+ Cache.CheckDeps();
+
+ return true;
+}
+ /*}}}*/
+// DoSource - Fetch a source archive /*{{{*/
+// ---------------------------------------------------------------------
+/* Fetch souce packages */
+struct DscFile
+{
+ string Package;
+ string Version;
+ string Dsc;
+};
+
+bool DoSource(CommandLine &CmdL)
+{
+ CacheFile Cache;
+ if (Cache.Open(false) == false)
+ return false;
+
+ if (CmdL.FileSize() <= 1)
+ return _error->Error(_("Must specify at least one package to fetch source for"));
+
+ // Read the source list
+ pkgSourceList List;
+ if (List.ReadMainList() == false)
+ return _error->Error(_("The list of sources could not be read."));
+
+ // Create the text record parsers
+ pkgRecords Recs(Cache);
+ pkgSrcRecords SrcRecs(List);
+ if (_error->PendingError() == true)
+ return false;
+
+ // Create the download object
+ AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
+ pkgAcquire Fetcher(&Stat);
+
+ DscFile *Dsc = new DscFile[CmdL.FileSize()];
+
+ // Load the requestd sources into the fetcher
+ unsigned J = 0;
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++)
+ {
+ string Src;
+ pkgSrcRecords::Parser *Last = FindSrc(*I,Recs,SrcRecs,Src,*Cache);
+
+ if (Last == 0)
+ return _error->Error(_("Unable to find a source package for %s"),Src.c_str());
+
+ // Back track
+ vector<pkgSrcRecords::File> Lst;
+ if (Last->Files(Lst) == false)
+ return false;
+
+ // Load them into the fetcher
+ for (vector<pkgSrcRecords::File>::const_iterator I = Lst.begin();
+ I != Lst.end(); I++)
+ {
+ // Try to guess what sort of file it is we are getting.
+ if (I->Type == "dsc")
+ {
+ Dsc[J].Package = Last->Package();
+ Dsc[J].Version = Last->Version();
+ Dsc[J].Dsc = flNotDir(I->Path);
+ }
+
+ // Diff only mode only fetches .diff files
+ if (_config->FindB("APT::Get::Diff-Only",false) == true &&
+ I->Type != "diff")
+ continue;
+
+ // Tar only mode only fetches .tar files
+ if (_config->FindB("APT::Get::Tar-Only",false) == true &&
+ I->Type != "tar")
+ continue;
+
+ new pkgAcqFile(&Fetcher,Last->Index().ArchiveURI(I->Path),
+ I->MD5Hash,I->Size,
+ Last->Index().SourceInfo(*Last,*I),Src);
+ }
+ }
+
+ // Display statistics
+ double FetchBytes = Fetcher.FetchNeeded();
+ double FetchPBytes = Fetcher.PartialPresent();
+ double DebBytes = Fetcher.TotalNeeded();
+
+ // Check for enough free space
+ struct statvfs Buf;
+ string OutputDir = ".";
+ if (statvfs(OutputDir.c_str(),&Buf) != 0)
+ return _error->Errno("statvfs","Couldn't determine free space in %s",
+ OutputDir.c_str());
+ if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
+ return _error->Error(_("Sorry, you don't have enough free space in %s"),
+ OutputDir.c_str());
+
+ // Number of bytes
+ if (DebBytes != FetchBytes)
+ ioprintf(c1out,_("Need to get %sB/%sB of source archives.\n"),
+ SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());
+ else
+ ioprintf(c1out,_("Need to get %sB of source archives.\n"),
+ SizeToStr(DebBytes).c_str());
+
+ if (_config->FindB("APT::Get::Simulate",false) == true)
+ {
+ for (unsigned I = 0; I != J; I++)
+ ioprintf(cout,_("Fetch Source %s\n"),Dsc[I].Package.c_str());
+ return true;
+ }
+
+ // Just print out the uris an exit if the --print-uris flag was used
+ if (_config->FindB("APT::Get::Print-URIs") == true)
+ {
+ pkgAcquire::UriIterator I = Fetcher.UriBegin();
+ for (; I != Fetcher.UriEnd(); I++)
+ cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' <<
+ I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+ return true;
+ }
+
+ // Run it
+ if (Fetcher.Run() == pkgAcquire::Failed)
+ return false;
+
+ // Print error messages
+ bool Failed = false;
+ for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+ {
+ if ((*I)->Status == pkgAcquire::Item::StatDone &&
+ (*I)->Complete == true)
+ continue;
+
+ fprintf(stderr,_("Failed to fetch %s %s\n"),(*I)->DescURI().c_str(),
+ (*I)->ErrorText.c_str());
+ Failed = true;
+ }
+ if (Failed == true)
+ return _error->Error(_("Failed to fetch some archives."));
+
+ if (_config->FindB("APT::Get::Download-only",false) == true)
+ {
+ c1out << _("Download complete and in download only mode") << endl;
+ return true;
+ }
+
+ // Unpack the sources
+ pid_t Process = ExecFork();
+
+ if (Process == 0)
+ {
+ for (unsigned I = 0; I != J; I++)
+ {
+ string Dir = Dsc[I].Package + '-' + Cache->VS().UpstreamVersion(Dsc[I].Version.c_str());
+
+ // Diff only mode only fetches .diff files
+ if (_config->FindB("APT::Get::Diff-Only",false) == true ||
+ _config->FindB("APT::Get::Tar-Only",false) == true ||
+ Dsc[I].Dsc.empty() == true)
+ continue;
+
+ // See if the package is already unpacked
+ struct stat Stat;
+ if (stat(Dir.c_str(),&Stat) == 0 &&
+ S_ISDIR(Stat.st_mode) != 0)
+ {
+ ioprintf(c0out ,_("Skipping unpack of already unpacked source in %s\n"),
+ Dir.c_str());
+ }
+ else
+ {
+ // Call dpkg-source
+ char S[500];
+ snprintf(S,sizeof(S),"%s -x %s",
+ _config->Find("Dir::Bin::dpkg-source","dpkg-source").c_str(),
+ Dsc[I].Dsc.c_str());
+ if (system(S) != 0)
+ {
+ fprintf(stderr,_("Unpack command '%s' failed.\n"),S);
+ _exit(1);
+ }
+ }
+
+ // Try to compile it with dpkg-buildpackage
+ if (_config->FindB("APT::Get::Compile",false) == true)
+ {
+ // Call dpkg-buildpackage
+ char S[500];
+ snprintf(S,sizeof(S),"cd %s && %s %s",
+ Dir.c_str(),
+ _config->Find("Dir::Bin::dpkg-buildpackage","dpkg-buildpackage").c_str(),
+ _config->Find("DPkg::Build-Options","-b -uc").c_str());
+
+ if (system(S) != 0)
+ {
+ fprintf(stderr,_("Build command '%s' failed.\n"),S);
+ _exit(1);
+ }
+ }
+ }
+
+ _exit(0);
+ }
+
+ // Wait for the subprocess
+ int Status = 0;
+ while (waitpid(Process,&Status,0) != Process)
+ {
+ if (errno == EINTR)
+ continue;
+ return _error->Errno("waitpid","Couldn't wait for subprocess");
+ }
+
+ if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0)
+ return _error->Error(_("Child process failed"));
projects / apt.git / blobdiff