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Skip zombies. Add an option (-z) to revert to the historical behaviour

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of trying to kill zombies (which has no effect except emit a few error
messages)
This commit is contained in:
Dag-Erling Smørgrav 2002-04-14 22:25:57 +00:00
parent e479b601dd
commit a2fefc8d1d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=94689
2 changed files with 11 additions and 0 deletions
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5
usr.bin/killall/killall.1
View File

@ -38,6 +38,7 @@
.Op Fl l
.Op Fl m
.Op Fl s
.Op Fl z
.Op Fl u Ar user
.Op Fl t Ar tty
.Op Fl c Ar procname
@ -103,6 +104,10 @@ or
flags, limit potentially matching processes to those matching
the specified
.Ar progname .
.It Fl z
Don't skip zombies.
This should not have any effect except to print a few error messages
if there are zombie processes that match the specified pattern.
.El
.Sh ALL PROCESSES
Sending a signal to all processes with uid

6
usr.bin/killall/killall.c
View File

@ -113,6 +113,7 @@ main(int ac, char **av)
int sflag = 0;
int dflag = 0;
int mflag = 0;
int zflag = 0;
uid_t uid = 0;
dev_t tdev = 0;
char thiscmd[MAXCOMLEN + 1];
@ -177,6 +178,9 @@ main(int ac, char **av)
case 'm':
mflag++;
break;
case 'z':
zflag++;
break;
default:
if (isalpha(**av)) {
if (strncasecmp(*av, "sig", 3) == 0)
@ -286,6 +290,8 @@ main(int ac, char **av)
printf("nprocs %d\n", nprocs);
for (i = 0; i < nprocs; i++) {
if ((procs[i].ki_stat & SZOMB) == SZOMB && !zflag)
continue;
thispid = procs[i].ki_pid;
strncpy(thiscmd, procs[i].ki_comm, MAXCOMLEN);
thiscmd[MAXCOMLEN] = '\0';