Ticket #1574: fix-ptime-operator-2nd-bug1574.patch

boost/date_time/posix_time/posix_time_io.hpp

@@ -45 +45 @@
   std::basic_ostream<CharT, TraitsT>&
   operator<<(std::basic_ostream<CharT, TraitsT>& os,
              const ptime& p) {
+    typedef std::basic_ostream<CharT, TraitsT>       __ostream_type;
+    typename __ostream_type::sentry cerb(os);
+    if (cerb) {
     boost::io::ios_flags_saver iflags(os);
     typedef boost::date_time::time_facet<ptime, CharT> custom_ptime_facet;
     typedef std::time_put<CharT>                  std_ptime_facet;
@@ -62 +65 @@
       os.imbue(l);
       f->put(oitr, os, os.fill(), p);
     }
+    }
     return os;
   }
 
@@ -112 +116 @@
   std::basic_ostream<CharT, TraitsT>&
   operator<<(std::basic_ostream<CharT, TraitsT>& os,
              const boost::posix_time::time_period& p) {
+    typedef std::basic_ostream<CharT, TraitsT>       __ostream_type;
+    typename __ostream_type::sentry cerb(os);
+    if (cerb) {
     boost::io::ios_flags_saver iflags(os);
     typedef boost::date_time::time_facet<ptime, CharT> custom_ptime_facet;
     typedef std::time_put<CharT>                  std_time_facet;
@@ -130 +137 @@
       os.imbue(l);
       f->put(oitr, os, os.fill(), p);
     }
+    }
     return os;
   }
 
@@ -178 +186 @@
   std::basic_ostream<CharT, Traits>&
   operator<<(std::basic_ostream<CharT, Traits>& os, const time_duration& td)
   {
+    typedef std::basic_ostream<CharT, Traits>       __ostream_type;
+    typename __ostream_type::sentry cerb(os);
+    if (cerb) {
     boost::io::ios_flags_saver iflags(os);
     typedef boost::date_time::time_facet<ptime, CharT> custom_ptime_facet;
     typedef std::time_put<CharT>                  std_ptime_facet;
@@ -195 +206 @@
       os.imbue(l);
       f->put(oitr, os, os.fill(), td);
     }
+    }
     return os;
   }