Tweak changelog generation not to skip commits since last tag

Rakefile

@@ -55,12 +55,12 @@ maketask :clean
 file "debian/changelog" => ".hg/last-message.txt" do
   latesttag_cmd = "hg log -l1 --template '{latesttag}'"
   latesttag = `#{latesttag_cmd}`.strip
-  log_cmd = "hg log -r #{latesttag}:0 --style xml"
+  log_cmd = "hg log --style xml"
   projname = "flexnbd"
 
   File.open("debian/changelog", "w") do |changelog|
     IO.popen( log_cmd, "r" ) do |io|
-      listener = HGChangelog::Listener.new changelog, projname
+      listener = HGChangelog::Listener.new changelog, projname, latesttag
       REXML::Document.parse_stream io, listener
       io.close
     end
@@ -94,6 +94,9 @@ BEGIN {
       end
 
       def to_s
+        if @lines.empty?
+          ""
+        else
           template = <<-TEMPLATE
 <%= @projname %> (<%= @tag %>-<%= @rev %>) stable; urgency=low
 
@@ -107,6 +110,7 @@ BEGIN {
 
           ERB.new(template, nil, "-").result(binding)
         end
+      end
 
       def render_date
         DateTime.parse(@date).rfc2822
@@ -116,9 +120,10 @@ BEGIN {
 
 
     class Listener
-      def initialize out, projname
+      def initialize out, projname, start_tag
         @out = out
         @projname = projname
+        @start_tag = start_tag
       end
 
       def method_missing(sym,*args,&blk)
@@ -128,6 +133,9 @@ BEGIN {
         case name
         when "logentry"
           @rev = attrs['revision']
+          if !@entry # first time; collect stuffs for everything since last tag
+            @entry = ChangelogEntry.new @projname, @start_tag, @rev
+          end
         when "author"
           @email = attrs['email']
         when "tag"
@@ -149,7 +157,9 @@ BEGIN {
           when "author"
             @author_name = @text
           when "tag"
+            if @text != "tip" # again, we want to skip the first one
               @entry = ChangelogEntry.new @projname, @text, @rev
+            end
           when "msg"
             @message = @text
           when "date"

debian/changelog

@@ -1,3 +1,20 @@
+flexnbd (0.1.1-435) stable; urgency=low
+
+  * proxy: Turn on TCP_CORK
+  * proxy: Turn on TCP_NODELAY for the proxy->upstream leg
+  * client: cork/uncork around NBD_REQUEST_READ responses
+  * sockutil: Add a tcp_cork helper
+  * Remove a compile-time optional selection of O_DIRECT (was never used)
+  * Call srand() to make sure request handles are properly randomised
+  * Merge
+  * Add some build-depends which make doc needs
+  * Remove unreachable code to make -Wunreachable-code on clang useful.
+  * Depend on either libev4 or libev3, whichever is available
+  * Add asciidoc as a Build-Depends
+  * Update Rakefile to generate debian/changelog.
+
+ -- nick <nick@bytemark.co.uk>  Tue, 25 Feb 2014 16:00:48 +0000
+
 flexnbd (0.1.1-422) stable; urgency=low
 
   * Update the Makefile to work with dpkg-buildpackage