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// -*- pike -*- 
// 
// Some stuff to do logging of a request through the server. 
// 
// $Id: request_trace.h,v 1.8 2002/03/12 13:20:38 mast Exp $ 
 
#ifndef REQUEST_TRACE_H 
#define REQUEST_TRACE_H 
 
#include <roxen.h> 
#include <module.h> 
 
#ifdef REQUEST_TRACE 
 
# define TRACE_ENTER(A,B) Roxen->trace_enter (id, (A), (B)) 
# define TRACE_LEAVE(A) Roxen->trace_leave (id, (A)) 
 
#else 
 
# define TRACE_ENTER(A,B) do{ \ 
    function(string,mixed ...:void) _trace_enter; \ 
    if(id && \ 
       (_trace_enter = \ 
        [function(string,mixed ...:void)]([mapping(string:mixed)]id->misc)-> \ 
          trace_enter)) \ 
      _trace_enter((A), (B)); \ 
  }while(0) 
 
# define TRACE_LEAVE(A) do{ \ 
    function(string:void) _trace_leave; \ 
    if(id && \ 
       (_trace_leave = \ 
        [function(string:void)]([mapping(string:mixed)]id->misc)-> \ 
          trace_leave)) \ 
      _trace_leave(A); \ 
  }while(0) 
 
#endif 
 
// The following variant should be used inside RXML.Frame callbacks 
// such as do_enter. In addition to the request trace, it does rxml 
// debug logging which is activated with the DEBUG define in 
// combination with the magic _debug_ tag argument or the RXML_VERBOSE 
// or RXML_REQUEST_VERBOSE defines. 
 
#define TAG_TRACE_ENTER(MSG...) do {                                  \ 
    array _msg_arr_;                                                    \ 
    string _msg_;                                                       \ 
    TRACE_ENTER ("tag &lt;" + (tag && tag->name) + "&gt; " +            \ 
                 (_msg_arr_ = ({MSG}),                                  \ 
                  _msg_ = sizeof (_msg_arr_) > 1 ?                      \ 
                  sprintf (@_msg_arr_) : _msg_arr_[0]),                 \ 
                 tag);                                                  \ 
    DO_IF_DEBUG (                                                       \ 
      if (TAG_DEBUG_TEST (flags & RXML.FLAG_DEBUG))                     \ 
        tag_debug ("%O:   %s\n", this_object(),                         \ 
                   _msg_ || (_msg_arr_ = ({MSG}),                       \ 
                             sizeof (_msg_arr_) > 1 ?                   \ 
                             sprintf (@_msg_arr_) : _msg_arr_[0]));     \ 
    );                                                                  \ 
  } while (0) 
 
#define TAG_TRACE_LEAVE(MSG...) do {                                  \ 
    array _msg_arr_;                                                    \ 
    string _msg_;                                                       \ 
    TRACE_LEAVE ((_msg_arr_ = ({MSG}),                                  \ 
                  _msg_ = sizeof (_msg_arr_) > 1 ?                      \ 
                  sprintf (@_msg_arr_) : _msg_arr_[0]));                \ 
    DO_IF_DEBUG (                                                       \ 
      if (TAG_DEBUG_TEST (flags & RXML.FLAG_DEBUG)) {                   \ 
        if (!_msg_) {                                                   \ 
          _msg_arr_ = ({MSG});                                          \ 
          _msg_ = sizeof (_msg_arr_) > 1 ? sprintf (@_msg_arr_) : _msg_arr_[0]; \ 
        }                                                               \ 
        if (sizeof (_msg_)) tag_debug ("%O:   %s\n", this_object(), _msg_); \ 
      }                                                                 \ 
    );                                                                  \ 
  } while (0) 
 
#ifdef AVERAGE_PROFILING 
#define PROF_ENTER(X,Y) id->conf->avg_prof_enter( X, Y, id ) 
#define PROF_LEAVE(X,Y) id->conf->avg_prof_leave( X, Y, id ) 
#define COND_PROF_ENTER(X,Y,Z) if(X)PROF_ENTER(Y,Z) 
#define COND_PROF_LEAVE(X,Y,Z) if(X)PROF_LEAVE(Y,Z) 
#else 
#define PROF_ENTER(X,Y) 
#define PROF_LEAVE(X,Y) 
#define COND_PROF_ENTER(X,Y,Z) 
#define COND_PROF_LEAVE(X,Y,Z) 
#endif 
 
#endif        // !REQUEST_TRACE_H