From 93c687d895752582bd95ef52a53684b346f2cc70 Mon Sep 17 00:00:00 2001
From: Karel Zak
Date: Tue, 16 Oct 2018 15:52:13 +0200
Subject: lib/sysfs: add function to detect partitioned devices

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 lib/sysfs.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'lib')

diff --git a/lib/sysfs.c b/lib/sysfs.c
index 626451bdd..6916c2584 100644
--- a/lib/sysfs.c
+++ b/lib/sysfs.c
@@ -999,6 +999,20 @@ char *sysfs_devno_to_devname(dev_t devno, char *buf, size_t bufsiz)
 	return res;
 }
 
+int sysfs_devno_count_partitions(dev_t devno)
+{
+	struct path_cxt *pc = ul_new_sysfs_path(devno, NULL, NULL);
+	int n = 0;
+
+	if (pc) {
+		char buf[PATH_MAX + 1];
+		char *name = sysfs_blkdev_get_name(pc, buf, sizeof(buf));
+
+		n = sysfs_blkdev_count_partitions(pc, name);
+		ul_unref_path(pc);
+	}
+	return n;
+}
 
 
 #ifdef TEST_PROGRAM_SYSFS
-- 
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