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-rw-r--r--CHANGES5
-rw-r--r--emu/port/devcons.c38
-rw-r--r--emu/port/devtinyfs.c40
-rw-r--r--emu/port/inferno.c1
-rw-r--r--emu/port/pgrp.c26
-rw-r--r--include/NOTICE32
-rw-r--r--include/version.h2
-rw-r--r--man/3/cons13
-rw-r--r--os/port/devcons.c18
-rw-r--r--os/port/devtinyfs.c2
-rw-r--r--os/port/inferno.c1
-rw-r--r--os/port/pgrp.c24
12 files changed, 75 insertions, 127 deletions
diff --git a/CHANGES b/CHANGES
index 4612c6f9..0834f857 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+20090824
+ delete unused (and somewhat incomplete) pin support
+20090822
+ in the what were we thinking dept: appl/cmd/touch.b and dis/touch.dis updated to avoid using an Arg after nil'ing it [thanks to cmbrannon]
+ make progmode propagate to pgrps; recover from exceptions in pgrp creation
20090821
emu/Nt/^(os.c ie-os.c) add #include <excpt.h>
20090819
diff --git a/emu/port/devcons.c b/emu/port/devcons.c
index 8e823839..93dc6fd6 100644
--- a/emu/port/devcons.c
+++ b/emu/port/devcons.c
@@ -27,7 +27,6 @@ enum
Qmsec,
Qnotquiterandom,
Qnull,
- Qpin,
Qrandom,
Qscancode,
Qsysctl,
@@ -53,7 +52,6 @@ Dirtab contab[] =
"msec", {Qmsec}, NUMSIZE, 0444,
"notquiterandom", {Qnotquiterandom}, 0, 0444,
"null", {Qnull}, 0, 0666,
- "pin", {Qpin}, 0, 0666,
"random", {Qrandom}, 0, 0444,
"scancode", {Qscancode}, 0, 0444,
"sysctl", {Qsysctl}, 0, 0644,
@@ -283,8 +281,7 @@ consclose(Chan *c)
static long
consread(Chan *c, void *va, long n, vlong offset)
{
- ulong l;
- int i, send;
+ int send;
char *p, buf[64], ch;
if(c->qid.type & QTDIR)
@@ -309,12 +306,6 @@ consread(Chan *c, void *va, long n, vlong offset)
genrandom(va, n);
return n;
- case Qpin:
- p = "pin set";
- if(up->env->pgrp->pin == Nopin)
- p = "no pin";
- return readstr(offset, va, n, p);
-
case Qhostowner:
return readstr(offset, va, n, eve);
@@ -333,20 +324,7 @@ consread(Chan *c, void *va, long n, vlong offset)
return readstr(offset, va, n, buf);
case Qdrivers:
- p = malloc(READSTR);
- if(p == nil)
- error(Enomem);
- l = 0;
- for(i = 0; devtab[i] != nil; i++)
- l += snprint(p+l, READSTR-l, "#%C %s\n", devtab[i]->dc, devtab[i]->name);
- if(waserror()){
- free(p);
- nexterror();
- }
- n = readstr(offset, va, n, p);
- poperror();
- free(p);
- return n;
+ return devtabread(c, buf, n, offset);
case Qmemory:
return poolread(va, n, offset);
@@ -490,16 +468,6 @@ conswrite(Chan *c, void *va, long n, vlong offset)
case Qnull:
break;
- case Qpin:
- if(up->env->pgrp->pin != Nopin)
- error("pin already set");
- if(n >= sizeof(buf))
- n = sizeof(buf)-1;
- strncpy(buf, va, n);
- buf[n] = '\0';
- up->env->pgrp->pin = atoi(buf);
- break;
-
case Qtime:
if(n >= sizeof(buf))
n = sizeof(buf)-1;
@@ -611,7 +579,9 @@ Dev consdevtab = {
'c',
"cons",
+ devreset,
consinit,
+ devshutdown,
consattach,
conswalk,
consstat,
diff --git a/emu/port/devtinyfs.c b/emu/port/devtinyfs.c
index 33689745..8445ad6a 100644
--- a/emu/port/devtinyfs.c
