Configuration fixes

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

diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc
index 111acee7cf33f2afcf7f57e6b601cc1f1c74de46..3e01e771de19e9edbdb1d7e9faadaff2aff98cdb 100644 (file)
--- a/apt-pkg/pkgcache.cc
+++ b/apt-pkg/pkgcache.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: pkgcache.cc,v 1.10 1998/10/08 05:02:06 jgg Exp $
+// $Id: pkgcache.cc,v 1.20 1998/12/07 07:26:19 jgg Exp $
 /* ######################################################################
    
    Package Cache - Accessor code for the cache
@@ -44,7 +44,7 @@ pkgCache::Header::Header()
    /* Whenever the structures change the major version should be bumped,
       whenever the generator changes the minor version should be bumped. */
    MajorVersion = 2;
-   MinorVersion = 0;
+   MinorVersion = 2;
    Dirty = true;
    
    HeaderSz = sizeof(pkgCache::Header);
@@ -159,7 +159,8 @@ pkgCache::PkgIterator pkgCache::FindPkg(string Name)
    Package *Pkg = PkgP + HeaderP->HashTable[Hash(Name)];
    for (; Pkg != PkgP; Pkg = PkgP + Pkg->NextPackage)
    {
-      if (Pkg->Name != 0 && StrP + Pkg->Name == Name)
+      if (Pkg->Name != 0 && StrP[Pkg->Name] == Name[0] &&
+         StrP + Pkg->Name == Name)
         return PkgIterator(*this,Pkg);
    }
    return PkgIterator(*this,0);
@@ -203,7 +204,11 @@ void pkgCache::PkgIterator::operator ++(int)
 // ---------------------------------------------------------------------
 /* By this we mean if it is either cleanly installed or cleanly removed. */
 pkgCache::PkgIterator::OkState pkgCache::PkgIterator::State() const
-{
+{  
+   if (Pkg->InstState == pkgCache::State::ReInstReq ||
+       Pkg->InstState == pkgCache::State::HoldReInstReq)
+      return NeedsUnpack;
+   
    if (Pkg->CurrentState == pkgCache::State::UnPacked ||
        Pkg->CurrentState == pkgCache::State::HalfConfigured)
       return NeedsConfigure;
@@ -222,8 +227,9 @@ pkgCache::PkgIterator::OkState pkgCache::PkgIterator::State() const
    conflicts. */
 bool pkgCache::DepIterator::IsCritical()
 {
-   if (Dep->Type == Dep::Conflicts || Dep->Type == Dep::Depends ||
-       Dep->Type == Dep::PreDepends)
+   if (Dep->Type == pkgCache::Dep::Conflicts || 
+       Dep->Type == pkgCache::Dep::Depends ||
+       Dep->Type == pkgCache::Dep::PreDepends)
       return true;
    return false;
 }
@@ -282,7 +288,8 @@ bool pkgCache::DepIterator::SmartTargetPkg(PkgIterator &Result)
 // ---------------------------------------------------------------------
 /* This is a more usefull version of TargetPkg() that follows versioned
    provides. It includes every possible package-version that could satisfy
-   the dependency. The last item in the list has a 0. */
+   the dependency. The last item in the list has a 0. The resulting pointer
+   must be delete [] 'd */
 pkgCache::Version **pkgCache::DepIterator::AllTargets()
 {
    Version **Res = 0;
@@ -298,7 +305,8 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
         if (pkgCheckDep(TargetVer(),I.VerStr(),Dep->CompareOp) == false)
            continue;
 
-        if (Dep->Type == Dep::Conflicts && ParentPkg() == I.ParentPkg())
+        if (Dep->Type == pkgCache::Dep::Conflicts && 
+            ParentPkg() == I.ParentPkg())
            continue;
         
         Size++;
@@ -312,7 +320,8 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
         if (pkgCheckDep(TargetVer(),I.ProvideVersion(),Dep->CompareOp) == false)
            continue;
         
-        if (Dep->Type == Dep::Conflicts && ParentPkg() == I.OwnerPkg())
+        if (Dep->Type == pkgCache::Dep::Conflicts && 
+            ParentPkg() == I.OwnerPkg())
            continue;
         
         Size++;
@@ -343,11 +352,43 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
 const char *pkgCache::DepIterator::CompType()
 {
    const char *Ops[] = {"","<=",">=","<",">","=","!="};
-   if ((Dep->CompareOp & 0xF) < sizeof(Ops))
+   if ((unsigned)(Dep->CompareOp & 0xF) < 7)
       return Ops[Dep->CompareOp & 0xF];
    return "";   
 }
                                                                        /*}}}*/
+// DepIterator::DepType - Return a string describing the dep type      /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+const char *pkgCache::DepIterator::DepType()
+{
+   const char *Types[] = {"","Depends","PreDepends","Suggests",
+                          "Recommends","Conflicts","Replaces"};
+   if (Dep->Type < 7)
+      return Types[Dep->Type];
+   return "";
+}
+                                                                       /*}}}*/
+// DepIterator::GlobOr - Compute an OR group                           /*{{{*/
+// ---------------------------------------------------------------------
+/* This Takes an iterator, iterates past the current dependency grouping
+   and returns Start and End so that so End is the final element
+   in the group, if End == Start then D is End++ and End is the
+   dependency D was pointing to. Use in loops to iterate sensibly. */
+void pkgCache::DepIterator::GlobOr(DepIterator &Start,DepIterator &End)
+{
+   // Compute a single dependency element (glob or)
+   Start = *this;
+   End = *this;
+   for (bool LastOR = true; end() == false && LastOR == true;)
+   {
+      LastOR = (Dep->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or;
+      (*this)++;
+      if (LastOR == true)
+        End = (*this);
+   }
+}
+                                                                       /*}}}*/
 // VerIterator::CompareVer - Fast version compare for same pkgs                /*{{{*/
 // ---------------------------------------------------------------------
 /* This just looks over the version list to see if B is listed before A. In
@@ -378,11 +419,23 @@ bool pkgCache::VerIterator::Downloadable() const
 {
    VerFileIterator Files = FileList();
    for (; Files.end() == false; Files++)
-      if ((Files.File()->Flags & Flag::NotSource) != Flag::NotSource)
+      if ((Files.File()->Flags & pkgCache::Flag::NotSource) != pkgCache::Flag::NotSource)
         return true;
    return false;
 }
                                                                        /*}}}*/
+// VerIterator::PriorityType - Return a string describing the priority /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+const char *pkgCache::VerIterator::PriorityType()
+{
+   const char *Types[] = {"","Important","Required","Standard",
+                          "Optional","Extra"};
+   if (Ver->Priority < 6)
+      return Types[Ver->Priority];
+   return "";
+}
+                                                                       /*}}}*/
 // PkgFileIterator::IsOk - Checks if the cache is in sync with the file        /*{{{*/
 // ---------------------------------------------------------------------
 /* This stats the file and compares its stats with the ones that were