handle packages without a mandatory architecture (debian-policy §5.3)

[ntk/apt.git] / apt-pkg / deb / deblistparser.cc

diff --git a/apt-pkg/deb/deblistparser.cc b/apt-pkg/deb/deblistparser.cc
index 12c6ab4..b84bd6f 100644 (file)
--- a/apt-pkg/deb/deblistparser.cc
+++ b/apt-pkg/deb/deblistparser.cc
@@ -645,6 +645,8 @@ bool debListParser::ParseDepends(pkgCache::VerIterator &Ver,
              a != Architectures.end(); ++a)
            if (NewDepends(Ver,Package,*a,Version,Op,Type) == false)
               return false;
+        if (NewDepends(Ver,Package,"none",Version,Op,Type) == false)
+           return false;
       }
       else if (MultiArchEnabled == true && found != string::npos &&
               strcmp(Package.c_str() + found, ":any") != 0)
@@ -658,8 +660,18 @@ bool debListParser::ParseDepends(pkgCache::VerIterator &Ver,
         if (NewDepends(Ver,Package,Arch,Version,Op,Type) == false)
            return false;
       }
-      else if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
-        return false;
+      else
+      {
+        if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
+           return false;
+        if ((Type == pkgCache::Dep::Conflicts ||
+             Type == pkgCache::Dep::DpkgBreaks ||
+             Type == pkgCache::Dep::Replaces) &&
+            NewDepends(Ver, Package,
+                       (pkgArch != "none") ? "none" : _config->Find("APT::Architecture"),
+                       Version,Op,Type) == false)
+           return false;
+      }
       if (Start == Stop)
         break;
    }
@@ -753,13 +765,15 @@ bool debListParser::Step()
          drop the whole section. A missing arch tag only happens (in theory)
          inside the Status file, so that is a positive return */
       string const Architecture = Section.FindS("Architecture");
-      if (Architecture.empty() == true)
-        return true;
 
       if (Arch.empty() == true || Arch == "any" || MultiArchEnabled == false)
       {
         if (APT::Configuration::checkArchitecture(Architecture) == true)
            return true;
+        /* parse version stanzas without an architecture only in the status file
+           (and as misfortune bycatch flat-archives) */
+        if ((Arch.empty() == true || Arch == "any") && Architecture.empty() == true)
+           return true;
       }
       else
       {