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Document missing requests.

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This commit is contained in:
Diomidis Spinellis 2009-03-27 11:03:02 +00:00
parent ee94c7ef01
commit 15ced2cfb3
1 changed files with 18 additions and 2 deletions
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20
lib/libc/sys/ptrace.2
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@ -2,7 +2,7 @@
.\" $NetBSD: ptrace.2,v 1.2 1995/02/27 12:35:37 cgd Exp $
.\"
.\" This file is in the public domain.
.Dd April 9, 2007
.Dd March 27, 2009
.Dt PTRACE 2
.Os
.Sh NAME
@ -77,7 +77,8 @@ special case noted below, all
.Fn ptrace
calls are made by the tracing process, and the
.Fa pid
argument specifies the process ID of the traced process.
argument specifies the process ID of the traced process
or a corresponding thread ID.
The
.Fa request
argument
@ -311,6 +312,21 @@ with the array size specified by
The return value from
.Fn ptrace
is the count of array entries filled in.
.It PT_SETSTEP
This request will turn on single stepping of the specified process.
.It PT_CLEARSTEP
This request will turn off single stepping of the specified process.
.It PT_SUSPEND
This request will suspend the specified thread.
.It PT_RESUME
This request will resume the specified thread.
.It PT_TO_SCE
This request will trace the specified process on each system call entry.
.It PT_TO_SCX
This request will trace the specified process on each system call exit.
.It PT_SYSCALL
This request will trace the specified process
on each system call entry and exit.
.El
.Pp
Additionally, machine-specific requests can exist.