diff options
Diffstat (limited to 'adv_cmds/ps/keyword.c')
| -rw-r--r-- | adv_cmds/ps/keyword.c | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/adv_cmds/ps/keyword.c b/adv_cmds/ps/keyword.c new file mode 100644 index 0000000..ff311b4 --- /dev/null +++ b/adv_cmds/ps/keyword.c @@ -0,0 +1,340 @@ +/*- + * 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. + * 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. + */ + +#if 0 +#ifndef lint +static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94"; +#else +static const char rcsid[] = + "$FreeBSD: keyword.c,v 1.23 1999/01/26 02:38:09 julian Exp $"; +#endif /* not lint */ +#endif + +#include <sys/param.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <sys/proc.h> +#include <sys/sysctl.h> +#include <sys/user.h> + +#include <err.h> +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "ps.h" + +VAR *findvar(char *, int, char **header); +static int vcmp(const void *, const void *); + +/* Compute offset in common structures. */ +#define POFF(x) offsetof(struct extern_proc, x) +#define EOFF(x) offsetof(struct eproc, x) +#define UOFF(x) offsetof(struct usave, x) +#define ROFF(x) offsetof(struct rusage, x) + +#define EMULLEN 13 /* enough for "FreeBSD ELF32" */ +#define LWPFMT "d" +#define LWPLEN 6 +#define NLWPFMT "d" +#define NLWPLEN 4 +#ifdef __APPLE__ +#define UIDFMT "d" +#else +#define UIDFMT "u" +#endif +#define UIDLEN 5 +#define PIDFMT "d" +#define PIDLEN 5 +#define USERLEN 16 + +/* PLEASE KEEP THE TABLE BELOW SORTED ALPHABETICALLY!!! */ +static VAR var[] = { + /* 4133537: 5 characters to accomodate 100% or more */ + {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 5, 0, CHAR, NULL, 0}, + {"%mem", "%MEM", NULL, 0, pmem, NULL, 4}, + {"acflag", "ACFLG", + NULL, 0, pvar, NULL, 3, POFF(p_acflag), USHORT, "x"}, + {"acflg", "", "acflag"}, + {"args", "ARGS", NULL, COMM|LJUST|USER|DSIZ, args, s_args, 64}, + {"blocked", "", "sigmask"}, + {"caught", "", "sigcatch"}, + {"comm", "COMM", NULL, COMM|LJUST|USER|DSIZ, just_command, s_just_command, 16}, + {"command", "COMMAND", NULL, COMM|LJUST|USER|DSIZ, command, s_command, 16}, + {"cpu", "CPU", NULL, 0, pvar, NULL, 3, POFF(p_estcpu), UINT, "d"}, + {"cputime", "", "time"}, + {"etime", "ELAPSED", NULL, USER|DSIZ, p_etime, s_etime, 20}, + /* 5861775: Make F column 8 characters. */ + {"f", "F", NULL, 0, pvar, NULL, 8, POFF(p_flag), INT, "x"}, + {"flags", "", "f"}, + {"gid", "GID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_gid), + UINT, UIDFMT}, + {"group", "GROUP", "gid"}, + {"ignored", "", "sigignore"}, + {"inblk", "INBLK", + NULL, USER, rvar, NULL, 4, ROFF(ru_inblock), LONG, "ld"}, + {"inblock", "", "inblk"}, + {"jobc", "JOBC", NULL, 0, evar, NULL, 4, EOFF(e_jobc), SHORT, "d"}, + {"ktrace", "KTRACE", + NULL, 0, pvar, NULL, 8, POFF(p_traceflag), INT, "x"}, + {"ktracep", "KTRACEP", + NULL, 0, pvar, NULL, 8, POFF(p_tracep), LONG, "lx"}, + {"lim", "LIM", NULL, 0, maxrss, NULL, 5}, + {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1}, + {"logname", "", "login"}, + {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28}, + {"majflt", "MAJFLT", + NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), LONG, "ld"}, + {"minflt", "MINFLT", + NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), LONG, "ld"}, + {"msgrcv", "MSGRCV", + NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), LONG, "ld"}, + {"msgsnd", "MSGSND", + NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), LONG, "ld"}, + {"ni", "", "nice"}, + {"nice", "NI", NULL, 