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NEW APPLET: pipe_progress, used by debian installer

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This commit is contained in:
Glenn L McGrath 2003-11-14 10:04:33 +00:00
parent 7b215b99b2
commit e9080c9f41
4 changed files with 64 additions and 0 deletions
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6
debianutils/Config.in
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@ -11,6 +11,12 @@ config CONFIG_MKTEMP
help
mktemp is used to create unique temporary files
config CONFIG_PIPE_PROGRESS
bool "pipe_progress"
default n
help
Display a dot to indicate pipe activity.
config CONFIG_READLINK
bool "readlink"
default n

1
debianutils/Makefile.in
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@ -25,6 +25,7 @@ endif
DEBIANUTILS-y:=
DEBIANUTILS-$(CONFIG_MKTEMP) += mktemp.o
DEBIANUTILS-$(CONFIG_PIPE_PROGRESS) += pipe_progress.o
DEBIANUTILS-$(CONFIG_READLINK) += readlink.o
DEBIANUTILS-$(CONFIG_RUN_PARTS) += run_parts.o
DEBIANUTILS-$(CONFIG_START_STOP_DAEMON) += start_stop_daemon.o

54
debianutils/pipe_progress.c Normal file
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@ -0,0 +1,54 @@
/*
* 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>
#include "busybox.h"
#define PIPE_PROGRESS_SIZE 4096
/* Read a block of data from stdin, write it to stdout.
* Activity is indicated by a '.' to stderr
*/
extern 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);
#ifdef CONFIG_FEATURE_CLEAN_UP
RELEASE_CONFIG_BUFFER(buf);
#endif
return 0;
}

3
include/applets.h
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@ -448,6 +448,9 @@
#ifdef CONFIG_PING6
APPLET(ping6, ping6_main, _BB_DIR_BIN, _BB_SUID_NEVER)
#endif
#ifdef CONFIG_PIPE_PROGRESS
APPLET_NOUSAGE("pipe_progress", pipe_progress_main, _BB_DIR_BIN, _BB_SUID_NEVER)
#endif
#ifdef CONFIG_PIVOT_ROOT
APPLET(pivot_root, pivot_root_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
#endif