From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from caiajhbdcbhh.dreamhost.com ([208.97.132.177]:54703 "EHLO homiemail-a4.g.dreamhost.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757086Ab2IDN6P (ORCPT ); Tue, 4 Sep 2012 09:58:15 -0400 Subject: [PATCH 2/2] libmount: document LIBMOUNT_DEBUG users From: Davidlohr Bueso Reply-To: dave@gnu.org To: Karel Zak Cc: util-linux Content-Type: text/plain; charset="UTF-8" Date: Tue, 04 Sep 2012 15:58:06 +0200 Message-ID: <1346767086.2668.4.camel@offbook> Mime-Version: 1.0 Sender: util-linux-owner@vger.kernel.org List-ID: Update the manpages of programs that use this environment variable for extra debugging information. Signed-off-by: Davidlohr Bueso --- disk-utils/fsck.8 | 3 +++ misc-utils/lsblk.8 | 3 +++ sys-utils/mountpoint.1 | 4 ++++ sys-utils/swapon.8 | 4 ++++ sys-utils/umount.8 | 7 +++++++ 5 files changed, 21 insertions(+), 0 deletions(-) diff --git a/disk-utils/fsck.8 b/disk-utils/fsck.8 index 1c89cfe..7779fe9 100644 --- a/disk-utils/fsck.8 +++ b/disk-utils/fsck.8 @@ -445,6 +445,9 @@ file. It is also useful for developers who are testing .TP .B LIBBLKID_DEBUG=0xffff enables debug output. +.TP +.B LIBMOUNT_DEBUG=0xffff +enables debug output. .SH SEE ALSO .BR fstab (5), .BR mkfs (8), diff --git a/misc-utils/lsblk.8 b/misc-utils/lsblk.8 index 4ed024f..ced0a13 100644 --- a/misc-utils/lsblk.8 +++ b/misc-utils/lsblk.8 @@ -95,6 +95,9 @@ the time of kernel build. Milan Broz Karel Zak .fi +.SH ENVIRONMENT +.IP LIBMOUNT_DEBUG=0xffff +enables debug output. .SH SEE ALSO .BR findmnt (8), .BR blkid (8), diff --git a/sys-utils/mountpoint.1 b/sys-utils/mountpoint.1 index 3c7d084..5eb4156 100644 --- a/sys-utils/mountpoint.1 +++ b/sys-utils/mountpoint.1 @@ -29,12 +29,16 @@ Zero if the directory is a mountpoint, non-zero if not. .SH AUTHOR .PP Karel Zak +.SH ENVIRONMENT +.IP LIBMOUNT_DEBUG=0xffff +enables debug output. .SH NOTES .PP The util-linux .B mountpoint implementation was written from scratch for libmount. The original version for sysvinit suite was written by Miquel van Smoorenburg. + .SH SEE ALSO .BR mount (8) .SH AVAILABILITY diff --git a/sys-utils/swapon.8 b/sys-utils/swapon.8 index ed4df55..e471d07 100644 --- a/sys-utils/swapon.8 +++ b/sys-utils/swapon.8 @@ -217,6 +217,10 @@ log as "swapon: swapfile has holes." One possible workaround is to map the file to a loopback device. This will allow the file system to determine the mapping properly but may come with a performance impact. +.SH ENVIRONMENT +.IP LIBMOUNT_DEBUG=0xffff +enables debug output. + .SH SEE ALSO .BR swapon (2), .BR swapoff (2), diff --git a/sys-utils/umount.8 b/sys-utils/umount.8 index d073c55..f0fcd99 100644 --- a/sys-utils/umount.8 +++ b/sys-utils/umount.8 @@ -160,6 +160,13 @@ The helper= mount option redirects all umount requests to the .SH FILES .I /etc/mtab table of mounted file systems +.SH ENVIRONMENT +.IP LIBMOUNT_FSTAB= +overrides the default location of the fstab file +.IP LIBMOUNT_MTAB= +overrides the default location of the mtab file +.IP LIBMOUNT_DEBUG=0xffff +enables debug output .SH "SEE ALSO" .BR umount (2), .BR mount (8), -- 1.7.4.1