From f8ae7e8b3c5585888cbc0516b35131acec14ff05 Mon Sep 17 00:00:00 2001
From: "jak@debian.org" <>
Date: Mon, 15 Jun 2009 14:57:01 +0200
Subject: Introduce support for the Enhances field. (Closes: #137583)

---
 apt-pkg/deb/deblistparser.cc | 2 ++
 apt-pkg/pkgcache.cc          | 4 ++--
 apt-pkg/pkgcache.h           | 2 +-
 debian/changelog             | 1 +
 4 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/apt-pkg/deb/deblistparser.cc b/apt-pkg/deb/deblistparser.cc
index 896d4d6d8..74fa6fab4 100644
--- a/apt-pkg/deb/deblistparser.cc
+++ b/apt-pkg/deb/deblistparser.cc
@@ -109,6 +109,8 @@ bool debListParser::NewVersion(pkgCache::VerIterator Ver)
       return false;
    if (ParseDepends(Ver,"Replaces",pkgCache::Dep::Replaces) == false)
       return false;
+   if (ParseDepends(Ver,"Enhances",pkgCache::Dep::Enhances) == false)
+      return false;
 
    // Obsolete.
    if (ParseDepends(Ver,"Optional",pkgCache::Dep::Suggests) == false)
diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc
index 4fbf42c4b..7a0d7376d 100644
--- a/apt-pkg/pkgcache.cc
+++ b/apt-pkg/pkgcache.cc
@@ -49,7 +49,7 @@ pkgCache::Header::Header()
    
    /* Whenever the structures change the major version should be bumped,
       whenever the generator changes the minor version should be bumped. */
-   MajorVersion = 7;
+   MajorVersion = 8;
    MinorVersion = 0;
    Dirty = false;
    
@@ -223,7 +223,7 @@ const char *pkgCache::DepType(unsigned char Type)
 {
    const char *Types[] = {"",_("Depends"),_("PreDepends"),_("Suggests"),
                           _("Recommends"),_("Conflicts"),_("Replaces"),
-                          _("Obsoletes"),_("Breaks")};
+                          _("Obsoletes"),_("Breaks"), _("Enhances")};
    if (Type < sizeof(Types)/sizeof(*Types))
       return Types[Type];
    return "";
diff --git a/apt-pkg/pkgcache.h b/apt-pkg/pkgcache.h
index 759e9a225..f2c032eb4 100644
--- a/apt-pkg/pkgcache.h
+++ b/apt-pkg/pkgcache.h
@@ -70,7 +70,7 @@ class pkgCache
    struct Dep
    {
       enum DepType {Depends=1,PreDepends=2,Suggests=3,Recommends=4,
-	 Conflicts=5,Replaces=6,Obsoletes=7,DpkgBreaks=8};
+	 Conflicts=5,Replaces=6,Obsoletes=7,DpkgBreaks=8,Enhances=9};
       enum DepCompareOp {Or=0x10,NoOp=0,LessEq=0x1,GreaterEq=0x2,Less=0x3,
 	 Greater=0x4,Equals=0x5,NotEquals=0x6};
    };
diff --git a/debian/changelog b/debian/changelog
index ea935f144..ecba3f215 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -24,6 +24,7 @@ apt (0.7.22) UNRELEASED; urgency=low
   [ Julian Andres Klode ]
   * apt-pkg/contrib/configuration.cc: Fix a small memory leak in
     ReadConfigFile.
+  * Introduce support for the Enhances field. (Closes: #137583) 
 
  -- Christian Perrier <bubulle@debian.org>  Wed, 22 Apr 2009 10:13:54 +0200
 
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