0, pvar, NULL, 2, POFF(p_nice), CHAR, "d"}, + {"nivcsw", "NIVCSW", + NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), LONG, "ld"}, + {"nsignals", "", "nsigs"}, + {"nsigs", "NSIGS", + NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), LONG, "ld"}, + {"nswap", "NSWAP", + NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), LONG, "ld"}, + {"nvcsw", "NVCSW", + NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), LONG, "ld"}, + {"nwchan", "WCHAN", NULL, 0, pvar, NULL, 6, POFF(p_wchan), KPTR, "lx"}, + {"oublk", "OUBLK", + NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), LONG, "ld"}, + {"oublock", "", "oublk"}, + {"p_ru", "P_RU", NULL, 0, pvar, NULL, 6, POFF(p_ru), KPTR, "lx"}, + {"paddr", "PADDR", NULL, 0, evar, NULL, sizeof(void *) * 2, EOFF(e_paddr), KPTR, "lx"}, + {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6}, + {"pcpu", "", "%cpu"}, + {"pending", "", "sig"}, + {"pgid", "PGID", + NULL, 0, evar, NULL, PIDLEN, EOFF(e_pgid), UINT, PIDFMT}, + {"pid", "PID", NULL, 0, pvar, NULL, PIDLEN, POFF(p_pid), UINT, PIDFMT}, + {"pmem", "", "%mem"}, + {"ppid", "PPID", + NULL, 0, evar, NULL, PIDLEN, EOFF(e_ppid), UINT, PIDFMT}, + {"pri", "PRI", NULL, 0, pri, NULL, 3}, + {"pstime", "", "stime"}, + {"putime", "", "utime"}, + {"re", "RE", NULL, 0, pvar, NULL, 3, POFF(p_swtime), UINT, "d"}, + {"rgid", "RGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_pcred.p_rgid), + UINT, UIDFMT}, + {"rgroup", "RGROUP", "rgid"}, + {"rss", "RSS", NULL, 0, p_rssize, NULL, 6}, +#if FIXME + {"rtprio", "RTPRIO", NULL, 0, rtprior, NULL, 7, POFF(p_rtprio)}, +#endif /* FIXME */ + {"ruid", "RUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_pcred.p_ruid), + UINT, UIDFMT}, + {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN}, + {"sess", "SESS", NULL, 0, evar, NULL, 6, EOFF(e_sess), KPTR, "lx"}, + {"sig", "PENDING", NULL, 0, pvar, NULL, 8, POFF(p_siglist), INT, "x"}, +#if FIXME + {"sigcatch", "CAUGHT", + NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigcatch), UINT, "x"}, + {"sigignore", "IGNORED", + NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigignore), UINT, "x"}, +#endif /* FIXME */ + {"sigmask", "BLOCKED", + NULL, 0, pvar, NULL, 8, POFF(p_sigmask), UINT, "x"}, + {"sl", "SL", NULL, 0, pvar, NULL, 3, POFF(p_slptime), UINT, "d"}, + {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7}, + {"stat", "", "state"}, + {"state", "STAT", NULL, 0, state, NULL, 4}, + {"stime", "STIME", NULL, USER, pstime, NULL, 9}, + {"svgid", "SVGID", NULL, 0, + evar, NULL, UIDLEN, EOFF(e_pcred.p_svgid), UINT, UIDFMT}, + {"svuid", "SVUID", NULL, 0, + evar, NULL, UIDLEN, EOFF(e_pcred.p_svuid), UINT, UIDFMT}, + {"tdev", "TDEV", NULL, 0, tdev, NULL, 4}, + {"time", "TIME", NULL, USER, cputime, NULL, 9}, + {"tpgid", "TPGID", + NULL, 0, evar, NULL, 4, EOFF(e_tpgid), UINT, PIDFMT}, + {"tsess", "TSESS", NULL, 0, evar, NULL, 6, EOFF(e_tsess), KPTR, "lx"}, + {"tsiz", "TSIZ", NULL, 0, tsize, NULL, 8}, + {"tt", "TT ", NULL, 0, tname, NULL, 5}, + {"tty", "TTY", NULL, LJUST, longtname, NULL, 