do not segfault in cache generation on mmap failure

[apt.git] / apt-pkg / packagemanager.h

diff --git a/apt-pkg/packagemanager.h b/apt-pkg/packagemanager.h
index a5c58e4a7e46702c55aeec71805903d9d8bc93d8..e4d20fff4ae47afa5f1817014eb5508f35c8baa9 100644 (file)
--- a/apt-pkg/packagemanager.h
+++ b/apt-pkg/packagemanager.h
@@ -1,6 +1,5 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/

-// $Id: packagemanager.h,v 1.14 2001/05/07 04:24:08 jgg Exp $

 /* ######################################################################
 
    Package Manager - Abstacts the package manager
 /* ######################################################################
 
    Package Manager - Abstacts the package manager


@@ -23,15 +22,17 @@
 #ifndef PKGLIB_PACKAGEMANAGER_H
 #define PKGLIB_PACKAGEMANAGER_H
 
 #ifndef PKGLIB_PACKAGEMANAGER_H
 #define PKGLIB_PACKAGEMANAGER_H
 

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

 #include <apt-pkg/pkgcache.h>
 #include <apt-pkg/pkgcache.h>

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

 #include <apt-pkg/init.h>
 #include <apt-pkg/init.h>

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

 
 #include <string>
 
 #include <string>

-#include <iostream>

 #include <set>
 
 #include <set>
 

+#ifndef APT_10_CLEANER_HEADERS
+#include <apt-pkg/install-progress.h>
+#include <iostream>
+#endif

 #ifndef APT_8_CLEANER_HEADERS
 #include <apt-pkg/depcache.h>
 using std::string;
 #ifndef APT_8_CLEANER_HEADERS
 #include <apt-pkg/depcache.h>
 using std::string;


@@ -42,6 +43,11 @@ class pkgDepCache;
 class pkgSourceList;
 class pkgOrderList;
 class pkgRecords;
 class pkgSourceList;
 class pkgOrderList;
 class pkgRecords;

+namespace APT {
+   namespace Progress {
+      class PackageManager;
+   }
+}

 
 
 class pkgPackageManager : protected pkgCache::Namespace
 
 
 class pkgPackageManager : protected pkgCache::Namespace


@@ -70,29 +76,28 @@ class pkgPackageManager : protected pkgCache::Namespace
    void ImmediateAdd(PkgIterator P, bool UseInstallVer, unsigned const int &Depth = 0);
    virtual OrderResult OrderInstall();
    bool CheckRConflicts(PkgIterator Pkg,DepIterator Dep,const char *Ver);
    void ImmediateAdd(PkgIterator P, bool UseInstallVer, unsigned const int &Depth = 0);
    virtual OrderResult OrderInstall();
    bool CheckRConflicts(PkgIterator Pkg,DepIterator Dep,const char *Ver);

+   bool CheckRBreaks(PkgIterator const &Pkg,DepIterator Dep,const char * const Ver);

    bool CreateOrderList();
    
    // Analysis helpers
    bool CreateOrderList();
    
    // Analysis helpers

-   bool DepAlwaysTrue(DepIterator D);
+   bool DepAlwaysTrue(DepIterator D) APT_PURE;

    
    // Install helpers
    bool ConfigureAll();
    
    // Install helpers
    bool ConfigureAll();

-   bool SmartConfigure(PkgIterator Pkg, int const Depth);
+   bool SmartConfigure(PkgIterator Pkg, int const Depth) APT_MUSTCHECK;

    //FIXME: merge on abi break
    //FIXME: merge on abi break

-   bool SmartUnPack(PkgIterator Pkg);
-   bool SmartUnPack(PkgIterator Pkg, bool const Immediate, int const Depth);
-   bool SmartRemove(PkgIterator Pkg);
-   bool EarlyRemove(PkgIterator Pkg);  
-   
+   bool SmartUnPack(PkgIterator Pkg) APT_MUSTCHECK;
+   bool SmartUnPack(PkgIterator Pkg, bool const Immediate, int const Depth) APT_MUSTCHECK;
+   bool SmartRemove(PkgIterator Pkg) APT_MUSTCHECK;
+   bool EarlyRemove(PkgIterator Pkg, DepIterator const * const Dep) APT_MUSTCHECK;
+   APT_DEPRECATED bool EarlyRemove(PkgIterator Pkg) APT_MUSTCHECK;
+

