Uncommitted built-in help for apt-cache for Lenny.

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

diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index 5f46dd605a95e7816eaac1a25a28c27503b20f23..104baba8a000d241b22dd90d717852635cfb41db 100644 (file)
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -1374,8 +1374,9 @@ bool DoUpdate(CommandLine &CmdL)
 
    // do the work
    CacheFile Cache;
-   bool res = Cache.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 +1496,29 @@ 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);
 
@@ -2618,7 +2627,7 @@ 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"
+      "   autoremove - Remove automatically all unused packages\n"
       "   purge - Remove and purge packages\n"
       "   source - Download source archives\n"
       "   build-dep - Configure build-dependencies for source packages\n"
@@ -2635,7 +2644,7 @@ 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"