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Make olstat() consistent with lstat() - so they both return the same

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Submitted by:	Kirk McKusick
This commit is contained in:
David Greenman 1994-09-02 04:14:44 +00:00
parent 2c7a40c7ca
commit 2fc62994a0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=2456
2 changed files with 74 additions and 14 deletions
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44
sys/kern/vfs_extattr.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)vfs_syscalls.c 8.13 (Berkeley) 4/15/94
* $Id: vfs_syscalls.c,v 1.3 1994/08/02 07:43:31 davidg Exp $
* $Id: vfs_syscalls.c,v 1.4 1994/08/20 16:03:14 davidg Exp $
*/
#include <sys/param.h>
@ -1096,18 +1096,48 @@ olstat(p, uap, retval)
register struct olstat_args *uap;
int *retval;
{
struct stat sb;
struct vnode *vp, *dvp;
struct stat sb, sb1;
struct ostat osb;
int error;
struct nameidata nd;
NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF, UIO_USERSPACE, uap->path, p);
NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF | LOCKPARENT, UIO_USERSPACE,
uap->path, p);
if (error = namei(&nd))
return (error);
error = vn_stat(nd.ni_vp, &sb, p);
vput(nd.ni_vp);
if (error)
return (error);
/*
* For symbolic links, always return the attributes of its
* containing directory, except for mode, size, and links.
*/
vp = nd.ni_vp;
dvp = nd.ni_dvp;
if (vp->v_type != VLNK) {
if (dvp == vp)
vrele(dvp);
else
vput(dvp);
error = vn_stat(vp, &sb, p);
vput(vp);
if (error)
return (error);
} else {
error = vn_stat(dvp, &sb, p);
vput(dvp);
if (error) {
vput(vp);
return (error);
}
error = vn_stat(vp, &sb1, p);
vput(vp);
if (error)
return (error);
sb.st_mode &= ~S_IFDIR;
sb.st_mode |= S_IFLNK;
sb.st_nlink = sb1.st_nlink;
sb.st_size = sb1.st_size;
sb.st_blocks = sb1.st_blocks;
}
cvtstat(&sb, &osb);
error = copyout((caddr_t)&osb, (caddr_t)uap->ub, sizeof (osb));
return (error);

44
sys/kern/vfs_syscalls.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)vfs_syscalls.c 8.13 (Berkeley) 4/15/94
* $Id: vfs_syscalls.c,v 1.3 1994/08/02 07:43:31 davidg Exp $
* $Id: vfs_syscalls.c,v 1.4 1994/08/20 16:03:14 davidg Exp $
*/
#include <sys/param.h>
@ -1096,18 +1096,48 @@ olstat(p, uap, retval)
register struct olstat_args *uap;
int *retval;
{
struct stat sb;
struct vnode *vp, *dvp;
struct stat sb, sb1;
struct ostat osb;
int error;
struct nameidata nd;
NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF, UIO_USERSPACE, uap->path, p);
NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF | LOCKPARENT, UIO_USERSPACE,
uap->path, p);
if (error = namei(&nd))
return (error);
error = vn_stat(nd.ni_vp, &sb, p);
vput(nd.ni_vp);
if (error)
return (error);
/*
* For symbolic links, always return the attributes of its
* containing directory, except for mode, size, and links.
*/
vp = nd.ni_vp;
dvp = nd.ni_dvp;
if (vp->v_type != VLNK) {
if (dvp == vp)
vrele(dvp);
else
vput(dvp);
error = vn_stat(vp, &sb, p);
vput(vp);
if (error)
return (error);
} else {
error = vn_stat(dvp, &sb, p);
vput(dvp);
if (error) {
vput(vp);
return (error);
}
error = vn_stat(vp, &sb1, p);
vput(vp);
if (error)
return (error);
sb.st_mode &= ~S_IFDIR;
sb.st_mode |= S_IFLNK;
sb.st_nlink = sb1.st_nlink;
sb.st_size = sb1.st_size;
sb.st_blocks = sb1.st_blocks;
}
cvtstat(&sb, &osb);
error = copyout((caddr_t)&osb, (caddr_t)uap->ub, sizeof (osb));
return (error);