5 string timed_read(file f, int timeout) {
6 thread reader = fork func() {
9 } catch Thread::signal(int i) {
14 thread killer = fork func() {
17 Thread::send_signal(reader, 1);
18 } catch Thread::signal(int i) {
23 poly v = Thread::join(reader);
24 Thread::send_signal(killer, 1);
31 void flush_input(file f) {
33 string s = timed_read(f, 200);
39 string[*] settings(file f) {
43 fprintf (f, "c s\nv\n");
46 string l = File::fgets(f);
48 if (String::index(l, "software-version") == 0)
54 string[*] find_setting(string[*] s, string match) {
55 for (int i = 0; i < dim(s); i++)
56 if (String::index(s[i], match) == 0)
57 return String::wordsplit(s[i], " ");
58 return (string[*]) {};
61 string[*] baro(file f) {
68 string l = File::fgets(f);
70 if (String::index(l, "Altitude:") == 0)
76 string[*] find_baro(string[*] s, string match) {
77 for (int i = 0; i < dim(s); i++)
78 if (String::index(s[i], match) >= 0)
79 return String::wordsplit(s[i], " ");
80 return (string[*]) {};
85 string[*] i = baro(f);
86 string[*] temp = find_baro(i, "Temperature");
87 string[*] alt = find_baro(i, "Altitude");
89 real temperature = string_to_integer(temp[2]) / 100.0;
90 real altitude = string_to_integer(alt[1]);
92 if (altitude < 0 || 3000 < altitude) {
93 printf ("weird altitude %f\n", altitude);
97 if (temperature < 20 || 30 < temperature) {
98 printf ("weird temperature %f\n", temperature);
102 printf ("altitude %f temperature %f\n", altitude, temperature);
108 string name = argv[1];
109 file f = open(name, "r+");