NetBSD/bin/ps/keyword.c

303 lines
9.4 KiB
C

/* $NetBSD: keyword.c,v 1.42 2004/08/23 16:31:10 nathanw Exp $ */
/*-
* Copyright (c) 1990, 1993, 1994
* 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.
* 3. 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.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94";
#else
__RCSID("$NetBSD: keyword.c,v 1.42 2004/08/23 16:31:10 nathanw Exp $");
#endif
#endif /* not lint */
#include <sys/param.h>
#include <sys/time.h>
#include <sys/lwp.h>
#include <sys/proc.h>
#include <sys/resource.h>
#include <sys/sysctl.h>
#include <sys/ucred.h>
#include <err.h>
#include <errno.h>
#include <kvm.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "ps.h"
static VAR *findvar(const char *);
static int vcmp(const void *, const void *);
#if 0 /* kernel doesn't calculate these */
PUVAR("idrss", "IDRSS", 0, p_uru_idrss, UINT64, PRIu64),
PUVAR("isrss", "ISRSS", 0, p_uru_isrss, UINT64, PRId64),
PUVAR("ixrss", "IXRSS", 0, p_uru_ixrss, UINT64, PRId64),
PUVAR("maxrss", "MAXRSS", 0, p_uru_maxrss, UINT64, PRIu64),
#endif
/* Compute offset in common structures. */
#define POFF(x) offsetof(struct kinfo_proc2, x)
#define LOFF(x) offsetof(struct kinfo_lwp, x)
#define UIDFMT "u"
#define UID(n1, n2, off) \
{ n1, n2, 0, pvar, POFF(off), UINT32, UIDFMT }
#define GID(n1, n2, off) UID(n1, n2, off)
#define PIDFMT "d"
#define PID(n1, n2, off) \
{ n1, n2, 0, pvar, POFF(off), INT32, PIDFMT }
#define LVAR(n1, n2, fl, off, type, fmt) \
{ n1, n2, (fl) | LWP, pvar, LOFF(off), type, fmt }
#define PVAR(n1, n2, fl, off, type, fmt) \
{ n1, n2, (fl) | 0, pvar, POFF(off), type, fmt }
#define PUVAR(n1, n2, fl, off, type, fmt) \
{ n1, n2, (fl) | UAREA, pvar, POFF(off), type, fmt }
/* NB: table must be sorted, in vi use:
* :/^VAR/,/end_sort/! sort -t\" +1
* breaking long lines just makes the sort harder
*/
VAR var[] = {
{"%cpu", "%CPU", 0, pcpu, 0, PCPU},
{"%mem", "%MEM", 0, pmem, POFF(p_vm_rssize), INT32},
PVAR("acflag", "ACFLG", 0, p_acflag, USHORT, "x"),
{"acflg", "acflag", ALIAS},
{"args", "command", ALIAS},
{"blocked", "sigmask", ALIAS},
{"caught", "sigcatch", ALIAS},
{"comm", "COMMAND", COMM|ARGV0|LJUST, command},
{"command", "COMMAND", COMM|LJUST, command},
PVAR("cpu", "CPU", 0, p_estcpu, UINT, "u"),
{"cputime", "time", ALIAS},
{"ctime", "CTIME", 0, putimeval, POFF(p_uctime_sec), TIMEVAL},
GID("egid", "EGID", p_gid),
{"egroup", "EGROUP", LJUST, gname},
{"etime", "ELAPSED", 0, elapsed, POFF(p_ustart_sec), TIMEVAL},
UID("euid", "EUID", p_uid),
{"euser", "EUSER", LJUST, uname},
PVAR("f", "F", 0, p_flag, INT, "x"),
{"flags", "f", ALIAS},
GID("gid", "GID", p_gid),
