Attachment 144666 Details for Bug 180970 – ps_strings.3

ps_strings.3

ps_strings.3 (text/troff), 2.61 KB, created by Carlos J Puga Medina on 2014-07-14 18:06:54 UTC

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Creator: Carlos J Puga Medina

Created: 2014-07-14 18:06:54 UTC

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obsolete

>.\" Copyright (c) 1983, 1991, 1993
>.\"	The Regents of the University of California.  All rights reserved.
>.\"
>.\" Redistribution and use in source and binary forms, with or without
>.\" modification, are permitted provided that the following conditions
>.\" are met:
>.\" 1. Redistributions of source code must retain the above copyright
>.\"    notice, this list of conditions and the following disclaimer.
>.\" 2. Redistributions in binary form must reproduce the above copyright
>.\"    notice, this list of conditions and the following disclaimer in the
>.\"    documentation and/or other materials provided with the distribution.
>.\" 4. Neither the name of the University nor the names of its contributors
>.\"    may be used to endorse or promote products derived from this software
>.\"    without specific prior written permission.
>.\"
>.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
>.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
>.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
>.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
>.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
>.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
>.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
>.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
>.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
>.\" SUCH DAMAGE.
>.\"
>.\" $FreeBSD:$
>.\"
>.Dd June 21, 2014
>.Dt PS_STRINGS 3
>.Os
>.Sh NAME
>.Nm ps_strings
>.Nd argument and environment information
>.Sh SYNOPSIS
>.In sys/exec.h
>.Sh DESCRIPTION
>The
>.Nm
>structure is found at the top of the user stack of each user process.
>The
>.Xr ps 1
>program uses it to locate
>.Fa argv
>and environment strings.
>Programs that wish to have
>.Xr ps 1
>display other information may modify the values in this structure.
>.Bd -literal
>struct ps_strings {
>	char	**ps_argvstr;	/* first of 0 or more argument strings */
>	unsigned int ps_nargvstr; /* the number of argument strings */
>	char	**ps_envstr;	/* first of 0 or more environment strings */
>	unsigned int ps_nenvstr; /* the number of environment strings */
>};
>.Ed
>.Pp
>The
>.Fa ps_argvstr
>field points to the
>.Fa argv
>vector, and the
>.Fa ps_nargvstr
>field is the same as the program's
>.Fa argc .
>The fields
>.Fa ps_envstr
>and
>.Fa ps_nenvstr
>are the equivalent for the environment.
>.Sh SEE ALSO
>.Xr execve 2
>.Sh AUTHORS
>.An -nosplit
>The
>.Nm
>structure was created by
>.An Chris Torek
>.Aq torek@torek.net .

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