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authorGravatar Glenn L McGrath <bug1@ihug.co.nz>2003-11-14 10:04:33 +0000
committerGravatar Glenn L McGrath <bug1@ihug.co.nz>2003-11-14 10:04:33 +0000
commite9080c9f4170b6634f8f8373874e758f48df9127 (patch)
treeb13b328cd2d77a6b5cdbdd05c508f46cf0ed83d9 /debianutils/pipe_progress.c
parent7b215b99b2c2af4491fdb05058eee1abcc0d37aa (diff)
downloadbusybox-e9080c9f4170b6634f8f8373874e758f48df9127.tar.gz
busybox-e9080c9f4170b6634f8f8373874e758f48df9127.tar.bz2
NEW APPLET: pipe_progress, used by debian installer
Diffstat (limited to 'debianutils/pipe_progress.c')
-rw-r--r--debianutils/pipe_progress.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/debianutils/pipe_progress.c b/debianutils/pipe_progress.c
new file mode 100644
index 000000000..81ce395c9
--- /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;
+}