dep/ACE_wrappers/ace/Trace.cpp

   1 // $Id: Trace.cpp 80826 2008-03-04 14:51:23Z wotte $
   2
   3
   4 #include "ace/Trace.h"
   5
   6 ACE_RCSID (ace,
   7            Trace,
   8            "$Id: Trace.cpp 80826 2008-03-04 14:51:23Z wotte $")
   9
  10 // Turn off tracing for the duration of this file.
  11 #if defined (ACE_NTRACE)
  12 #undef ACE_NTRACE
  13 #endif /* ACE_NTRACE */
  14 #define ACE_NTRACE 1
  15
  16 #include "ace/Log_Msg.h"
  17 #include "ace/Object_Manager_Base.h"
  18
  19 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  20
  21 // = Static initialization.
  22
  23 // Keeps track of how far to indent per trace call.
  24 int ACE_Trace::nesting_indent_ = ACE_Trace::DEFAULT_INDENT;
  25
  26 // Is tracing enabled?
  27 int ACE_Trace::enable_tracing_ = ACE_Trace::DEFAULT_TRACING;
  28
  29 ACE_ALLOC_HOOK_DEFINE(ACE_Trace)
  30
  31 void
  32 ACE_Trace::dump (void) const
  33 {
  34 #if defined (ACE_HAS_DUMP)
  35 #endif /* ACE_HAS_DUMP */
  36 }
  37
  38 // Determine whether or not tracing is enabled
  39
  40 int
  41 ACE_Trace::is_tracing (void)
  42 {
  43   return ACE_Trace::enable_tracing_;
  44 }
  45
  46 // Enable the tracing facility.
  47
  48 void
  49 ACE_Trace::start_tracing (void)
  50 {
  51   ACE_Trace::enable_tracing_ = 1;
  52 }
  53
  54 // Disable the tracing facility.
  55
  56 void
  57 ACE_Trace::stop_tracing (void)
  58 {
  59   ACE_Trace::enable_tracing_ = 0;
  60 }
  61
  62 // Change the nesting indentation level.
  63
  64 void
  65 ACE_Trace::set_nesting_indent (int indent)
  66 {
  67   ACE_Trace::nesting_indent_ = indent;
  68 }
  69
  70 // Get the nesting indentation level.
  71
  72 int
  73 ACE_Trace::get_nesting_indent (void)
  74 {
  75   return ACE_Trace::nesting_indent_;
  76 }
  77
  78 // Perform the first part of the trace, which prints out the string N,
  79 // the LINE, and the ACE_FILE as the function is entered.
  80
  81 ACE_Trace::ACE_Trace (const ACE_TCHAR *n,
  82                       int line,
  83                       const ACE_TCHAR *file)
  84 {
  85 #if defined (ACE_NLOGGING)
  86   ACE_UNUSED_ARG (line);
  87   ACE_UNUSED_ARG (file);
  88 #endif /* ACE_NLOGGING */
  89
  90   this->name_ = n;
  91
  92   // If ACE has not yet been initialized, don't try to trace... there's
  93   // too much stuff not yet initialized.
  94   if (ACE_Trace::enable_tracing_ && !ACE_OS_Object_Manager::starting_up ())
  95     {
  96       ACE_Log_Msg *lm = ACE_LOG_MSG;
  97       if (lm->tracing_enabled ()
  98           && lm->trace_active () == 0)
  99         {
 100           lm->trace_active (1);
 101           ACE_DEBUG ((LM_TRACE,
 102                       ACE_TEXT ("%*s(%t) calling %s in file `%s' on line %d\n"),
 103                       ACE_Trace::nesting_indent_ * lm->inc (),
 104                       ACE_TEXT (""),
 105                       this->name_,
 106                       file,
 107                       line));
 108           lm->trace_active (0);
 109         }
 110     }
 111 }
 112
 113 // Perform the second part of the trace, which prints out the NAME as
 114 // the function is exited.
 115
 116 ACE_Trace::~ACE_Trace (void)
 117 {
 118   // If ACE has not yet been initialized, don't try to trace... there's
 119   // too much stuff not yet initialized.
 120   if (ACE_Trace::enable_tracing_ && !ACE_OS_Object_Manager::starting_up ())
 121     {
 122       ACE_Log_Msg *lm = ACE_LOG_MSG;
 123       if (lm->tracing_enabled ()
 124           && lm->trace_active () == 0)
 125         {
 126           lm->trace_active (1);
 127           ACE_DEBUG ((LM_TRACE,
 128                       ACE_TEXT ("%*s(%t) leaving %s\n"),
 129                       ACE_Trace::nesting_indent_ * lm->dec (),
 130                       ACE_TEXT (""),
 131                       this->name_));
 132           lm->trace_active (0);
 133         }
 134     }
 135 }
 136
 137 ACE_END_VERSIONED_NAMESPACE_DECL