+++ b/emu/port/devtinyfs.c
@@ -185,7 +185,7 @@ readdata(Tfs *fs, ulong bno, uchar *buf, int *lenp)
{
if(bno >= fs->nblocks)
return 0;
- if(devtab[fs->c->type]->read(fs->c, buf, Blen, Blen*bno) != Blen)
+ if(fs->c->dev->read(fs->c, buf, Blen, Blen*bno) != Blen)
error(Eio);
return validdata(fs, buf, lenp);
}
@@ -212,7 +212,7 @@ writedata(Tfs *fs, ulong bno, ulong next, uchar *buf, int len, int last)
memmove(md.data, buf, len);
md.sum = 0 - checksum((uchar*)&md);
- if(devtab[fs->c->type]->write(fs->c, &md, Blen, Blen*bno) != Blen)
+ if(fs->c->dev->write(fs->c, &md, Blen, Blen*bno) != Blen)
error(Eio);
}
@@ -233,7 +233,7 @@ writedir(Tfs *fs, Tfile *f)
PUTS(md->pin, f->pin);
md->sum = 0 - checksum(buf);
- if(devtab[fs->c->type]->write(fs->c, buf, Blen, Blen*f->bno) != Blen)
+ if(fs->c->dev->write(fs->c, buf, Blen, Blen*f->bno) != Blen)
error(Eio);
}
@@ -248,7 +248,7 @@ freeblocks(Tfs *fs, ulong bno, ulong bend)
while(bno != bend && bno != Notabno){
mapclr(fs, bno);
- if(devtab[fs->c->type]->read(fs->c, buf, Blen, Blen*bno) != Blen)
+ if(fs->c->dev->read(fs->c, buf, Blen, Blen*bno) != Blen)
break;
md = validdata(fs, buf, 0);
if(md == 0)
@@ -272,7 +272,7 @@ freefile(Tfs *fs, Tfile *f, ulong bend)
/* change file type to free on medium */
if(f->bno != Notabno){
memset(buf, 0x55, Blen);
- devtab[fs->c->type]->write(fs->c, buf, Blen, Blen*f->bno);
+ fs->c->dev->write(fs->c, buf, Blen, Blen*f->bno);
mapclr(fs, f->bno);
}
@@ -332,7 +332,7 @@ newfile(Tfs *fs, char *name)
rock.f->bno = mapalloc(rock.fs);
rock.f->fbno = Notabno;
rock.f->r = 1;
- rock.f->pin = up->env->pgrp->pin;
+ rock.f->pin = Notapin;
/* write directory block */
if(waserror()){
@@ -364,7 +364,7 @@ tfsinit(Tfs *fs)
Mdir *mdir;
Mdata *mdata;
- n = devtab[fs->c->type]->stat(fs->c, dbuf, sizeof(dbuf));
+ n = fs->c->dev->stat(fs->c, dbuf, sizeof(dbuf));
n = convM2D(dbuf, n, &d, nil);
if(n <= 0)
error("cannot stat tinyfs medium");
@@ -382,7 +382,7 @@ tfsinit(Tfs *fs)
/* find files */
for(bno = 0; bno < fs->nblocks; bno++){
- n = devtab[fs->c->type]->read(fs->c, buf, Blen, Blen*bno);
+ n = fs->c->dev->read(fs->c, buf, Blen, Blen*bno);
if(n != Blen)
break;
@@ -412,7 +412,7 @@ tfsinit(Tfs *fs)
freefile(fs, f, bno);
break;
}
- n = devtab[fs->c->type]->read(fs->c, buf, Blen, Blen*bno);
+ n = fs->c->dev->read(fs->c, buf, Blen, Blen*bno);
if(n != Blen){
freefile(fs, f, bno);
break;
@@ -453,7 +453,7 @@ tinyfsgen(Chan *c, char *name, Dirtab *tab, int ntab, int i, Dir *dp)
USED(ntab);
USED(tab);
- fs = &tinyfs.fs[c->dev];
+ fs = &tinyfs.fs[c->devno];
if(i >= fs->nf)
return -1;
qid.vers = 0;
@@ -525,7 +525,7 @@ tinyfsattach(char *spec)
poperror();
c = devattach('F', spec);
- c->dev = fs - tinyfs.fs;
+ c->devno = fs - tinyfs.fs;
c->qid.type = QTDIR;
c->qid.vers = 0;
@@ -538,12 +538,12 @@ tinyfswalk(Chan *c, Chan *nc, char **name, int nname)
Tfs *fs;
Walkqid *wq;
- fs = &tinyfs.fs[c->dev];
+ fs = &tinyfs.fs[c->devno];
qlock(&fs->ql);
