1 /* vi: set sw=4 ts=4: */
3 * Monitor a pipe with a simple progress display.
5 * Copyright (C) 2003 by Rob Landley <rob@landley.net>, Joey Hess
7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
11 #define PIPE_PROGRESS_SIZE 4096
13 /* Read a block of data from stdin, write it to stdout.
14 * Activity is indicated by a '.' to stderr
16 int pipe_progress_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
17 int pipe_progress_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
19 char buf[PIPE_PROGRESS_SIZE];
20 time_t t = time(NULL);
23 while ((len = safe_read(STDIN_FILENO, buf, PIPE_PROGRESS_SIZE)) > 0) {
24 time_t new_time = time(NULL);
27 bb_putchar_stderr('.');
29 full_write(STDOUT_FILENO, buf, len);
32 bb_putchar_stderr('\n');