cherry pick -r 1956..1957 lp:~donkult/apt/sid

diff --git a/apt-pkg/deb/debversion.cc b/apt-pkg/deb/debversion.cc
index ad45e9a44dbce7490d408f9f5cb510a595395486..755ffbe96036b40370c09f3ce35a043a987fdeef 100644 (file)
--- a/apt-pkg/deb/debversion.cc
+++ b/apt-pkg/deb/debversion.cc
@@ -190,8 +190,22 @@ int debVersioningSystem::DoCmpVersion(const char *A,const char *AEnd,
       dlhs++;
    if (drhs != rhs)
       drhs++;
-   
-   return CmpFragment(dlhs,AEnd,drhs,BEnd);
+
+   // no debian revision need to be treated like -0
+   if (*(dlhs-1) == '-' && *(drhs-1) == '-')
+      return CmpFragment(dlhs,AEnd,drhs,BEnd);
+   else if (*(dlhs-1) == '-')
+   {
+      const char* null = "0";
+      return CmpFragment(dlhs,AEnd,null, null+1);
+   }
+   else if (*(drhs-1) == '-')
+   {
+      const char* null = "0";
+      return CmpFragment(null, null+1, drhs, BEnd);
+   }
+   else
+      return 0;
 }
                                                                        /*}}}*/
 // debVS::CheckDep - Check a single dependency                         /*{{{*/

diff --git a/debian/changelog b/debian/changelog
index 4164fd7267027a295f00475824864fbfffde761d..bf07b9f30e5f7649f8741f9491aa340deec73720 100644 (file)
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+apt (0.7.25.3ubuntu4) UNRELEASED; urgency=low
+
+  [ David Kalnischkies ]
+  * apt-pkg/deb/debversion.cc:
+    - consider absent of debian revision equivalent to 0 (Closes: #573592)
+      LP: #540228
+  
+ -- Michael Vogt <michael.vogt@ubuntu.com>  Fri, 26 Mar 2010 16:57:49 +0100
+
 apt (0.7.25.3ubuntu3) lucid; urgency=low
 
   * apt-pkg/indexfile.cc: