tt_trace_control(library call) tt_trace_control(library call)
NAMEtt_trace_control — control client-side tracing
SYNOPSIS
#include <Tt/tt_c.h>
int tt_trace_control(
int onoff);
DESCRIPTION
The tt_trace_control function sets or clears an internal flag control‐
ling all client-side tracing. The intent of this is to be called from
debugger breakpoints, allowing a programmer to narrow the trace to the
suspect area.
The value of the onoff argument affects tracing as follows:
0 Tracing is turned off.
1 Tracing is turned on.
-1 Tracing is turned on if it was off and vice-versa.
RETURN VALUE
The tt_trace_control function returns the previous setting of the trace
flag.
APPLICATION USAGE
This call does not return one of the TT_xxx type of errors or warnings,
but only the numbers 1 or zero.
SEE ALSO
Tt/tt_c.h - Tttt_c(5), ttsession(1).
tt_trace_control(library call)