Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>

void    usage(void);

void
main(int argc, char *argv[])
{
        ulong flag = 0;
        int qflag = 0;

        ARGBEGIN{
        case 'a':
                flag |= MAFTER;
                break;
        case 'b':
                flag |= MBEFORE;
                break;
        case 'c':
                flag |= MCREATE;
                break;
        case 'q':
                qflag = 1;
                break;
        default:
                usage();
        }ARGEND

        if(argc != 2 || (flag&MAFTER)&&(flag&MBEFORE))
                usage();

        if(bind(argv[0], argv[1], flag) < 0){
                if(qflag)
                        exits(0);
                /* try to give a less confusing error than the default */
                if(access(argv[0], 0) < 0)
                        fprint(2, "bind: %s: %r\n", argv[0]);
                else if(access(argv[1], 0) < 0)
                        fprint(2, "bind: %s: %r\n", argv[1]);
                else
                        fprint(2, "bind %s %s: %r\n", argv[0], argv[1]);
                exits("bind");
        }
        exits(0);
}

void
usage(void)
{
        fprint(2, "usage: bind [-q] [-b|-a|-c|-bc|-ac] new old\n");
        exits("usage");
}