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/* loadkeys - load national keyboard map Author: Marcus Hampel
*/
#include <sys/types.h>
#include <sys/ioctl.h>
#include <minix/keymap.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#define KBD_DEVICE "/dev/console"
void fatal(char *say)
{
fprintf(stderr, "loadkeys: %s: %s\n", say, strerror(errno));
exit(EXIT_FAILURE);
}
void usage(void)
{
fprintf(stderr, "usage: loadkeys <mapfile>\n");
exit(EXIT_FAILURE);
}
int main(int argc, char *argv[])
{
char sig[4];
keymap_t keymap;
int fd;
if (argc != 2)
usage();
if ((fd = open(argv[1], O_RDONLY)) < 0) fatal(argv[1]);
if (read(fd, sig, sizeof(sig)) < sizeof(sig)) fatal(argv[1]);
if (memcmp(sig, KEY_MAGIC, sizeof(sig)) != 0) {
fprintf(stderr, "loadkeys: %s: not a keymap file\n", argv[1]);
return EXIT_FAILURE;
}
if (read(fd, keymap, sizeof(keymap)) < sizeof(keymap)) fatal(argv[1]);
close(fd);
if ((fd = open(KBD_DEVICE, O_WRONLY)) < 0) fatal(KBD_DEVICE);
if (ioctl(fd, KIOCSMAP, keymap) < 0) fatal(KBD_DEVICE);
return EXIT_SUCCESS;
}
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