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Fix bitrot.

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This commit is contained in:
Andrzej Bialecki 2000-11-11 16:12:39 +00:00
parent 2de021a4bc
commit b974f7d892
2 changed files with 44 additions and 28 deletions
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6
release/picobsd/tinyware/sps/README
View File

@ -1,5 +1,3 @@
1998.07.17
This is a small 'ps' replacement, which uses information available via
sysctl(3) interface (contrary to the 'aps', which requires you to mount
procfs(5) to be able to get exactly the same info, so I think that 'sps'
@ -8,10 +6,6 @@ is superior solution).
When I have some time, I'll add usual switches and other functions that normal
'ps' has...
The most serious limitation of 'sps' is that it's unable to retrieve the whole
command line.
<abial@freebsd.org>
$FreeBSD$

66
release/picobsd/tinyware/sps/sps.c
View File

@ -39,14 +39,17 @@
#include <sys/proc.h>
#include <sys/user.h>
char p_stat[]="?iRSTZ";
char p_stat[]="?iRSTZWM";
int
main(int argc, char *argv[])
{
int mib[3],i=0,num,len;
struct kinfo_proc kp,*t,*u;
char buf[20],vty[5],pst[5];
int mib[4],i=0, num, len, j, plen;
int sz = sizeof(struct proc) + sizeof(struct eproc);
struct proc *p;
struct eproc *ep;
char buf[MAXPATHLEN],vty[5],pst[5], wmesg[10];
char *t;
int ma,mi;
mib[0]=CTL_KERN;
@ -56,18 +59,38 @@ main(int argc, char *argv[])
perror("sysctl sizing");
exit(1);
}
t=(struct kinfo_proc *)malloc(len);
t=(char *)malloc(len);
if(sysctl(mib,3,t,&len,NULL,0)) {
perror("sysctl info");
exit(1);
}
num=len / sizeof(struct kinfo_proc);
mib[2]=KERN_PROC_ARGS;
num = len / sz;
i=0;
printf("USERNAME PID PPID PRI NICE TTY STAT WCHAN COMMAND\n");
while(i<num) {
u=(t+num-i-1);
ma=major(u->kp_eproc.e_tdev);
mi=minor(u->kp_eproc.e_tdev);
printf("USERNAME PID PPID PRI NICE TTY STAT WCHAN COMMAND\n");
while(i < num) {
p=(struct proc *)(t + (num - i - 1) * sz);
ep=(struct eproc *)(t + (num - i - 1) * sz + sizeof(struct proc));
mib[3]=p->p_pid;
plen = MAXPATHLEN;
if(sysctl(mib,4,buf,&plen,NULL,0)) {
perror("sysctl info");
exit(1);
}
if(plen == 0) {
sprintf(buf, "(%s)", p->p_comm);
} else {
for(j=0; j < plen-1; j++) {
if(buf[j] == '\0') buf[j] = ' ';
}
}
if(strcmp(ep->e_wmesg, "") == 0) {
sprintf(wmesg, "-");
} else {
strcpy(wmesg, ep->e_wmesg);
}
ma=major(ep->e_tdev);
mi=minor(ep->e_tdev);
switch(ma) {
case 255:
strcpy(vty,"??");
@ -85,20 +108,19 @@ main(int argc, char *argv[])
sprintf(vty,"p%d",mi);
break;
}
sprintf(pst,"%c",p_stat[u->kp_proc.p_stat]);
printf("%8s%5d%5d %3d %4d %3s %-4s %-7s (%s)\n",
u->kp_eproc.e_login,
u->kp_proc.p_pid,
u->kp_eproc.e_ppid,
u->kp_proc.p_priority,
u->kp_proc.p_nice,
sprintf(pst,"%c",p_stat[p->p_stat]);
printf("%8s %5u %5u %3d %4d %3s %-4s %-7s %s\n",
ep->e_login,
p->p_pid,
ep->e_ppid,
p->p_priority - 22,
p->p_nice,
vty,
pst,
u->kp_eproc.e_wmesg,
u->kp_proc.p_comm);
wmesg,
buf);
i++;
}
free(t);
free((void *)t);
exit(0);
}