#include <sys/socket.h>

#include <netinet/in.h>

#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>

#include <unistd.h>

#define PORT 22
#define HOST "129.94.44.44"

void handler(int);

int main(int argc, char **argv)
{


	struct sockaddr_in saddr;
	int ret;
	int c;
	int fd;
	char buf[BUFSIZ];
	int val;
	size_t len;
	struct sigaction act, oact;
	char *host = HOST;
	unsigned short port = PORT;

	val = 0;
	len = sizeof(val);

	while ((c = getopt(argc, argv, "h:p:")) != -1) {
                switch (c) {
                        case 'h':
                                host = strdup(optarg);
                                break;
                        case 'p':
                                port = atoi(optarg);
                                break;
                        default:
                                break;
                }
        }      

	bzero(&act, sizeof(struct sigaction));
	bzero(&oact, sizeof(struct sigaction));

	act.sa_flags |= SA_RESTART;
	act.sa_handler = handler;

	ret = sigaction(SIGALRM, &act, &oact);


	if (ret < 0) {

		printf("sigaction\n");
		exit(1);
	}

	memset(&saddr, 0, sizeof(struct sockaddr_in));

	saddr.sin_family = AF_INET;
	saddr.sin_port   = htons(port);
	saddr.sin_addr.s_addr = inet_addr(host);

	fd = socket(AF_INET, SOCK_STREAM, 0);

	if (fd < 0) {
		printf("socket\n");
		exit(1);
	}
	


	alarm(1);

	errno = 0;

	ret = connect(fd, (struct sockaddr *)&saddr, 
		sizeof(struct sockaddr));

	printf("returned from connect\n");

	if (ret < 0) {
		printf("connect\n");
		printf("%s\n", strerror(errno));

	}

	close(fd);

	return(0);
}

void handler(int signo)
{

	printf("in signal hander\n");
	return ;

}