gonzui: tkernel_2/lib/libsys/src/syslog.c

    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T-Kernel 2.0 Software Package
    4:  *
    5:  *    Copyright 2011 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2011/05/17.
   10:  *    Modified by T-Engine Forum at 2013/02/28.
   11:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/01.
   12:  *
   13:  *----------------------------------------------------------------------
   14:  */
   15: 
   16: /*
   17:  *      syslog.c (libsys)
   18:  */
   19: 
   20: #include <stdarg.h>
   21: #include <sys/syslog.h>
   22: 
   23: extern int tm_vsprintf(char *str, const char *format, va_list ap);
   24: extern int __logmask;
   25: 
   26: void syslog( int priority, const char *format, ... )
   27: {
   28:         va_list        ap;
   29:         char   buf[256];
   30:         int    len;
   31: 
   32:         if ( (LOG_MASK(priority & LOG_PRIMASK) & __logmask) != 0 ) {
   33:                 va_start(ap, format);
   34:                 len = tm_vsprintf(buf, format, ap);
   35:                 va_end(ap);
   36:                 if ( len >= sizeof(buf) ) len = sizeof(buf) - 1;
   37:                 if ( len > 0 ) _syslog_send(buf, len);
   38:         }
   39: }