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#include <stdio.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <unistd.h>
#define SHM_SYNAPTICS 23947
typedef struct _SynapticsSHM {
int x, y;
} SynapticsSHM;
int main() {
SynapticsSHM *synshm;
int shmid;
if((shmid = shmget(SHM_SYNAPTICS, 0, 0)) == -1)
printf("shmget Fehler\n");
if((synshm = (SynapticsSHM*) shmat(shmid, NULL, 0)) == NULL)
printf("shmat Fehler\n");
while(1) {
printf("x:%d y:%d\n", synshm->x, synshm->y);
usleep(100000);
}
exit(0);
}
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