merged from donkult

[apt.git] / apt-pkg / acquire.cc

diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index e33dbb5d55881d4ad3ad33f84216ff4e3bc7de8d..5e1419056b4f93279e76c46075013a4a509dd1af 100644 (file)
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -118,7 +118,7 @@ pkgAcquire::~pkgAcquire()
 /* */
 void pkgAcquire::Shutdown()
 {
-   while (Items.size() != 0)
+   while (Items.empty() == false)
    {
       if (Items[0]->Status == Item::StatFetching)
          Items[0]->Status = Item::StatError;
@@ -157,7 +157,7 @@ void pkgAcquire::Remove(Item *Itm)
         I = Items.begin();
       }      
       else 
-        I++;
+        ++I;
    }
 }
                                                                        /*}}}*/
@@ -413,7 +413,7 @@ pkgAcquire::RunResult pkgAcquire::Run(int PulseIntervall)
       I->Shutdown(false);
 
    // Shut down the items
-   for (ItemIterator I = Items.begin(); I != Items.end(); I++)
+   for (ItemIterator I = Items.begin(); I != Items.end(); ++I)
       (*I)->Finished(); 
    
    if (_error->PendingError())
@@ -447,6 +447,10 @@ pkgAcquire::Worker *pkgAcquire::WorkerStep(Worker *I)
    if it is part of the download set. */
 bool pkgAcquire::Clean(string Dir)
 {
+   // non-existing directories are by definition clean…
+   if (DirectoryExists(Dir) == false)
+      return true;
+
    DIR *D = opendir(Dir.c_str());   
    if (D == 0)
       return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());
@@ -469,7 +473,7 @@ bool pkgAcquire::Clean(string Dir)
       
       // Look in the get list
       ItemCIterator I = Items.begin();
-      for (; I != Items.end(); I++)
+      for (; I != Items.end(); ++I)
         if (flNotDir((*I)->DestFile) == Dir->d_name)
            break;
       
@@ -490,7 +494,7 @@ bool pkgAcquire::Clean(string Dir)
 unsigned long long pkgAcquire::TotalNeeded()
 {
    unsigned long long Total = 0;
-   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); I++)
+   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); ++I)
       Total += (*I)->FileSize;
    return Total;
 }
@@ -501,7 +505,7 @@ unsigned long long pkgAcquire::TotalNeeded()
 unsigned long long pkgAcquire::FetchNeeded()
 {
    unsigned long long Total = 0;
-   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); I++)
+   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); ++I)
       if ((*I)->Local == false)
         Total += (*I)->FileSize;
    return Total;
@@ -513,7 +517,7 @@ unsigned long long pkgAcquire::FetchNeeded()
 unsigned long long pkgAcquire::PartialPresent()
 {
   unsigned long long Total = 0;
-   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); I++)
+   for (ItemCIterator I = ItemsBegin(); I != ItemsEnd(); ++I)
       if ((*I)->Local == false)
         Total += (*I)->PartialSize;
    return Total;
@@ -762,7 +766,7 @@ void pkgAcquire::Queue::Bump()
 // AcquireStatus::pkgAcquireStatus - Constructor                       /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-pkgAcquireStatus::pkgAcquireStatus() : Update(true), MorePulses(false)
+pkgAcquireStatus::pkgAcquireStatus() : d(NULL), Update(true), MorePulses(false)
 {
    Start();
 }
@@ -783,11 +787,11 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
    unsigned int Unknown = 0;
    unsigned int Count = 0;
    for (pkgAcquire::ItemCIterator I = Owner->ItemsBegin(); I != Owner->ItemsEnd();
-       I++, Count++)
+       ++I, ++Count)
    {
       TotalItems++;
       if ((*I)->Status == pkgAcquire::Item::StatDone)
-        CurrentItems++;
+        ++CurrentItems;
       
       // Totally ignore local items
       if ((*I)->Local == true)
@@ -797,7 +801,7 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
       if ((*I)->Complete == true)
         CurrentBytes += (*I)->FileSize;
       if ((*I)->FileSize == 0 && (*I)->Complete == false)
-        Unknown++;
+        ++Unknown;
    }
    
    // Compute the current completion
@@ -851,7 +855,9 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
 
       char msg[200];
       long i = CurrentItems < TotalItems ? CurrentItems + 1 : CurrentItems;
-      unsigned long long const ETA = (TotalBytes - CurrentBytes) / CurrentCPS;
+      unsigned long long ETA = 0;
+      if(CurrentCPS > 0)
+         ETA = (TotalBytes - CurrentBytes) / CurrentCPS;
 
       // only show the ETA if it makes sense
       if (ETA > 0 && ETA < 172800 /* two days */ )
@@ -866,7 +872,9 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
             << ":"  << (CurrentBytes/float(TotalBytes)*100.0) 
             << ":" << msg 
             << endl;
-      write(fd, status.str().c_str(), status.str().size());
+
+      std::string const dlstatus = status.str();
+      FileFd::Write(fd, dlstatus.c_str(), dlstatus.size());
    }
 
    return true;