#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>

int main(int argc,char *argv[])
{
    	char symname[ ]={"mysym"};
    	char buf[80];

    	if(argc<2)
       		return 0;

    	if(symlink(argv[1], symname)==-1)
    	{
        	printf("symlink error!\n");
        	exit(1);
    	}

    	if(!readlink(symname, buf, sizeof(buf)))
    	{
        	printf("readlink error!\n");
        	exit(1);
    	}
    	printf("name of symbol link: %s.\n", buf);
    
    	exit(0);
}