keyword.c revision 28052
1/*- 2 * Copyright (c) 1990, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35#if 0 36static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94"; 37#else 38static const char rcsid[] = 39 "$Id: keyword.c,v 1.16 1997/08/11 02:29:50 steve Exp $"; 40#endif 41#endif /* not lint */ 42 43#include <sys/param.h> 44#include <sys/time.h> 45#include <sys/resource.h> 46#include <sys/proc.h> 47 48#include <err.h> 49#include <errno.h> 50#include <stddef.h> 51#include <stdio.h> 52#include <stdlib.h> 53#include <string.h> 54#include <utmp.h> 55 56#include "ps.h" 57 58static VAR *findvar __P((char *)); 59static int vcmp __P((const void *, const void *)); 60 61#ifdef NOTINUSE 62int utime(), stime(), ixrss(), idrss(), isrss(); 63 {{"utime"}, "UTIME", USER, utime, NULL, 4}, 64 {{"stime"}, "STIME", USER, stime, NULL, 4}, 65 {{"ixrss"}, "IXRSS", USER, ixrss, NULL, 4}, 66 {{"idrss"}, "IDRSS", USER, idrss, NULL, 4}, 67 {{"isrss"}, "ISRSS", USER, isrss, NULL, 4}, 68#endif 69 70/* Compute offset in common structures. */ 71#define POFF(x) offsetof(struct proc, x) 72#define EOFF(x) offsetof(struct eproc, x) 73#define UOFF(x) offsetof(struct usave, x) 74#define ROFF(x) offsetof(struct rusage, x) 75 76#define UIDFMT "u" 77#define UIDLEN 5 78#define PIDFMT "d" 79#define PIDLEN 5 80#define USERLEN UT_NAMESIZE 81 82VAR var[] = { 83 {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 4}, 84 {"%mem", "%MEM", NULL, 0, pmem, NULL, 4}, 85 {"acflag", "ACFLG", 86 NULL, 0, pvar, NULL, 3, POFF(p_acflag), USHORT, "x"}, 87 {"acflg", "", "acflag"}, 88 {"blocked", "", "sigmask"}, 89 {"caught", "", "sigcatch"}, 90 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, NULL, 16}, 91 {"cpu", "CPU", NULL, 0, pvar, NULL, 3, POFF(p_estcpu), ULONG, "d"}, 92 {"cputime", "", "time"}, 93 {"f", "F", NULL, 0, pvar, NULL, 7, POFF(p_flag), LONG, "x"}, 94 {"flags", "", "f"}, 95 {"ignored", "", "sigignore"}, 96 {"inblk", "INBLK", 97 NULL, USER, rvar, NULL, 4, ROFF(ru_inblock), LONG, "d"}, 98 {"inblock", "", "inblk"}, 99 {"jobc", "JOBC", NULL, 0, evar, NULL, 4, EOFF(e_jobc), SHORT, "d"}, 100 {"ktrace", "KTRACE", 101 NULL, 0, pvar, NULL, 8, POFF(p_traceflag), LONG, "x"}, 102 {"ktracep", "KTRACEP", 103 NULL, 0, pvar, NULL, 8, POFF(p_tracep), LONG, "x"}, 104 {"lim", "LIM", NULL, 0, maxrss, NULL, 5}, 105 {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1}, 106 {"logname", "", "login"}, 107 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28}, 108 {"majflt", "MAJFLT", 109 NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), LONG, "d"}, 110 {"minflt", "MINFLT", 111 NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), LONG, "d"}, 112 {"msgrcv", "MSGRCV", 113 NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), LONG, "d"}, 114 {"msgsnd", "MSGSND", 115 NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), LONG, "d"}, 116 {"ni", "", "nice"}, 117 {"nice", "NI", NULL, 0, pvar, NULL, 2, POFF(p_nice), CHAR, "d"}, 118 {"nivcsw", "NIVCSW", 119 NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), LONG, "d"}, 120 {"nsignals", "", "nsigs"}, 121 {"nsigs", "NSIGS", 122 NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), LONG, "d"}, 123 {"nswap", "NSWAP", 124 NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), LONG, "d"}, 125 {"nvcsw", "NVCSW", 126 NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), LONG, "d"}, 127 {"nwchan", "WCHAN", NULL, 0, pvar, NULL, 6, POFF(p_wchan), KPTR, "x"}, 128 {"oublk", "OUBLK", 129 NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), LONG, "d"}, 130 {"oublock", "", "oublk"}, 131 {"p_ru", "P_RU", NULL, 0, pvar, NULL, 6, POFF(p_ru), KPTR, "x"}, 132 {"paddr", "PADDR", NULL, 0, evar, NULL, 6, EOFF(e_paddr), KPTR, "x"}, 133 {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6}, 134 {"pcpu", "", "%cpu"}, 135 {"pending", "", "sig"}, 136 {"pgid", "PGID", 137 NULL, 0, evar, NULL, PIDLEN, EOFF(e_pgid), ULONG, PIDFMT}, 138 {"pid", "PID", NULL, 0, pvar, NULL, PIDLEN, POFF(p_pid), LONG, PIDFMT}, 139 {"pmem", "", "%mem"}, 140 {"ppid", "PPID", 141 NULL, 