    // The Actual installation implementation
    virtual bool Install(PkgIterator /*Pkg*/,std::string /*File*/) {return false;};
    virtual bool Configure(PkgIterator /*Pkg*/) {return false;};
    virtual bool Remove(PkgIterator /*Pkg*/,bool /*Purge*/=false) {return false;};
    // The Actual installation implementation
    virtual bool Install(PkgIterator /*Pkg*/,std::string /*File*/) {return false;};
    virtual bool Configure(PkgIterator /*Pkg*/) {return false;};
    virtual bool Remove(PkgIterator /*Pkg*/,bool /*Purge*/=false) {return false;};

-#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
-   virtual bool Go(APT::Progress::PackageManager *progress) {return true;};
-#else
-   virtual bool Go(int StatusFd=-1) {return true;};
-#endif
+   virtual bool Go(APT::Progress::PackageManager * /*progress*/) {return true;};
+   virtual bool Go(int /*statusFd*/=-1) {return true;};

 
    virtual void Reset() {};
 
 
    virtual void Reset() {};
 


@@ -105,14 +110,10 @@ class pkgPackageManager : protected pkgCache::Namespace
    bool GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
                    pkgRecords *Recs);
 
    bool GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
                    pkgRecords *Recs);
 

-   // Do the installation 
-#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+   // Do the installation

    OrderResult DoInstall(APT::Progress::PackageManager *progress);
    // compat
    OrderResult DoInstall(APT::Progress::PackageManager *progress);
    // compat

-   __deprecated OrderResult DoInstall(int statusFd=-1);
-#else
-   OrderResult DoInstall(int statusFd=-1);
-#endif
+   APT_DEPRECATED OrderResult DoInstall(int statusFd=-1);

 
    // stuff that needs to be done before the fork() of a library that
    // uses apt
 
    // stuff that needs to be done before the fork() of a library that
    // uses apt


@@ -120,14 +121,10 @@ class pkgPackageManager : protected pkgCache::Namespace
       Res = OrderInstall();
       return Res;
    };
       Res = OrderInstall();
       return Res;
    };

-#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)

    // stuff that needs to be done after the fork
    OrderResult DoInstallPostFork(APT::Progress::PackageManager *progress);
    // compat
    // stuff that needs to be done after the fork
    OrderResult DoInstallPostFork(APT::Progress::PackageManager *progress);
    // compat

-   __deprecated OrderResult DoInstallPostFork(int statusFd=-1);
-#else
-   OrderResult DoInstallPostFork(int statusFd=-1);
-#endif
+   APT_DEPRECATED OrderResult DoInstallPostFork(int statusFd=-1);

 
    // ?
    bool FixMissing();
 
    // ?
    bool FixMissing();


@@ -135,8 +132,15 @@ class pkgPackageManager : protected pkgCache::Namespace
    /** \brief returns all packages dpkg let disappear */
    inline std::set<std::string> GetDisappearedPackages() { return disappearedPkgs; };
 
    /** \brief returns all packages dpkg let disappear */
    inline std::set<std::string> GetDisappearedPackages() { return disappearedPkgs; };
 

-   pkgPackageManager(pkgDepCache *Cache);
+   explicit pkgPackageManager(pkgDepCache *Cache);

    virtual ~pkgPackageManager();
    virtual ~pkgPackageManager();

+
+   private:
+   void * const d;
+   enum APT_HIDDEN SmartAction { UNPACK_IMMEDIATE, UNPACK, CONFIGURE };
+   APT_HIDDEN bool NonLoopingSmart(SmartAction const action, pkgCache::PkgIterator &Pkg,
+      pkgCache::PkgIterator DepPkg, int const Depth, bool const PkgLoop,
+      bool * const Bad, bool * const Changed) APT_MUSTCHECK;

 };
 
 #endif
 };
 
 #endif