
trace(3)              LPC 系統函數              trace(3)

名稱
     trace() - sets trace flags and returns the old ones.

語法
     int trace( int traceflags );

描述
     Sets the trace flags and returns the old trace flags.   When
     tracing  is on a lot of information is printed during execu-
     tion.

     The trace bits are:

     Trace all function calls to lfuns.

     Trace all calls to "call_other".

     Trace all function returns.

     Print arguments at function calls and return values.

output!).
     Print all executed stack machine instructions (produces a lot  of

     Enable trace in heart beat functions.

     Trace calls to apply.

     Show object name in tracing.

請參考
     traceprefix(3)

MudOS                Last change: 5 Sep 1994                    1

