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00017 #ifndef __WVLOGRCV_H
00018 #define __WVLOGRCV_H
00019
00020 #include "wvlog.h"
00021 #include "wvfdstream.h"
00022 #include "wvscatterhash.h"
00023
00028 class WvLogRcv : public WvLogRcvBase
00029 {
00030 protected:
00031 WvString last_source;
00032 WvLog::LogLevel max_level, last_level;
00033 bool at_newline;
00034 WvString prefix;
00035 size_t prelen;
00036
00037 class Src_Lvl
00038 {
00039 public:
00040 WvString src;
00041 WvLog::LogLevel lvl;
00042 Src_Lvl(WvString _src, int _lvl) : src(_src),
00043 lvl((WvLog::LogLevel)_lvl) {};
00044 };
00045
00046 DeclareWvScatterDict(Src_Lvl, WvString, src);
00047
00048 Src_LvlDict custom_levels;
00049
00050 virtual void log(WvStringParm source, int loglevel,
00051 const char *_buf, size_t len);
00052
00054 virtual void _make_prefix();
00055
00057 virtual void _begin_line();
00058
00060 virtual void _end_line();
00061
00067 virtual void _mid_line(const char *str, size_t len) = 0;
00068
00069 private:
00070 void begin_line()
00071 { if (!at_newline) return; _begin_line(); at_newline = false; }
00072 void mid_line(const char *str, size_t len)
00073 { _mid_line(str, len);
00074 if (len>0 && str[len-1] == '\n') at_newline = true; }
00075
00076 public:
00077 static char *loglevels[WvLog::NUM_LOGLEVELS];
00078
00079 WvLogRcv(WvLog::LogLevel _max_level = WvLog::NUM_LOGLEVELS);
00080 virtual ~WvLogRcv();
00081
00082 void end_line()
00083 { if (at_newline) return;
00084 _mid_line("\n", 1); _end_line(); at_newline = true; };
00085
00086 WvLog::LogLevel level() const
00087 { return max_level; }
00088 void level(WvLog::LogLevel lvl)
00089 { max_level = lvl; }
00090
00091
00092
00093
00094
00095
00096
00097
00098 bool set_custom_levels(WvString descr);
00099 };
00100
00101
00106 class WvLogConsole : public WvFDStream, public WvLogRcv
00107 {
00108 public:
00109 WvLogConsole(int _fd,
00110 WvLog::LogLevel _max_level = WvLog::NUM_LOGLEVELS);
00111 virtual ~WvLogConsole();
00112 protected:
00113 virtual void _mid_line(const char *str, size_t len);
00114 };
00115
00116 #endif // __WVLOGRCV_H