/*
* Program to read the temperature from
* the PC Watchdog Board
* by David Walker (dwalker@eskimo.com),
* based on watchdog.c by Ken Hollis.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/pcwd.h>
#define WD_DRIVER_VER "0.22"
void main()
{
int fd, temp = 0;
fd = open("/dev/temperature", O_RDONLY);
if (fd == -1) {
printf( "Either you don't have the Watchdog");
printf( "drivers enabled, or the device\n");
printf( "does not exist.\n");
exit(0);
}
while (1)
{
ioctl(fd, WDIOC_GETTEMP, &temp);
printf("Temperature is %i degrees C\n",
temp);
sleep(15);
}
}
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