C++ (Cpp) RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P 예제들

예제 #1

파일: vm.c 프로젝트: qnighy/ruby-1.9.2p0

static rb_control_frame_t *
vm_normal_frame(rb_thread_t *th, rb_control_frame_t *cfp)
{
    while (cfp->pc == 0) {
	cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
	if (RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
	    return 0;
	}
    }
    return cfp;
}

예제 #2

파일: vm.c 프로젝트: qnighy/ruby-1.9.2p0

rb_control_frame_t *
rb_vm_get_ruby_level_next_cfp(rb_thread_t *th, rb_control_frame_t *cfp)
{
    while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
	if (RUBY_VM_NORMAL_ISEQ_P(cfp->iseq)) {
	    return cfp;
	}
	cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
    }
    return 0;
}

예제 #3

파일: vm.c 프로젝트: qnighy/ruby-1.9.2p0

static rb_control_frame_t *
vm_get_ruby_level_caller_cfp(rb_thread_t *th, rb_control_frame_t *cfp)
{
    if (RUBY_VM_NORMAL_ISEQ_P(cfp->iseq)) {
	return cfp;
    }

    cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);

    while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
	if (RUBY_VM_NORMAL_ISEQ_P(cfp->iseq)) {
	    return cfp;
	}

	if ((cfp->flag & VM_FRAME_FLAG_PASSED) == 0) {
	    break;
	}
	cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
    }
    return 0;
}

예제 #4

파일: profiler.c 프로젝트: MasterLambaster/PLine

static int profiler_source_location(const char **p_srcfile, long *p_line)
{
#if 0
  VALUE thval = rb_thread_current();
  rb_thread_t *th = DATA_PTR(thval);
  rb_control_frame_t *cfp = th->cfp;
  rb_iseq_t *iseq;
  const char *srcfile;
  long line = -1, i, pc;

  /* find cfp */
  while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
    if (RUBY_VM_NORMAL_ISEQ_P(cfp->iseq)) {
        break;
    }
    cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
  }
  if (RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
    return 0;
  }
  iseq = cfp->iseq;

  /* find sourcefile */
  srcfile = RSTRING_PTR(iseq->filename);
  if (!srcfile) {
    return 0;
  }

  /* find line */
  if (iseq->insn_info_size <= 0) {
    return 0;
  }
  pc = cfp->pc - iseq->iseq_encoded;
  for (i = 0; i < iseq->insn_info_size; i++) {
    if (iseq->insn_info_table[i].position == pc) {
      line = iseq->insn_info_table[i - 1].line_no;
      break;
    }
  }
  if (line < 0) {
    line = iseq->insn_info_table[i - 1].line_no;
  }
  if (line < 0) {
    rb_bug("pline_callback_info: should not be reached");
  }
#else
  const char *srcfile;
  long line;

  srcfile = rb_sourcefile();
  if (!srcfile) {
    return 0;
  }

  line = rb_sourceline();
  if (line < 0) {
    return 0;
  }
#endif

  *p_srcfile = srcfile;
  *p_line = line;

  return 1;
}