1991/0614/port/sysfile.c (diff list | history)

1991/0501/sys/src/9/port/sysfile.c:243,248 – 1991/0614/sys/src/9/port/sysfile.c:243,249 (short | long | prev | next)
Possible semantics change: insert poperrors in read, write, remove, despite comment at top of file. Bug fix: poperror bug in mount. rsc Fri Mar 4 17:11:44 2005
1990/0227		else
1991/0411		n = (*devtab[c->type].read)(c, (void*)arg[1], n, c->offset);
1990/0227		c->offset += n;
1991/0614		poperror();
1991/0411		qunlock(&c->rdl);
1990/0227		return n; }
1991/0501/sys/src/9/port/sysfile.c:265,270 – 1991/0614/sys/src/9/port/sysfile.c:266,272
1990/11211		error(Eisdir);
1991/0411		n = (*devtab[c->type].write)(c, (void*)arg[1], arg[2], c->offset);
1990/0227		c->offset += n;
1991/0614		poperror();
1991/0411		qunlock(&c->wrl);
1990/0227		return n; }
1991/0501/sys/src/9/port/sysfile.c:305,313 – 1991/0614/sys/src/9/port/sysfile.c:307,315
1990/0227		break; } off = c->offset;
1991/0614		poperror();
1991/0411		qunlock(&c->rdl); qunlock(&c->wrl);
1990/0227		poperror(); return off; }
1991/0501/sys/src/9/port/sysfile.c:412,419 – 1991/0614/sys/src/9/port/sysfile.c:414,423
1990/11211		if(flag && !(c0->qid.path&CHDIR)) error(Ebadmount);
1990/0227		ret = mount(c0, c1, flag); close(c0);
1991/0614		poperror();
1990/0227		close(c1);
1991/0614		poperror(); close(c0);
1990/0227		if(ismount){ close(bogus.chan); fdclose(arg[0]);
1991/0501/sys/src/9/port/sysfile.c:465,470 – 1991/0614/sys/src/9/port/sysfile.c:469,475
1990/0227		* so fake it up. rootclose() is known to be a nop. */ c->type = 0;
1991/0614		poperror();
1990/0227		close(c); return 0; }