143 lines
3.5 KiB
C
143 lines
3.5 KiB
C
/*-
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* Copyright (c) 2007 Robert N. M. Watson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <sys/sysctl.h>
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#include <sys/user.h>
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#include <err.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "procstat.h"
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void
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procstat_threads(pid_t pid, struct kinfo_proc *kipp)
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{
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struct kinfo_proc *kip;
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int error, name[4];
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unsigned int i;
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const char *str;
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size_t len;
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if (!hflag)
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printf("%5s %6s %-16s %-16s %2s %4s %-7s %-9s\n", "PID",
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"TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN");
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/*
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* We need to re-query for thread information, so don't use *kipp.
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*/
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name[0] = CTL_KERN;
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name[1] = KERN_PROC;
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name[2] = KERN_PROC_PID | KERN_PROC_INC_THREAD;
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name[3] = pid;
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len = 0;
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error = sysctl(name, 4, NULL, &len, NULL, 0);
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if (error < 0 && errno != ESRCH) {
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warn("sysctl: kern.proc.pid: %d", pid);
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return;
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}
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if (error < 0)
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return;
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kip = malloc(len);
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if (kip == NULL)
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err(-1, "malloc");
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if (sysctl(name, 4, kip, &len, NULL, 0) < 0) {
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warn("sysctl: kern.proc.pid: %d", pid);
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free(kip);
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return;
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}
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kinfo_proc_sort(kip, len / sizeof(*kipp));
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for (i = 0; i < len / sizeof(*kipp); i++) {
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kipp = &kip[i];
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printf("%5d ", pid);
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printf("%6d ", kipp->ki_tid);
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printf("%-16s ", strlen(kipp->ki_comm) ?
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kipp->ki_comm : "-");
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printf("%-16s ", (strlen(kipp->ki_ocomm) &&
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(strcmp(kipp->ki_comm, kipp->ki_ocomm) != 0)) ?
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kipp->ki_ocomm : "-");
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if (kipp->ki_oncpu != 255)
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printf("%3d ", kipp->ki_oncpu);
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else if (kipp->ki_lastcpu != 255)
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printf("%3d ", kipp->ki_lastcpu);
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else
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printf("%3s ", "-");
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printf("%4d ", kipp->ki_pri.pri_level);
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switch (kipp->ki_stat) {
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case SRUN:
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str = "run";
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break;
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case SSTOP:
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str = "stop";
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break;
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case SSLEEP:
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str = "sleep";
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break;
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case SLOCK:
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str = "lock";
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break;
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case SWAIT:
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str = "wait";
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break;
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case SZOMB:
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str = "zomb";
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break;
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case SIDL:
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str = "idle";
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break;
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default:
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str = "??";
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break;
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}
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printf("%-7s ", str);
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if (kipp->ki_kiflag & KI_LOCKBLOCK) {
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printf("*%-8s ", strlen(kipp->ki_lockname) ?
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kipp->ki_lockname : "-");
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} else {
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printf("%-9s ", strlen(kipp->ki_wmesg) ?
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kipp->ki_wmesg : "-");
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}
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printf("\n");
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}
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free(kip);
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}
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