0, evar, NULL, PIDLEN, EOFF(e_ppid), LONG, PIDFMT}, 142 {"pri", "PRI", NULL, 0, pri, NULL, 3}, 143 {"re", "RE", NULL, 0, pvar, NULL, 3, POFF(p_swtime), ULONG, "d"}, 144 {"rgid", "RGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_pcred.p_rgid), 145 ULONG, UIDFMT}, 146 {"rlink", "RLINK", 147 NULL, 0, pvar, NULL, 8, POFF(p_procq.tqe_prev), KPTR, "x"}, 148 {"rss", "RSS", NULL, 0, p_rssize, NULL, 4}, 149 {"rssize", "", "rsz"}, 150 {"rsz", "RSZ", NULL, 0, rssize, NULL, 4}, 151 {"rtprio", "RTPRIO", NULL, 0, pvar, NULL, 7, POFF(p_rtprio), LONG, "d"}, 152 {"ruid", "RUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_pcred.p_ruid), 153 ULONG, UIDFMT}, 154 {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN}, 155 {"sess", "SESS", NULL, 0, evar, NULL, 6, EOFF(e_sess), KPTR, "x"}, 156 {"sig", "PENDING", NULL, 0, pvar, NULL, 8, POFF(p_siglist), LONG, "x"}, 157 {"sigcatch", "CAUGHT", 158 NULL, 0, pvar, NULL, 8, POFF(p_sigcatch), LONG, "x"}, 159 {"sigignore", "IGNORED", 160 NULL, 0, pvar, NULL, 8, POFF(p_sigignore), LONG, "x"}, 161 {"sigmask", "BLOCKED", 162 NULL, 0, pvar, NULL, 8, POFF(p_sigmask), LONG, "x"}, 163 {"sl", "SL", NULL, 0, pvar, NULL, 3, POFF(p_slptime), ULONG, "d"}, 164 {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7}, 165 {"stat", "", "state"}, 166 {"state", "STAT", NULL, 0, state, NULL, 4}, 167 {"svgid", "SVGID", NULL, 0, 168 evar, NULL, UIDLEN, EOFF(e_pcred.p_svgid), ULONG, UIDFMT}, 169 {"svuid", "SVUID", NULL, 0, 170 evar, NULL, UIDLEN, EOFF(e_pcred.p_svuid), ULONG, UIDFMT}, 171 {"tdev", "TDEV", NULL, 0, tdev, NULL, 4}, 172 {"time", "TIME", NULL, USER, cputime, NULL, 9}, 173 {"tpgid", "TPGID", 174 NULL, 0, evar, NULL, 4, EOFF(e_tpgid), ULONG, PIDFMT}, 175 {"tsess", "TSESS", NULL, 0, evar, NULL, 6, EOFF(e_tsess), KPTR, "x"}, 176 {"tsiz", "TSIZ", NULL, 0, tsize, NULL, 4}, 177 {"tt", "TT ", NULL, 0, tname, NULL, 4}, 178 {"tty", "TTY", NULL, LJUST, longtname, NULL, 8}, 179 {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN}, 180 {"uid", "UID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_uid), 181 ULONG, UIDFMT}, 182 {"upr", "UPR", NULL, 0, pvar, NULL, 3, POFF(p_usrpri), CHAR, "d"}, 183 {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN}, 184 {"usrpri", "", "upr"}, 185 {"vsize", "", "vsz"}, 186 {"vsz", "VSZ", NULL, 0, vsize, NULL, 5}, 187 {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6}, 188 {"xstat", "XSTAT", NULL, 0, pvar, NULL, 4, POFF(p_xstat), USHORT, "x"}, 189 {""}, 190}; 191 192void 193showkey() 194{ 195 VAR *v; 196 int i; 197 char *p, *sep; 198 199 i = 0; 200 sep = ""; 201 for (v = var; *(p = v->name); ++v) { 202 int len = strlen(p); 203 if (termwidth && (i += len + 1) > termwidth) { 204 i = len; 205 sep = "\n"; 206 } 207 (void) printf("%s%s", sep, p); 208 sep = " "; 209 } 210 (void) printf("\n"); 211} 212 213void 214parsefmt(p) 215 char *p; 216{ 217 static struct varent *vtail; 218 219#define FMTSEP " \t,\n" 220 while (p && *p) { 221 char *cp; 222 VAR *v; 223 struct varent *vent; 224 225 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 226 /* void */; 227 if (!(v = findvar(cp))) 228 continue; 229 if ((vent = malloc(sizeof(struct varent))) == NULL) 230 err(1, NULL); 231 vent->var = v; 232 vent->next = NULL; 233 if (vhead == NULL) 234 vhead = vtail = vent; 235 else { 236 vtail->next = vent; 237 vtail = vent; 238 } 239 } 240 if (!vhead) 241 errx(1, "no valid keywords"); 242} 243 244static VAR * 245findvar(p) 246 char *p; 247{ 248 VAR *v, key; 249 char *hp; 250 int vcmp(); 251 252 hp = strchr(p, '='); 253 if (hp) 254 *hp++ = '\0'; 255 256 key.name = p; 257 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 258 259 if (v && v->alias) { 260 if (hp) { 261 warnx("%s: illegal keyword specification", p); 262 eval = 1; 263 } 264 parsefmt(v->alias); 265 return ((VAR *)NULL); 266 } 267 if (!v) { 268 warnx("%s: keyword not found", p); 269 eval = 1; 270 } else if (hp) 271 v->header = hp; 272 return (v); 273} 274 275static int 276vcmp(a, b) 277 const void *a, *b; 278{ 279 return (strcmp(((VAR *)a)->name, ((VAR *)b)->name)); 280} 281