{"group", "GROUP", LJUST, gname},
{"groupnames", "GROUPNAMES", LJUST, groupnames},
{"groups", "GROUPS", LJUST, groups},
LVAR("holdcnt", "HOLDCNT", 0, l_holdcnt, INT, "d"),
{"ignored", "sigignore", ALIAS},
PUVAR("inblk", "INBLK", 0, p_uru_inblock, UINT64, PRIu64),
{"inblock", "inblk", ALIAS},
PVAR("jobc", "JOBC", 0, p_jobc, SHORT, "d"),
PVAR("ktrace", "KTRACE", 0, p_traceflag, INT, "x"),
/*XXX*/ PVAR("ktracep", "KTRACEP", 0, p_tracep, KPTR, PRIx64),
LVAR("laddr", "LADDR", 0, l_laddr, KPTR, PRIx64),
LVAR("lid", "LID", 0, l_lid, INT32, "d"),
{"lim", "LIM", 0, maxrss},
{"login", "LOGIN", LJUST, logname},
{"logname", "login", ALIAS},
{"lstart", "STARTED", LJUST, lstarted, POFF(p_ustart_sec), UINT32},
{"lstate", "STAT", LJUST|LWP, lstate},
PUVAR("majflt", "MAJFLT", 0, p_uru_majflt, UINT64, PRIu64),
PUVAR("minflt", "MINFLT", 0, p_uru_minflt, UINT64, PRIu64),
PUVAR("msgrcv", "MSGRCV", 0, p_uru_msgrcv, UINT64, PRIu64),
PUVAR("msgsnd", "MSGSND", 0, p_uru_msgsnd, UINT64, PRIu64),
{"ni", "nice", ALIAS},
{"nice", "NI", 0, pnice, POFF(p_nice), UCHAR},
PUVAR("nivcsw", "NIVCSW", 0, p_uru_nivcsw, UINT64, PRIu64),
PVAR("nlwp", "NLWP", 0, p_nlwps, UINT64, PRId64),
{"nsignals", "nsigs", ALIAS},
PUVAR("nsigs", "NSIGS", 0, p_uru_nsignals, UINT64, PRIu64),
PUVAR("nswap", "NSWAP", 0, p_uru_nswap, UINT64, PRIu64),
PUVAR("nvcsw", "NVCSW", 0, p_uru_nvcsw, UINT64, PRIu64),
/*XXX*/ LVAR("nwchan", "WCHAN", 0, l_wchan, KPTR, PRIx64),
PUVAR("oublk", "OUBLK", 0, p_uru_oublock, UINT64, PRIu64),
{"oublock", "oublk", ALIAS},
/*XXX*/ PVAR("p_ru", "P_RU", 0, p_ru, KPTR, PRIx64),
/*XXX*/ PVAR("paddr", "PADDR", 0, p_paddr, KPTR, PRIx64),
PUVAR("pagein", "PAGEIN", 0, p_uru_majflt, UINT64, PRIu64),
{"pcpu", "%cpu", ALIAS},
{"pending", "sig", ALIAS},
PID("pgid", "PGID", p__pgid),
PID("pid", "PID", p_pid),
{"pmem", "%mem", ALIAS},
PID("ppid", "PPID", p_ppid),
{"pri", "PRI", LWP, pri},
LVAR("re", "RE", INF127, l_swtime, UINT, "u"),
GID("rgid", "RGID", p_rgid),
{"rgroup", "RGROUP", LJUST, rgname},
/*XXX*/ LVAR("rlink", "RLINK", 0, l_back, KPTR, PRIx64),
PVAR("rlwp", "RLWP", 0, p_nrlwps, UINT64, PRId64),
{"rss", "RSS", 0, p_rssize, POFF(p_vm_rssize), INT32},
{"rssize", "rsz", ALIAS},
{"rsz", "RSZ", 0, rssize, POFF(p_vm_rssize), INT32},
UID("ruid", "RUID", p_ruid),
{"ruser", "RUSER", LJUST, runame},
PVAR("sess", "SESS", 0, p_sess, KPTR24, PRIx64),
PID("sid", "SID", p_sid),
PVAR("sig", "PENDING", 0, p_siglist, SIGLIST, "s"),
PVAR("sigcatch", "CAUGHT", 0, p_sigcatch, SIGLIST, "s"),
PVAR("sigignore", "IGNORED", 0, p_sigignore, SIGLIST, "s"),
PVAR("sigmask", "BLOCKED", 0, p_sigmask, SIGLIST, "s"),
LVAR("sl", "SL", INF127, l_slptime, UINT, "u"),
