ALSARawmidiget_rawmidi_sysname

gboolean
alsarawmidi_get_rawmidi_sysname (
  guint card_id,
  guint device_id,
  char** sysname,
  GError** error
)

Allocate sysname for rawmidi device and return it when it exists.

Nodes under sound subsystem in sysfs are used to gather the information.

`card_id`	`guint`
	The numeridcal identifier of sound card.
`device_id`	`guint`
	The numeric identifier of rawmidi device for the sound card.
`sysname`	`char**`
	The string for sysname of rawmidi device.
	The argument will be set by the function.
	The called function takes ownership of the data, and is responsible for freeing it.
	The value is a NUL terminated UTF-8 string.
`error`	`GError **`
	The return location for a `GError*`, or `NULL`.

Returns:	`gboolean`
	`TRUE` when the overall operation finishes successfully, else `FALSE`.