Let cgi.parse_header() properly unquote headers (patch #1008597).

diff --git a/Lib/cgi.py b/Lib/cgi.py
index 7c3d6579434ff2cd78db0593d3630395a9456003..fb40ed36a3c11d5aee7229a8801fda3d1b034c41 100755 (executable)
--- a/Lib/cgi.py
+++ b/Lib/cgi.py
@@ -338,6 +338,7 @@ def parse_header(line):
             value = p[i+1:].strip()
             if len(value) >= 2 and value[0] == value[-1] == '"':
                 value = value[1:-1]
+                value = value.replace('\\\\', '\\').replace('\\"', '"')
             pdict[name] = value
     return key, pdict