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Commit e06e3d71 authored by Hartmut Knaack's avatar Hartmut Knaack Committed by Jonathan Cameron
Browse files

tools:iio: rework program parameters 



In generic_buffer.c: sort program parameters alphabetically and provide
		     usage information
In lsiio.c: drop unused parameters

Signed-off-by: default avatarHartmut Knaack <knaack.h@gmx.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1e7c3478

tools/iio/generic_buffer.c

+36 −19
Original line number Diff line number Diff line
@@ -168,6 +168,19 @@ void process_scan(char *data, 
	printf("\n");

}



void print_usage(void)

{

	printf("Usage: generic_buffer [options]...\n"

	       "Capture, convert and output data from IIO device buffer\n"

	       "  -c <n>     Do n conversions\n"

	       "  -e         Disable wait for event (new data)\n"

	       "  -g         Use trigger-less mode\n"

	       "  -l <n>     Set buffer length to n samples\n"

	       "  -n <name>  Set device name (mandatory)\n"

	       "  -t <name>  Set trigger name\n"

	       "  -w <n>     Set delay between reads in us (event-less mode)\n");

}



int main(int argc, char **argv)

{

	unsigned long num_loops = 2;
@@ -193,29 +206,19 @@ int main(int argc, char **argv) 


	struct iio_channel_info *channels;



	while ((c = getopt(argc, argv, "l:w:c:et:n:g")) != -1) {

	while ((c = getopt(argc, argv, "c:egl:n:t:w:")) != -1) {

		switch (c) {

		case 'n':

			device_name = optarg;

			break;

		case 't':

			trigger_name = optarg;

			datardytrigger = 0;

			break;

		case 'e':

			noevents = 1;

			break;

		case 'c':

			errno = 0;

			num_loops = strtoul(optarg, &dummy, 10);

			if (errno)

				return -errno;

			break;

		case 'w':

			errno = 0;

			timedelay = strtoul(optarg, &dummy, 10);

			if (errno)

				return -errno;

		case 'e':

			noevents = 1;

			break;

		case 'g':

			notrigger = 1;

			break;

		case 'l':

			errno = 0;
@@ -223,16 +226,30 @@ int main(int argc, char **argv) 
			if (errno)

				return -errno;

			break;

		case 'g':

			notrigger = 1;

		case 'n':

			device_name = optarg;

			break;

		case 't':

			trigger_name = optarg;

			datardytrigger = 0;

			break;

		case 'w':

			errno = 0;

			timedelay = strtoul(optarg, &dummy, 10);

			if (errno)

				return -errno;

			break;

		case '?':

			print_usage();

			return -1;

		}

	}



	if (device_name == NULL)

	if (device_name == NULL) {

		printf("Device name not set\n");

		print_usage();

		return -1;

	}



	/* Find the device requested */

	dev_num = find_type_by_name(device_name, "iio:device");

tools/iio/lsiio.c

+2 −4
Original line number Diff line number Diff line
@@ -164,7 +164,7 @@ int main(int argc, char **argv) 
{

	int c, err = 0;



	while ((c = getopt(argc, argv, "d:D:v")) != EOF) {

	while ((c = getopt(argc, argv, "v")) != EOF) {

		switch (c) {

		case 'v':

			verblevel++;
@@ -179,9 +179,7 @@ int main(int argc, char **argv) 
	if (err || argc > optind) {

		fprintf(stderr, "Usage: lsiio [options]...\n"

			"List industrial I/O devices\n"

			"  -v, --verbose\n"

			"      Increase verbosity (may be given multiple times)\n"

			);

			"  -v  Increase verbosity (may be given multiple times)\n");

		exit(1);

	}