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use fileutl exists-functions instead of doing the stat'ing by hand
[apt.git] / apt-pkg / acquire.cc
diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 9478cdfb424aa8d66b88e9e924733472c5ab00e3..cdc3fba4b8059994fa3251953d159a102830569b 100644 (file)
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -13,6 +13,8 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
+#include <config.h>
+
 #include <apt-pkg/acquire.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/acquire-worker.h>
 #include <apt-pkg/acquire.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/acquire-worker.h>
@@ -21,8 +23,6 @@
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/fileutl.h>
 
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/fileutl.h>
 
-#include <apti18n.h>
-
 #include <iostream>
 #include <sstream>
 #include <stdio.h>
 #include <iostream>
 #include <sstream>
 #include <stdio.h>
@@ -30,6 +30,8 @@
 #include <dirent.h>
 #include <sys/time.h>
 #include <errno.h>
 #include <dirent.h>
 #include <sys/time.h>
 #include <errno.h>
+
+#include <apti18n.h>
                                                                        /*}}}*/
 
 using namespace std;
                                                                        /*}}}*/
 
 using namespace std;
@@ -37,9 +39,9 @@ using namespace std;
 // Acquire::pkgAcquire - Constructor                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* We grab some runtime state from the configuration space */
 // Acquire::pkgAcquire - Constructor                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* We grab some runtime state from the configuration space */
-pkgAcquire::pkgAcquire() : Queues(0), Workers(0), Configs(0), Log(NULL), ToFetch(0),
+pkgAcquire::pkgAcquire() : LockFD(-1), Queues(0), Workers(0), Configs(0), Log(NULL), ToFetch(0),
                           Debug(_config->FindB("Debug::pkgAcquire",false)),
                           Debug(_config->FindB("Debug::pkgAcquire",false)),
-                          Running(false), LockFD(-1)
+                          Running(false)
 {
    string const Mode = _config->Find("Acquire::Queue-Mode","host");
    if (strcasecmp(Mode.c_str(),"host") == 0)
 {
    string const Mode = _config->Find("Acquire::Queue-Mode","host");
    if (strcasecmp(Mode.c_str(),"host") == 0)
@@ -47,10 +49,10 @@ pkgAcquire::pkgAcquire() : Queues(0), Workers(0), Configs(0), Log(NULL), ToFetch
    if (strcasecmp(Mode.c_str(),"access") == 0)
       QueueMode = QueueAccess;
 }
    if (strcasecmp(Mode.c_str(),"access") == 0)
       QueueMode = QueueAccess;
 }
-pkgAcquire::pkgAcquire(pkgAcquireStatus *Progress) : Queues(0), Workers(0),
+pkgAcquire::pkgAcquire(pkgAcquireStatus *Progress) :  LockFD(-1), Queues(0), Workers(0),
                           Configs(0), Log(Progress), ToFetch(0),
                           Debug(_config->FindB("Debug::pkgAcquire",false)),
                           Configs(0), Log(Progress), ToFetch(0),
                           Debug(_config->FindB("Debug::pkgAcquire",false)),
-                          Running(false), LockFD(-1)
+                          Running(false)
 {
    string const Mode = _config->Find("Acquire::Queue-Mode","host");
    if (strcasecmp(Mode.c_str(),"host") == 0)
 {
    string const Mode = _config->Find("Acquire::Queue-Mode","host");
    if (strcasecmp(Mode.c_str(),"host") == 0)
@@ -116,7 +118,7 @@ pkgAcquire::~pkgAcquire()
 /* */
 void pkgAcquire::Shutdown()
 {
 /* */
 void pkgAcquire::Shutdown()
 {
-   while (Items.size() != 0)
+   while (Items.empty() == false)
    {
       if (Items[0]->Status == Item::StatFetching)
          Items[0]->Status = Item::StatError;
    {
       if (Items[0]->Status == Item::StatFetching)
          Items[0]->Status = Item::StatError;
@@ -155,7 +157,7 @@ void pkgAcquire::Remove(Item *Itm)
         I = Items.begin();
       }      
       else 
         I = Items.begin();
       }      
       else 
-        I++;
+        ++I;
    }
 }
                                                                        /*}}}*/
    }
 }
                                                                        /*}}}*/
@@ -411,7 +413,7 @@ pkgAcquire::RunResult pkgAcquire::Run(int PulseIntervall)
       I->Shutdown(false);
 
    // Shut down the items
       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())
       (*I)->Finished(); 
    
    if (_error->PendingError())
@@ -445,6 +447,10 @@ pkgAcquire::Worker *pkgAcquire::WorkerStep(Worker *I)
    if it is part of the download set. */
 bool pkgAcquire::Clean(string Dir)
 {
    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());
    DIR *D = opendir(Dir.c_str());   
    if (D == 0)
       return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());
@@ -467,7 +473,7 @@ bool pkgAcquire::Clean(string Dir)
       
