- if (!isdigit(ap[-1]))
- break;
- chkpid = atoi(--ap);
- *ap = 0;
- aflg++;
- xflg++;
- break;
- }
- }
- openfiles(argc, argv);
- getkvars(argc, argv);
- if (chdir("/dev") < 0) {
- perror("/dev");
- exit(1);
- }
- getdev();
- uid = getuid();
- printhdr();
- procp = getw(nl[X_PROC].n_value);
- nproc = getw(nl[X_NPROC].n_value);
- savcom = (struct savcom *)calloc(nproc, sizeof (*savcom));
- for (i=0; i<nproc; i += 8) {
- klseek(kmem, (long)procp, 0);
- j = nproc - i;
- if (j > 8)
- j = 8;
- j *= sizeof (struct proc);
- if (read(kmem, (char *)proc, j) != j) {
- cantread("proc table", kmemf);
- exit(1);
- }
- procp += j;
- for (j = j / sizeof (struct proc) - 1; j >= 0; j--) {
- mproc = &proc[j];
- if (mproc->p_stat == 0 ||
- mproc->p_pgrp == 0 && xflg == 0)
- continue;
- if (tptr == 0 && gflg == 0 && xflg == 0 &&
- mproc->p_ppid == 1)
- continue;
- if (uid != mproc->p_uid && aflg==0 ||
- chkpid != 0 && chkpid != mproc->p_pid)
- continue;
- if (vflg && gflg == 0 && xflg == 0) {
- if (mproc->p_stat == SZOMB ||
- mproc->p_flag&SWEXIT)
- continue;
- if (mproc->p_slptime > MAXSLP &&
- (mproc->p_stat == SSLEEP ||
- mproc->p_stat == SSTOP))
- continue;
- }
- save();
- }
- }
- qsort(savcom, npr, sizeof(savcom[0]), pscomp);
- for (i=0; i<npr; i++) {
- register struct savcom *sp = &savcom[i];
- if (lflg)
- lpr(sp);
- else if (vflg)
- vpr(sp);
- else if (uflg)
- upr(sp);
- else
- spr(sp);
- if (sp->ap->a_flag & SWEXIT)
- printf(" <exiting>");
- else if (sp->ap->a_stat == SZOMB)
- printf(" <defunct>");
- else if (sp->ap->a_pid == 0)
- printf(" swapper");
- else if (sp->ap->a_pid == 2)
- printf(" pagedaemon");
- else if (sp->ap->a_pid == 3 && sp->ap->a_flag & SSYS)
- printf(" ip input");
- else
- printf(" %.*s", twidth - cmdstart - 2, sp->ap->a_cmdp);
- printf("\n");
- }
- exit(npr == 0);
-}
-
-getw(loc)
- unsigned long loc;
-{
- long word;
-
- klseek(kmem, (long)loc, 0);
- if (read(kmem, (char *)&word, sizeof (word)) != sizeof (word))
- printf("error reading kmem at %x\n", loc);
- return (word);
-}
-
-klseek(fd, loc, off)
- int fd;
- long loc;
- int off;
-{
-
- if (kflg)
- loc &= 0x7fffffff;
- (void) lseek(fd, (long)loc, off);
-}
-
-openfiles(argc, argv)
- char **argv;
-{
-
- kmemf = "/dev/kmem";
- if (kflg)
- kmemf = argc > 2 ? argv[2] : "/vmcore";
- kmem = open(kmemf, 0);
- if (kmem < 0) {
- perror(kmemf);
- exit(1);
- }
- if (kflg) {
- mem = kmem;
- memf = kmemf;
- } else {
- memf = "/dev/mem";
- mem = open(memf, 0);
- if (mem < 0) {
- perror(memf);
- exit(1);
- }
- }
- if (kflg == 0 || argc > 3) {
- swapf = argc>3 ? argv[3]: "/dev/drum";
- swap = open(swapf, 0);
- if (swap < 0) {
- perror(swapf);
- exit(1);
- }
- }
-}
-
-getkvars(argc, argv)
- char **argv;
-{
- register struct nlist *nlp;
-
- nlistf = argc > 1 ? argv[1] : "/vmunix";
- nlist(nlistf, nl);
- if (nl[0].n_type == 0) {
- fprintf(stderr, "%s: No namelist\n", nlistf);
- exit(1);
- }
- if (kflg)
- for (nlp = nl; nlp < &nl[sizeof (nl)/sizeof (nl[0])]; nlp++)
- nlp->n_value = clear(nlp->n_value);
- usrpt = (struct pte *)nl[X_USRPT].n_value; /* don't clear!! */
- Usrptma = (struct pte *)nl[X_USRPTMA].n_value;
- klseek(kmem, (long)nl[X_NSWAP].n_value, 0);
- if (read(kmem, (char *)&nswap, sizeof (nswap)) != sizeof (nswap)) {
- cantread("nswap", kmemf);
- exit(1);
- }
- klseek(kmem, (long)nl[X_MAXSLP].n_value, 0);
- if (read(kmem, (char *)&maxslp, sizeof (maxslp)) != sizeof (maxslp)) {
- cantread("maxslp", kmemf);
- exit(1);
- }
- klseek(kmem, (long)nl[X_CCPU].n_value, 0);
- if (read(kmem, (char *)&ccpu, sizeof (ccpu)) != sizeof (ccpu)) {
- cantread("ccpu", kmemf);
- exit(1);
- }
- klseek(kmem, (long)nl[X_ECMX].n_value, 0);
- if (read(kmem, (char *)&ecmx, sizeof (ecmx)) != sizeof (ecmx)) {
- cantread("ecmx", kmemf);
- exit(1);
- }
- if (uflg || vflg) {
- ntext = getw(nl[X_NTEXT].n_value);
- text = (struct text *)alloc(ntext * sizeof (struct text));
- if (text == 0) {
- fprintf(stderr, "no room for text table\n");
- exit(1);