1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
/* vi: set sw=4 ts=4: */
/*
* Monitor a pipe with a simple progress display.
*
* Copyright (C) 2003 by Rob Landley <rob@landley.net>, Joey Hess
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#define PIPE_PROGRESS_SIZE 4096
/* Read a block of data from stdin, write it to stdout.
* Activity is indicated by a '.' to stderr
*/
int pipe_progress_main(int argc, char **argv);
int pipe_progress_main(int argc, char **argv)
{
RESERVE_CONFIG_BUFFER(buf, PIPE_PROGRESS_SIZE);
time_t t = time(NULL);
size_t len;
while ((len = fread(buf, 1, PIPE_PROGRESS_SIZE, stdin)) > 0) {
time_t new_time = time(NULL);
if (new_time != t) {
t = new_time;
fputc('.', stderr);
}
fwrite(buf, len, 1, stdout);
}
fputc('\n', stderr);
if (ENABLE_FEATURE_CLEAN_UP)
RELEASE_CONFIG_BUFFER(buf);
return 0;
}
|
