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Code Issues Releases Activity

o Remove some misleading and incomplete information about search

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permissions.
o Add a reference to intro(2) where it is properly documented.

Reviewed by:	bde
MFC after:	3 days
This commit is contained in:
Mike Barcroft 2001-08-09 17:29:46 +00:00
parent 107d3f78b0
commit fcd3401ece
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=81362
1 changed files with 8 additions and 11 deletions
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19
lib/libc/sys/access.2
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@ -63,17 +63,19 @@ for write permission and
.Dv X_OK
for execute/search permission) or the existence test,
.Dv F_OK .
All components of the pathname
.Fa path
are checked for access permissions (including
.Dv F_OK ) .
.Pp
For additional information, see the
.Dq File Access Permission
section of
.Xr intro 2 .
.Pp
The real user ID is used in place of the effective user ID
and the real group access list
(including the real group ID) are
used in place of the effective ID for verifying permission.
.Pp
Even if a process has appropriate privileges and indicates success for
Even if a process's real user has appropriate privileges
and indicates success for
.Dv X_OK ,
the file may not actually have execute permission bits set.
Likewise for
@ -106,12 +108,7 @@ file presently being executed.
.It Bq Er EACCES
Permission bits of the file mode do not permit the requested
access, or search permission is denied on a component of the
path prefix. The owner of a file has permission checked with
respect to the ``owner'' read, write, and execute mode bits,
members of the file's group other than the owner have permission
checked with respect to the ``group'' mode bits, and all
others have permissions checked with respect to the ``other''
mode bits.
path prefix.
.It Bq Er EFAULT
.Fa Path
points outside the process's allocated address space.