* some WS fixes

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

diff --git a/apt-pkg/packagemanager.h b/apt-pkg/packagemanager.h
index ba84c5ed78d47ca14c96bb05fab584edae0b3fb1..f95b2ab560f4a3a97f42291f1b4da34524fabf4b 100644 (file)
--- a/apt-pkg/packagemanager.h
+++ b/apt-pkg/packagemanager.h
@@ -28,7 +28,9 @@
 #endif
 
 #include <string>
+#include <iostream>
 #include <apt-pkg/pkgcache.h>
+#include <apt-pkg/depcache.h>
 
 using std::string;
 
@@ -68,15 +70,46 @@ class pkgPackageManager : protected pkgCache::Namespace
    virtual bool Install(PkgIterator /*Pkg*/,string /*File*/) {return false;};
    virtual bool Configure(PkgIterator /*Pkg*/) {return false;};
    virtual bool Remove(PkgIterator /*Pkg*/,bool /*Purge*/=false) {return false;};
-   virtual bool Go() {return true;};
+   virtual bool Go(int statusFd=-1) {return true;};
    virtual void Reset() {};
-   
+
+   // the result of the operation
+   OrderResult Res;
+
    public:
       
    // Main action members
    bool GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
                    pkgRecords *Recs);
-   OrderResult DoInstall();
+
+   // Do the installation 
+   OrderResult DoInstall() {
+      if(DoInstallPreFork() == Failed)
+        return Failed;
+
+      return DoInstallPostFork();
+   }
+
+   // stuff that needs to be done before the fork() of a library that
+   // uses apt
+   OrderResult DoInstallPreFork() {
+      Res = OrderInstall();
+      return Res;
+   };
+
+   // stuff that needs to be done after the fork
+   OrderResult DoInstallPostFork(int statusFd=-1) {
+      bool goResult = Go(statusFd);
+      if(goResult == false) 
+        return Failed;
+
+      // if all was fine update the state file
+      if(Res == Completed) {
+        Cache.writeStateFile(NULL);
+      }
+      return Res;
+   };
+
    bool FixMissing();
    
    pkgPackageManager(pkgDepCache *Cache);