// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: pkgcache.cc,v 1.34 2001/04/29 05:13:51 jgg Exp $
+// $Id: pkgcache.cc,v 1.37 2003/02/10 01:40:58 doogie Exp $
/* ######################################################################
Package Cache - Accessor code for the cache
##################################################################### */
/*}}}*/
// Include Files /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/pkgcache.h"
-#pragma implementation "apt-pkg/cacheiterators.h"
-#endif
-
#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/indexfile.h>
#include <apt-pkg/version.h>
#include <apt-pkg/error.h>
#include <apt-pkg/strutl.h>
#include <sys/stat.h>
#include <unistd.h>
+#include <ctype.h>
#include <system.h>
-
/*}}}*/
+using std::string;
+
+
// Cache::Header::Header - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* Simply initialize the header */
/* Whenever the structures change the major version should be bumped,
whenever the generator changes the minor version should be bumped. */
- MajorVersion = 3;
- MinorVersion = 5;
+ MajorVersion = 6;
+ MinorVersion = 0;
Dirty = false;
HeaderSz = sizeof(pkgCache::Header);
PackageSz = sizeof(pkgCache::Package);
PackageFileSz = sizeof(pkgCache::PackageFile);
VersionSz = sizeof(pkgCache::Version);
+ DescriptionSz = sizeof(pkgCache::Description);
DependencySz = sizeof(pkgCache::Dependency);
ProvidesSz = sizeof(pkgCache::Provides);
VerFileSz = sizeof(pkgCache::VerFile);
+ DescFileSz = sizeof(pkgCache::DescFile);
PackageCount = 0;
VersionCount = 0;
+ DescriptionCount = 0;
DependsCount = 0;
PackageFileCount = 0;
VerFileCount = 0;
+ DescFileCount = 0;
ProvidesCount = 0;
MaxVerFileSize = 0;
+ MaxDescFileSize = 0;
FileList = 0;
StringList = 0;
PackageSz == Against.PackageSz &&
PackageFileSz == Against.PackageFileSz &&
VersionSz == Against.VersionSz &&
+ DescriptionSz == Against.DescriptionSz &&
DependencySz == Against.DependencySz &&
VerFileSz == Against.VerFileSz &&
+ DescFileSz == Against.DescFileSz &&
ProvidesSz == Against.ProvidesSz)
return true;
return false;
HeaderP = (Header *)Map.Data();
PkgP = (Package *)Map.Data();
VerFileP = (VerFile *)Map.Data();
+ DescFileP = (DescFile *)Map.Data();
PkgFileP = (PackageFile *)Map.Data();
VerP = (Version *)Map.Data();
+ DescP = (Description *)Map.Data();
ProvideP = (Provides *)Map.Data();
DepP = (Dependency *)Map.Data();
StringItemP = (StringItem *)Map.Data();
// Locate our VS..
if (HeaderP->VerSysName == 0 ||
(VS = pkgVersioningSystem::GetVS(StrP + HeaderP->VerSysName)) == 0)
- return _error->Error(_("This APT does not support the Versioning System '%s'"),StrP + HeaderP->VerSysName);
+ return _error->Error(_("This APT does not support the versioning system '%s'"),StrP + HeaderP->VerSysName);
// Chcek the arhcitecture
if (HeaderP->Architecture == 0 ||
_config->Find("APT::Architecture") != StrP + HeaderP->Architecture)
- return _error->Error(_("The package cache was build for a different architecture"));
+ return _error->Error(_("The package cache was built for a different architecture"));
return true;
}
/*}}}*/
/* This is used to generate the hash entries for the HashTable. With my
package list from bo this function gets 94% table usage on a 512 item
table (480 used items) */
-unsigned long pkgCache::sHash(string Str) const
+unsigned long pkgCache::sHash(const string &Str) const
{
unsigned long Hash = 0;
- for (const char *I = Str.begin(); I != Str.end(); I++)
+ for (string::const_iterator I = Str.begin(); I != Str.end(); I++)
Hash = 5*Hash + tolower(*I);
return Hash % _count(HeaderP->HashTable);
}
// Cache::FindPkg - Locate a package by name /*{{{*/
// ---------------------------------------------------------------------
/* Returns 0 on error, pointer to the package otherwise */
-pkgCache::PkgIterator pkgCache::FindPkg(string Name)
+pkgCache::PkgIterator pkgCache::FindPkg(const string &Name)
{
// Look at the hash bucket
Package *Pkg = PkgP + HeaderP->HashTable[Hash(Name)];
for (; Pkg != PkgP; Pkg = PkgP + Pkg->NextPackage)
{
if (Pkg->Name != 0 && StrP[Pkg->Name] == Name[0] &&
- stringcasecmp(Name.begin(),Name.end(),StrP + Pkg->Name) == 0)
+ stringcasecmp(Name,StrP + Pkg->Name) == 0)
return PkgIterator(*this,Pkg);
}
return PkgIterator(*this,0);
{
const char *Types[] = {"",_("Depends"),_("PreDepends"),_("Suggests"),
_("Recommends"),_("Conflicts"),_("Replaces"),
- _("Obsoletes")};
- if (Type < 8)
+ _("Obsoletes"),_("Breaks")};
+ if (Type < sizeof(Types)/sizeof(*Types))
return Types[Type];
return "";
}
return 0;
}
/*}}}*/
-
// Bases for iterator classes /*{{{*/
void pkgCache::VerIterator::_dummy() {}
void pkgCache::DepIterator::_dummy() {}
void pkgCache::PrvIterator::_dummy() {}
+void pkgCache::DescIterator::_dummy() {}
/*}}}*/
// PkgIterator::operator ++ - Postfix incr /*{{{*/
// ---------------------------------------------------------------------
// DepIterator::IsCritical - Returns true if the dep is important /*{{{*/
// ---------------------------------------------------------------------
/* Currently critical deps are defined as depends, predepends and
- conflicts. */
+ conflicts (including dpkg's Breaks fields). */
bool pkgCache::DepIterator::IsCritical()
{
if (Dep->Type == pkgCache::Dep::Conflicts ||
+ Dep->Type == pkgCache::Dep::DpkgBreaks ||
Dep->Type == pkgCache::Dep::Obsoletes ||
Dep->Type == pkgCache::Dep::Depends ||
Dep->Type == pkgCache::Dep::PreDepends)
continue;
if ((Dep->Type == pkgCache::Dep::Conflicts ||
+ Dep->Type == pkgCache::Dep::DpkgBreaks ||
Dep->Type == pkgCache::Dep::Obsoletes) &&
ParentPkg() == I.ParentPkg())
continue;
continue;
if ((Dep->Type == pkgCache::Dep::Conflicts ||
+ Dep->Type == pkgCache::Dep::DpkgBreaks ||
Dep->Type == pkgCache::Dep::Obsoletes) &&
ParentPkg() == I.OwnerPkg())
continue;
return Res;
}
/*}}}*/
+// VerIterator::TranslatedDescription - Return the a DescIter for locale/*{{{*/
+// ---------------------------------------------------------------------
+/* return a DescIter for the current locale or the default if none is
+ * found
+ */
+pkgCache::DescIterator pkgCache::VerIterator::TranslatedDescription() const
+{
+ pkgCache::DescIterator DescDefault = DescriptionList();
+ pkgCache::DescIterator Desc = DescDefault;
+ for (; Desc.end() == false; Desc++)
+ if (pkgIndexFile::LanguageCode() == Desc.LanguageCode())
+ break;
+ if (Desc.end() == true) Desc = DescDefault;
+ return Desc;
+};
+
+ /*}}}*/
projects / apt.git / blobdiff