Implement a new option to ps.. `-U username'. This allows you to

list the processes belonging to a particular user without having to use
`-u' and grepping for the username.  Basically you can now get a short
`ps -x' like list (with more space for the command) for other users.
This commit is contained in:
Peter Wemm 1995-12-26 03:38:55 +00:00
parent 3656f85bbd
commit 73eb8310a9
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=13020
2 changed files with 19 additions and 4 deletions

View File

@ -30,7 +30,7 @@
.\" SUCH DAMAGE.
.\"
.\" @(#)ps.1 8.3 (Berkeley) 4/18/94
.\" $Id$
.\" $Id: ps.1,v 1.4 1994/09/24 02:56:46 davidg Exp $
.\"
.Dd April 18, 1994
.Dt PS 1
@ -47,6 +47,7 @@
.Op Fl o Ar fmt
.Op Fl p Ar pid
.Op Fl t Ar tty
.Op Fl U Ar username
.Op Fl W Ar swap
.Nm ps
.Op Fl L
@ -130,6 +131,9 @@ with the standard input.
.It Fl t
Display information about processes attached to the specified terminal
device.
.It Fl U
Display the processes belonging to the specified
.Tn username .
.It Fl u
Display information associated with the following keywords:
user, pid, %cpu, %mem, vsz, rss, tt, state, start, time and command.

View File

@ -30,7 +30,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: ps.c,v 1.8 1995/10/23 21:06:31 ache Exp $
* $Id: ps.c,v 1.9 1995/10/26 10:57:52 ache Exp $
*/
#ifndef lint
@ -64,6 +64,7 @@ static char sccsid[] = "@(#)ps.c 8.4 (Berkeley) 4/2/94";
#include <string.h>
#include <unistd.h>
#include <locale.h>
#include <pwd.h>
#include "ps.h"
@ -110,6 +111,7 @@ main(argc, argv)
struct kinfo_proc *kp;
struct varent *vent;
struct winsize ws;
struct passwd *pwd;
dev_t ttydev;
pid_t pid;
uid_t uid;
@ -136,7 +138,7 @@ main(argc, argv)
ttydev = NODEV;
memf = nlistf = swapf = NULL;
while ((ch = getopt(argc, argv,
"aCeghjLlM:mN:O:o:p:rSTt:uvW:wx")) != EOF)
"aCeghjLlM:mN:O:o:p:rSTt:U:uvW:wx")) != EOF)
switch((char)ch) {
case 'a':
all = 1;
@ -217,6 +219,14 @@ main(argc, argv)
ttydev = sb.st_rdev;
break;
}
case 'U':
pwd = getpwnam(optarg);
if (pwd == NULL)
errx(1, "%s: no such user", optarg);
uid = pwd->pw_uid;
endpwent();
xflg++; /* XXX: intuitive? */
break;
case 'u':
parsefmt(ufmt);
sortby = SORTCPU;
@ -274,7 +284,8 @@ main(argc, argv)
if (!fmt)
parsefmt(dfmt);
if (!all && ttydev == NODEV && pid == -1) /* XXX - should be cleaner */
/* XXX - should be cleaner */
if (!all && ttydev == NODEV && pid == -1 && uid == (uid_t)-1)
uid = getuid();
/*