Commit | Line | Data |
---|---|---|
aaa7ced1 BJ |
1 | #include "stdio.h" |
2 | #include "lrnref" | |
3 | ||
4 | dounit() | |
5 | { | |
6 | char tbuff[100]; | |
7 | ||
8 | if (todo == 0) | |
9 | return; | |
10 | wrong = 0; | |
11 | retry: | |
12 | start(todo); | |
13 | sprintf(tbuff, "../../%s/L%s", sname, todo); /* script = lesson */ | |
14 | scrin = fopen(tbuff, "r"); | |
15 | if (scrin == NULL) { | |
16 | fprintf(stderr, "No script.\n"); | |
17 | wrapup(1); | |
18 | } | |
19 | ||
20 | copy(0, scrin); | |
21 | if (more == 0) | |
22 | return; | |
23 | copy(1, stdin); | |
24 | if (more == 0) | |
25 | return; | |
26 | copy(0, scrin); | |
27 | ||
28 | if (comfile >= 0) | |
29 | close(comfile); | |
30 | wait(&didok); | |
31 | didok = (status == 0); | |
32 | if (!didok) { | |
33 | wrong++; | |
34 | printf("\nSorry, that's %snot right. Do you want to try again? ", | |
35 | wrong > 1 ? "still " : ""); | |
36 | fflush(stdout); | |
37 | for(;;) { | |
38 | gets(tbuff); | |
39 | if (tbuff[0] == 'y') { | |
40 | printf("Try the problem again.\n"); | |
41 | fflush(stdout); | |
42 | goto retry; | |
43 | } else if (strcmp(tbuff, "bye") == 0) { | |
44 | wrapup(1); | |
45 | } else if (tbuff[0] == 'n') { | |
46 | wrong = 0; | |
47 | printf("\nOK. Lesson %s (%d)\n", todo, speed); | |
48 | printf("Skipping to next lesson.\n\n"); | |
49 | fflush(stdout); | |
50 | break; | |
51 | } else { | |
52 | printf("Please type yes, no or bye: "); | |
53 | fflush(stdout); | |
54 | } | |
55 | } | |
56 | } | |
57 | setdid(todo, sequence++); | |
58 | } | |
59 |