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-rw-r--r--cmdline/apt-get.cc93
1 files changed, 69 insertions, 24 deletions
diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index 7e079b91c..d4a6bee32 100644
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -38,6 +38,7 @@
#include <apt-pkg/version.h>
#include <apt-pkg/cachefile.h>
#include <apt-pkg/sptr.h>
+#include <apt-pkg/md5.h>
#include <apt-pkg/versionmatch.h>
#include <config.h>
@@ -45,6 +46,7 @@
#include "acqprogress.h"
+#include <set>
#include <locale.h>
#include <langinfo.h>
#include <fstream>
@@ -66,7 +68,7 @@ ostream c0out(0);
ostream c1out(0);
ostream c2out(0);
ofstream devnull("/dev/null");
-unsigned int ScreenWidth = 80;
+unsigned int ScreenWidth = 80 - 1; /* - 1 for the cursor */
// class CacheFile - Cover class for some dependency cache functions /*{{{*/
// ---------------------------------------------------------------------
@@ -1190,24 +1192,54 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
string VerTag;
string TmpSrc = Name;
string::size_type Slash = TmpSrc.rfind('=');
+
+ // honor default release
+ string DefRel = _config->Find("APT::Default-Release");
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
+
if (Slash != string::npos)
{
VerTag = string(TmpSrc.begin() + Slash + 1,TmpSrc.end());
TmpSrc = string(TmpSrc.begin(),TmpSrc.begin() + Slash);
+ }
+ else if(!Pkg.end() && DefRel.empty() == false)
+ {
+ // we have a default release, try to locate the pkg. we do it like
+ // this because GetCandidateVer() will not "downgrade", that means
+ // "apt-get source -t stable apt" won't work on a unstable system
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false;
+ Ver++)
+ {
+ for (pkgCache::VerFileIterator VF = Ver.FileList(); VF.end() == false;
+ VF++)
+ {
+ /* If this is the status file, and the current version is not the
+ version in the status file (ie it is not installed, or somesuch)
+ then it is not a candidate for installation, ever. This weeds
+ out bogus entries that may be due to config-file states, or
+ other. */
+ if ((VF.File()->Flags & pkgCache::Flag::NotSource) ==
+ pkgCache::Flag::NotSource && Pkg.CurrentVer() != Ver)
+ continue;
+
+ //std::cout << VF.File().Archive() << std::endl;
+ if(VF.File().Archive() && (VF.File().Archive() == DefRel))
+ {
+ VerTag = Ver.VerStr();
+ break;
+ }
+ }
+ }
}
-
+
/* 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. */
- if (_config->FindB("APT::Get::Only-Source") == false &&
- VerTag.empty() == true)
+ in the archive for a source package of the same name. */
+ if (_config->FindB("APT::Get::Only-Source") == false)
{
- pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
if (Pkg.end() == false)
{
- pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
+ pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
if (Ver.end() == false)
{
pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList());
@@ -1265,10 +1297,7 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
}
}
- if (Last == 0)
- return 0;
-
- if (Last->Jump(Offset) == false)
+ if (Last == 0 || Last->Jump(Offset) == false)
return 0;
return Last;
@@ -1339,7 +1368,7 @@ bool DoUpdate(CommandLine &CmdL)
}
// Clean out any old list files
- if (_config->FindB("APT::Get::List-Cleanup",true) == true)
+ if (!Failed && _config->FindB("APT::Get::List-Cleanup",true) == true)
{
if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
@@ -1382,15 +1411,6 @@ bool DoUpgrade(CommandLine &CmdL)
/* Install named packages */
bool DoInstall(CommandLine &CmdL)
{
- // Lock the list directory
- FileFd Lock;
- if (_config->FindB("Debug::NoLocking",false) == false)
- {
- Lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
- if (_error->PendingError() == true)
- return _error->Error(_("Unable to lock the list directory"));
- }
-
CacheFile Cache;
if (Cache.OpenForInstall() == false ||
Cache.CheckDeps(CmdL.FileSize() != 1) == false)
@@ -1872,6 +1892,9 @@ bool DoSource(CommandLine &CmdL)
DscFile *Dsc = new DscFile[CmdL.FileSize()];
+ // insert all downloaded uris into this set to avoid downloading them
+ // twice
+ set<string> queued;
// Load the requestd sources into the fetcher
unsigned J = 0;
for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++)
@@ -1908,7 +1931,28 @@ bool DoSource(CommandLine &CmdL)
if (_config->FindB("APT::Get::Tar-Only",false) == true &&
I->Type != "tar")
continue;
-
+
+ // don't download the same uri twice (should this be moved to
+ // the fetcher interface itself?)
+ if(queued.find(Last->Index().ArchiveURI(I->Path)) != queued.end())
+ continue;
+ queued.insert(Last->Index().ArchiveURI(I->Path));
+
+ // check if we have a file with that md5 sum already localy
+ if(!I->MD5Hash.empty() && FileExists(flNotDir(I->Path)))
+ {
+ FileFd Fd(flNotDir(I->Path), FileFd::ReadOnly);
+ MD5Summation sum;
+ sum.AddFD(Fd.Fd(), Fd.Size());
+ Fd.Close();
+ if((string)sum.Result() == I->MD5Hash)
+ {
+ ioprintf(c1out,_("Skipping already downloaded file '%s'\n"),
+ flNotDir(I->Path).c_str());
+ continue;
+ }
+ }
+
new pkgAcqFile(&Fetcher,Last->Index().ArchiveURI(I->Path),
I->MD5Hash,I->Size,
Last->Index().SourceInfo(*Last,*I),Src);
@@ -2013,6 +2057,7 @@ bool DoSource(CommandLine &CmdL)
if (system(S) != 0)
{
fprintf(stderr,_("Unpack command '%s' failed.\n"),S);
+ fprintf(stderr,_("Check if the 'dpkg-dev' package is installed.\n"));
_exit(1);
}
}