Version 3 for DPkg::Pre-Install-Pkgs with MultiArch info

[apt.git] / apt-pkg / deb / dpkgpm.cc

diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 3bc31dc3733d0c81968e34d0b9c6f56176d5e00b..fb04735353c85af96b62f20b2c54d4b1b85d8cc2 100644 (file)
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -238,15 +238,23 @@ bool pkgDPkgPM::Remove(PkgIterator Pkg,bool Purge)
    return true;
 }
                                                                        /*}}}*/
-// DPkgPM::SendV2Pkgs - Send version 2 package info                    /*{{{*/
+// DPkgPM::SendPkgInfo - Send info for install-pkgs hook               /*{{{*/
 // ---------------------------------------------------------------------
 /* This is part of the helper script communication interface, it sends
    very complete information down to the other end of the pipe.*/
 bool pkgDPkgPM::SendV2Pkgs(FILE *F)
 {
-   fprintf(F,"VERSION 2\n");
-   
-   /* Write out all of the configuration directives by walking the 
+   return SendPkgsInfo(F, 2);
+}
+bool pkgDPkgPM::SendPkgsInfo(FILE * const F, unsigned int const &Version)
+{
+   // This version of APT supports only v3, so don't sent higher versions
+   if (Version <= 3)
+      fprintf(F,"VERSION %u\n", Version);
+   else
+      fprintf(F,"VERSION 3\n");
+
+   /* Write out all of the configuration directives by walking the
       configuration tree */
    const Configuration::Item *Top = _config->Tree(0);
    for (; Top != 0;)
@@ -280,30 +288,51 @@ bool pkgDPkgPM::SendV2Pkgs(FILE *F)
       pkgDepCache::StateCache &S = Cache[I->Pkg];
       
       fprintf(F,"%s ",I->Pkg.Name());
-      // Current version
-      if (I->Pkg->CurrentVer == 0)
-        fprintf(F,"- ");
+
+      // Current version which we are going to replace
+      pkgCache::VerIterator CurVer = I->Pkg.CurrentVer();
+      if (CurVer.end() == true && (I->Op == Item::Remove || I->Op == Item::Purge))
+        CurVer = FindNowVersion(I->Pkg);
+
+      else if (CurVer.end() == true)
+      {
+        if (Version <= 2)
+           fprintf(F, "- ");
+        else
+           fprintf(F, "- - none ");
+      }
       else
-        fprintf(F,"%s ",I->Pkg.CurrentVer().VerStr());
-      
-      // Show the compare operator
-      // Target version
+      {
+        fprintf(F, "%s ", CurVer.VerStr());
+        if (Version >= 3)
+           fprintf(F, "%s %s ", CurVer.Arch(), CurVer.MultiArchType());
+      }
+
+      // Show the compare operator between current and install version
       if (S.InstallVer != 0)
       {
+        pkgCache::VerIterator const InstVer = S.InstVerIter(Cache);
         int Comp = 2;
-        if (I->Pkg->CurrentVer != 0)
-           Comp = S.InstVerIter(Cache).CompareVer(I->Pkg.CurrentVer());
+        if (CurVer.end() == false)
+           Comp = InstVer.CompareVer(CurVer);
         if (Comp < 0)
            fprintf(F,"> ");
-        if (Comp == 0)
+        else if (Comp == 0)
            fprintf(F,"= ");
-        if (Comp > 0)
+        else if (Comp > 0)
            fprintf(F,"< ");
-        fprintf(F,"%s ",S.InstVerIter(Cache).VerStr());
+        fprintf(F, "%s ", InstVer.VerStr());
+        if (Version >= 3)
+           fprintf(F, "%s %s ", InstVer.Arch(), InstVer.MultiArchType());
       }
       else
-        fprintf(F,"> - ");
-      
+      {
+        if (Version <= 2)
+           fprintf(F, "> - ");
+        else
+           fprintf(F, "> - - none ");
+      }
+
       // Show the filename/operation
       if (I->Op == Item::Install)
       {
@@ -313,9 +342,9 @@ bool pkgDPkgPM::SendV2Pkgs(FILE *F)
         else
            fprintf(F,"%s\n",I->File.c_str());
       }      
-      if (I->Op == Item::Configure)
+      else if (I->Op == Item::Configure)
         fprintf(F,"**CONFIGURE**\n");
-      if (I->Op == Item::Remove ||
+      else if (I->Op == Item::Remove ||
          I->Op == Item::Purge)
         fprintf(F,"**REMOVE**\n");
       
@@ -404,7 +433,7 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf)
         }
       }
       else
-        SendV2Pkgs(F);
+        SendPkgsInfo(F, Version);
 
       fclose(F);