void type(run_params* par) {
int i;
if (par->argc < 1) {
pipe_write_s(par->err, "Too few arguments for 'type'.\n");
return;
}
char* filename = par->args[0];
node* n = node_get(filename, par->root_node, par->start_node);
if (n == NULL) {
pipe_write_s(par->err, "File does not exist.\n");
return;
}
if (n->directory) {
pipe_write_s(par->err, "File is a directory.\n");
return;
}
if (!node_try_lock(n)) {
pipe_write_s(par->err, "Can't open the file.\n");
return;
}
for (i = 0; i < n->content_len; i++) {
pipe_write(par->out, n->content[i]);
}
node_unlock(n);
}
static guint _worker_processNode(Worker* worker, Node* node, SimulationTime barrier) {
/* update cache, reset clocks */
worker->cached_node = node;
worker->clock_last = SIMTIME_INVALID;
worker->clock_now = SIMTIME_INVALID;
worker->clock_barrier = barrier;
/* lock the node */
node_lock(worker->cached_node);
EventQueue* eventq = node_getEvents(worker->cached_node);
Event* nextEvent = eventqueue_peek(eventq);
/* process all events in the nodes local queue */
guint nEventsProcessed = 0;
while(nextEvent && (nextEvent->time < worker->clock_barrier))
{
worker->cached_event = eventqueue_pop(eventq);
MAGIC_ASSERT(worker->cached_event);
/* make sure we don't jump backward in time */
worker->clock_now = worker->cached_event->time;
if(worker->clock_last != SIMTIME_INVALID) {
g_assert(worker->clock_now >= worker->clock_last);
}
/* do the local task */
gboolean complete = shadowevent_run(worker->cached_event);
/* update times */
worker->clock_last = worker->clock_now;
worker->clock_now = SIMTIME_INVALID;
/* finished event can now be destroyed */
if(complete) {
shadowevent_free(worker->cached_event);
nEventsProcessed++;
}
/* get the next event, or NULL will tell us to break */
nextEvent = eventqueue_peek(eventq);
}
/* unlock, clear cache */
node_unlock(worker->cached_node);
worker->cached_node = NULL;
worker->cached_event = NULL;
return nEventsProcessed;
}
void wc(run_params* par) {
if (par->argc >= 1) {
char* filename = par->args[0];
node* n = node_get(filename, par->root_node, par->start_node);
if (n == NULL) {
pipe_write_s(par->err, "File does not exist.\n");
return;
}
if (n->directory) {
pipe_write_s(par->err, "File is a directory.\n");
return;
}
if (!node_try_lock(n)) {
pipe_write_s(par->err, "Can't open the file.\n");
return;
}
wc_count(par, n->content, n->name);
node_unlock(n);
}
else {
int pos, c = -1, buf_size = 300;
char* buf = (char*)malloc(sizeof(char) * buf_size);
pos = 0;
while (true) {
c = pipe_read(par->in);
if ((c == -1)) break;
if (pos == buf_size - 1) {
buf_size *= 2;
buf = (char*)realloc(buf, sizeof(char*) * buf_size);
}
buf[pos] = c;
pos++;
}
buf[pos] = '\0';
wc_count(par, buf, "");
free(buf);
buf = NULL;
}
}