From eabcb26fa4a91d410a6f75a9915a9ebb9f702c6b Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Fri, 6 Oct 2017 09:55:40 +0200
Subject: [PATCH] dasdfmt: Implement '-Y/--yast_mode'

Implement an option '-Y' to suppress most output.

Signed-off-by: Hannes Reinecke <hare@suse.com>
---
 dasdfmt/dasdfmt.8 |  7 ++++++-
 dasdfmt/dasdfmt.c | 27 ++++++++++++++++++++-------
 dasdfmt/dasdfmt.h |  1 +
 3 files changed, 27 insertions(+), 8 deletions(-)

diff --git a/dasdfmt/dasdfmt.8 b/dasdfmt/dasdfmt.8
index 07c674b..3fd10a2 100644
--- a/dasdfmt/dasdfmt.8
+++ b/dasdfmt/dasdfmt.8
@@ -7,7 +7,7 @@
 dasdfmt \- formatting of DASD (ECKD) disk drives.
 
 .SH SYNOPSIS
-\fBdasdfmt\fR [-h] [-t] [-v] [-y] [-p] [-Q] [-P] [-m \fIstep\fR]
+\fBdasdfmt\fR [-h] [-t] [-v] [-y] [-p] [-Q] [-P] [-Y] [-m \fIstep\fR]
 .br
         [-r \fIcylinder\fR] [-b \fIblksize\fR] [-l \fIvolser\fR] [-d \fIlayout\fR]
 .br
@@ -113,6 +113,11 @@ The value will be at least as big as the -r or --requestsize value.
 .br
 
 .TP
+\fB-Y\fR or \fB--yast_mode\fR
+YaST mode; suppress most output.
+.br
+
+.TP
 \fB-M\fR \fImode\fR or \fB--mode\fR=\fImode\fR
 Specify the \fImode\fR to be used to format the device. Valid modes are:
 .RS
diff --git a/dasdfmt/dasdfmt.c b/dasdfmt/dasdfmt.c
index 6dd28fa..5b6023a 100644
--- a/dasdfmt/dasdfmt.c
+++ b/dasdfmt/dasdfmt.c
@@ -83,6 +83,7 @@ static struct dasdfmt_globals {
 	int   ese;
 	int   no_discard;
 	int   procnum;
+	int   yast_mode;
 } g = {
 	.dasd_info = { 0 },
 };
@@ -172,6 +173,10 @@ static struct util_opt opt_vec[] = {
 		.option = { "percentage", no_argument, NULL, 'Q' },
 		.desc = "Show progress in percent",
 	},
+	{
+		.option = { "yast_mode", no_argument, NULL, 'Y' },
+		.desc = "YaST mode",
+	},
 	UTIL_OPT_SECTION("MISC"),
 	{
 		.option = { "check_host_count", no_argument, NULL, 'C' },
@@ -392,7 +397,7 @@ static void evaluate_format_error(format
 	unsigned int kl = 0;
 	int blksize = cdata->expect.blksize;
 
-	if (g.print_progressbar || g.print_hashmarks)
+	if ((g.print_progressbar || g.print_hashmarks) && !g.yast_mode)
 		printf("\n");
 
 	/*
@@ -780,8 +785,9 @@ static void check_hashmarks(void)
 			g.hashstep = 10;
 		}

-		printf("Printing hashmark every %d cylinders.\n",
-		       g.hashstep);
+		if (!g.yast_mode)
+			printf("Printing hashmark every %d cylinders.\n",
+			       g.hashstep);
 	}
 }
 
@@ -1462,17 +1468,19 @@ static void do_format_dasd(volume_label_
 			break;
 		}
 
-		printf("Finished formatting the %s device.\n", g.dev_path);
+		if (!g.yast_mode)
+			printf("Finished formatting the %s device.\n", g.dev_path);
 
 		if (!(g.writenolabel || mode == EXPAND))
 			dasdfmt_write_labels(vlabel, cylinders, heads);
 
-		printf("Rereading the partition table for %s... ", g.dev_path);
+		if (!g.yast_mode)
+			printf("Rereading the partition table for %s... ", g.dev_path);
 		err = dasd_reread_partition_table(g.dev_node, 5);
 		if (err != 0) {
 			ERRMSG("%s: error during rereading the partition "
 			       "table: %s.\n", prog_name, strerror(err));
-		} else {
+		} else if (!g.yast_mode) {
 			printf("ok\n");
 		}
 	}
@@ -1548,6 +1556,8 @@
 		error("%s", str);
 
 	set_geo(&cylinders, &heads);
+	if (g.yast_mode)
+		printf("%d\n", cylinders);
 	set_label(&vlabel, &format_params, cylinders);
 
 	if (g.check)
@@ -1693,6 +1701,10 @@ int main(int argc, char *argv[])
 		case OPT_NODISCARD:
 			g.no_discard = 1;
 			break;
+		case 'Y':
+			/* YaST mode */
+			g.yast_mode = 1;
+			break;
 		case 'P':
 			max_parallel = atoi(optarg);
 			break;
-- 
1.7.12.4