1 files changed, 54 insertions, 0 deletions
diff --git a/usr/src/man/man3proc/Pisprocdir.3proc b/usr/src/man/man3proc/Pisprocdir.3proc
new file mode 100644
index 0000000000..daa3569c8f
--- /dev/null
+++ b/usr/src/man/man3proc/Pisprocdir.3proc
@@ -0,0 +1,54 @@
+.\"
+.\" This file and its contents are supplied under the terms of the
+.\" Common Development and Distribution License ("CDDL"), version 1.0.
+.\" You may only use this file in accordance with the terms of version
+.\" 1.0 of the CDDL.
+.\"
+.\" A full copy of the text of the CDDL should have accompanied this
+.\" source.  A copy of the CDDL is also available via the Internet at
+.\" http://www.illumos.org/license/CDDL.
+.\"
+.\"
+.\" Copyright 2015 Joyent, Inc.
+.\"
+.Dd May 11, 2016
+.Dt PISPROCIDR 3PROC
+.Os
+.Sh NAME
+.Nm Pisprocdir
+.Nd determine if a directory is the /proc directory
+.Sh SYNOPSIS
+.Lb libproc
+.In libproc.h
+.Ft int
+.Fo Pisprocdir
+.Fa "struct ps_prochandle *P"
+.Fa "const char *dir"
+.Fc
+.Sh DESECRIPTION
+The
+.Fn Pisprocdir
+function determines whether or not the directory
+.Fa dir
+is the root of the /proc file-system. This works across loopback file
+system (lofs) mounts and chroots.
+.Sh RETURN VALUES
+Upon successful completion, the
+.Fn Pisprocdir
+function returns
+.Sy 1
+if
+.Fa dir
+is the /proc directory, otherwise if not, it returns
+.Sy 0 .
+.Sh INTERFACE STABILITY
+.Sy Uncommitted
+.Sh MT-LEVEL
+See
+.Sy LOCKING
+in
+.Xr libproc 3LIB .
+.Sh SEE ALSO
+.Xr libproc 3LIB ,
+.Xr proc 4 ,
+.Xr lofs 7FS