4.4BSD/usr/src/bin/ps/keyword.c
/*-
* Copyright (c) 1990, 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 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.
*/
#ifndef lint
static char sccsid[] = "@(#)keyword.c 8.1 (Berkeley) 5/31/93";
#endif /* not lint */
#include <sys/param.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/proc.h>
#include <err.h>
#include <errno.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "ps.h"
#ifdef SPPWAIT
#define NEWVM
#endif
#ifdef NEWVM
#include <sys/ucred.h>
#include <sys/sysctl.h>
#endif
static VAR *findvar __P((char *));
static int vcmp __P((const void *, const void *));
#ifdef NOTINUSE
int utime(), stime(), ixrss(), idrss(), isrss();
{{"utime"}, "UTIME", USER, utime, 4},
{{"stime"}, "STIME", USER, stime, 4},
{{"ixrss"}, "IXRSS", USER, ixrss, 4},
{{"idrss"}, "IDRSS", USER, idrss, 4},
{{"isrss"}, "ISRSS", USER, isrss, 4},
#endif
/* Compute offset in common structures. */
#define POFF(x) offsetof(struct proc, x)
#define EOFF(x) offsetof(struct eproc, x)
#define UOFF(x) offsetof(struct usave, x)
#define ROFF(x) offsetof(struct rusage, x)
#define UIDFMT "u"
#define UIDLEN 5
#define PIDFMT "d"
#define PIDLEN 5
#define USERLEN 8
VAR var[] = {
#ifdef NEWVM
{"%cpu", "%CPU", NULL, 0, pcpu, 4},
{"%mem", "%MEM", NULL, 0, pmem, 4},
{"acflag", "ACFLG", NULL, 0, pvar, 3, POFF(p_acflag), USHORT, "x"},
{"acflg", "", "acflag"},
{"blocked", "", "sigmask"},
{"caught", "", "sigcatch"},
{"command", "COMMAND", NULL, COMM|LJUST|USER, command, 16},
{"cpu", "CPU", NULL, 0, pvar, 3, POFF(p_cpu), ULONG, "d"},
{"cputime", "", "time"},
{"f", "F", NULL, 0, pvar, 7, POFF(p_flag), LONG, "x"},
{"flags", "", "f"},
{"ignored", "", "sigignore"},
{"inblk", "INBLK", NULL, USER, rvar, 4, ROFF(ru_inblock), LONG, "d"},
{"inblock", "", "inblk"},
{"jobc", "JOBC", NULL, 0, evar, 4, EOFF(e_jobc), SHORT, "d"},
{"ktrace", "KTRACE", NULL, 0, pvar, 8, POFF(p_traceflag), LONG, "x"},
{"ktracep", "KTRACEP", NULL, 0, pvar, 8, POFF(p_tracep), LONG, "x"},
{"lim", "LIM", NULL, 0, maxrss, 5},
{"login", "LOGIN", NULL, LJUST, logname, MAXLOGNAME},
{"logname", "", "login"},
{"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28},
{"majflt", "MAJFLT", NULL, USER, rvar, 4, ROFF(ru_majflt), LONG, "d"},
{"minflt", "MINFLT", NULL, USER, rvar, 4, ROFF(ru_minflt), LONG, "d"},
{"msgrcv", "MSGRCV", NULL, USER, rvar, 4, ROFF(ru_msgrcv), LONG, "d"},
{"msgsnd", "MSGSND", NULL, USER, rvar, 4, ROFF(ru_msgsnd), LONG, "d"},
{"ni", "", "nice"},
{"nice", "NI", NULL, 0, pvar, 2, POFF(p_nice), CHAR, "d"},
{"nivcsw", "NIVCSW", NULL, USER, rvar, 5, ROFF(ru_nivcsw), LONG, "d"},
{"nsignals", "", "nsigs"},
{"nsigs", "NSIGS", NULL, USER, rvar, 4, ROFF(ru_nsignals), LONG, "d"},
