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;
}
int
pdf_dev_push_gstate (void)
{
m_stack *gss = &gs_stack;
pdf_gstate *gs0;
gs0 = NEW(1, pdf_gstate);
init_a_gstate(gs0);
m_stack_push(gss, gs0);
return 0;
}
void
pdf_dev_init_gstates (void)
{
pdf_gstate *gs;
m_stack_init(&gs_stack);
gs = NEW(1, pdf_gstate);
init_a_gstate(gs);
m_stack_push(&gs_stack, gs); /* Initial state */
return;
}
int
pdf_dev_gsave (void)
{
pdf_gstate *gs0, *gs1;
gs0 = m_stack_top(&gs_stack);
gs1 = NEW(1, pdf_gstate);
init_a_gstate(gs1);
copy_a_gstate(gs1, gs0);
m_stack_push(&gs_stack, gs1);
pdf_doc_add_page_content(" q", 2); /* op: q */
return 0;
}
