hal-get-property1

Usage

Overview

hal-get-property retrieves a property from 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.

--hex

Show int32/uint64 values in hex (without a leading 0x).

--verbose

Verbose output.

--help

Print out usage.

--version

Print the version.

Return value

If both the property and device object exists the value of the property is printed on stdout and the program will exit with exit code 0. Otherwise the exit code will be non-zero.