static void uv__chld(uv_signal_t* handle, int signum) {
uv_process_t* process;
uv_loop_t* loop;
int exit_status;
int term_signal;
unsigned int i;
int status;
pid_t pid;
QUEUE pending;
QUEUE* h;
QUEUE* q;
assert(signum == SIGCHLD);
QUEUE_INIT(&pending);
loop = handle->loop;
for (i = 0; i < ARRAY_SIZE(loop->process_handles); i++) {
h = loop->process_handles + i;
q = QUEUE_HEAD(h);
while (q != h) {
process = QUEUE_DATA(q, uv_process_t, queue);
q = QUEUE_NEXT(q);
do
pid = waitpid(process->pid, &status, WNOHANG);
while (pid == -1 && errno == EINTR);
if (pid == 0)
continue;
if (pid == -1) {
if (errno != ECHILD)
abort();
continue;
}
process->status = status;
QUEUE_REMOVE(&process->queue);
QUEUE_INSERT_TAIL(&pending, &process->queue);
}
while (!QUEUE_EMPTY(&pending)) {
q = QUEUE_HEAD(&pending);
QUEUE_REMOVE(q);
QUEUE_INIT(q);
process = QUEUE_DATA(q, uv_process_t, queue);
uv__handle_stop(process);
if (process->exit_cb == NULL)
continue;
exit_status = 0;
if (WIFEXITED(process->status))
exit_status = WEXITSTATUS(process->status);
term_signal = 0;
if (WIFSIGNALED(process->status))
term_signal = WTERMSIG(process->status);
process->exit_cb(process, exit_status, term_signal);
}
}
}
static void
gtm_read(void)
{
route_head *first_trk_head = NULL;
route_head *trk_head = NULL;
route_head *rte_head = NULL;
waypoint *wpt;
int real_tr_count = 0;
char *route_name;
unsigned int icon;
int i;
/* Image information */
for (i = 0; i != im_count; i++) {
fread_string_discard(file_in);
fread_string_discard(file_in);
fread_discard(file_in, 30);
}
/* Waypoints */
for (i = 0; i != wp_count; i++) {
wpt = waypt_new();
wpt->latitude = fread_double(file_in);
wpt->longitude = fread_double(file_in);
convert_datum(&wpt->latitude, &wpt->longitude);
wpt->shortname = fread_fixedstring(file_in, 10);
wpt->description = fread_string(file_in);
icon = fread_integer(file_in);
if (icon < sizeof(icon_descr)/sizeof(char*))
wpt->icon_descr = icon_descr[icon];
fread_discard(file_in, 1);
wpt->creation_time = fread_long(file_in);
if (wpt->creation_time)
wpt->creation_time += EPOCH89DIFF;
fread_discard(file_in, 2);
wpt->altitude = fread_single(file_in);
if (wpt->altitude == unknown_alt_gtm)
wpt->altitude = unknown_alt;
fread_discard(file_in, 2);
waypt_add(wpt);
}
/* Waypoint Styles */
if (wp_count) {
for (i = 0; i != ws_count; i++) {
fread_discard(file_in, 4);
fread_string_discard(file_in);
fread_discard(file_in, 24);
}
}
/* Tracklogs */
for (i = 0; i != tr_count; i++) {
wpt = waypt_new();
wpt->latitude = fread_double(file_in);
wpt->longitude = fread_double(file_in);
convert_datum(&wpt->latitude, &wpt->longitude);
wpt->creation_time = fread_long(file_in);
if (wpt->creation_time)
wpt->creation_time += EPOCH89DIFF;
start_new = fread_byte(file_in);
wpt->altitude = fread_single(file_in);
if (wpt->altitude == unknown_alt_gtm)
wpt->altitude = unknown_alt;
if (start_new || !trk_head) {
trk_head = route_head_alloc();
track_add_head(trk_head);
real_tr_count++;
if (!first_trk_head)
first_trk_head = trk_head;
}
track_add_wpt(trk_head, wpt);
}
/* Tracklog styles */
trk_head = first_trk_head;
for (i = 0; i != ts_count && i != real_tr_count; i++) {
trk_head->rte_name = fread_string(file_in);
fread_discard(file_in, 12);
trk_head = (route_head *)QUEUE_NEXT(&trk_head->Q);
}
/* Routes */
for (i = 0; i != rt_count; i++) {
wpt = waypt_new();
wpt->latitude = fread_double(file_in);
wpt->longitude = fread_double(file_in);
convert_datum(&wpt->latitude, &wpt->longitude);
wpt->shortname = fread_fixedstring(file_in, 10);
wpt->description = fread_string(file_in);
route_name = fread_string(file_in);
icon = fread_integer(file_in);
if (icon < sizeof(icon_descr)/sizeof(char*))
wpt->icon_descr = icon_descr[icon];
fread_discard(file_in, 1);
start_new = fread_byte(file_in);
fread_discard(file_in, 6);
wpt->altitude = fread_single(file_in);
if (wpt->altitude == unknown_alt_gtm)
wpt->altitude = unknown_alt;
fread_discard(file_in, 2);
if (start_new || !rte_head) {
rte_head = route_head_alloc();
rte_head->rte_name = route_name;
route_add_head(rte_head);
}
else {
xfree(route_name);
}
route_add_wpt(rte_head, wpt);
}
}
