methods/gzip.cc: With FileFd now being able to read gzipped files, there

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

diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc
index 162ab4f279f4e3e90d7f700389eb98befeb64ec7..038bd7ec4a7986706e1ae24b11fcdece6e26c8d7 100644 (file)
--- a/apt-pkg/pkgcache.cc
+++ b/apt-pkg/pkgcache.cc
@@ -20,17 +20,14 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
    ##################################################################### */
                                                                        /*}}}*/
 // 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/pkgcache.h>

-#include <apt-pkg/indexfile.h>
+#include <apt-pkg/policy.h>

 #include <apt-pkg/version.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/version.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/configuration.h>

+#include <apt-pkg/aptconfiguration.h>
+#include <apt-pkg/macros.h>

 
 #include <apti18n.h>
     
 
 #include <apti18n.h>
     


@@ -39,7 +36,6 @@
 #include <unistd.h>
 
 #include <ctype.h>
 #include <unistd.h>
 
 #include <ctype.h>

-#include <system.h>

                                                                        /*}}}*/
 
 using std::string;
                                                                        /*}}}*/
 
 using std::string;


@@ -54,7 +50,7 @@ pkgCache::Header::Header()
    
    /* Whenever the structures change the major version should be bumped,
       whenever the generator changes the minor version should be bumped. */
    
    /* Whenever the structures change the major version should be bumped,
       whenever the generator changes the minor version should be bumped. */

-   MajorVersion = 5;
+   MajorVersion = 8;

    MinorVersion = 0;
    Dirty = false;
    
    MinorVersion = 0;
    Dirty = false;
    


@@ -168,7 +164,7 @@ unsigned long pkgCache::sHash(const string &Str) const
 {
    unsigned long Hash = 0;
    for (string::const_iterator I = Str.begin(); I != Str.end(); I++)
 {
    unsigned long Hash = 0;
    for (string::const_iterator I = Str.begin(); I != Str.end(); I++)

-      Hash = 5*Hash + tolower(*I);
+      Hash = 5*Hash + tolower_ascii(*I);

    return Hash % _count(HeaderP->HashTable);
 }
 
    return Hash % _count(HeaderP->HashTable);
 }
 


@@ -176,7 +172,7 @@ unsigned long pkgCache::sHash(const char *Str) const
 {
    unsigned long Hash = 0;
    for (const char *I = Str; *I != 0; I++)
 {
    unsigned long Hash = 0;
    for (const char *I = Str; *I != 0; I++)

-      Hash = 5*Hash + tolower(*I);
+      Hash = 5*Hash + tolower_ascii(*I);

    return Hash % _count(HeaderP->HashTable);
 }
 
    return Hash % _count(HeaderP->HashTable);
 }
 


@@ -228,8 +224,8 @@ const char *pkgCache::DepType(unsigned char Type)
 {
    const char *Types[] = {"",_("Depends"),_("PreDepends"),_("Suggests"),
                           _("Recommends"),_("Conflicts"),_("Replaces"),
 {
    const char *Types[] = {"",_("Depends"),_("PreDepends"),_("Suggests"),
                           _("Recommends"),_("Conflicts"),_("Replaces"),

-                          _("Obsoletes")};
-   if (Type < 8)
+                          _("Obsoletes"),_("Breaks"), _("Enhances")};
+   if (Type < sizeof(Types)/sizeof(*Types))

       return Types[Type];
    return "";
 }
       return Types[Type];
    return "";
 }


@@ -280,6 +276,12 @@ pkgCache::PkgIterator::OkState pkgCache::PkgIterator::State() const
    
    if (Pkg->CurrentState == pkgCache::State::UnPacked ||
        Pkg->CurrentState == pkgCache::State::HalfConfigured)
    
    if (Pkg->CurrentState == pkgCache::State::UnPacked ||
        Pkg->CurrentState == pkgCache::State::HalfConfigured)

+      // we leave triggers alone complettely. dpkg deals with
+      // them in a hard-to-predict manner and if they get 
+      // resolved by dpkg before apt run dpkg --configure on 
+      // the TriggersPending package dpkg returns a error
+      //Pkg->CurrentState == pkgCache::State::TriggersAwaited
+      //Pkg->CurrentState == pkgCache::State::TriggersPending)

       return NeedsConfigure;
    
    if (Pkg->CurrentState == pkgCache::State::HalfInstalled ||
       return NeedsConfigure;
    
    if (Pkg->CurrentState == pkgCache::State::HalfInstalled ||


@@ -289,13 +291,64 @@ pkgCache::PkgIterator::OkState pkgCache::PkgIterator::State() const
    return NeedsNothing;
 }
                                                                        /*}}}*/
    return NeedsNothing;
 }
                                                                        /*}}}*/

