1 files changed, 123 insertions, 0 deletions

diff --git a/src/logger.cpp b/src/logger.cpp
new file mode 100644
index 0000000..848dfb1
--- /dev/null
+++ b/src/logger.cpp
@@ -0,0 +1,123 @@
+#include "bu/logger.h"
+#include <stdarg.h>
+#include <time.h>
+#include <stdio.h>
+
+Bu::Logger::Logger()
+{
+}
+
+Bu::Logger::~Logger()
+{
+}
+
+void Bu::Logger::log( int nLevel, const char *sFile, const char *sFunction, int nLine, const char *sFormat, ...)
+{
+        if( (nLevel&nLevelMask) == 0 )
+                return;
+
+        va_list ap;
+        va_start( ap, sFormat );
+        char *text;
+        vasprintf( &text, sFormat, ap );
+        va_end(ap);
+        
+        time_t t = time(NULL);
+        
+        char *line = NULL;
+        struct tm *pTime;
+        pTime = localtime( &t );
+        asprintf(
+                &line,
+                sLogFormat.getStr(),
+                pTime->tm_year+1900,
+                pTime->tm_mon+1,
+                pTime->tm_mday,
+                pTime->tm_hour,
+                pTime->tm_min,
+                pTime->tm_sec,
+                nLevel,
+                sFile,
+                nLine,
+                text,
+                sFunction
+                );
+        write( fileno(stdout), line, strlen(line) );
+        free( text );
+        free( line );
+}
+
+void Bu::Logger::setFormat( const Bu::FString &str )
+{
+        sLogFormat = "";
+
+        static char fmts[][4]={
+                {'y', 'd', '0', '1'},
+                {'m', 'd', '0', '2'},
+                {'d', 'd', '0', '3'},
+                {'h', 'd', '0', '4'},
+                {'M', 'd', '0', '5'},
+                {'s', 'd', '0', '6'},
+                {'L', 'd', '0', '7'},
+                {'f', 's', '0', '8'},
+                {'l', 'd', '0', '9'},
+                {'t', 's', '1', '0'},
+                {'F', 's', '1', '1'},
+                {'\0', '\0', '\0', '\0'},
+        };
+        
+        for( const char *s = str.getStr(); *s; s++ )
+        {
+                if( *s == '%' )
+                {
+                        sLogFormat += '%';
+                        s++;
+                        for( int l = 0;; l++ )
+                        {
+                                if( fmts[l][0] == '\0' )
+                                {
+                                        sLogFormat += *s;
+                                        break;
+                                }
+                                else if( *s == fmts[l][0] )
+                                {
+                                        sLogFormat += fmts[l][2];
+                                        sLogFormat += fmts[l][3];
+                                        sLogFormat += '$';
+                                        sLogFormat += fmts[l][1];
+                                        break;
+                                }
+                        }
+                }
+                else
+                {
+                        sLogFormat += *s;
+                }
+        }
+        sLogFormat += '\n';
+
+        write( fileno(stdout), sLogFormat.getStr(), sLogFormat.getSize() );
+}
+
+void Bu::Logger::setMask( int n )
+{
+        nLevelMask = n;
+}
+
+void Bu::Logger::setLevel( int n )
+{
+        int j;
+        for( j = 31; j > 0; j-- )
+        {
+                if( (n&(1<<j)) )
+                {
+                        for(; j >= 0; j-- )
+                        {
+                                n |= (1<<j);
+                        }
+                        nLevelMask = n;
+                        return;
+                }
+        }
+}
+