Wed Jan 17 23:02:12 UTC 2007  jonathan.buchanan@gmail.com
  * The DARCS_DONT_ESCAPE_8BIT environment variable is now set using os.environ before running darcs and restored to its original state after running darcs - makes darcsweb work on Windows
diff -rN -u old-darcsweb/darcsweb.cgi new-darcsweb/darcsweb.cgi
--- old-darcsweb/darcsweb.cgi	2013-07-07 11:02:35.000000000 +0000
+++ new-darcsweb/darcsweb.cgi	2013-07-07 11:02:35.000000000 +0000
@@ -587,9 +587,18 @@
 	"""Runs darcs on the repodir with the given params, return a file
 	object with its output."""
 	os.chdir(config.repodir)
-	cmd = 'DARCS_DONT_ESCAPE_8BIT=1 ' + config.darcspath + "darcs " + params
+	try:
+		original_8bit_setting = os.environ['DARCS_DONT_ESCAPE_8BIT']
+	except KeyError:
+		original_8bit_setting = None
+	os.environ['DARCS_DONT_ESCAPE_8BIT'] = '1'
+	cmd = config.darcspath + "darcs " + params
 	inf, outf = os.popen4(cmd, 't')
 	darcs_runs.append(params)
+	if original_8bit_setting == None:
+		del(os.environ['DARCS_DONT_ESCAPE_8BIT'])
+	else:
+		os.environ['DARCS_DONT_ESCAPE_8BIT'] = original_8bit_setting
 	return outf