{"nswap", "NSWAP", NULL, USER, rvar, 4, ROFF(ru_nswap), LONG, "d"},
{"nvcsw", "NVCSW", NULL, USER, rvar, 5, ROFF(ru_nvcsw), LONG, "d"},
{"nwchan", "WCHAN", NULL, 0, pvar, 6, POFF(p_wchan), KPTR, "x"},
{"oublk", "OUBLK", NULL, USER, rvar, 4, ROFF(ru_oublock), LONG, "d"},
{"oublock", "", "oublk"},
{"p_ru", "P_RU", NULL, 0, pvar, 6, POFF(p_ru), KPTR, "x"},
{"paddr", "PADDR", NULL, 0, evar, 6, EOFF(e_paddr), KPTR, "x"},
{"pagein", "PAGEIN", NULL, USER, pagein, 6},
{"pcpu", "", "%cpu"},
{"pending", "", "sig"},
{"pgid", "PGID", NULL, 0, evar, PIDLEN, EOFF(e_pgid), ULONG, PIDFMT},
{"pid", "PID", NULL, 0, pvar, PIDLEN, POFF(p_pid), LONG, PIDFMT},
{"pmem", "", "%mem"},
{"ppid", "PPID", NULL, 0, evar, PIDLEN, EOFF(e_ppid), LONG, PIDFMT},
{"pri", "PRI", NULL, 0, pri, 3},
{"re", "RE", NULL, 0, pvar, 3, POFF(p_time), ULONG, "d"},
{"rgid", "RGID", NULL, 0, evar, UIDLEN, EOFF(e_pcred.p_rgid),
ULONG, UIDFMT},
{"rlink", "RLINK", NULL, 0, pvar, 8, POFF(p_rlink), KPTR, "x"},
{"rss", "RSS", NULL, 0, p_rssize, 4},
{"rssize", "", "rsz"},
{"rsz", "RSZ", NULL, 0, rssize, 4},
{"ruid", "RUID", NULL, 0, evar, UIDLEN, EOFF(e_pcred.p_ruid),
ULONG, UIDFMT},
{"ruser", "RUSER", NULL, LJUST, runame, USERLEN},
{"sess", "SESS", NULL, 0, evar, 6, EOFF(e_sess), KPTR, "x"},
{"sig", "PENDING", NULL, 0, pvar, 8, POFF(p_sig), LONG, "x"},
{"sigcatch", "CAUGHT", NULL, 0, pvar, 8, POFF(p_sigcatch), LONG, "x"},
{"sigignore", "IGNORED",
NULL, 0, pvar, 8, POFF(p_sigignore), LONG, "x"},
{"sigmask", "BLOCKED", NULL, 0, pvar, 8, POFF(p_sigmask), LONG, "x"},
{"sl", "SL", NULL, 0, pvar, 3, POFF(p_slptime), ULONG, "d"},
{"start", "STARTED", NULL, LJUST|USER, started, 8},
{"stat", "", "state"},
{"state", "STAT", NULL, 0, state, 4},
{"svgid", "SVGID",
NULL, 0, evar, UIDLEN, EOFF(e_pcred.p_svgid), ULONG, UIDFMT},
{"svuid", "SVUID",
NULL, 0, evar, UIDLEN, EOFF(e_pcred.p_svuid), ULONG, UIDFMT},
{"tdev", "TDEV", NULL, 0, tdev, 4},
{"time", "TIME", NULL, USER, cputime, 9},
{"tpgid", "TPGID", NULL, 0, evar, 4, EOFF(e_tpgid), ULONG, PIDFMT},
{"tsess", "TSESS", NULL, 0, evar, 6, EOFF(e_tsess), KPTR, "x"},
{"tsiz", "TSIZ", NULL, 0, tsize, 4},
{"tt", "TT", NULL, LJUST, tname, 3},
{"tty", "TTY", NULL, LJUST, longtname, 8},
{"ucomm", "UCOMM", NULL, LJUST, ucomm, MAXCOMLEN},
{"uid", "UID", NULL, 0, evar, UIDLEN, EOFF(e_ucred.cr_uid),
ULONG, UIDFMT},
{"upr", "UPR", NULL, 0, pvar, 3, POFF(p_usrpri), CHAR, "d"},
{"user", "USER", NULL, LJUST, uname, USERLEN},
{"usrpri", "", "upr"},
{"vsize", "", "vsz"},
{"vsz", "VSZ", NULL, 0, vsize, 5},
{"wchan", "WCHAN", NULL, LJUST, wchan, 6},
{"xstat", "XSTAT", NULL, 0, pvar, 4, POFF(p_xstat), USHORT, "x"},
#else
{"%cpu", "%CPU", NULL, 0, pcpu, 4},
{"%mem", "%MEM", NULL, 0, pmem, 4},
{"acflag", "ACFLG", NULL, USER, uvar, 3, UOFF(u_acflag), SHORT, "x"},
