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avoid updating offset in pread; avoid diagnostic about vlong mask (charles forsyth)

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cinap_lenrek 2016-05-16 21:11:54 +02:00
parent 29c7ca80c9
commit b6005f3a45
1 changed files with 7 additions and 5 deletions
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4
sys/src/9/port/sysfile.c
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@ -677,10 +677,12 @@ read(int fd, uchar *p, long n, vlong *offp)
}else
nnn = nn = devtab[c->type]->read(c, p, n, off);
if((c->qid.type & QTDIR) || offp == nil){
lock(c);
c->devoffset += nn;
c->offset += nnn;
unlock(c);
}
poperror();
cclose(c);
@ -1278,7 +1280,7 @@ packoldstat(uchar *buf, Dir *d)
p += 28;
strncpy((char*)p, d->gid, 28);
p += 28;
q = d->qid.path & ~DMDIR; /* make sure doesn't accidentally look like directory */
q = (ulong)d->qid.path & ~DMDIR; /* make sure doesn't accidentally look like directory */
if(d->qid.type & QTDIR) /* this is the real test of a new directory */
q |= DMDIR;
PBIT32(p, q);