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Add a -U option to select by user/uid.

This commit is contained in:
mycroft 1998-07-28 18:54:02 +00:00
parent 19445c4010
commit 975ed85295
1 changed files with 37 additions and 36 deletions
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73
bin/ps/ps.c
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@ -1,4 +1,4 @@
/* $NetBSD: ps.c,v 1.24 1998/07/28 11:41:50 mycroft Exp $ */
/* $NetBSD: ps.c,v 1.25 1998/07/28 18:54:02 mycroft Exp $ */
/*-
* Copyright (c) 1990, 1993, 1994
@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1990, 1993, 1994\n\
#if 0
static char sccsid[] = "@(#)ps.c 8.4 (Berkeley) 4/2/94";
#else
__RCSID("$NetBSD: ps.c,v 1.24 1998/07/28 11:41:50 mycroft Exp $");
__RCSID("$NetBSD: ps.c,v 1.25 1998/07/28 18:54:02 mycroft Exp $");
#endif
#endif /* not lint */
@ -64,6 +64,7 @@ __RCSID("$NetBSD: ps.c,v 1.24 1998/07/28 11:41:50 mycroft Exp $");
#include <limits.h>
#include <nlist.h>
#include <paths.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -113,11 +114,8 @@ main(argc, argv)
struct kinfo_proc *kp;
struct varent *vent;
struct winsize ws;
dev_t ttydev;
pid_t pid;
uid_t uid;
gid_t egid = getegid();
int all, ch, flag, i, fmt, lineno, nentries;
int ch, flag, i, fmt, lineno, nentries;
int prtheader, wflag, what, xflg;
char *nlistf, *memf, *swapf, errbuf[_POSIX2_LINE_MAX];
const char *ttname;
@ -134,16 +132,16 @@ main(argc, argv)
if (argc > 1)
argv[1] = kludge_oldps_options(argv[1]);
all = fmt = prtheader = wflag = xflg = 0;
pid = -1;
uid = (uid_t) -1;
ttydev = NODEV;
fmt = prtheader = wflag = xflg = 0;
what = KERN_PROC_UID;
flag = getuid();
memf = nlistf = swapf = NULL;
while ((ch = getopt(argc, argv,
"acCeghjLlM:mN:O:o:p:rSTt:uvW:wx")) != -1)
"acCeghjLlM:mN:O:o:p:rSTt:U:uvW:wx")) != -1)
switch((char)ch) {
case 'a':
all = 1;
what = KERN_PROC_ALL;
flag = 0;
break;
case 'c':
commandonly = 1;
@ -194,7 +192,8 @@ main(argc, argv)
fmt = 1;
break;
case 'p':
pid = atol(optarg);
what = KERN_PROC_PID;
flag = atol(optarg);
xflg = 1;
break;
case 'r':
@ -224,9 +223,29 @@ main(argc, argv)
err(1, "%s", ttypath);
if (!S_ISCHR(sb.st_mode))
errx(1, "%s: not a terminal", ttypath);
ttydev = sb.st_rdev;
what = KERN_PROC_TTY;
flag = sb.st_rdev;
break;
}
case 'U':
if (*optarg != '\0') {
struct passwd *pw;
char *ep;
what = KERN_PROC_UID;
pw = getpwnam(optarg);
if (pw == NULL) {
errno = 0;
flag = strtoul(optarg, &ep, 10);
if (errno)
err(1, "%s", optarg);
if (*ep != '\0')
errx(1, "%s: illegal user name",
optarg);
} else
flag = pw->pw_uid;
}
break;
case 'u':
parsefmt(ufmt);
sortby = SORTCPU;
@ -291,30 +310,11 @@ main(argc, argv)
if (!fmt)
parsefmt(dfmt);
if (!all && ttydev == NODEV && pid == -1) /* XXX - should be cleaner */
uid = getuid();
/*
* scan requested variables, noting what structures are needed,
* and adjusting header widths as appropiate.
*/
scanvars();
/*
* get proc list
*/
if (uid != (uid_t) -1) {
what = KERN_PROC_UID;
flag = uid;
} else if (ttydev != NODEV) {
what = KERN_PROC_TTY;
flag = ttydev;
} else if (pid != -1) {
what = KERN_PROC_PID;
flag = pid;
} else {
what = KERN_PROC_ALL;
flag = 0;
}
/*
* select procs
*/
@ -436,7 +436,7 @@ pscomp(a, b)
* ps foo -> ps -foo
* ps 34 -> ps -p34
*
* The old convention that 't' with no trailing tty arg means the users
* The old convention that 't' with no trailing tty arg means the user's
* tty, is only supported if argv[1] doesn't begin with a '-'. This same
* feature is available with the option 'T', which takes no argument.
*/
@ -481,8 +481,9 @@ kludge_oldps_options(s)
* if there's a trailing number, and not a preceding 'p' (pid) or
* 't' (tty) flag, then assume it's a pid and insert a 'p' flag.
*/
if (isdigit(*cp) && (cp == s || (cp[-1] != 't' && cp[-1] != 'p' &&
(cp - 1 == s || cp[-2] != 't'))))
if (isdigit(*cp) &&
(cp == s || (cp[-1] != 'U' && cp[-1] != 't' && cp[-1] != 'p' &&
(cp - 1 == s || cp[-2] != 't'))))
*ns++ = 'p';
/* and append the number */
(void)strcpy(ns, cp); /* XXX strcpy is safe */