{"acflg", "", "acflag"},
{"blocked", "", "sigmask"},
{"caught", "", "sigcatch"},
{"command", "COMMAND", NULL, COMM|LJUST|USER, command, 16},
{"cpu", "CPU", NULL, 0, pvar, 3, POFF(p_cpu), ULONG, "d"},
{"cputime", "", "time"},
{"f", "F", NULL, 0, pvar, 7, POFF(p_flag), LONG, "x"},
{"flags", "", "f"},
{"ignored", "", "sigignore"},
{"inblk", "INBLK", NULL, USER, rvar, 4, ROFF(ru_inblock), LONG, "d"},
{"inblock", "", "inblk"},
{"jobc", "JOBC", NULL, 0, evar, 4, EOFF(e_jobc), SHORT, "d"},
{"ktrace", "KTRACE", NULL, 0, pvar, 8, POFF(p_traceflag), LONG, "x"},
{"ktracep", "KTRACEP", NULL, 0, pvar, 8, POFF(p_tracep), LONG, "x"},
{"lim", "LIM", NULL, 0, maxrss, 5},
{"logname", "LOGNAME", NULL, LJUST, logname, MAXLOGNAME},
{"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28},
{"majflt", "MAJFLT", NULL, USER, rvar, 4, ROFF(ru_majflt), LONG, "d"},
{"minflt", "MINFLT", NULL, USER, rvar, 4, ROFF(ru_minflt), LONG, "d"},
{"msgrcv", "MSGRCV", NULL, USER, rvar, 4, ROFF(ru_msgrcv), LONG, "d"},
{"msgsnd", "MSGSND", NULL, USER, rvar, 4, ROFF(ru_msgsnd), LONG, "d"},
{"ni", "", "nice"},
{"nice", "NI", NULL, 0, pvar, 2, POFF(p_nice), CHAR, "d"},
{"nivcsw", "NIVCSW", NULL, USER, rvar, 5, ROFF(ru_nivcsw), LONG, "d"},
{"nsignals", "", "nsigs"},
{"nsigs", "NSIGS", NULL, USER, rvar, 4, ROFF(ru_nsignals), LONG, "d"},
{"nswap", "NSWAP", NULL, USER, rvar, 4, ROFF(ru_nswap), LONG, "d"},
{"nvcsw", "NVCSW", NULL, USER, rvar, 5, ROFF(ru_nvcsw), LONG, "d"},
{"nwchan", "WCHAN", NULL, 0, pvar, 6, POFF(p_wchan), KPTR, "x"},
{"oublk", "OUBLK", NULL, USER, rvar, 4, ROFF(ru_oublock), LONG, "d"},
{"oublock", "", "oublk"},
{"p_ru", "P_RU", NULL, 0, pvar, 6, POFF(p_ru), KPTR, "x"},
{"paddr", "PADDR", NULL, 0, evar, 6, EOFF(e_paddr), KPTR, "x"},
{"pagein", "PAGEIN", NULL, USER, pagein, 6},
{"pcpu", "", "%cpu"},
{"pending", "", "sig"},
{"pgid", "PGID", NULL, 0, evar, PIDLEN, EOFF(e_pgid), ULONG, PIDFMT},
{"pid", "PID", NULL, 0, pvar, PIDLEN, POFF(p_pid), LONG, PIDFMT},
{"pmem", "", "%mem"},
{"poip", "POIP", NULL, 0, pvar, 4, POFF(p_poip), SHORT, "d"},
{"ppid", "PPID", NULL, 0, pvar, PIDLEN, POFF(p_ppid), LONG, PIDFMT},
{"pri", "PRI", NULL, 0, pri, 3},
{"re", "RE", NULL, 0, pvar, 3, POFF(p_time), ULONG, "d"},
{"rgid", "RGID", NULL, 0, pvar, UIDLEN, POFF(p_rgid), USHORT, UIDFMT},
{"rlink", "RLINK", NULL, 0, pvar, 8, POFF(p_rlink), KPTR, "x"},
{"rss", "RSS", NULL, 0, p_rssize, 4},
{"rssize", "", "rsz"},
{"rsz", "RSZ", NULL, 0, rssize, 4},
{"ruid", "RUID", NULL, 0, pvar, UIDLEN, POFF(p_ruid), USHORT, UIDFMT},
{"ruser", "RUSER", NULL, LJUST, runame, USERLEN},
{"sess", "SESS", NULL, 0, evar, 6, EOFF(e_sess), KPTR, "x"},
{"sig", "PENDING", NULL, 0, pvar, 8, POFF(p_sig), LONG, "x"},
