busybox/util-linux/scriptreplay.c

/* vi: set sw=4 ts=4: */
/*
 * scriptreplay - play back typescripts, using timing information
 *
 * pascal.bellard@ads-lu.com
 *
 * Licensed under GPLv2 or later, see file License in this tarball for details.
 *
 */
#include "libbb.h"

int scriptreplay_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int scriptreplay_main(int argc UNUSED_PARAM, char **argv)
{
	const char *script = "typescript";
	double delay, factor = 1000000.0;
	int fd;
	unsigned long count;
	FILE *tfp;

	if (!argv[1])
		bb_show_usage();

	if (argv[2]) {
		script = argv[2];
		if (argv[3])
			factor /= atof(argv[3]);
	}

	tfp = xfopen_for_read(argv[1]);
	fd = xopen(script, O_RDONLY);
	while (fscanf(tfp, "%lf %lu\n", &delay, &count) == 2) {
		usleep(delay * factor);
		bb_copyfd_exact_size(fd, STDOUT_FILENO, count);
	}
	if (ENABLE_FEATURE_CLEAN_UP) {
		close(fd);
		fclose(tfp);
	}
	return EXIT_SUCCESS;
}
1	niro	984	/* 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 tarball for details.
8			*
9			*/
10			#include "libbb.h"
11
12			int scriptreplay_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
13			int scriptreplay_main(int argc UNUSED_PARAM, char **argv)
14			{
15			const char *script = "typescript";
16			double delay, factor = 1000000.0;
17			int fd;
18			unsigned long count;
19			FILE *tfp;
20
21			if (!argv[1])
22			bb_show_usage();
23
24			if (argv[2]) {
25			script = argv[2];
26			if (argv[3])
27			factor /= atof(argv[3]);
28			}
29
30			tfp = xfopen_for_read(argv[1]);
31			fd = xopen(script, O_RDONLY);
32			while (fscanf(tfp, "%lf %lu\n", &delay, &count) == 2) {
33			usleep(delay * factor);
34			bb_copyfd_exact_size(fd, STDOUT_FILENO, count);
35			}
36			if (ENABLE_FEATURE_CLEAN_UP) {
37			close(fd);
38			fclose(tfp);
39			}
40			return EXIT_SUCCESS;
41			}