ref: d919ad3b5e8e98d7470275d724772de221e060f6
parent: d0cc9e2eb65222edb244f93d97d062e6f4eb5e7e
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sat Dec 19 09:59:19 EST 2020
devsons: remove #c/pgrpid The process group id is essentially a unique id of the namespace but it was never well documented nor is it used by any program.
--- a/sys/man/3/cons
+++ b/sys/man/3/cons
@@ -17,7 +17,6 @@
.B /dev/mordor
.B /dev/null
.B /dev/osversion
-.B /dev/pgrpid
.B /dev/pid
.B /dev/ppid
.B /dev/random
@@ -247,9 +246,6 @@
.I cons
device are all single numbers:
.TP 10
-.B pgrpid
-process group number
-.TP
.B pid
process number
.TP
--- a/sys/src/9/port/devcons.c
+++ b/sys/src/9/port/devcons.c
@@ -308,7 +308,6 @@
Qhostowner,
Qnull,
Qosversion,
- Qpgrpid,
Qpid,
Qppid,
Qrandom,
@@ -340,7 +339,6 @@
"kprint", {Qkprint, 0, QTEXCL}, 0, DMEXCL|0440,
"null", {Qnull}, 0, 0666,
"osversion", {Qosversion}, 0, 0444,
- "pgrpid", {Qpgrpid}, NUMSIZE, 0444,
"pid", {Qpid}, NUMSIZE, 0444,
"ppid", {Qppid}, NUMSIZE, 0444,
"random", {Qrandom}, 0, 0444,
@@ -503,9 +501,6 @@
case Qkprint:
return qread(kprintoq, buf, n);
-
- case Qpgrpid:
- return readnum((ulong)offset, buf, n, up->pgrp->pgrpid, NUMSIZE);
case Qpid:
return readnum((ulong)offset, buf, n, up->pid, NUMSIZE);
--- a/sys/src/9/port/pgrp.c
+++ b/sys/src/9/port/pgrp.c
@@ -9,7 +9,6 @@
Whinesecs = 10, /* frequency of out-of-resources printing */
};
-static Ref pgrpid;
static Ref mountid;
Pgrp*
@@ -19,7 +18,6 @@
p = smalloc(sizeof(Pgrp));
p->ref = 1;
- p->pgrpid = incref(&pgrpid);
return p;
}
--- a/sys/src/9/port/portdat.h
+++ b/sys/src/9/port/portdat.h
@@ -474,7 +474,6 @@
Ref;
RWlock ns; /* Namespace n read/one write lock */
int noattach;
- ulong pgrpid;
Mhead *mnthash[MNTHASH];
};