void list_links(Parse_info * pi, Parse_set * set, int index) {
Parse_choice *pc;
int n;
if (set == NULL || set->first == NULL) return;
for (pc = set->first; pc != NULL; pc = pc->next) {
n = pc->set[0]->count * pc->set[1]->count;
if (index < n) break;
index -= n;
}
assert(pc != NULL, "walked off the end in list_links");
issue_links_for_choice(pi, pc);
list_links(pi, pc->set[0], index % pc->set[0]->count);
list_links(pi, pc->set[1], index / pc->set[0]->count);
}
/**
* Generate the list of all links of the index'th parsing of the
* sentence. For this to work, you must have already called parse, and
* already built the whole_set.
*/
void extract_links(Linkage lkg, Parse_info pi)
{
int index = lkg->lifo.index;
if (index < 0) {
pi->rand_state = index;
list_random_links(lkg, pi, pi->parse_set);
}
else {
list_links(lkg, pi->parse_set, index);
}
}
/**
* Generate the list of all links of the index'th parsing of the
* sentence. For this to work, you must have already called parse, and
* already built the whole_set.
*/
void extract_links(int index, int cost, Parse_info pi)
{
initialize_links(pi);
pi->rand_state = index;
if (index < 0) {
list_random_links(pi, pi->parse_set);
}
else {
list_links(pi, pi->parse_set, index);
}
}
void extract_links(int index, int cost, Parse_info * pi) {
/* Generate the list of all links of the indexth parsing of the
sentence. For this to work, you must have already called parse, and
already built the whole_set. */
initialize_links(pi);
if (index < 0) {
my_random_initialize(index);
list_random_links(pi, pi->parse_set);
my_random_finalize();
}
else {
list_links(pi, pi->parse_set, index);
}
}
static int waitfs_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
off_t offset, struct fuse_file_info *fi)
{
sid_t sid = 0;
sid_t *sessions = NULL;
sid_t *links = NULL;
char *token, *brkt, *path_copy = NULL;
char str[128];
(void) offset;
(void) fi;
printf ("waitfs_readdir\n");
path_copy = (char *) malloc (strlen (path) + 1);
if (path_copy == NULL)
goto error;
strncpy (path_copy, path, strlen (path));
for (token = strtok_r(path_copy, "/", &brkt);
token;
token = strtok_r(NULL, "/", &brkt))
{
if (sid == 0)
sid = atoi (token);
else
goto error;
}
filler(buf, ".", NULL, 0);
filler(buf, "..", NULL, 0);
if (sid == 0)
{
sessions = list_sessions ();
if (sessions != NULL) {
for (int i = 0; sessions[i] != 0; i ++) {
snprintf (str, 128, "%d", sessions[i]);
filler (buf, str, NULL, 0);
}
}
}
else // list links
{
links = list_links (sid);
if (links != NULL) {
for (int i = 0; links[i] != 0; i ++) {
snprintf (str, 128, "%d", links[i]);
filler (buf, str, NULL, 0);
}
}
}
return 0;
error:
if (path_copy != NULL)
free (path_copy);
return -ENOENT;
}