+// PkgIterator::CandVersion - Returns the candidate version string     /*{{{*/
+// ---------------------------------------------------------------------
+/* Return string representing of the candidate version. */
+const char *
+pkgCache::PkgIterator::CandVersion() const 
+{
+  //TargetVer is empty, so don't use it.
+  VerIterator version = pkgPolicy(Owner).GetCandidateVer(*this);
+  if (version.IsGood())
+    return version.VerStr();
+  return 0;
+};
+                                                                       /*}}}*/
+// PkgIterator::CurVersion - Returns the current version string                /*{{{*/
+// ---------------------------------------------------------------------
+/* Return string representing of the current version. */
+const char *
+pkgCache::PkgIterator::CurVersion() const 
+{
+  VerIterator version = CurrentVer();
+  if (version.IsGood())
+    return CurrentVer().VerStr();
+  return 0;
+};
+                                                                       /*}}}*/
+// ostream operator to handle string representation of a package       /*{{{*/
+// ---------------------------------------------------------------------
+/* Output name < cur.rent.version -> candid.ate.version | new.est.version > (section)
+   Note that the characters <|>() are all literal above. Versions will be ommited
+   if they provide no new information (e.g. there is no newer version than candidate)
+   If no version and/or section can be found "none" is used. */
+std::ostream& 
+operator<<(ostream& out, pkgCache::PkgIterator Pkg) 
+{
+   if (Pkg.end() == true)
+      return out << "invalid package";
+
+   string current = string(Pkg.CurVersion() == 0 ? "none" : Pkg.CurVersion());
+   string candidate = string(Pkg.CandVersion() == 0 ? "none" : Pkg.CandVersion());
+   string newest = string(Pkg.VersionList().end() ? "none" : Pkg.VersionList().VerStr());
+
+   out << Pkg.Name() << " < " << current;
+   if (current != candidate)
+      out << " -> " << candidate;
+   if ( newest != "none" && candidate != newest)
+      out << " | " << newest;
+   out << " > ( " << string(Pkg.Section()==0?"none":Pkg.Section()) << " )";
+   return out;
+}
+                                                                       /*}}}*/

 // DepIterator::IsCritical - Returns true if the dep is important      /*{{{*/
 // ---------------------------------------------------------------------
 /* Currently critical deps are defined as depends, predepends and
 // 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 ||
 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)
        Dep->Type == pkgCache::Dep::Obsoletes ||
        Dep->Type == pkgCache::Dep::Depends ||
        Dep->Type == pkgCache::Dep::PreDepends)


@@ -381,6 +434,7 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
            continue;
 
         if ((Dep->Type == pkgCache::Dep::Conflicts ||
            continue;
 
         if ((Dep->Type == pkgCache::Dep::Conflicts ||

+             Dep->Type == pkgCache::Dep::DpkgBreaks ||

              Dep->Type == pkgCache::Dep::Obsoletes) &&
             ParentPkg() == I.ParentPkg())
            continue;
              Dep->Type == pkgCache::Dep::Obsoletes) &&
             ParentPkg() == I.ParentPkg())
            continue;


@@ -397,6 +451,7 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
            continue;
         
         if ((Dep->Type == pkgCache::Dep::Conflicts ||
            continue;
         
         if ((Dep->Type == pkgCache::Dep::Conflicts ||

+             Dep->Type == pkgCache::Dep::DpkgBreaks ||

              Dep->Type == pkgCache::Dep::Obsoletes) &&
             ParentPkg() == I.OwnerPkg())
            continue;
              Dep->Type == pkgCache::Dep::Obsoletes) &&
             ParentPkg() == I.OwnerPkg())
            continue;


@@ -603,6 +658,8 @@ string pkgCache::PkgFileIterator::RelStr()
       Res = Res + (Res.empty() == true?"o=":",o=")  + Origin();
    if (Archive() != 0)
       Res = Res + (Res.empty() == true?"a=":",a=")  + Archive();
       Res = Res + (Res.empty() == true?"o=":",o=")  + Origin();
    if (Archive() != 0)
       Res = Res + (Res.empty() == true?"a=":",a=")  + Archive();

+   if (Codename() != 0)
+      Res = Res + (Res.empty() == true?"n=":",n=")  + Codename();

    if (Label() != 0)
       Res = Res + (Res.empty() == true?"l=":",l=")  + Label();
    if (Component() != 0)
    if (Label() != 0)
       Res = Res + (Res.empty() == true?"l=":",l=")  + Label();
    if (Component() != 0)


@@ -617,13 +674,22 @@ string pkgCache::PkgFileIterator::RelStr()
  */
 pkgCache::DescIterator pkgCache::VerIterator::TranslatedDescription() const
 {
  */
 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;
+   std::vector<string> const lang = APT::Configuration::getLanguages();
+   for (std::vector<string>::const_iterator l = lang.begin();
+       l != lang.end(); l++)
+   {
+      pkgCache::DescIterator DescDefault = DescriptionList();
+      pkgCache::DescIterator Desc = DescDefault;
+
+      for (; Desc.end() == false; Desc++)
+        if (*l == Desc.LanguageCode())
+           break;
+      if (Desc.end() == true) 
+        Desc = DescDefault;
+      return Desc;
+   }
+
+   return DescriptionList();

 };
 
                                                                        /*}}}*/
 };
 
                                                                        /*}}}*/