mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-26 11:47:31 +00:00
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*-
|
|
* Copyright (c) 1998 Andrzej Bialecki
|
|
* 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <dirent.h>
|
|
|
|
/*
|
|
* Ok, I could extract almost anything from /proc, but I'm too lazy...
|
|
* I think it will suffice for now.
|
|
*/
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
DIR *d;
|
|
struct dirent *e;
|
|
FILE *fd;
|
|
char buf[100];
|
|
char *tok, *sep=" ", *sep1=",";
|
|
char *name, *pid, *ppid, *uid, *gid;
|
|
char *pgid, *sid, *tty, *cred;
|
|
char *major, *minor;
|
|
char con[10];
|
|
|
|
d=opendir("/proc");
|
|
printf(" PID PPID TTY COMMAND\n");
|
|
while((e=readdir(d))!=NULL) {
|
|
/* Skip '.' and '..' */
|
|
if(e->d_name[0]=='.') continue;
|
|
/* Skip 'curproc' - it's us */
|
|
if(e->d_name[0]=='c') continue;
|
|
sprintf(buf,"/proc/%s/status",e->d_name);
|
|
fd=fopen(buf,"r");
|
|
fgets(buf,99,fd);
|
|
fclose(fd);
|
|
name=strtok(buf,sep);
|
|
pid=strtok(NULL,sep);
|
|
ppid=strtok(NULL,sep);
|
|
pgid=strtok(NULL,sep);
|
|
sid=strtok(NULL,sep);
|
|
tty=strtok(NULL,sep);
|
|
tok=strtok(NULL,sep); /* flags */
|
|
tok=strtok(NULL,sep); /* start */
|
|
tok=strtok(NULL,sep); /* user time */
|
|
tok=strtok(NULL,sep); /* system time */
|
|
tok=strtok(NULL,sep); /* wchan */
|
|
cred=strtok(NULL,sep); /* credentials */
|
|
major=strtok(tty,sep1);
|
|
minor=strtok(NULL,sep1);
|
|
if(strcmp(minor,"-1")==0) {
|
|
minor="?";
|
|
}
|
|
if(strcmp(major,"-1")==0) {
|
|
major="?";
|
|
} else if(strcmp(major,"12")==0) {
|
|
major="v";
|
|
} else if(strcmp(major,"0")==0) {
|
|
major="con";
|
|
minor="-";
|
|
} else if(strcmp(major,"5")==0) {
|
|
major="p";
|
|
} else major="x";
|
|
if((strcmp(major,"v")==0) && (strcmp(minor,"255")==0)) {
|
|
major="con";
|
|
minor="-";
|
|
}
|
|
sprintf(con,"%s%s",major,minor);
|
|
printf("%5s %5s %4s (%s)\n",pid,ppid,con,name);
|
|
|
|
}
|
|
closedir(d);
|
|
exit(0);
|
|
}
|