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/*
* Monitor a pipe with a simple progress display.
*
* Copyright (C) 2003 by Rob Landley <rob@landley.net>, Joey Hess
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <unistd.h>
#include <time.h>
/* Pipes work in system page size chunks. */
#define BUFFER_SIZE 4096
int main () {
char buf[BUFFER_SIZE];
time_t t = time(NULL);
for(;;) {
int len = read(0, buf, BUFSIZ);
if (len > 0) {
time_t new_time = time(NULL);
if (new_time != t) {
t = new_time;
fprintf(stderr, ".");
}
write(1, buf, len);
}
else {
break;
}
}
fprintf(stderr, "\n");
return 0;
}
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