8}, + {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN}, + {"uid", "UID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_uid), + UINT, UIDFMT}, + {"upr", "UPR", NULL, 0, pvar, NULL, 3, POFF(p_usrpri), CHAR, "d"}, + {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN}, + {"usrpri", "", "upr"}, + {"utime", "UTIME", NULL, USER, putime, NULL, 9}, + {"vsize", "", "vsz"}, + {"vsz", "VSZ", NULL, 0, vsize, NULL, 8}, + {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6}, + {"wq", "WQ", NULL, 0, wq, NULL, 4, 0, CHAR, NULL, 0}, + {"wqb", "WQB", NULL, 0, wq, NULL, 4, 0, CHAR, NULL, 0}, + {"wql", "WQL", NULL, 0, wq, NULL, 3, 0, CHAR, NULL, 0}, + {"wqr", "WQR", NULL, 0, wq, NULL, 4, 0, CHAR, NULL, 0}, + {"xstat", "XSTAT", NULL, 0, pvar, NULL, 4, POFF(p_xstat), USHORT, "x"}, + {""}, +}; + +void +showkey(void) +{ + VAR *v; + int i; + const 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"); +} + +void +parsefmt(const char *p, int user) +{ + char *tempstr, *tempstr1; + +#define FMTSEP " \t,\n" + tempstr1 = tempstr = strdup(p); + while (tempstr && *tempstr) { + char *cp, *hp; + VAR *v; + struct varent *vent; + +#ifndef __APPLE__ + /* + * If an item contains an equals sign, it specifies a column + * header, may contain embedded separator characters and + * is always the last item. + */ + if (tempstr[strcspn(tempstr, "="FMTSEP)] != '=') +#endif /* !__APPLE__ */ + while ((cp = strsep(&tempstr, FMTSEP)) != NULL && + *cp == '\0') + /* void */; +#ifndef __APPLE__ + else { + cp = tempstr; + tempstr = NULL; + } +#endif /* !__APPLE__ */ + if (cp == NULL || !(v = findvar(cp, user, &hp))) + continue; + if (!user) { + /* + * If the user is NOT adding this field manually, + * get on with our lives if this VAR is already + * represented in the list. + */ + vent = find_varentry(v); + if (vent != NULL) + continue; + } + if ((vent = malloc(sizeof(struct varent))) == NULL) + errx(1, "malloc failed"); + vent->header = v->header; + if (hp) { + hp = strdup(hp); + if (hp) + vent->header = hp; + } + vent->var = malloc(sizeof(*vent->var)); + if (vent->var == NULL) + errx(1, "malloc failed"); + memcpy(vent->var, v, sizeof(*vent->var)); + STAILQ_INSERT_TAIL(&varlist, vent, next_ve); + } + free(tempstr1); + if (STAILQ_EMPTY(&varlist)) { + warnx("no valid keywords; valid keywords:"); + showkey(); + exit(1); + } +} + +VAR * +findvar(char *p, int user, char **header) +{ + size_t rflen; + VAR *v, key; + char *hp, *realfmt; + + 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 the user specified an alternate-header for this + * (aliased) format-name, then we need to copy that + * alternate-header when making the recursive call to + * process the alias. + */ + if (hp == NULL) + parsefmt(v->alias, user); + else { + /* + * XXX - This processing will not be correct for + * any alias which expands into a list of format + * keywords. Presently there are no aliases + * which do that. + */ + rflen = strlen(v->alias) + strlen(hp) + 2; + realfmt = malloc(rflen); + snprintf(realfmt, rflen, "%s=%s", v->alias, hp); + parsefmt(realfmt, user); + } + return ((VAR *)NULL); + } + if (!v) { + warnx("%s: keyword not found", p); + eval = 1; + } + if (header) + *header = hp; + return (v); +} + +static int +vcmp(const void *a, const void *b) +{ + return (strcmp(((const VAR *)a)->name, ((const VAR *)b)->name)); +} |