{"start", "STARTED", 0, started, POFF(p_ustart_sec), UINT32},
{"stat", "state", ALIAS},
{"state", "STAT", LJUST, state},
{"stime", "STIME", 0, putimeval, POFF(p_ustime_sec), TIMEVAL},
GID("svgid", "SVGID", p_svgid),
{"svgroup", "SVGROUP", LJUST, svgname},
UID("svuid", "SVUID", p_svuid),
{"svuser", "SVUSER", LJUST, svuname},
/* "tdev" is UINT32, but we do this for sorting purposes */
{"tdev", "TDEV", 0, tdev, POFF(p_tdev), INT32},
{"time", "TIME", 0, cputime, 0, CPUTIME},
PID("tpgid", "TPGID", p_tpgid),
PVAR("tsess", "TSESS", 0, p_tsess, KPTR, PRIx64),
{"tsiz", "TSIZ", 0, tsize, POFF(p_vm_tsize), INT32},
{"tt", "TT", LJUST, tname, POFF(p_tdev), INT32},
{"tty", "TT", LJUST, longtname, POFF(p_tdev), INT32},
{"ucomm", "UCOMM", LJUST, ucomm},
UID("uid", "UID", p_uid),
LVAR("upr", "UPR", 0, l_usrpri, UCHAR, "u"),
{"user", "USER", LJUST, uname},
{"usrpri", "upr", ALIAS},
{"utime", "UTIME", 0, putimeval, POFF(p_uutime_sec), TIMEVAL},
{"vsize", "vsz", ALIAS},
{"vsz", "VSZ", 0, vsize, 0, VSIZE},
{"wchan", "WCHAN", LJUST|LWP, wchan},
PVAR("xstat", "XSTAT", 0, p_xstat, USHORT, "x"),
/* "zzzz" end_sort */
{""},
};
void
showkey(void)
{
VAR *v;
int i;
char *p, *sep;
i = 0;
sep = "";
for (v = var; *(p = v->name); ++v) {
int len = strlen(p);
if (termwidth && (i += len + 1) > termwidth) {
i = len;
sep = "\n";
}
(void)printf("%s%s", sep, p);
sep = " ";
}
(void)printf("\n");
}
static void
parsevarlist(const char *pp, struct varent **head, struct varent **tail)
{
char *p;
/* dup to avoid zapping arguments, can't free because it
might contain a header. */
p = strdup(pp);
#define FMTSEP " \t,\n"
while (p && *p) {
char *cp;
VAR *v;
struct varent *vent;
while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0')
/* void */;
if (cp == NULL || !(v = findvar(cp)))
continue;
if ((vent = malloc(sizeof(struct varent))) == NULL)
err(1, NULL);
vent->var = v;
vent->next = NULL;
if (*head == NULL)
*head = vent;
else
(*tail)->next = vent;
*tail = vent;
}
if (!*head)
errx(1, "no valid keywords");
}
void
parsefmt(const char *p)
{
static struct varent *vtail;
parsevarlist(p, &vhead, &vtail);
}
void
parsesort(const char *p)
{
static struct varent *sorttail;
parsevarlist(p, &sorthead, &sorttail);
}
static VAR *
findvar(const char *p)
{
VAR *v;
char *hp;
hp = strchr(p, '=');
if (hp)
*hp++ = '\0';
v = bsearch(p, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp);
if (v && v->flag & ALIAS)
v = findvar(v->header);
if (!v) {
warnx("%s: keyword not found", p);
eval = 1;
return NULL;
}
if (v && hp)
v->header = hp;
return v;
}
static int
vcmp(const void *a, const void *b)
{
return strcmp(a, ((VAR *)b)->name);
}