On 21/09/16 17:57, Mugunthan V N wrote:
> 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@xxxxxx>
Thanks,
Applied to the togreg branch of iio.git, initially pushed
out as testing.
Jonathan
> ---
> tools/iio/iio_generic_buffer.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/iio/iio_generic_buffer.c b/tools/iio/iio_generic_buffer.c
> index f39c0e9..85e2329 100644
> --- a/tools/iio/iio_generic_buffer.c
> +++ b/tools/iio/iio_generic_buffer.c
> @@ -352,7 +352,7 @@ int main(int argc, char **argv)
>
> register_cleanup();
>
> - while ((c = getopt_long(argc, argv, "ac:egl:n:N:t:T:w:", longopts, NULL)) != -1) {
> + while ((c = getopt_long(argc, argv, "ac:egl:n:N:t:T:w:?", longopts, NULL)) != -1) {
> switch (c) {
> case 'a':
> autochannels = AUTOCHANNELS_ENABLED;
>
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