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-rw-r--r--cmdline/apt-get.cc164
1 files changed, 158 insertions, 6 deletions
diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index 859f113f1..e77437888 100644
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-get.cc,v 1.48 1999/03/29 19:28:52 jgg Exp $
+// $Id: apt-get.cc,v 1.49 1999/04/07 05:30:18 jgg Exp $
/* ######################################################################
apt-get - Cover for dpkg
@@ -37,6 +37,8 @@
#include <apt-pkg/dpkginit.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/clean.h>
+#include <apt-pkg/srcrecords.h>
+#include <apt-pkg/version.h>
#include <config.h>
@@ -519,9 +521,10 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
return false;
// Lock the archive directory
+ FileFd Lock;
if (_config->FindB("Debug::NoLocking",false) == false)
{
- FileFd Lock(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+ Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
if (_error->PendingError() == true)
return _error->Error("Unable to lock the download directory");
}
@@ -590,9 +593,9 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
if (Essential == true && Saftey == true)
{
c2out << "You are about to do something potentially harmful" << endl;
- c2out << "To continue type in the phrase 'Yes, I understand this is bad'" << endl;
+ c2out << "To continue type in the phrase 'Yes, I understand this may be bad'" << endl;
c2out << " ?] " << flush;
- if (AnalPrompt("Yes, I understand this is bad") == false)
+ if (AnalPrompt("Yes, I understand this may be bad") == false)
{
c2out << "Abort." << endl;
exit(1);
@@ -617,6 +620,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
}
}
+ // 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();
@@ -646,7 +650,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
continue;
}
- cerr << "Failed to fetch " << (*I)->Describe() << endl;
+ cerr << "Failed to fetch " << (*I)->DescURI() << endl;
cerr << " " << (*I)->ErrorText << endl;
Failed = true;
}
@@ -688,9 +692,10 @@ bool DoUpdate(CommandLine &)
return false;
// Lock the list directory
+ FileFd Lock;
if (_config->FindB("Debug::NoLocking",false) == false)
{
- FileFd Lock(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
+ Lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
if (_error->PendingError() == true)
return _error->Error("Unable to lock the list directory");
}
@@ -1082,7 +1087,153 @@ bool DoCheck(CommandLine &CmdL)
return true;
}
/*}}}*/
+// DoSource - Fetch a source archive /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool DoSource(CommandLine &CmdL)
+{
+ CacheFile Cache;
+ if (Cache.Open(true) == false)
+ return false;
+
+ // 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);
+
+ // Load the requestd sources into the fetcher
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+ {
+ string Src;
+ /* Lookup the version of the package we would install if we were to
+ install a version and determine the source package name, then look
+ in the archive for a source package of the same name. In theory
+ we could stash the version string as well and match that too but
+ today there aren't multi source versions in the archive. */
+ pkgCache::PkgIterator Pkg = Cache->FindPkg(*I);
+ if (Pkg.end() == false)
+ {
+ pkgCache::VerIterator Ver = Cache->GetCandidateVer(Pkg);
+ if (Ver.end() == false)
+ {
+ pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList());
+ Src = Parse.SourcePkg();
+ }
+ }
+
+ // No source package name..
+ if (Src.empty() == true)
+ Src = *I;
+
+ // The best hit
+ pkgSrcRecords::Parser *Last = 0;
+ unsigned long Offset = 0;
+ string Version;
+
+ // Iterate over all of the hits
+ pkgSrcRecords::Parser *Parse;
+ SrcRecs.Restart();
+ while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0)
+ {
+ string Ver = Parse->Version();
+ if (Last == 0 || pkgVersionCompare(Version,Ver) < 0)
+ {
+ Last = Parse;
+ Offset = Parse->Offset();
+ Version = Ver;
+ }
+ }
+
+ 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->Jump(Offset) == false || 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.
+ string Comp;
+ if (I->Path.find(".dsc") != string::npos)
+ Comp = "dsc";
+ if (I->Path.find(".tar.gz") != string::npos)
+ Comp = "tar";
+ if (I->Path.find(".diff.gz") != string::npos)
+ Comp = "diff";
+
+ new pkgAcqFile(&Fetcher,Last->Source()->ArchiveURI(I->Path),
+ I->MD5Hash,I->Size,Last->Source()->SourceInfo(Src,
+ Last->Version(),Comp),Src);
+ }
+ }
+
+ // Display statistics
+ unsigned long FetchBytes = Fetcher.FetchNeeded();
+ unsigned long FetchPBytes = Fetcher.PartialPresent();
+ unsigned long DebBytes = Fetcher.TotalNeeded();
+
+ // Check for enough free space
+ struct statfs Buf;
+ string OutputDir = ".";
+ if (statfs(OutputDir.c_str(),&Buf) != 0)
+ return _error->Errno("statfs","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
+ c1out << "Need to get ";
+ if (DebBytes != FetchBytes)
+ c1out << SizeToStr(FetchBytes) << "b/" << SizeToStr(DebBytes) << 'b';
+ else
+ c1out << SizeToStr(DebBytes) << 'b';
+ c1out << " of source archives." << endl;
+
+ // 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() == false)
+ return false;
+
+ // Print error messages
+ for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+ {
+ if ((*I)->Status == pkgAcquire::Item::StatDone &&
+ (*I)->Complete == true)
+ continue;
+
+ cerr << "Failed to fetch " << (*I)->DescURI() << endl;
+ cerr << " " << (*I)->ErrorText << endl;
+ }
+
+ return true;
+}
+ /*}}}*/
+
// ShowHelp - Show a help screen /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -1191,6 +1342,7 @@ int main(int argc,const char *argv[])
{"clean",&DoClean},
{"autoclean",&DoAutoClean},
{"check",&DoCheck},
+ {"source",&DoSource},
{"help",&ShowHelp},
{0,0}};
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