* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
-#include <sys/ioctl.h>
-#include "busybox.h"
-
+//#include <sys/ioctl.h>
+#include "libbb.h"
/* From <linux/kd.h> */
struct kbkeycode {
- unsigned int scancode, keycode;
+ unsigned scancode, keycode;
};
enum {
KDSETKEYCODE = 0x4B4D /* write kernel keycode table entry */
};
-int setkeycodes_main(int argc, char** argv);
-int setkeycodes_main(int argc, char** argv)
+int setkeycodes_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int setkeycodes_main(int argc, char **argv)
{
int fd, sc;
struct kbkeycode a;
- if (argc % 2 != 1 || argc < 2) {
+ if (!(argc & 1) /* if even */ || argc < 2) {
bb_show_usage();
}
- fd = get_console_fd();
+ fd = get_console_fd_or_die();
while (argc > 2) {
- a.keycode = xatoul_range(argv[2], 0, 127);
+ a.keycode = xatou_range(argv[2], 0, 127);
a.scancode = sc = xstrtoul_range(argv[1], 16, 0, 255);
if (a.scancode > 127) {
a.scancode -= 0xe000;
a.scancode += 128;
}
- if (ioctl(fd, KDSETKEYCODE, &a)) {
- bb_perror_msg_and_die("failed to set SCANCODE %x to KEYCODE %d", sc, a.keycode);
- }
+ ioctl_or_perror_and_die(fd, KDSETKEYCODE, &a,
+ "can't set SCANCODE %x to KEYCODE %d",
+ sc, a.keycode);
argc -= 2;
argv += 2;
}