implement reverse_iterators for cachesets

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

diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc
index f852542e5aefca46ce7fec1297b3f11100044612..690776266c96e3d5741688f1b2632fe605300bc8 100644 (file)
--- a/apt-pkg/cachefile.cc
+++ b/apt-pkg/cachefile.cc
@@ -21,16 +21,23 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/policy.h>
 #include <apt-pkg/pkgsystem.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/policy.h>
 #include <apt-pkg/pkgsystem.h>

-#include <apt-pkg/acquire-item.h>

 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/progress.h>
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/progress.h>

+#include <apt-pkg/depcache.h>
+#include <apt-pkg/mmap.h>
+#include <apt-pkg/pkgcache.h>
+
+#include <string.h>
+#include <unistd.h>
+#include <string>
+#include <vector>

 
 #include <apti18n.h>
                                                                        /*}}}*/
 // CacheFile::CacheFile - Constructor                                  /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 
 #include <apti18n.h>
                                                                        /*}}}*/
 // CacheFile::CacheFile - Constructor                                  /*{{{*/
 // ---------------------------------------------------------------------
 /* */

-pkgCacheFile::pkgCacheFile() : Map(NULL), Cache(NULL), DCache(NULL),
+pkgCacheFile::pkgCacheFile() : d(NULL), Map(NULL), Cache(NULL), DCache(NULL),

                                SrcList(NULL), Policy(NULL)
 {
 }
                                SrcList(NULL), Policy(NULL)
 {
 }


@@ -58,8 +65,8 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 
    if (_config->FindB("pkgCacheFile::Generate", true) == false)
    {
 
    if (_config->FindB("pkgCacheFile::Generate", true) == false)
    {

-      Map = new MMap(*new FileFd(_config->FindFile("Dir::Cache::pkgcache"),
-                    FileFd::ReadOnly),MMap::Public|MMap::ReadOnly);
+      FileFd file(_config->FindFile("Dir::Cache::pkgcache"), FileFd::ReadOnly);
+      Map = new MMap(file, MMap::Public|MMap::ReadOnly);

       Cache = new pkgCache(Map);
       if (_error->PendingError() == true)
          return false;
       Cache = new pkgCache(Map);
       if (_error->PendingError() == true)
          return false;


@@ -99,7 +106,7 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 // CacheFile::BuildSourceList - Open and build all relevant sources.list/*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // CacheFile::BuildSourceList - Open and build all relevant sources.list/*{{{*/
 // ---------------------------------------------------------------------
 /* */

-bool pkgCacheFile::BuildSourceList(OpProgress *Progress)
+bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/)

 {
    if (SrcList != NULL)
       return true;
 {
    if (SrcList != NULL)
       return true;


@@ -113,7 +120,7 @@ bool pkgCacheFile::BuildSourceList(OpProgress *Progress)
 // CacheFile::BuildPolicy - Open and build all relevant preferences    /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // CacheFile::BuildPolicy - Open and build all relevant preferences    /*{{{*/
 // ---------------------------------------------------------------------
 /* */

-bool pkgCacheFile::BuildPolicy(OpProgress *Progress)
+bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/)

 {
    if (Policy != NULL)
       return true;
 {
    if (Policy != NULL)
       return true;


@@ -136,6 +143,9 @@ bool pkgCacheFile::BuildDepCache(OpProgress *Progress)
    if (DCache != NULL)
       return true;
 
    if (DCache != NULL)
       return true;
 

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

    DCache = new pkgDepCache(Cache,Policy);
    if (_error->PendingError() == true)
       return false;
    DCache = new pkgDepCache(Cache,Policy);
    if (_error->PendingError() == true)
       return false;