2001/0819/port/sysfile.c (diff list | history)

2001/0731/sys/src/9/port/sysfile.c:271,276 – 2001/0819/sys/src/9/port/sysfile.c:271,277 (short | long | prev | next)
2000/0215		if(fd < 0) error(Enofd);
1991/0705		poperror();
2001/0819		if(strstr(up->text, "syscall")!=0) pprint("open %s ref count %d\n", c2name(c), c->ref); // BUG
1990/0227		return fd; }
2001/0731/sys/src/9/port/sysfile.c:668,686 – 2001/0819/sys/src/9/port/sysfile.c:669,685
1990/0227		} long bindmount(ulong *arg, int ismount)
2001/0819		bindmount(int ismount, int fd, int afd, char* arg0, char* arg1, ulong flag, char* spec)
1990/0227		{ ulong flag;
1993/0501		int fd, ret; Chan *c0, *c1, *bc;
2001/0819		int ret; Chan *c0, *c1, *ac, *bc;
1990/0227		struct{ Chan *chan;
2001/0819		Chan *authchan;
1990/0227		char *spec;
1993/1014		int flags;
1990/0227		}bogus; flag = arg[2];
1992/0607		fd = arg[0];
1990/0227		if(flag>MMASK || (flag&MORDER)==(MBEFORE|MAFTER))
1990/11211		error(Ebadarg);
1993/0501
2001/0731/sys/src/9/port/sysfile.c:690,709 – 2001/0819/sys/src/9/port/sysfile.c:689,715
2000/0322		if(up->pgrp->noattach) error(Enoattach);
2001/0819		ac = nil;
1993/0501		bc = fdtochan(fd, ORDWR, 0, 1);
1992/0825		if(waserror()) {
2001/0819		if(ac) cclose(ac);
1997/0327		cclose(bc);
1992/0825		nexterror(); }
2001/0819		if(afd >= 0) ac = fdtochan(afd, ORDWR, 0, 1);
1992/0825		bogus.chan = bc;
2001/0819		bogus.authchan = ac;
1992/0825
1990/11211		validaddr(arg[3], 1, 0);
2001/0527		validname((char*)arg[3], 1);
2001/0819		validaddr((ulong)spec, 1, 0); validname(spec, 1);
1992/0825
1990/0227		bogus.spec = (char*)arg[3];
2001/0819		bogus.spec = spec;
1999/0717		if(waserror())
1994/0622		error(Ebadspec);
2001/0527		validname(bogus.spec, 1);
1999/0717		poperror();
1992/0825
1990/0227		ret = devno('M', 0);
2001/0731/sys/src/9/port/sysfile.c:710,721 – 2001/0819/sys/src/9/port/sysfile.c:716,729
1997/0327		c0 = devtab[ret]->attach((char*)&bogus);
1992/0825		poperror();
2001/0819		if(ac) cclose(ac);
1997/0327		cclose(bc);
1992/0825		} else {
1993/0501		bogus.spec = 0;
1990/0227		validaddr(arg[0], 1, 0);
2001/0527		c0 = namec((char*)arg[0], Amount, 0, 0);
2001/0819		validaddr((ulong)arg0, 1, 0); c0 = namec(arg0, Amount, 0, 0);
1990/0227		}
1993/0501
1990/0227		if(waserror()){
2001/0731/sys/src/9/port/sysfile.c:723,730 – 2001/0819/sys/src/9/port/sysfile.c:731,738
1990/0227		nexterror(); }
1993/0501
1990/0227		validaddr(arg[1], 1, 0); c1 = namec((char*)arg[1], Amount, 0, 0);
2001/0819		validaddr((ulong)arg1, 1, 0); c1 = namec(arg1, Amount, 0, 0);
1990/0227		if(waserror()){
1997/0327		cclose(c1);
1990/0227		nexterror();
2001/0731/sys/src/9/port/sysfile.c:738,743 – 2001/0819/sys/src/9/port/sysfile.c:746,752
1997/0327		cclose(c0);
1991/0705		if(ismount)
1992/0607		fdclose(fd, 0);
2001/0819
1990/0227		return ret; }
2001/0731/sys/src/9/port/sysfile.c:744,756 – 2001/0819/sys/src/9/port/sysfile.c:753,771
1990/0227		long sysbind(ulong *arg) { return bindmount(arg, 0);
2001/0819		return bindmount(0, -1, -1, (char*)arg[0], (char*)arg[1], arg[2], nil);
1990/0227		} long sysmount(ulong *arg) { return bindmount(arg, 1);
2001/0819		return bindmount(1, arg[0], arg[1], nil, (char*)arg[2], arg[3], (char*)arg[4]); } long sys_mount(ulong *arg) { return bindmount(1, arg[0], -1, nil, (char*)arg[1], arg[2], (char*)arg[3]);
1990/0227		} long