merged from the debian-sid branch

[apt.git] / cmdline / apt-get.cc

diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index 46172332fc6dda655087da546c48532da57ab710..adb1c92146fed37c3861aac4a90229d759bc30c0 100644 (file)
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -1272,16 +1272,23 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
         }
       }   
    }
-   
-   // No source package name..
-   if (Src.empty() == true)
-      Src = TmpSrc;
-   
+
    // The best hit
    pkgSrcRecords::Parser *Last = 0;
    unsigned long Offset = 0;
    string Version;
    bool IsMatch = false;
+   bool MatchSrcOnly = false;
+
+   // No source package name..
+   if (Src.empty() == true)
+      Src = TmpSrc;
+   else 
+      // if we have a source pkg name, make sure to only search
+      // for srcpkg names, otherwise apt gets confused if there
+      // is a binary package "pkg1" and a source package "pkg1"
+      // with the same name but that comes from different packages
+      MatchSrcOnly = true;
    
    // If we are matching by version then we need exact matches to be happy
    if (VerTag.empty() == false)
@@ -1291,13 +1298,12 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
       binary packages in the search */
    pkgSrcRecords::Parser *Parse;
    SrcRecs.Restart();
-   while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0)
+   while ((Parse = SrcRecs.Find(Src.c_str(), MatchSrcOnly)) != 0)
    {
       string Ver = Parse->Version();
-      
-      // Skip name mismatches
-      if (IsMatch == true && Parse->Package() != Src)
-        continue;
+      // show name mismatches
+      if (IsMatch == true && Parse->Package() != Src)       
+        ioprintf(c1out,  _("No source package '%s' picking '%s' instead\n"), Parse->Package().c_str(), Src.c_str());
       
       if (VerTag.empty() == false)
       {
@@ -1374,8 +1380,9 @@ bool DoUpdate(CommandLine &CmdL)
 
    // do the work
    CacheFile Cache;
-   bool res = ListUpdate(Stat, List);
-     
+   if (_config->FindB("APT::Get::Download",true) == true)
+       ListUpdate(Stat, List);
+
    // Rebuild the cache.   
    if (Cache.BuildCaches() == false)
       return false;
@@ -1495,21 +1502,29 @@ bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix,
    
    bool found = false;
    bool res = true;
-   for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+
+   // two runs, first ignore dependencies, second install any missing
+   for(int IgnoreBroken=1; IgnoreBroken >= 0; IgnoreBroken--)
    {
-      pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
-      if(ver.end())
-        continue;
-      pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
-      parser.GetRec(start,end);
-      strncpy(buf, start, end-start);
-      buf[end-start] = 0x0;
-      if (regexec(&Pattern,buf,0,0,0) != 0)
-        continue;
-      res &= TryToInstall(Pkg,Cache,Fix,Remove,true,ExpectedInst);
-      found = true;
+      for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+      {
+        pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
+        if(ver.end())
+           continue;
+        pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
+        parser.GetRec(start,end);
+        strncpy(buf, start, end-start);
+        buf[end-start] = 0x0;
+        if (regexec(&Pattern,buf,0,0,0) != 0)
+           continue;
+        res &= TryToInstall(Pkg,Cache,Fix,Remove,IgnoreBroken,ExpectedInst);
+        found = true;
+      }
    }
    
+   // now let the problem resolver deal with any issues
+   Fix.Resolve(true);
+
    if(!found)
       _error->Error(_("Couldn't find task %s"),taskname);
 
@@ -1712,6 +1727,7 @@ bool DoInstall(CommandLine &CmdL)
              "requested an impossible situation or if you are using the unstable\n" 
              "distribution that some required packages have not yet been created\n"
              "or been moved out of Incoming.") << endl;
+        /*
         if (Packages == 1)
         {
            c1out << endl;
@@ -1720,6 +1736,7 @@ bool DoInstall(CommandLine &CmdL)
                 "the package is simply not installable and a bug report against\n" 
                 "that package should be filed.") << endl;
         }
+        */
 
         c1out << _("The following information may help to resolve the situation:") << endl;
         c1out << endl;
@@ -2531,6 +2548,8 @@ bool DoBuildDep(CommandLine &CmdL)
             {
                // We successfully installed something; skip remaining alternatives
                skipAlternatives = hasAlternatives;
+              if(_config->FindB("APT::Get::Build-Dep-Automatic", false) == true)
+                 Cache->MarkAuto(Pkg, true);
                continue;
             }
             else if (hasAlternatives)
@@ -2645,8 +2664,8 @@ bool ShowHelp(CommandLine &CmdL)
       "   upgrade - Perform an upgrade\n"
       "   install - Install new packages (pkg is libc6 not libc6.deb)\n"
       "   remove - Remove packages\n"
-      "   autoremove - Remove all automatic unused packages\n"
-      "   purge - Remove and purge packages\n"
+      "   autoremove - Remove automatically all unused packages\n"
+      "   purge - Remove packages and config files\n"
       "   source - Download source archives\n"
       "   build-dep - Configure build-dependencies for source packages\n"
       "   dist-upgrade - Distribution upgrade, see apt-get(8)\n"
@@ -2662,7 +2681,7 @@ bool ShowHelp(CommandLine &CmdL)
       "  -d  Download only - do NOT install or unpack archives\n"
       "  -s  No-act. Perform ordering simulation\n"
       "  -y  Assume Yes to all queries and do not prompt\n"
-      "  -f  Attempt to continue if the integrity check fails\n"
+      "  -f  Attempt to correct a system with broken dependencies in place\n"
       "  -m  Attempt to continue if archives are unlocatable\n"
       "  -u  Show a list of upgraded packages as well\n"
       "  -b  Build the source package after fetching it\n"
@@ -2758,7 +2777,6 @@ int main(int argc,const char *argv[])
                                    {"remove",&DoInstall},
                                    {"purge",&DoInstall},
                                   {"autoremove",&DoInstall},
-                                  {"purge",&DoInstall},
                                    {"dist-upgrade",&DoDistUpgrade},
                                    {"dselect-upgrade",&DoDSelectUpgrade},
                                   {"build-dep",&DoBuildDep},