diff options
Diffstat (limited to 'debianutils')
| -rw-r--r-- | debianutils/Config.in | 6 | ||||
| -rw-r--r-- | debianutils/Makefile.in | 1 | ||||
| -rw-r--r-- | debianutils/pipe_progress.c | 54 |
3 files changed, 61 insertions, 0 deletions
diff --git a/debianutils/Config.in b/debianutils/Config.in index 6534cc7..399ccae 100644 --- a/debianutils/Config.in +++ b/debianutils/Config.in @@ -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 diff --git a/debianutils/Makefile.in b/debianutils/Makefile.in index 8ca05c7..4653017 100644 --- a/debianutils/Makefile.in +++ b/debianutils/Makefile.in @@ -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 diff --git a/debianutils/pipe_progress.c b/debianutils/pipe_progress.c new file mode 100644 index 0000000..81ce395 --- /dev/null +++ b/debianutils/pipe_progress.c @@ -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; +} |