50 static scope_stack_t *stack_top = NULL;  variable
122 	while (stack_top != NULL) {  in define_policy()
140 	if (stack_top->type != 1 || stack_top->in_else) {  in is_creation_allowed()
157 	avrule_decl_t *decl = stack_top->decl;  in create_symbol()
200 	avrule_decl_t *decl = stack_top->decl;  in declare_symbol()
329 	assert(stack_top->type == 1);  in declare_role()
331 	if (stack_top->parent == NULL) {  in declare_role()
335 		roles_tab = stack_top->decl->p_roles.table;  in declare_role()
563 	assert(stack_top->type == 1);  in declare_user()
565 	if (stack_top->parent == NULL) {  in declare_user()
569 		users_tab = stack_top->decl->p_users.table;  in declare_user()
624 	assert(stack_top->type == 1);  in get_local_type()
625 	if (stack_top->parent == NULL) {  in get_local_type()
629 		types_tab = stack_top->decl->p_types.table;  in get_local_type()
671 	assert(stack_top->type == 1);  in get_local_role()
673 	if (stack_top->parent == NULL) {  in get_local_role()
677 		roles_tab = stack_top->decl->p_roles.table;  in get_local_role()
719 	avrule_decl_t *decl = stack_top->decl;  in require_symbol()
731 	stack_top->require_given = 1;  in require_symbol()
737 	avrule_decl_t *decl = stack_top->decl;  in add_perm_to_class()
1136 	return is_scope_in_stack(scope, stack_top);  in is_id_in_scope()
1190 				stack_top);  in is_perm_in_scope()
1197 	avrule_decl_t *decl = stack_top->decl;  in get_current_cond_list()
1230 	avrule_decl_t *decl = stack_top->decl;  in append_avrule()
1237 	assert(stack_top->type == 1);  in append_avrule()
1239 	if (stack_top->last_avrule == NULL) {  in append_avrule()
1242 		stack_top->last_avrule->next = avrule;  in append_avrule()
1244 	stack_top->last_avrule = avrule;  in append_avrule()
1250 	avrule_decl_t *decl = stack_top->decl;  in append_role_trans()
1253 	assert(stack_top->type == 1);  in append_role_trans()
1262 	avrule_decl_t *decl = stack_top->decl;  in append_role_allow()
1265 	assert(stack_top->type == 1);  in append_role_allow()
1274 	avrule_decl_t *decl = stack_top->decl;  in append_filename_trans()
1277 	assert(stack_top->type == 1);  in append_filename_trans()
1286 	avrule_decl_t *decl = stack_top->decl;  in append_range_trans()
1289 	assert(stack_top->type == 1);  in append_range_trans()
1319 	stack_top->last_avrule = NULL;  in begin_optional()
1339 	assert(stack_top->type == 1 && stack_top->in_else == 0);  in begin_optional_else()
1347 		stack_top->decl->next = decl;  in begin_optional_else()
1351 		decl = stack_top->decl->next;  in begin_optional_else()
1355 	stack_top->in_else = 1;  in begin_optional_else()
1356 	stack_top->decl = decl;  in begin_optional_else()
1357 	stack_top->last_avrule = NULL;  in begin_optional_else()
1358 	stack_top->require_given = 0;  in begin_optional_else()
1417 	avrule_decl_t *decl = stack_top->decl;  in end_avrule_block()
1418 	assert(stack_top->type == 1);  in end_avrule_block()
1422 		if (copy_requirements(decl, stack_top->parent) == -1) {  in end_avrule_block()
1427 	if (!stack_top->in_else && !stack_top->require_given) {  in end_avrule_block()
1429 		    && stack_top->parent != NULL) {  in end_avrule_block()
1466 	s->parent = stack_top;  in push_stack()
1468 	stack_top = s;  in push_stack()
1477 	assert(stack_top != NULL);  in pop_stack()
1478 	parent = stack_top->parent;  in pop_stack()
1482 	free(stack_top);  in pop_stack()
1483 	stack_top = parent;  in pop_stack()