From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1ORiq3-0003M5-4Z for barebox@lists.infradead.org; Thu, 24 Jun 2010 09:35:17 +0000 From: Sascha Hauer Date: Thu, 24 Jun 2010 11:35:02 +0200 Message-Id: <1277372108-30332-3-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1277372108-30332-1-git-send-email-s.hauer@pengutronix.de> References: <1277372108-30332-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 2/8] add progression bar function To: barebox@lists.infradead.org Signed-off-by: Sascha Hauer --- include/progress.h | 15 ++++++++++++ lib/Makefile | 1 + lib/show_progress.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 78 insertions(+), 0 deletions(-) create mode 100644 include/progress.h create mode 100644 lib/show_progress.c diff --git a/include/progress.h b/include/progress.h new file mode 100644 index 0000000..5c4dd1e --- /dev/null +++ b/include/progress.h @@ -0,0 +1,15 @@ +#ifndef __PROGRSS_H +#define __PROGRSS_H + +/* Initialize a progress bar. If max > 0 a one line progress + * bar is printed where 'max' corresponds to 100%. If max == 0 + * a multi line progress bar is printed. + */ +void init_progression_bar(int max); + +/* update a progress bar to a new value. If now < 0 then a + * spinner is printed. + */ +void show_progress(int now); + +#endif /* __PROGRSS_H */ diff --git a/lib/Makefile b/lib/Makefile index 4a33aaa..5afbf13 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -30,5 +30,6 @@ obj-y += notifier.o obj-y += copy_file.o obj-y += random.o obj-y += lzo/ +obj-y += show_progress.o obj-$(CONFIG_LZO_DECOMPRESS) += decompress_unlzo.o obj-$(CONFIG_PROCESS_ESCAPE_SEQUENCE) += process_escape_sequence.o diff --git a/lib/show_progress.c b/lib/show_progress.c new file mode 100644 index 0000000..333f498 --- /dev/null +++ b/lib/show_progress.c @@ -0,0 +1,62 @@ +/* + * show_progress.c - simple progress bar functions + * + * Copyright (c) 2010 Sascha Hauer , Pengutronix + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * 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 +#include + +#define HASHES_PER_LINE 65 + +static int printed; +static int progress_max; +static int spin; + +void show_progress(int now) +{ + char spinchr[] = "\\|/-"; + + if (now < 0) { + printf("%c\b", spinchr[spin++ % (sizeof(spinchr) - 1)]); + return; + } + + if (progress_max) + now = now * HASHES_PER_LINE / progress_max; + + while (printed < now) { + if (!(printed % HASHES_PER_LINE) && printed) + printf("\n\t"); + printf("#"); + printed++; + } +} + +void init_progression_bar(int max) +{ + printed = 0; + progress_max = max; + spin = 0; + if (progress_max) + printf("\t[%65s]\r\t[", ""); + else + printf("\t"); +} + -- 1.7.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox