30 #ifndef INCLUDED_SAL_LOG_HXX
31 #define INCLUDED_SAL_LOG_HXX
49 enum sal_detail_LogLevel level,
char const * area,
char const * where,
50 char const * message);
52 namespace sal {
namespace detail {
54 inline void SAL_CALL log(
55 sal_detail_LogLevel level,
char const * area,
char const * where,
56 std::ostringstream
const & stream)
66 sal_detail_log(level, area, where, stream.str().c_str());
72 struct StreamStart {};
75 StreamString(
char const * s): string(s) {}
83 typedef struct {
char a[2]; } Result;
89 return StreamString(s);
92 template<
typename T >
inline StreamIgnore
operator <<(
97 return StreamIgnore();
101 template<
typename T >
inline StreamIgnore
operator <<(
106 return StreamIgnore();
110 template<
typename T >
inline StreamIgnore
operator <<(
115 return StreamIgnore();
119 template<
typename T >
typename T::Result getResult(T
const &);
121 inline char const * unwrapStream(StreamString
const & s) {
return s.string; }
132 #define SAL_DETAIL_LOG_STREAM(condition, level, area, where, stream) \
135 if (sizeof ::sal::detail::getResult( \
136 ::sal::detail::StreamStart() << stream) == 1) \
139 (level), (area), (where), \
140 ::sal::detail::unwrapStream( \
141 ::sal::detail::StreamStart() << stream)); \
143 ::std::ostringstream sal_detail_stream; \
144 sal_detail_stream << stream; \
145 ::sal::detail::log( \
146 (level), (area), (where), sal_detail_stream); \
163 #define SAL_WHERE SAL_DETAIL_WHERE
179 #define SAL_STREAM(stream) \
180 (dynamic_cast< ::std::ostringstream & >(::std::ostringstream() << stream). \
280 #define SAL_INFO(area, stream) \
281 SAL_DETAIL_LOG_STREAM( \
282 SAL_DETAIL_ENABLE_LOG_INFO, ::SAL_DETAIL_LOG_LEVEL_INFO, area, \
290 #define SAL_INFO_IF(condition, area, stream) \
291 SAL_DETAIL_LOG_STREAM( \
292 SAL_DETAIL_ENABLE_LOG_INFO && (condition), \
293 ::SAL_DETAIL_LOG_LEVEL_INFO, area, SAL_WHERE, stream)
300 #define SAL_WARN(area, stream) \
301 SAL_DETAIL_LOG_STREAM( \
302 SAL_DETAIL_ENABLE_LOG_WARN, ::SAL_DETAIL_LOG_LEVEL_WARN, area, \
310 #define SAL_WARN_IF(condition, area, stream) \
311 SAL_DETAIL_LOG_STREAM( \
312 SAL_DETAIL_ENABLE_LOG_WARN && (condition), \
313 ::SAL_DETAIL_LOG_LEVEL_WARN, area, SAL_WHERE, stream)
321 #define SAL_DEBUG(stream) \
322 SAL_DETAIL_LOG_STREAM( \
323 SAL_LOG_TRUE, ::SAL_DETAIL_LOG_LEVEL_DEBUG, 0, 0, stream)