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instance method

Thread#add_trace_func

thr.add_trace_func(proc) → proc

static VALUE
thread_add_trace_func_m(VALUE obj, VALUE trace)
{
    thread_add_trace_func(GET_EC(), rb_thread_ptr(obj), trace);
    return trace;
}

Adds proc as a handler for tracing.

See also #abort_on_exception= #alive? #abort_on_exception #backtrace also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1