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

diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc
index 909da5cb4d6fe25a69aa6707e0317cd8a8e65666..b5f32fc293cb2493619cce8326ca3cbd28bd0ea0 100644 (file)
--- a/apt-pkg/cachefile.cc
+++ b/apt-pkg/cachefile.cc
@@ -32,6 +32,7 @@
 #include <unistd.h>
 #include <string>
 #include <vector>
 #include <unistd.h>
 #include <string>
 #include <vector>

+#include <memory>

 
 #include <apti18n.h>
                                                                        /*}}}*/
 
 #include <apti18n.h>
                                                                        /*}}}*/


@@ -69,9 +70,13 @@ public:
    ScopedErrorMerge() { _error->PushToStack(); }
    ~ScopedErrorMerge() { _error->MergeWithStack(); }
 };
    ScopedErrorMerge() { _error->PushToStack(); }
    ~ScopedErrorMerge() { _error->MergeWithStack(); }
 };

+

 bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 {
 bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 {

-   if (Cache != NULL)
+   std::unique_ptr<pkgCache> Cache;
+   std::unique_ptr<MMap> Map;
+
+   if (this->Cache != NULL)

       return true;
 
    ScopedErrorMerge sem;
       return true;
 
    ScopedErrorMerge sem;


@@ -80,11 +85,16 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
       FileFd file(_config->FindFile("Dir::Cache::pkgcache"), FileFd::ReadOnly);
       if (file.IsOpen() == false || file.Failed())
         return false;
       FileFd file(_config->FindFile("Dir::Cache::pkgcache"), FileFd::ReadOnly);
       if (file.IsOpen() == false || file.Failed())
         return false;

-      Map = new MMap(file, MMap::Public|MMap::ReadOnly);
+      Map.reset(new MMap(file, MMap::Public|MMap::ReadOnly));

       if (unlikely(Map->validData() == false))
         return false;
       if (unlikely(Map->validData() == false))
         return false;

-      Cache = new pkgCache(Map);
-      return _error->PendingError() == false;
+      Cache.reset(new pkgCache(Map.get()));
+      if (_error->PendingError() == true)
+        return false;
+
+      this->Cache = Cache.release();
+      this->Map = Map.release();
+      return true;

    }
 
    if (WithLock == true)
    }
 
    if (WithLock == true)


@@ -94,11 +104,15 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
    if (_error->PendingError() == true)
       return false;
 
    if (_error->PendingError() == true)
       return false;
 

-   BuildSourceList(Progress);
+   if (BuildSourceList(Progress) == false)
+      return false;

 
    // Read the caches
 
    // Read the caches

-   Cache = nullptr;
-   bool Res = pkgCacheGenerator::MakeStatusCache(*SrcList,Progress,&Map, &Cache, true);
+   MMap *TmpMap = nullptr;
+   pkgCache *TmpCache = nullptr;
+   bool Res = pkgCacheGenerator::MakeStatusCache(*SrcList,Progress,&TmpMap, &TmpCache, true);
+   Map.reset(TmpMap);
+   Cache.reset(TmpCache);

    if (Progress != NULL)
       Progress->Done();
    if (Res == false)
    if (Progress != NULL)
       Progress->Done();
    if (Res == false)


@@ -109,9 +123,12 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
       _error->Warning(_("You may want to run apt-get update to correct these problems"));
 
    if (Cache == nullptr)
       _error->Warning(_("You may want to run apt-get update to correct these problems"));
 
    if (Cache == nullptr)

-      Cache = new pkgCache(Map);
+      Cache.reset(new pkgCache(Map.get()));

    if (_error->PendingError() == true)
       return false;
    if (_error->PendingError() == true)
       return false;

+   this->Map = Map.release();
+   this->Cache = Cache.release();
+

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/


@@ -120,12 +137,14 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 /* */
 bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/)
 {
 /* */
 bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/)
 {

-   if (SrcList != NULL)
+   std::unique_ptr<pkgSourceList> SrcList;
+   if (this->SrcList != NULL)

       return true;
 
       return true;
 

-   SrcList = new pkgSourceList();
+   SrcList.reset(new pkgSourceList());

    if (SrcList->ReadMainList() == false)
       return _error->Error(_("The list of sources could not be read."));
    if (SrcList->ReadMainList() == false)
       return _error->Error(_("The list of sources could not be read."));

+   this->SrcList = SrcList.release();

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/


@@ -134,16 +153,18 @@ bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/)
 /* */
 bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/)
 {
 /* */
 bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/)
 {

-   if (Policy != NULL)
+   std::unique_ptr<pkgPolicy> Policy;
+   if (this->Policy != NULL)

       return true;
 
       return true;
 

-   Policy = new pkgPolicy(Cache);
+   Policy.reset(new pkgPolicy(Cache));

    if (_error->PendingError() == true)
       return false;
 
    if (ReadPinFile(*Policy) == false || ReadPinDir(*Policy) == false)
       return false;
 
    if (_error->PendingError() == true)
       return false;
 
    if (ReadPinFile(*Policy) == false || ReadPinDir(*Policy) == false)
       return false;
 

+   this->Policy = Policy.release();

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/


@@ -152,17 +173,24 @@ bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/)
 /* */
 bool pkgCacheFile::BuildDepCache(OpProgress *Progress)
 {
 /* */
 bool pkgCacheFile::BuildDepCache(OpProgress *Progress)
 {

-   if (DCache != NULL)
+   if (BuildCaches(Progress, false) == false)
+      return false;
+
+   std::unique_ptr<pkgDepCache> DCache;
+   if (this->DCache != NULL)

       return true;
 
    if (BuildPolicy(Progress) == false)
       return false;
 
       return true;
 
    if (BuildPolicy(Progress) == false)
       return false;
 

-   DCache = new pkgDepCache(Cache,Policy);
+   DCache.reset(new pkgDepCache(Cache,Policy));

    if (_error->PendingError() == true)
       return false;
    if (_error->PendingError() == true)
       return false;

+   if (DCache->Init(Progress) == false)
+      return false;

 
 

-   return DCache->Init(Progress);
+   this->DCache = DCache.release();
+   return true;

 }
                                                                        /*}}}*/
 // CacheFile::Open - Open the cache files, creating if necessary       /*{{{*/
 }
                                                                        /*}}}*/
 // CacheFile::Open - Open the cache files, creating if necessary       /*{{{*/


@@ -225,7 +253,12 @@ bool pkgCacheFile::AddIndexFile(pkgIndexFile * const File)         /*{{{*/
               return false;
         }
         Cache = new pkgCache(Map);
               return false;
         }
         Cache = new pkgCache(Map);

-        return _error->PendingError() == false;
+        if (_error->PendingError() == true) {
+           delete Cache;
+           Cache = nullptr;
+           return false;
+        }
+        return true;

       }
       else
       {
       }
       else
       {