2 files changed, 17 insertions, 0 deletions

diff --git a/include/applets.h b/include/applets.h
index e2fe25167..a4e78af57 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -435,6 +435,9 @@
 #ifdef CONFIG_MOUNT
         APPLET(mount, mount_main, _BB_DIR_BIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_MOUNTPOINT
+        APPLET(mountpoint, mountpoint_main, _BB_DIR_BIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_MSH
         APPLET_NOUSAGE("msh", msh_main, _BB_DIR_BIN, _BB_SUID_NEVER)
 #endif
diff --git a/include/usage.h b/include/usage.h
index dc8058a20..662227818 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -1922,6 +1922,20 @@
         "$ mount /dev/fd0 /mnt -t msdos -o ro\n" \
         "$ mount /tmp/diskimage /opt -t ext2 -o loop\n"
 
+#define mountpoint_trivial_usage \
+        "[-q] <[-d] DIR | -x DEVICE>"
+#define mountpoint_full_usage \
+        "mountpoint checks if the directory is a mountpoint\n\n" \
+        "Options:\n"  \
+        "\t-q:\t\tBe more quiet\n" \
+        "\t-d:\t\tPrint major/minor device number of the filesystem\n" \
+        "\t-x:\t\tPrint major/minor device number of the blockdevice"
+#define mountpoint_example_usage \
+        "$ mountpoint /proc\n" \
+        "/proc is not a mountpoint\n" \
+        "$ mountpoint /sys\n" \
+        "/sys is a mountpoint\n"
+
 #define mt_trivial_usage \
         "[-f device] opcode value"
 #define mt_full_usage \