blob: 382f56d9a34b27b9de64648f6b4da3e815d940b4
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * scriptreplay - play back typescripts, using timing information |
4 | * |
5 | * pascal.bellard@ads-lu.com |
6 | * |
7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
8 | * |
9 | */ |
10 | |
11 | //usage:#define scriptreplay_trivial_usage |
12 | //usage: "timingfile [typescript [divisor]]" |
13 | //usage:#define scriptreplay_full_usage "\n\n" |
14 | //usage: "Play back typescripts, using timing information" |
15 | |
16 | #include "libbb.h" |
17 | |
18 | int scriptreplay_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
19 | int scriptreplay_main(int argc UNUSED_PARAM, char **argv) |
20 | { |
21 | const char *script = "typescript"; |
22 | double delay, factor = 1000000.0; |
23 | int fd; |
24 | unsigned long count; |
25 | FILE *tfp; |
26 | |
27 | if (!argv[1]) |
28 | bb_show_usage(); |
29 | |
30 | if (argv[2]) { |
31 | script = argv[2]; |
32 | if (argv[3]) |
33 | factor /= atof(argv[3]); |
34 | } |
35 | |
36 | tfp = xfopen_for_read(argv[1]); |
37 | fd = xopen(script, O_RDONLY); |
38 | while (fscanf(tfp, "%lf %lu\n", &delay, &count) == 2) { |
39 | usleep(delay * factor); |
40 | bb_copyfd_exact_size(fd, STDOUT_FILENO, count); |
41 | } |
42 | if (ENABLE_FEATURE_CLEAN_UP) { |
43 | close(fd); |
44 | fclose(tfp); |
45 | } |
46 | return EXIT_SUCCESS; |
47 | } |
48 |