       // Look in the get list
       ItemCIterator I = Items.begin();
       
       // 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;
       
         if (flNotDir((*I)->DestFile) == Dir->d_name)
            break;
       
@@ -488,7 +494,7 @@ bool pkgAcquire::Clean(string Dir)
 unsigned long long pkgAcquire::TotalNeeded()
 {
    unsigned long long Total = 0;
 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;
 }
       Total += (*I)->FileSize;
    return Total;
 }
@@ -499,7 +505,7 @@ unsigned long long pkgAcquire::TotalNeeded()
 unsigned long long pkgAcquire::FetchNeeded()
 {
    unsigned long long Total = 0;
 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;
       if ((*I)->Local == false)
         Total += (*I)->FileSize;
    return Total;
@@ -511,7 +517,7 @@ unsigned long long pkgAcquire::FetchNeeded()
 unsigned long long pkgAcquire::PartialPresent()
 {
   unsigned long long Total = 0;
 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;
       if ((*I)->Local == false)
         Total += (*I)->PartialSize;
    return Total;
@@ -781,11 +787,11 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
    unsigned int Unknown = 0;
    unsigned int Count = 0;
    for (pkgAcquire::ItemCIterator I = Owner->ItemsBegin(); I != Owner->ItemsEnd();
    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)
    {
       TotalItems++;
       if ((*I)->Status == pkgAcquire::Item::StatDone)
-        CurrentItems++;
+        ++CurrentItems;
       
       // Totally ignore local items
       if ((*I)->Local == true)
       
       // Totally ignore local items
       if ((*I)->Local == true)
@@ -795,11 +801,11 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
       if ((*I)->Complete == true)
         CurrentBytes += (*I)->FileSize;
       if ((*I)->FileSize == 0 && (*I)->Complete == false)
       if ((*I)->Complete == true)
         CurrentBytes += (*I)->FileSize;
       if ((*I)->FileSize == 0 && (*I)->Complete == false)
-        Unknown++;
+        ++Unknown;
    }
    
    // Compute the current completion
    }
    
    // Compute the current completion
-   unsigned long ResumeSize = 0;
+   unsigned long long ResumeSize = 0;
    for (pkgAcquire::Worker *I = Owner->WorkersBegin(); I != 0;
        I = Owner->WorkerStep(I))
       if (I->CurrentItem != 0 && I->CurrentItem->Owner->Complete == false)
    for (pkgAcquire::Worker *I = Owner->WorkersBegin(); I != 0;
        I = Owner->WorkerStep(I))
       if (I->CurrentItem != 0 && I->CurrentItem->Owner->Complete == false)
@@ -838,7 +844,7 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
       else
         CurrentCPS = ((CurrentBytes - ResumeSize) - LastBytes)/Delta;
       LastBytes = CurrentBytes - ResumeSize;
       else
         CurrentCPS = ((CurrentBytes - ResumeSize) - LastBytes)/Delta;
       LastBytes = CurrentBytes - ResumeSize;
-      ElapsedTime = (unsigned long)Delta;
+      ElapsedTime = (unsigned long long)Delta;
       Time = NewTime;
    }
 
       Time = NewTime;
    }
 
@@ -849,8 +855,9 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
 
       char msg[200];
       long i = CurrentItems < TotalItems ? CurrentItems + 1 : CurrentItems;
 
       char msg[200];
       long i = CurrentItems < TotalItems ? CurrentItems + 1 : CurrentItems;
-      unsigned long ETA =
-        (unsigned long)((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 */ )
 
       // only show the ETA if it makes sense
       if (ETA > 0 && ETA < 172800 /* two days */ )
@@ -906,13 +913,13 @@ void pkgAcquireStatus::Stop()
    else
       CurrentCPS = FetchedBytes/Delta;
    LastBytes = CurrentBytes;
    else
       CurrentCPS = FetchedBytes/Delta;
    LastBytes = CurrentBytes;
-   ElapsedTime = (unsigned int)Delta;
+   ElapsedTime = (unsigned long long)Delta;
 }
                                                                        /*}}}*/
 // AcquireStatus::Fetched - Called when a byte set has been fetched    /*{{{*/
 // ---------------------------------------------------------------------
 /* This is used to get accurate final transfer rate reporting. */
 }
                                                                        /*}}}*/
 // AcquireStatus::Fetched - Called when a byte set has been fetched    /*{{{*/
 // ---------------------------------------------------------------------
 /* This is used to get accurate final transfer rate reporting. */
-void pkgAcquireStatus::Fetched(unsigned long Size,unsigned long Resume)
+void pkgAcquireStatus::Fetched(unsigned long long Size,unsigned long long Resume)
 {   
    FetchedBytes += Size - Resume;
 }
 {   
    FetchedBytes += Size - Resume;
 }
APT (for Cydia)