openbsd/src
1
0
Fork 0
mirror of https://github.com/openbsd/src.git synced 2026-04-25 14:45:52 +00:00
Code Issues Projects Releases Wiki Activity

document __pledge_open; ok sthen beck guenther

Browse Source
This commit is contained in:
deraadt
2026-03-14 17:10:15 +00:00
parent 09b109bb26
commit c669e53c2a
1 changed files with 16 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
lib/libc/sys/open.2
View File

@@ -1,4 +1,4 @@
.\" $OpenBSD: open.2,v 1.52 2025/08/04 04:59:31 guenther Exp $
.\" $OpenBSD: open.2,v 1.53 2026/03/14 17:10:15 deraadt Exp $
.\" $NetBSD: open.2,v 1.8 1995/02/27 12:35:14 cgd Exp $
.\"
.\" Copyright (c) 1980, 1991, 1993
@@ -30,7 +30,7 @@
.\"
.\" @(#)open.2 8.2 (Berkeley) 11/16/93
.\"
.Dd $Mdocdate: August 4 2025 $
.Dd $Mdocdate: March 14 2026 $
.Dt OPEN 2
.Os
.Sh NAME
@@ -42,6 +42,8 @@
.Ft int
.Fn open "const char *path" "int flags" ...
.Ft int
.Fn __pledge_open "const char *path" "int flags" ...
.Ft int
.Fn openat "int fd" "const char *path" "int flags" ...
.Sh DESCRIPTION
The file name specified by
@@ -204,6 +206,18 @@ open simultaneously by one process.
returns the current system limit.
.Pp
The
.Fn __pledge_open
function is equivalent to
.Fn open
except it is only called by specific libc internal functions to
indicate intent to the kernel.
The
.Fn __pledge_open
symbol is not exported, but will show up
.Xr kdump 1
output.
.Pp
The
.Fn openat
function is equivalent to
.Fn open