4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Stefan Bund <g0dil@berlios.de>
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief LogFormat non-inline non-template implementation */
26 #include "LogFormat.hh"
27 //#include "LogFormat.ih"
33 #include <boost/date_time/posix_time/posix_time.hpp>
34 #include "../Scheduler/ClockService.hh"
35 #include "../Console/Console.hh"
37 //#include "LogFormat.mpp"
39 ///////////////////////////////cc.p////////////////////////////////////////
41 prefix_ senf::log::detail::LogFormat::LogFormat()
42 : tag_ (detail::getDefaultTag()), noformat_ (false), showTime_ (true),
43 showStream_ (false), showLevel_ (true), showArea_ (true), timeBase_ (-1)
45 timeFormat("%Y-%m-%d %H:%M:%S.%f-0000");
48 prefix_ senf::log::detail::LogFormat::LogFormat(console::ScopedDirectory<> & dir)
49 : tag_ (detail::getDefaultTag()), noformat_ (false), showTime_ (true),
50 showStream_ (false), showLevel_ (true), showArea_ (true), timeBase_ (-1)
52 namespace kw = senf::console::kw;
54 timeFormat("%Y-%m-%d %H:%M:%S.%f-0000");
56 dir.add("showTime", senf::membind(&LogFormat::showTime, this))
57 .arg("flag","whether to display the time in log messages",
58 kw::default_value = true)
59 .doc("Set time display in log messages. If time display is enabled, see the 'timeFormat'\n"
60 "command to set the time format.");
61 dir.add("showStream", senf::membind(&LogFormat::showStream, this))
62 .arg("flag","whether to display the stream in log messages",
63 kw::default_value = true)
64 .doc("Set strean display in log messages.");
65 dir.add("showLevel", senf::membind(&LogFormat::showLevel, this))
66 .arg("flag","whether to display the log level in log messages",
67 kw::default_value = true)
68 .doc("Set log level display in log messages.");
69 dir.add("showArea", senf::membind(&LogFormat::showArea, this))
70 .arg("flag","whether to display the area in log messages",
71 kw::default_value = true)
72 .doc("Set area display in log messages.");
73 dir.add("timeFormat", senf::membind(&LogFormat::timeFormat, this))
74 .arg("format","time format")
75 .doc("Set time format. The time format is specified using a format string. This format\n"
76 "string follows the strftime format.\n"
78 "As additional option, the format string may be set to the empty string. In this\n"
79 "case the time will be displayed as 'second.nanosecond' value. IN this case, the\n"
80 "time is displayed relative to the first message after changing the format.");
81 dir.add("tag", senf::membind(&LogFormat::tag, this))
82 .arg("tag","log message tag prefix")
83 .doc("Every log message is optionally prefixed with a tag value. This value defaults to\n"
84 "the executable name and pid.");
85 dir.add("format", senf::membind(&LogFormat::consoleFormat, this))
86 .doc("Show the current log message format.");
89 prefix_ void senf::log::detail::LogFormat::consoleFormat(std::ostream & os)
91 if (showTime_) os << "showTime ";
92 if (showStream_) os << "showStream ";
93 if (showLevel_) os << "showLevel ";
94 if (showArea_) os << "showArea ";
95 if (showTime_ || showStream_ || showLevel_ || showArea_) os << "\n";
96 else os << "(all flags disabled)\n";
98 os << "timeFormat \"" << timeFormat_ << "\"\n";
99 os << "tag \"" << tag_ << "\"\n";
102 prefix_ void senf::log::detail::LogFormat::timeFormat(std::string const & format)
104 timeFormat_ = format;
105 if (format.empty()) {
110 std::locale const & loc (datestream_.getloc());
111 datestream_.imbue( std::locale(
112 loc, new boost::posix_time::time_facet(format.c_str())) );
116 prefix_ std::string senf::log::detail::LogFormat::prefix(time_type timestamp,
117 std::string const & stream,
118 std::string const & area,
125 if (timeBase_ == -1) timeBase_ = timestamp;
126 time_type delta (timestamp - timeBase_);
127 datestream_ << std::setfill('0') << std::setw(10)
128 << (delta / 1000000000ll) << '.'
129 << std::setfill('0') << std::setw(9)
130 << (delta % 1000000000ll);
133 datestream_ << senf::ClockService::abstime(timestamp);
137 datestream_ << tag_ << ": ";
139 datestream_ << '[' << stream << "] ";
141 datestream_ << '[' << LEVELNAMES[level] << "] ";
142 if (showArea_ && area != "senf::log::DefaultArea")
143 datestream_ << '[' << area << "] ";
145 return datestream_.str();
148 ///////////////////////////////////////////////////////////////////////////
150 prefix_ void senf::log::detail::quoteNonPrintable(std::string & s)
152 for (std::string::iterator i (s.begin()); i != s.end(); ++i)
153 if (*i < ' ' && *i != '\n')
157 prefix_ std::string senf::log::detail::getDefaultTag()
159 std::stringstream ss;
160 ss << ::program_invocation_short_name << '[' << ::getpid() << ']';
164 ///////////////////////////////cc.e////////////////////////////////////////
166 //#include "LogFormat.mpp"
172 // comment-column: 40
173 // c-file-style: "senf"
174 // indent-tabs-mode: nil
175 // ispell-local-dictionary: "american"
176 // compile-command: "scons -u test"