blkid: document LIBBLKID_DEBUG users

Update the manpages of programs that use this environment variable for
extra debugging information.

Signed-off-by: Davidlohr Bueso <dave@gnu.org>

diff --git a/disk-utils/fsck.8 b/disk-utils/fsck.8
index 4cfeb1f49a95b6636322ca9742350ce539991a7d..1c89cfe69a19e2dcbd20ece55bf45a0ea48e6604 100644 (file)
--- a/disk-utils/fsck.8
+++ b/disk-utils/fsck.8
@@ -442,6 +442,9 @@ to override the standard location of the
 .B /etc/fstab
 file.  It is also useful for developers who are testing
 .BR fsck .
+.TP
+.B LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH SEE ALSO
 .BR fstab (5),
 .BR mkfs (8),

diff --git a/disk-utils/mkswap.8 b/disk-utils/mkswap.8
index c65317115d4440d85183405e3a206c6fd4925100..ad9b4b99e9bf6b6b6590224ab690a8573ab3dbbb 100644 (file)
--- a/disk-utils/mkswap.8
+++ b/disk-utils/mkswap.8
@@ -139,6 +139,9 @@ Note that a swap file must not contain any holes (so, using
 .BR cp (1)
 to create the file is not acceptable).
 
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 
 .SH "SEE ALSO"
 .BR fdisk (8),

diff --git a/disk-utils/partx.8 b/disk-utils/partx.8
index be1608d78db49dd22354153d8c8c596c9a72e551..6142bd09f4964b3492e871fa9e292033626baf10 100644 (file)
--- a/disk-utils/partx.8
+++ b/disk-utils/partx.8
@@ -166,6 +166,9 @@ The original version was written by
 .MT aeb@cwi.nl
 Andries E. Brouwer
 .ME .
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH AVAILABILITY
 The partx command is part of the util-linux package and is available from
 .UR ftp://\:ftp.kernel.org\:/pub\:/linux\:/utils\:/util-linux/

diff --git a/disk-utils/swaplabel.8 b/disk-utils/swaplabel.8
index 0d47456c43b78c071f1ba61472e28a6c6cff7e8d..4e655ef06d811cc850266541d07df10815dad457 100644 (file)
--- a/disk-utils/swaplabel.8
+++ b/disk-utils/swaplabel.8
@@ -58,6 +58,9 @@ must be in the standard 8-4-4-4-12 character format, such as is output by
 .SH AUTHOR
 .B swaplabel
 was written by Jason Borden <jborden@bluehost.com> and Karel Zak <kzak@redhat.com>.
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH AVAILABILITY
 The swaplabel command is part of the util-linux package and is available from
 ftp://ftp.kernel.org/pub/linux/utils/util-linux/.

diff --git a/misc-utils/blkid.8 b/misc-utils/blkid.8
index dc1e68f3b230385a1ae28f93c94ce580e8ae78bd..93f03679bc062e484adface5d8402260499a130f 100644 (file)
--- a/misc-utils/blkid.8
+++ b/misc-utils/blkid.8
@@ -290,6 +290,9 @@ file.
 .B blkid
 was written by Andreas Dilger for libblkid and improved by Theodore Ts'o
 and Karel Zak.
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH AVAILABILITY
 The blkid command is part of the util-linux package and is available from
 ftp://ftp.kernel.org/pub/linux/utils/util-linux/.

diff --git a/misc-utils/findfs.8 b/misc-utils/findfs.8
index b7549030134e15eb41ed21c5aa5ec86be8c5e44a..8b6b39544959e38b9a8647797f304b3c9f678d97 100644 (file)
--- a/misc-utils/findfs.8
+++ b/misc-utils/findfs.8
@@ -25,6 +25,9 @@ be printed on stdout.
 .B findfs
 was originally written by Theodore Ts'o (tytso@mit.edu) and re-written for
 the util-linux package by Karel Zak (kzak@redhat.com).
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH AVAILABILITY
 The findfs command is part of the util-linux package and is available from
 ftp://ftp.kernel.org/pub/linux/utils/util-linux/.

diff --git a/misc-utils/wipefs.8 b/misc-utils/wipefs.8
index cecdc441f20672c93701c829a9e3d153def760d3..05a549686a5da0e096a58eb76f8c3a8f06812f0a 100644 (file)
--- a/misc-utils/wipefs.8
+++ b/misc-utils/wipefs.8
@@ -65,6 +65,9 @@ taken. For more details see mount(8).
 Output version information and exit.
 .SH AUTHOR
 Karel Zak <kzak@redhat.com>.
+.SH ENVIRONMENT
+.IP LIBBLKID_DEBUG=0xffff
+enables debug output.
 .SH AVAILABILITY
 The wipefs command is part of the util-linux package and is available from
 ftp://ftp.kernel.org/pub/linux/utils/util-linux/.