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#:stopdoc:
require 'rbconfig'
# Attempts to require anative extension.
# Falls back to pure-ruby version, if it fails.
#
# This uses Config::CONFIG['arch'] from rbconfig.
def require_arch(fname)
arch = Config::CONFIG['arch']
begin
path = File.join("tmail", arch, fname)
require path
rescue LoadError => e
# try pre-built Windows binaries
if arch =~ /mswin/
require File.join("tmail", 'mswin32', fname)
else
raise e
end
end
end
# def require_arch(fname)
# dext = Config::CONFIG['DLEXT']
# begin
# if File.extname(fname) == dext
# path = fname
# else
# path = File.join("tmail","#{fname}.#{dext}")
# end
# require path
# rescue LoadError => e
# begin
# arch = Config::CONFIG['arch']
# path = File.join("tmail", arch, "#{fname}.#{dext}")
# require path
# rescue LoadError
# case path
# when /i686/
# path.sub!('i686', 'i586')
# when /i586/
# path.sub!('i586', 'i486')
# when /i486/
# path.sub!('i486', 'i386')
# else
# begin
# require fname + '.rb'
# rescue LoadError
# raise e
# end
# end
# retry
# end
# end
# end
#:startdoc:
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