https://git.ruby-lang.org/ruby.git/commit/?id=d83ade1db5

From d83ade1db59a21b675b6386b94b56eabb90ae83e Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Mon, 2 Sep 2019 23:42:21 +0900
Subject: Use -z option for git-log


diff --git a/tool/lib/vcs.rb b/tool/lib/vcs.rb
index 4acc721..620ac1b 100644
--- a/tool/lib/vcs.rb
+++ b/tool/lib/vcs.rb
@@ -660,14 +660,12 @@ class VCS https://github.com/ruby/ruby/blob/trunk/tool/lib/vcs.rb#L660
     end
 
     def format_changelog(path, arg)
-      cmd = %W"#{COMMAND} log --topo-order --no-notes"
-      cmd << "--format=%x00%an%n%at%n%B"
+      cmd = %W"#{COMMAND} log --topo-order --no-notes -z --format=%an%n%at%n%B"
       cmd.concat(arg)
       open(path, 'w') do |w|
         sep = "-"*72
         w.puts sep
         cmd_pipe(cmd) do |r|
-          r.getc                # skip first NUL
           while s = r.gets("\0")
             s.chomp!("\0")
             author, time, s = s.split("\n", 3)
-- 
cgit v0.10.2


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