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Gets NFS-mounted /emul/sunos going again by faking readdir cookies if 

not supported by VOP_READDIR().
This commit is contained in:
pk 1995-10-11 12:50:23 +00:00
parent ddbde6d166
commit b60d6eae12
1 changed files with 25 additions and 3 deletions
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28
sys/compat/sunos/sunos_misc.c
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@ -1,4 +1,4 @@
/* $NetBSD: sunos_misc.c,v 1.56 1995/10/09 11:24:12 mycroft Exp $ */
/* $NetBSD: sunos_misc.c,v 1.57 1995/10/11 12:50:23 pk Exp $ */
/*
* Copyright (c) 1992, 1993
@ -372,8 +372,30 @@ again:
*/
error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, cookiebuf,
ncookies);
if (error)
goto out;
if (error) {
off_t coff;
if (error != EINVAL)
goto out;
error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, 0, 0);
if (error)
goto out;
/* Fake the cookies */
error = 0;
inp = buf;
len = buflen - auio.uio_resid;
coff = off;
cookie = cookiebuf;
for (; len > 0; len -= reclen) {
reclen = ((struct dirent *)inp)->d_reclen;
if (reclen & 3)
panic("sunos_getdents");
coff += reclen; /* each entry points to next */
*cookie++ = coff;
inp += reclen;
}
}
inp = buf;
outp = SCARG(uap, buf);