int main()
{
double a[] = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0 };
int n = sizeof(a) / sizeof(a[0]);
// An initially empty list
struct Node *list = NULL;
int i;
for (i = 0; i < n; i++) {
list = prepend(list, a[i]);
}
// print the list, apply 2^x, and print the list again.
print(list);
apply(list, exp2);
print(list);
// remove first and print.
list = remove_front(list);
print(list);
// remove first and print one more time.
list = remove_front(list);
print(list);
// remove all nodes
list = remove_all_nodes(list);
assert(list == NULL);
return 0;
}
/*
* This function is the fini entry point of the plugin
*/
static void
picl_frutree_fini(void)
{
/* Unregister the event handler routine */
(void) ptree_unregister_handler(PICLEVENT_SYSEVENT_DEVICE_ADDED,
picl_frutree_evhandler, NULL);
(void) ptree_unregister_handler(PICLEVENT_SYSEVENT_DEVICE_REMOVED,
picl_frutree_evhandler, NULL);
(void) remove_all_nodes(frutreeh);
}
/*
* This function is the init entry point of the plugin.
* It initializes the /frutree tree
*/
static void
picl_frutree_init()
{
int err;
err = add_all_nodes();
if (err != PICL_SUCCESS) {
(void) remove_all_nodes(frutreeh);
return;
}
/* Register the event handler routine */
(void) ptree_register_handler(PICLEVENT_SYSEVENT_DEVICE_ADDED,
picl_frutree_evhandler, NULL);
(void) ptree_register_handler(PICLEVENT_SYSEVENT_DEVICE_REMOVED,
picl_frutree_evhandler, NULL);
}
/* Deletes and destroys all PICL nodes for which rooth is a ancestor */
static int
remove_all_nodes(picl_nodehdl_t rooth)
{
picl_nodehdl_t chdh;
int err, done = 0;
while (!done) {
err = ptree_get_propval_by_name(rooth, PICL_PROP_CHILD, &chdh,
sizeof (picl_nodehdl_t));
if (err != PICL_PROPNOTFOUND) {
(void) remove_all_nodes(chdh);
} else {
err = ptree_delete_node(rooth);
if (err != PICL_SUCCESS) {
return (err);
} else {
(void) ptree_destroy_node(rooth);
}
done = 1;
}
}
return (PICL_SUCCESS);
}
/* Hotplug routine used to remove an existing CPU Mem Module */
static int
remove_cpu_module(int slotnum)
{
picl_nodehdl_t cpumemsloth;
picl_nodehdl_t cpumemmodh;
int err;
/* Find the node for the given CPU Memory module slot */
if (ptree_get_node_by_path(frutree_cpu_module[slotnum],
&cpumemsloth) == PICL_SUCCESS) {
/* Make sure it's got a child, then delete it */
err = ptree_get_propval_by_name(cpumemsloth, PICL_PROP_CHILD,
&cpumemmodh, sizeof (picl_nodehdl_t));
if (err != PICL_SUCCESS) {
return (err);
}
err = remove_all_nodes(cpumemmodh);
if (err != PICL_SUCCESS) {
return (err);
}
}
return (PICL_SUCCESS);
}