{"sigcatch", "CAUGHT", NULL, 0, pvar, 8, POFF(p_sigcatch), LONG, "x"},
{"sigignore", "IGNORED",
NULL, 0, pvar, 8, POFF(p_sigignore), LONG, "x"},
{"sigmask", "BLOCKED", NULL, 0, pvar, 8, POFF(p_sigmask), LONG, "x"},
{"sl", "SL", NULL, 0, pvar, 3, POFF(p_slptime), ULONG, "d"},
{"start", "STARTED", NULL, LJUST|USER, started, 8},
{"stat", "", "state"},
{"state", "STAT", NULL, 0, state, 4},
{"svgid", "SVGID",
NULL, 0, pvar, UIDLEN, POFF(p_svgid), USHORT, UIDFMT},
{"svuid", "SVUID",
NULL, 0, pvar, UIDLEN, POFF(p_svuid), USHORT, UIDFMT},
{"tdev", "TDEV", NULL, 0, tdev, 4},
{"time", "TIME", NULL, USER, cputime, 9},
{"tpgid", "TPGID", NULL, 0, evar, 4, EOFF(e_tpgid), ULONG, PIDFMT},
{"trs", "TRS", NULL, 0, trss, 3},
{"tsess", "TSESS", NULL, 0, evar, 6, EOFF(e_tsess), KPTR, "x"},
{"tsiz", "TSIZ", NULL, 0, tsize, 4},
{"tt", "TT", NULL, LJUST, tname, 3},
{"tty", "TTY", NULL, LJUST, longtname, 8},
{"ucomm", "UCOMM", NULL, LJUST, ucomm, MAXCOMLEN},
{"uid", "UID", NULL, 0, pvar, UIDLEN, POFF(p_uid),USHORT, UIDFMT},
{"upr", "UPR", NULL, 0, pvar, 3, POFF(p_usrpri), CHAR, "d"},
{"uprocp", "UPROCP", NULL, USER, uvar, 6, UOFF(u_procp), KPTR, "x"},
{"user", "USER", NULL, LJUST, uname, USERLEN},
{"usrpri", "", "upr"},
{"vsize", "", "vsz"},
{"vsz", "VSZ", NULL, 0, vsize, 5},
{"wchan", "WCHAN", NULL, LJUST, wchan, 6},
{"xstat", "XSTAT", NULL, 0, pvar, 4, POFF(p_xstat), USHORT, "x"},
#endif
{""},
};
void
showkey()
{
extern int termwidth;
register VAR *v;
register int i, len;
register char *p, *sep;
i = 0;
sep = "";
for (v = var; *(p = v->name); ++v) {
len = strlen(p);
if (termwidth && (i += len + 1) > termwidth) {
i = len;
sep = "\n";
}
(void) printf("%s%s", sep, p);
sep = " ";
}
(void) printf("\n");
}
void
parsefmt(p)
char *p;
{
static struct varent *vtail;
register VAR *v;
register char *cp;
register struct varent *vent;
#define FMTSEP " \t,\n"
while (p && *p) {
while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0')
/* void */;
if (!(v = findvar(cp)))
continue;
if ((vent = malloc(sizeof(struct varent))) == NULL)
err(1, NULL);
vent->var = v;
vent->next = NULL;
if (vhead == NULL)
vhead = vtail = vent;
else {
vtail->next = vent;
vtail = vent;
}
}
if (!vhead)
errx(1, "no valid keywords");
}
static VAR *
findvar(p)
char *p;
{
extern int eval;
VAR *v, key;
char *hp;
int vcmp();
key.name = p;
hp = strchr(p, '=');
if (hp)
*hp++ = '\0';
key.name = p;
v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp);
if (v && v->alias) {
if (hp) {
warnx("%s: illegal keyword specification", p);
eval = 1;
}
parsefmt(v->alias);
return((VAR *)NULL);
}
if (!v) {
warnx("%s: keyword not found", p);
eval = 1;
}
if (hp)
v->header = hp;
return(v);
}
static int
vcmp(a, b)
const void *a, *b;
{
return(strcmp(((VAR *)a)->name, ((VAR *)b)->name));
}