NAME
hal-set-property - set a property on a device object
SYNOPSIS
hal-set-property [options]
DESCRIPTION
hal-set-property sets a property on a device object in the HAL device
database. For more information about both the big picture and specific
HAL properties, refer to the HAL spec which can be found in
/usr/share/doc/hal-doc/spec/hal-spec.html depending on the
distribution.
OPTIONS
The following options are supported:
--udi The UDI (Unique Device Identifier) of the device object.
--key The name of the property.
--int Set value property of the property to a 32-bit signed integer.
The value passed is assumed to be decimal unless it’s prefixed
with 0x or x for hexadecimal values.
--uint64
Set value property of the property to a 64-bit unsigned integer.
The value passed is assumed to be decimal unless it’s prefixed
with 0x or x for hexadecimal values.
--string
Set value property of the property to a string.
--double
Set value property of the property to a floating point number.
--bool Set value property of the property to boolean, e.g. true or
false.
--strlist-pre
Prepend an item to a string list.
--strlist-post
Append an item to a string list.
--strlist-rem
Remove an item from a string list.
--remove
Remove a property.
--help Print out usage.
--version
Print the version.
RETURN VALUE
If setting the property succeeds, this program will exit with exit code
0. On errors a non-zero the program will exit with a non-zero exit
code. Note that setting properties on the HAL device database usually
requires super user privileges.
BUGS
Please send bug reports to either the distribution or the HAL mailing
list, see http://lists.freedesktop.org/mailman/listinfo/hal on how to
subscribe.
SEE ALSO
hald(8), lshal(1), hal-get-property(1), hal-find-by-property(1), hal-
find-by-capability(1)
AUTHOR
Written by David Zeuthen <david@fubar.dk> with a lot of help from many
others.