xref: /illumos-gate/usr/src/man/man3proc/Pdelwapt.3proc (revision bbf215553c7233fbab8a0afdf1fac74c44781867)
143051d27SRobert Mustacchi.\"
243051d27SRobert Mustacchi.\" This file and its contents are supplied under the terms of the
343051d27SRobert Mustacchi.\" Common Development and Distribution License ("CDDL"), version 1.0.
443051d27SRobert Mustacchi.\" You may only use this file in accordance with the terms of version
543051d27SRobert Mustacchi.\" 1.0 of the CDDL.
643051d27SRobert Mustacchi.\"
743051d27SRobert Mustacchi.\" A full copy of the text of the CDDL should have accompanied this
843051d27SRobert Mustacchi.\" source.  A copy of the CDDL is also available via the Internet at
943051d27SRobert Mustacchi.\" http://www.illumos.org/license/CDDL.
1043051d27SRobert Mustacchi.\"
1143051d27SRobert Mustacchi.\"
1243051d27SRobert Mustacchi.\" Copyright 2015 Joyent, Inc.
1343051d27SRobert Mustacchi.\"
1443051d27SRobert Mustacchi.Dd May 11, 2016
1543051d27SRobert Mustacchi.Dt PDELWAPT 3PROC
1643051d27SRobert Mustacchi.Os
1743051d27SRobert Mustacchi.Sh NAME
1843051d27SRobert Mustacchi.Nm Pdelwapt
1943051d27SRobert Mustacchi.Nd remove a watchpoint in a process
20ab618543SJohn Levon.Sh LIBRARY
2143051d27SRobert Mustacchi.Lb libproc
22ab618543SJohn Levon.Sh SYNOPSIS
2343051d27SRobert Mustacchi.In libproc.h
2443051d27SRobert Mustacchi.Ft int
2543051d27SRobert Mustacchi.Fo Pdelwapt
2643051d27SRobert Mustacchi.Fa "struct ps_prochandle *P"
2743051d27SRobert Mustacchi.Fa "const prwatch_t *wp"
2843051d27SRobert Mustacchi.Fc
2943051d27SRobert Mustacchi.Sh DESCRIPTION
3043051d27SRobert MustacchiThe
3143051d27SRobert Mustacchi.Fn Pdelwapt
3243051d27SRobert Mustacchifunction removes the watchpoint specified by
3343051d27SRobert Mustacchi.Fa wp
3443051d27SRobert Mustacchifrom the process represented by the handle
3543051d27SRobert Mustacchi.Fa P .
3643051d27SRobert MustacchiThe watchpoint should have been installed with either
3743051d27SRobert Mustacchi.Xr Psetwapt 3PROC
3843051d27SRobert Mustacchior the underlying /proc file system
3943051d27SRobert Mustacchi.Sy PCWATCH
4043051d27SRobert Mustacchioperation.
4143051d27SRobert Mustacchi.Pp
4243051d27SRobert MustacchiThe
4343051d27SRobert Mustacchi.Fn Pdelwapt
4443051d27SRobert Mustacchifunction only works on running processes, such as those created through
4543051d27SRobert Mustacchi.Xr Pgrab 3PROC
4643051d27SRobert Mustacchiand
4743051d27SRobert Mustacchi.Xr Pcreate 3PROC .
4843051d27SRobert MustacchiAttempting to remove a watchpoint from process handles to core files,
4943051d27SRobert Mustacchizombie processes, or ELF objects will fail.
5043051d27SRobert Mustacchi.Sh RETURN VALUES
5143051d27SRobert MustacchiUpon successful completion, the
5243051d27SRobert Mustacchi.Fn Pdelwapt
5343051d27SRobert Mustacchifunction removes the watchpoint and returns
5443051d27SRobert Mustacchi.Sy 0 .
5543051d27SRobert MustacchiOtherwise,
5643051d27SRobert Mustacchi.Sy -1
5743051d27SRobert Mustacchiis returned,
5843051d27SRobert Mustacchi.Sy errno
5943051d27SRobert Mustacchiis set to indicate the error.
6043051d27SRobert Mustacchi.Sh ERRORS
6143051d27SRobert MustacchiFor a full list of possible errors see the
6243051d27SRobert Mustacchi.Sy DIAGNOSTICS
6343051d27SRobert Mustacchisection in
64*bbf21555SRichard Lowe.Xr proc 5 .
6543051d27SRobert Mustacchi.Pp
6643051d27SRobert MustacchiThe
6743051d27SRobert Mustacchi.Fn Pdelwapt
6843051d27SRobert Mustacchifunction will fail with:
6943051d27SRobert Mustacchi.Bl -tag -width Er
7043051d27SRobert Mustacchi.It Er ENOENT
7143051d27SRobert MustacchiThe handle
7243051d27SRobert Mustacchi.Fa P
7343051d27SRobert Mustacchirefers to a grabbed core file, a zombie process, or an ELF object.
7443051d27SRobert Mustacchi.El
7543051d27SRobert Mustacchi.Sh INTERFACE STABILITY
7643051d27SRobert Mustacchi.Sy Uncommitted
7743051d27SRobert Mustacchi.Sh MT-LEVEL
7843051d27SRobert MustacchiSee
7943051d27SRobert Mustacchi.Sy LOCKING
8043051d27SRobert Mustacchiin
8143051d27SRobert Mustacchi.Xr libproc 3LIB .
8243051d27SRobert Mustacchi.Sh SEE ALSO
8343051d27SRobert Mustacchi.Xr libproc 3LIB ,
8443051d27SRobert Mustacchi.Xr Pcreate 3PROC ,
8543051d27SRobert Mustacchi.Xr Pgrab 3PROC ,
8643051d27SRobert Mustacchi.Xr Pgrab_core 3PROC ,
8743051d27SRobert Mustacchi.Xr Pgrab_file 3PROC ,
8843051d27SRobert Mustacchi.Xr Psetwapt 3PROC ,
89*bbf21555SRichard Lowe.Xr proc 5
90