C++ (Cpp) m_stack_pop Examples

Example #1

File: test_m_stack.c Project: jintianfree/match-engine

int main()
{
	struct m_stack stack;
	int i = 0;
	int j = 0;

	assert(m_stack_init(&stack) == 0);

	for(i = 1; m_stack_push(&stack, i) == 0; i++) {
	}

	assert(i > 1);
	assert(m_stack_empty(&stack) == 0);

	printf("stack full %d \n", i);

	i -= 1;

	while((j = m_stack_pop(&stack)) != 0) {
		assert(j == i);
		i--;
		printf("j %d \n", j);
	}

	assert(i == 0);
	assert(m_stack_empty(&stack) == 1);

	m_stack_clean(&stack);

	return 0;
}

Example #2

File: pdfdraw.c Project: YandYTeX/ptex-ng

void
pdf_dev_clear_gstates (void)
{
  pdf_gstate *gs;

  if (m_stack_depth(&gs_stack) > 1) /* at least 1 elem. */
    WARN("GS stack depth is not zero at the end of the document.");

  while ((gs = m_stack_pop(&gs_stack)) != NULL) {
    clear_a_gstate(gs);
    RELEASE(gs);
  }
  return;
}

Example #3

File: pdfdraw.c Project: YandYTeX/ptex-ng

int
pdf_dev_pop_gstate (void)
{
  m_stack    *gss = &gs_stack;
  pdf_gstate *gs;

  if (m_stack_depth(gss) <= 1) { /* Initial state at bottom */
    WARN("Too many grestores.");
    return  -1;
  }

  gs = m_stack_pop(gss);
  clear_a_gstate(gs);
  RELEASE(gs);

  return  0;
}

Example #4

File: pdfdraw.c Project: YandYTeX/ptex-ng

int
pdf_dev_grestore (void)
{
  pdf_gstate *gs;

  if (m_stack_depth(&gs_stack) <= 1) { /* Initial state at bottom */
    WARN("Too many grestores.");
    return  -1;
  }

  gs = m_stack_pop(&gs_stack);
  clear_a_gstate(gs);
  RELEASE(gs);

  pdf_doc_add_page_content(" Q", 2);  /* op: Q */

  pdf_dev_reset_fonts();

  return  0;
}

Example #5

File: pdfdraw.c Project: YandYTeX/ptex-ng

void
pdf_dev_grestore_to (int depth)
{
  m_stack    *gss = &gs_stack;
  pdf_gstate *gs;

  ASSERT(depth >= 0);

  if (m_stack_depth(gss) > depth + 1) {
    WARN("Closing pending transformations at end of page/XObject.");
  }

  while (m_stack_depth(gss) > depth + 1) {
    pdf_doc_add_page_content(" Q", 2);  /* op: Q */
    gs = m_stack_pop(gss);
    clear_a_gstate(gs);
    RELEASE(gs);
  }
  pdf_dev_reset_fonts();

  return;
}