Line data    Source code

       1              : // This file (trace_lvl.cc) was created by Ron Rechenmacher <ron@fnal.gov> on
       2              : // Sep 17, 2019. "TERMS AND CONDITIONS" governing this file are in the README
       3              : // or COPYING file. If you do not have such a file, one can be obtained by
       4              : // contacting Ron or Fermi Lab in Batavia IL, 60510, phone: 630-840-3000.
       5              : // $RCSfile: .emacs.gnu,v $
       6              : // rev="$Revision: 1702 $$Date: 2025-01-28 12:48:14 -0600 (Tue, 28 Jan 2025) $";
       7              : 
       8              : // test TRACE(lvl++,...) and TLOG(
       9              : 
      10              : // g++ -Wall -g -o trace_lvl{,.cc} -I$TRACE_INC && ./trace_lvl
      11              : 
      12              : #include <stdio.h>                   // printf
      13              : #define TRACE_USE_STATIC_STREAMER 1  // the use of TraceStreamer in the file assumes this and precludes non-static
      14              : #include "TRACE/trace.h"
      15              : 
      16            0 : void sub1(int lvl)
      17              : {
      18            0 :         TRACE(lvl++ & 1 ? lvl : 2, "trace lvl=%d", lvl - 1);
      19            0 :         if (lvl > 110) return;
      20              :         sub1(lvl);
      21              : }
      22              : 
      23            0 : void sub2(int lvl)
      24              : {
      25            0 :         TLOG(lvl++ & 1 ? lvl : 2) << "log lvl=" << lvl - 1;
      26            0 :         if (lvl > 110) return;
      27              :         sub2(lvl);
      28              : }
      29              : 
      30              : int
      31            0 : main(/*  int    argc
      32              :                  , char *argv[]*/ )
      33              : {
      34              :         // The following is just shoved in here as a place to help develop the TRACE_STREAMER macro
      35              : #define _lvl       TLVL_INFO
      36              : #define nam_or_fmt 0
      37              : #define fmt_or_nam ""
      38            0 :         static TRACE_THREAD_LOCAL TraceStreamer steamer;
      39            0 :         for (TSTREAMER_T_ _tlog_((tlvle_t)(_lvl), TRACE_GET_STATIC());
      40            0 :                  _tlog_.once-- && TRACE_INIT_CHECK(TRACE_NAME) &&
      41            0 :                  (_tlog_.TLOG2(nam_or_fmt, fmt_or_nam),
      42            0 :                   ((*_tlog_.tidp != -1) || ((*_tlog_.tidp= (_tlog_.nn[0] ? trace_name2TID(_tlog_.nn) : traceTID)) != -1))) &&
      43            0 :                  trace_do_streamer(&_tlog_);
      44            0 :                  steamer.str())
      45            0 :                 steamer.init(*_tlog_.tidp, _tlog_.lvl, _tlog_.flgs, __FILE__, __LINE__, __FUNCTION__, &_tlog_.tv, _tlog_.ins,
      46              :                                          &TRACE_LOG_FUNCTION)
      47            0 :                         << "hello";
      48              : 
      49            0 :         int lvlx= 0x107;  // testing conversion between int and uint8_t
      50            0 :         TRACEN("test", lvlx, "test");
      51            0 :         TRACEN_("test", lvlx,
      52              :                         "test"
      53              :                                 << "ing");
      54            0 :         sub1(2);
      55            0 :         usleep(1000000);
      56            0 :         sub2(2);
      57            0 :         return (0);
      58              : }  // main