Commit 04303f8e authored by Pavel Machek's avatar Pavel Machek Committed by Jiri Kosina

HID: samples/hidraw: make it possible to select device

Makefile that can actually build the example, and allow selecting device to
work on.
Signed-off-by: default avatarPavel Machek <>
Signed-off-by: default avatarJiri Kosina <>
parent f3dddf24
......@@ -8,3 +8,5 @@ hostprogs-y := hid-example
always := $(hostprogs-y)
HOSTCFLAGS_hid-example.o += -I$(objtree)/usr/include
all: hid-example
......@@ -46,10 +46,14 @@ int main(int argc, char **argv)
char buf[256];
struct hidraw_report_descriptor rpt_desc;
struct hidraw_devinfo info;
char *device = "/dev/hidraw0";
if (argc > 1)
device = argv[1];
/* Open the Device with non-blocking reads. In real life,
don't use a hard coded path; use libudev instead. */
fd = open("/dev/hidraw0", O_RDWR|O_NONBLOCK);
fd = open(device, O_RDWR|O_NONBLOCK);
if (fd < 0) {
perror("Unable to open device");
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