Apply patch from Sami Liedes <sliedes@cc.hut.fi> to avoid unecessary

[apt.git] / apt-pkg / contrib / progress.cc

diff --git a/apt-pkg/contrib/progress.cc b/apt-pkg/contrib/progress.cc
index 0f2218f3c2e76ca485178975b9b6a289f5b17e91..cffdddc4fe0d70a9f45e3fc5fadd3c73c7944168 100644 (file)
--- a/apt-pkg/contrib/progress.cc
+++ b/apt-pkg/contrib/progress.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: progress.cc,v 1.8 1998/10/02 04:39:53 jgg Exp $
+// $Id: progress.cc,v 1.12 2003/01/11 07:17:04 jgg Exp $
 /* ######################################################################
    
    OpProgress - Operation Progress
@@ -8,15 +8,19 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/progress.h"
-#endif 
 #include <apt-pkg/progress.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/configuration.h>
+
+#include <apti18n.h>
+
+#include <iostream>
 #include <stdio.h>
+#include <cstring>
                                                                        /*}}}*/
 
+using namespace std;
+
 // OpProgress::OpProgress - Constructor                                        /*{{{*/
 // ---------------------------------------------------------------------
 /* */
@@ -33,7 +37,10 @@ OpProgress::OpProgress() : Current(0), Total(0), Size(0), SubTotal(1),
    percent of Total SubTotal is. */
 void OpProgress::Progress(unsigned long Cur)
 {
-   Percent = (Current + Cur/((float)SubTotal)*Size)*100.0/Total;
+   if (Total == 0 || Size == 0 || SubTotal == 0)
+      Percent = 0;
+   else
+      Percent = (Current + Cur/((float)SubTotal)*Size)*100.0/Total;
    Update();
 }
                                                                        /*}}}*/
@@ -41,25 +48,31 @@ void OpProgress::Progress(unsigned long Cur)
 // ---------------------------------------------------------------------
 /* */
 void OpProgress::OverallProgress(unsigned long Current, unsigned long Total,
-                                unsigned long Size,string Op)
+                                unsigned long Size,const string &Op)
 {
    this->Current = Current;
    this->Total = Total;
    this->Size = Size;
    this->Op = Op;
    SubOp = string();
-   Percent = Current*100.0/Total;
+   if (Total == 0)
+      Percent = 0;
+   else
+      Percent = Current*100.0/Total;
    Update();
 }
                                                                        /*}}}*/
 // OpProgress::SubProgress - Set the sub progress state                        /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-void OpProgress::SubProgress(unsigned long SubTotal,string Op)
+void OpProgress::SubProgress(unsigned long SubTotal,const string &Op)
 {
    this->SubTotal = SubTotal;
    SubOp = Op;
-   Percent = Current*100.0/Total;
+   if (Total == 0)
+      Percent = 0;
+   else
+      Percent = Current*100.0/Total;
    Update();
 }
                                                                        /*}}}*/
@@ -69,7 +82,10 @@ void OpProgress::SubProgress(unsigned long SubTotal,string Op)
 void OpProgress::SubProgress(unsigned long SubTotal)
 {
    this->SubTotal = SubTotal;
-   Percent = Current*100.0/Total;
+   if (Total == 0)
+      Percent = 0;
+   else
+      Percent = Current*100.0/Total;
    Update();
 }
                                                                        /*}}}*/
@@ -97,6 +113,11 @@ bool OpProgress::CheckChange(float Interval)
    
    if ((int)LastPercent == (int)Percent)
       return false;
+
+   LastPercent = Percent;
+   
+   if (Interval == 0)
+      return false;
    
    // Check time delta
    struct timeval Now;
@@ -105,7 +126,6 @@ bool OpProgress::CheckChange(float Interval)
    if (Diff < Interval)
       return false;
    LastTime = Now;   
-   LastPercent = Percent;
    return true;
 }
                                                                        /*}}}*/
@@ -130,9 +150,9 @@ void OpTextProgress::Done()
    {
       char S[300];
       if (_error->PendingError() == true)
-        snprintf(S,sizeof(S),"\r%s... Error!",OldOp.c_str());
+        snprintf(S,sizeof(S),_("%c%s... Error!"),'\r',OldOp.c_str());
       else
-        snprintf(S,sizeof(S),"\r%s... Done",OldOp.c_str());
+        snprintf(S,sizeof(S),_("%c%s... Done"),'\r',OldOp.c_str());
       Write(S);
       cout << endl;
       OldOp = string();
@@ -150,7 +170,7 @@ void OpTextProgress::Done()
 /* */
 void OpTextProgress::Update()
 {
-   if (CheckChange() == false)
+   if (CheckChange((NoUpdate == true?0:0.7)) == false)
       return;
    
    // No percent spinner