* apt-pkg/depcache.cc:

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

diff --git a/apt-pkg/cdrom.cc b/apt-pkg/cdrom.cc
index 783ffc43069338c169a79654599378222409c970..0e36f44a27a0f7c9912808f213e8550c4484f7b0 100644 (file)
--- a/apt-pkg/cdrom.cc
+++ b/apt-pkg/cdrom.cc
@@ -6,6 +6,8 @@
 #include<apt-pkg/cdromutl.h>
 #include<apt-pkg/strutl.h>
 #include<apt-pkg/cdrom.h>
+#include<apt-pkg/aptconfiguration.h>
+
 #include<sstream>
 #include<fstream>
 #include<config.h>
@@ -216,33 +218,23 @@ int pkgCdrom::Score(string Path)
 /* Here we drop everything that is not this machines arch */
 bool pkgCdrom::DropBinaryArch(vector<string> &List)
 {
-   char S[300];
-   snprintf(S,sizeof(S),"/binary-%s/",
-           _config->Find("Apt::Architecture").c_str());
-   
+
    for (unsigned int I = 0; I < List.size(); I++)
    {
       const char *Str = List[I].c_str();
-      
-      const char *Res;
-      if ((Res = strstr(Str,"/binary-")) == 0)
+      const char *Start, *End;
+      if ((Start = strstr(Str,"/binary-")) == 0)
         continue;
 
-      // Weird, remove it.
-      if (strlen(Res) < strlen(S))
-      {
-        List.erase(List.begin() + I);
-        I--;
-        continue;
-      }
-         
-      // See if it is our arch
-      if (stringcmp(Res,Res + strlen(S),S) == 0)
-        continue;
-      
-      // Erase it
+      // Between Start and End is the architecture
+      Start += 8;
+      if ((End = strstr(Start,"/")) != 0 && Start != End &&
+          APT::Configuration::checkArchitecture(string(Start, End)) == true)
+        continue; // okay, architecture is accepted
+
+      // not accepted -> Erase it
       List.erase(List.begin() + I);
-      I--;
+      --I; // the next entry is at the same index after the erase
    }
    
    return true;
@@ -391,7 +383,7 @@ bool pkgCdrom::WriteDatabase(Configuration &Cnf)
 
    Out.close();
    
-   rename(DFile.c_str(),string(DFile + '~').c_str());
+   link(DFile.c_str(),string(DFile + '~').c_str());
    if (rename(NewFile.c_str(),DFile.c_str()) != 0)
       return _error->Errno("rename","Failed to rename %s.new to %s",
                           DFile.c_str(),DFile.c_str());