Mugunthan V N 44c5ba96ec tools: iio: iio_generic_buffer: fix argument '?' option
When help ('?') option is passed to the command, the help text
printed but not from '?' switch case of getopt_long() but as a
invalid argument as below. Fix this by adding '?' to opt_String
of getopt_long().

root@am437x-evm:~# ./iio_generic_buffer -?
./iio_generic_buffer: invalid option -- '?'
Usage: generic_buffer [options]...
Capture, convert and output data from IIO device buffer
  -a         Auto-activate all available channels
...

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-09-22 18:46:39 +01:00
..
2016-08-04 11:02:38 +02:00
2016-07-26 17:56:45 -07:00
2016-08-15 05:05:51 +03:00
2016-06-23 11:07:13 +02:00