1 /*- 2 * Copyright (c) 1993 The Regents of the University of California. 3 * 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 * $Id: db_ps.c,v 1.2 1994/09/27 20:35:55 phk Exp $ 34 */ 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/proc.h> 38 #include <ddb/ddb.h> 39 #include <machine/cons.h> 40 41 void 42 db_ps() { 43 int np; 44 int nl = 0; 45 volatile struct proc *ap, *p, *pp; 46 np = nprocs; 47 p = ap = allproc; 48 49 db_printf(" pid proc addr uid ppid pgrp flag stat comm wchan\n"); 50 while (--np >= 0) { 51 /* 52 * XXX just take 20 for now... 53 */ 54 if (nl++ == 20) { 55 db_printf("--More--"); 56 cngetc(); 57 db_printf("\r"); 58 nl = 0; 59 } 60 pp = p->p_pptr; 61 if (pp == 0) 62 pp = p; 63 if (p->p_stat) { 64 db_printf("%5d %06x %06x %3d %5d %5d %06x %d %s ", 65 p->p_pid, ap, p->p_addr, p->p_cred->p_ruid, pp->p_pid, 66 p->p_pgrp->pg_id, p->p_flag, p->p_stat, 67 p->p_comm); 68 if (p->p_wchan) { 69 if (p->p_wmesg) 70 db_printf("%s ", p->p_wmesg); 71 db_printf("%x", p->p_wchan); 72 } 73 db_printf("\n"); 74 } 75 ap = p->p_next; 76 if (ap == 0 && np > 0) 77 ap = zombproc; 78 p = ap; 79 } 80 } 81