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[*] igniters(file f) {
65 fprintf (f, "t\nv\n");
68 string l = File::fgets(f);
70 if (String::index(l, "software-version") == 0)
76 string[*] find_igniter(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[*]) {};
84 do_igniter(file f, string igniter) {
85 string[*] i = igniters(f);
86 string[*] status = find_igniter(i, igniter);
87 if (dim(status) < 4) {
88 printf ("no igniter %s found in %v\n", igniter, i);
91 if (String::index(status[3], "ready") < 0) {
92 printf("igniter %s status is \"%s\"\n", igniter, status[3]);
95 fprintf(f, "i DoIt %s\n", igniter);
102 open_tty(string name)
107 return open (name, "r+");
108 } catch open_error(string error, File::error_type error, string name) {
109 if (error == File::error_type.BUSY) {
111 printf ("waiting for %s to be usable\n", name);
116 printf ("%s: %s\n", name, error);
124 string name = argv[1];
125 string[dim(argv)-2] igniters = { [i] = argv[i+2] };
126 file f = open_tty(name);
129 for (int i = 0; i < dim(igniters); i++) {
130 if (!do_igniter(f, igniters[i]))