alexk / rpms / rpm

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--- rpm-4.11.3/scripts/perl.req.old	2019-05-26 15:41:33.316395021 +0200
+++ rpm-4.11.3/scripts/perl.req	2019-05-26 14:08:38.248028422 +0200
@@ -90,10 +90,10 @@
 
 sub compute_global_requires {
  
-# restrict require to all non provided by the file
-  foreach my $moduler (sort keys %require) {
-    if (exists $provide{$moduler} && length($require{$moduler}) == 0) {
-      $require = delete $require{$moduler};
+# restrict require_removable to all non provided by the file
+  foreach my $moduler (sort keys %require_removable) {
+    if (exists $provide{$moduler} && length($require_removable{$moduler}) == 0) {
+      $require_removable = delete $require_removable{$moduler};
     } 
   }
 # store requires to global_requires
@@ -107,8 +107,21 @@
       $global_require{$module} = $newver;
     }
   }
+
+# store requires_removable to global_requires
+  foreach my $module (sort keys %require_removable) {
+    my $oldver = $global_require{$module};
+    my $newver = $require_removable{$module};
+    if ($oldver) {
+      $global_require{$module} = $newver
+        if ($HAVE_VERSION && $newver && version->new($oldver) < $newver);
+    } else {
+      $global_require{$module} = $newver;
+    }
+  }
 # remove all local requires and provides
   undef %require;
+  undef %require_removable;
   undef %provide;
 }
 
@@ -124,6 +137,18 @@
   }
 }
 
+sub add_require_removable {
+  my ($module, $newver) = @_;
+  my $oldver = $require_removable{$module};
+  if ($oldver) {
+    $require_removable{$module} = $newver
+      if ($HAVE_VERSION && $newver && version->new($oldver) < $newver);
+  }
+  else {
+    $require_removable{$module} = $newver;
+  }
+}
+
 sub process_file {
 
   my ($file) = @_;
@@ -286,7 +311,6 @@
 
       # if the module starts with /, it is an absolute path to a file
       if ($module =~ m(^/)) {
-        print "$module\n";
         next;
       }
 
@@ -346,7 +370,13 @@
           add_require($_, undef) for split(' ', $1);
         }
         elsif ($version =~ /(["'])([^"']+)\1/) {
-          add_require($2, undef);
+          # requires like "use base name" can be removed if they are 
+          # provided in the same file
+          if (($whitespace eq "") && ($statement eq "use") && ($module eq "base"))  {
+            add_require_removable($2, undef);
+          } else {
+            add_require($2, undef);
+          }
         }
         next;
       }