source: branches/3.2/mindi-busybox/util-linux/scriptreplay.c @ 3232

Last change on this file since 3232 was 3232, checked in by bruno, 5 years ago
  • Update mindi-busybox to 1.21.1
  • Property svn:eol-style set to native
File size: 1.1 KB
Line 
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
18int scriptreplay_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
19int 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}
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