| | 1 | // -*- mode: cpp; mode: fold -*- |
| | 2 | // Description /*{{{*/ |
| | 3 | /* ###################################################################### |
| | 4 | The scenario file is designed to work as an intermediate file between |
| | 5 | APT and the resolver. Its on propose very similar to a dpkg status file |
| | 6 | ##################################################################### */ |
| | 7 | /*}}}*/ |
| | 8 | // Include Files /*{{{*/ |
| | 9 | #include <config.h> |
| | 10 | |
| | 11 | #include <apt-pkg/edspindexfile.h> |
| | 12 | #include <apt-pkg/edsplistparser.h> |
| | 13 | #include <apt-pkg/error.h> |
| | 14 | #include <apt-pkg/fileutl.h> |
| | 15 | #include <apt-pkg/progress.h> |
| | 16 | #include <apt-pkg/debindexfile.h> |
| | 17 | #include <apt-pkg/indexfile.h> |
| | 18 | #include <apt-pkg/mmap.h> |
| | 19 | #include <apt-pkg/pkgcache.h> |
| | 20 | #include <apt-pkg/cacheiterators.h> |
| | 21 | #include <apt-pkg/pkgcachegen.h> |
| | 22 | #include <apt-pkg/pkgrecords.h> |
| | 23 | |
| | 24 | #include <stddef.h> |
| | 25 | #include <unistd.h> |
| | 26 | #include <string> |
| | 27 | /*}}}*/ |
| | 28 | |
| | 29 | // edspIndex::edspIndex - Constructor /*{{{*/ |
| | 30 | // --------------------------------------------------------------------- |
| | 31 | /* */ |
| | 32 | edspIndex::edspIndex(std::string File) : debStatusIndex(File) |
| | 33 | { |
| | 34 | } |
| | 35 | /*}}}*/ |
| | 36 | // StatusIndex::Merge - Load the index file into a cache /*{{{*/ |
| | 37 | bool edspIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const |
| | 38 | { |
| | 39 | FileFd Pkg; |
| | 40 | if (File != "stdin") |
| | 41 | Pkg.Open(File, FileFd::ReadOnly); |
| | 42 | else |
| | 43 | Pkg.OpenDescriptor(STDIN_FILENO, FileFd::ReadOnly); |
| | 44 | if (_error->PendingError() == true) |
| | 45 | return false; |
| | 46 | edspListParser Parser(&Pkg); |
| | 47 | if (_error->PendingError() == true) |
| | 48 | return false; |
| | 49 | |
| | 50 | if (Prog != NULL) |
| | 51 | Prog->SubProgress(0,File); |
| | 52 | if (Gen.SelectFile(File,std::string(),*this) == false) |
| | 53 | return _error->Error("Problem with SelectFile %s",File.c_str()); |
| | 54 | |
| | 55 | // Store the IMS information |
| | 56 | pkgCache::PkgFileIterator CFile = Gen.GetCurFile(); |
| | 57 | CFile->Size = Pkg.FileSize(); |
| | 58 | CFile->mtime = Pkg.ModificationTime(); |
| | 59 | map_stringitem_t const storage = Gen.WriteUniqString("edsp::scenario"); |
| | 60 | CFile->Archive = storage; |
| | 61 | |
| | 62 | if (Gen.MergeList(Parser) == false) |
| | 63 | return _error->Error("Problem with MergeList %s",File.c_str()); |
| | 64 | return true; |
| | 65 | } |
| | 66 | /*}}}*/ |
| | 67 | // Index File types for APT /*{{{*/ |
| | 68 | class edspIFType: public pkgIndexFile::Type |
| | 69 | { |
| | 70 | public: |
| | 71 | virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator) const |
| | 72 | { |
| | 73 | // we don't have a record parser for this type as the file is not presistent |
| | 74 | return NULL; |
| | 75 | }; |
| | 76 | edspIFType() {Label = "EDSP scenario file";}; |
| | 77 | }; |
| | 78 | static edspIFType _apt_Universe; |
| | 79 | |
| | 80 | const pkgIndexFile::Type *edspIndex::GetType() const |
| | 81 | { |
| | 82 | return &_apt_Universe; |
| | 83 | } |
| | 84 | /*}}}*/ |
projects / apt.git / blame_incremental