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Retrieve hidraw file from command line

pull/7/head
nirenjan 2015-11-28 10:06:38 -08:00
parent 0a541e18ba
commit 4a1ca0badb
1 changed files with 6 additions and 1 deletions
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7
tools/hidraw/hidraw.c
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@ -48,9 +48,14 @@ int main(int argc, char **argv)
struct hidraw_report_descriptor rpt_desc; struct hidraw_report_descriptor rpt_desc;
struct hidraw_devinfo info; struct hidraw_devinfo info;
if (argc != 2) {
fprintf(stderr, "usage: %s <path-to-hidraw-file>\n", argv[0]);
return 1;
}
/* Open the Device with non-blocking reads. In real life, /* Open the Device with non-blocking reads. In real life,
don't use a hard coded path; use libudev instead. */ don't use a hard coded path; use libudev instead. */
fd = open("/dev/hidraw0", O_RDONLY); fd = open(argv[1], O_RDONLY);
if (fd < 0) { if (fd < 0) {
perror("Unable to open device"); perror("Unable to open device");