merges r22995 from trunk into ruby_1_9_1.

--
* tool/make-snapshot (package): creates .revision.time and passes
  CHDIR to create prerequisite files.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_9_1@23220 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/tool/make-snapshot b/tool/make-snapshot
index 6f564a62e..45b6c51ef 100755
--- a/tool/make-snapshot
+++ b/tool/make-snapshot
@@ -108,6 +108,7 @@ def package(rev, destdir)
     v = v[0]
   end
   open("#{v}/revision.h", "wb") {|f| f.puts "#define RUBY_REVISION #{revision}"}
+  open("#{v}/.revision.time", "wb") {}
   version ||= (versionhdr = IO.read("#{v}/version.h"))[RUBY_VERSION_PATTERN, 1]
   version or return
   if patchlevel
@@ -159,7 +160,7 @@ def package(rev, destdir)
       FileUtils.mkpath(hdrdir = "#{extout}/include/ruby")
       File.open("#{hdrdir}/config.h", "w") {}
       miniruby = ENV['MINIRUBY'] + " -rcross"
-      IO.popen("make -f - prereq srcdir=. IFCHANGE=tool/ifchange 'MINIRUBY=#{miniruby}' 'RUBY=#{ENV["RUBY"]}'", "w") do |f|
+      IO.popen("make -f - prereq srcdir=. CHDIR=cd IFCHANGE=tool/ifchange 'MINIRUBY=#{miniruby}' 'RUBY=#{ENV["RUBY"]}'", "w") do |f|
         f.puts(IO.read("Makefile.in").gsub(/^@.*\n/, '').gsub(/@([A-Za-z_]\w*)@/) {ENV[$1]})
         f.puts(commonmk.gsub(/\{[^{}]*\}/, ""))
       end