *I != 0 && *I != ']'; I++); *I = 0; const char *C = _strstrip(Buffer); // Comment or blank if (C[0] == '#' || C[0] == 0) continue; // Grok it string LineType; if (ParseQuoteWord(C,LineType) == false) return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str()); Type *Parse = Type::GetType(LineType.c_str()); if (Parse == 0) return _error->Error(_("Type '%s' is not known on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str()); // Vendor name specified if (C[0] == '[') { string VendorID; if (ParseQuoteWord(C,VendorID) == false) return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str()); if (VendorID.length() < 2 || VendorID.end()[-1] != ']') return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str()); VendorID = string(VendorID,1,VendorID.size()-2); // for (vector<const Vendor *>::const_iterator iter = VendorList.begin(); // iter != VendorList.end(); iter++) // { // if ((*iter)->GetVendorID() == VendorID) // { // if (_config->FindB("Debug::sourceList", false)) // std::cerr << "Comparing VendorID \"" << VendorID << "\" with \"" << (*iter)->GetVendorID() << '"' << std::endl; // Verifier = *iter; // break; // } // } // if (Verifier == 0) // return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"), // VendorID.c_str(),CurLine,File.c_str()); } if (Parse->ParseLine(SrcList,C,CurLine,File) == false) return false; } return true; } /*}}}*/ // SourceList::FindIndex - Get the index associated with a file /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, pkgIndexFile *&Found) const { for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) { vector<pkgIndexFile *> *Indexes = (*I)->GetIndexFiles(); for (vector<pkgIndexFile *>::const_iterator J = Indexes->begin(); J != Indexes->end(); J++) { if ((*J)->FindInCache(*File.Cache()) == File) { Found = (*J); return true; } } } return false; } /*}}}*/ // SourceList::GetIndexes - Load the index files into the downloader /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const { for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) if ((*I)->GetIndexes(Owner,GetAll) == false) return false; return true; } /*}}}*/ // CNC:2003-03-03 - By Anton V. Denisov <avd@altlinux.org>. // SourceList::ReadSourceDir - Read a directory with sources files // Based on ReadConfigDir() /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::ReadSourceDir(string Dir) { DIR *D = opendir(Dir.c_str()); if (D == 0) return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str()); vector<string> List; for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) { if (Ent->d_name[0] == '.') continue; // CNC:2003-12-02 Only accept .list files as valid sourceparts if (flExtension(Ent->d_name) != "list") continue; // Skip bad file names ala run-parts const char *C = Ent->d_name; for (; *C != 0; C++) if (isalpha(*C) == 0 && isdigit(*C) == 0 && *C != '_' && *C != '-' && *C != '.') break; if (*C != 0) continue; // Make sure it is a file and not something else string File = flCombine(Dir,Ent->d_name); struct stat St; if (stat(File.c_str(),&St) != 0 || S_ISREG(St.st_mode) == 0) continue; List.push_back(File); } closedir(D); sort(List.begin(),List.end()); // Read the files for (vector<string>::const_iterator I = List.begin(); I != List.end(); I++) if (ReadAppend(*I) == false) return false; return true; } /*}}}*/