wq = devwalk(c, nc, name, nname, 0, 0, tinyfsgen);
if(wq != nil && (nc = wq->clone) != nil && nc->qid.path != Qdir){
- fs = &tinyfs.fs[nc->dev];
+ fs = &tinyfs.fs[nc->devno];
fs->f[nc->qid.path-1].r++;
}
qunlock(&fs->ql);
@@ -562,7 +562,7 @@ tinyfsopen(Chan *c, int omode)
Tfile *f;
volatile struct { Tfs *fs; } rock;
- rock.fs = &tinyfs.fs[c->dev];
+ rock.fs = &tinyfs.fs[c->devno];
if(c->qid.type & QTDIR){
if(omode != OREAD)
@@ -600,7 +600,7 @@ tinyfscreate(Chan *c, char *name, int omode, ulong perm)
USED(perm);
- rock.fs = &tinyfs.fs[c->dev];
+ rock.fs = &tinyfs.fs[c->devno];
qlock(&rock.fs->ql);
if(waserror()){
@@ -625,7 +625,7 @@ tinyfsremove(Chan *c)
if(c->qid.path == Qdir)
error(Eperm);
- fs = &tinyfs.fs[c->dev];
+ fs = &tinyfs.fs[c->devno];
f = &fs->f[c->qid.path-1];
qlock(&fs->ql);
freefile(fs, f, Notabno);
@@ -639,7 +639,7 @@ tinyfsclose(Chan *c)
Tfile *f, *nf;
int i;
- rock.fs = &tinyfs.fs[c->dev];
+ rock.fs = &tinyfs.fs[c->devno];
qlock(&rock.fs->ql);
@@ -703,7 +703,7 @@ tinyfsread(Chan *c, void *a, long n, vlong offset)
return devdirread(c, a, n, 0, 0, tinyfsgen);
p = a;
- rock.fs = &tinyfs.fs[c->dev];
+ rock.fs = &tinyfs.fs[c->devno];
f = &rock.fs->f[c->qid.path-1];
if(offset >= f->length)
return 0;
@@ -783,7 +783,7 @@ tinyfswrite(Chan *c, void *a, long n, vlong offset)
return 0;
p = a;
- rock.fs = &tinyfs.fs[c->dev];
+ rock.fs = &tinyfs.fs[c->devno];
f = &rock.fs->f[c->qid.path-1];
qlock(&rock.fs->ql);
@@ -879,7 +879,9 @@ Dev tinyfsdevtab = {
'F',
"tinyfs",
+ devreset,
devinit,
+ devshutdown,
tinyfsattach,
tinyfswalk,
tinyfsstat,
diff --git a/emu/port/inferno.c b/emu/port/inferno.c
index b568f9fa..eddacd20 100644
--- a/emu/port/inferno.c
+++ b/emu/port/inferno.c
@@ -859,7 +859,6 @@ Sys_pctl(void *fp)
np.np->slash = cclone(dot);
cnameclose(np.np->slash->name);
np.np->slash->name = newcname("/");
- np.np->pin = o->pgrp->pin; /* pin is ALWAYS inherited */
np.np->nodevs = o->pgrp->nodevs;
opg = o->pgrp;
o->pgrp = np.np;
diff --git a/emu/port/pgrp.c b/emu/port/pgrp.c
index b3d473f3..55fa6c01 100644
--- a/emu/port/pgrp.c
+++ b/emu/port/pgrp.c
@@ -15,7 +15,6 @@ newpgrp(void)
error(Enomem);
p->r.ref = 1;
p->pgrpid = incref(&pgrpid);
- p->pin = Nopin;
p->progmode = 0644;
p->privatemem = 0;
return p;
@@ -44,8 +43,8 @@ closepgrp(Pgrp *p)
}
}
wunlock(&p->ns);
- cclose(p->slash);
cclose(p->dot);
+ cclose(p->slash);
free(p);
}
@@ -81,18 +80,23 @@ pgrpcpy(Pgrp *to, Pgrp *from)
Mhead *f, **tom, **l, *mh;
wlock(&from->ns);
+ if(waserror()){
+ wunlock(&from->ns);
+ nexterror();
+ }
order = 0;
tom = to->mnthash;
for(i = 0; i < MNTHASH; i++) {
l = tom++;
for(f = from->mnthash[i]; f; f = f->hash) {
rlock(&f->lock);
- mh = malloc(sizeof(Mhead));
- if(mh == nil) {
+ if(waserror()){
runlock(&f->lock);
- wunlock(&from->ns);
- error(Enomem);
+ nexterror();
}
+ mh = malloc(sizeof(Mhead));
+ if(mh == nil)
+ error(Enomem);
mh->from = f->from;
mh->r.ref = 1;
incref(&mh->from->r);
@@ -101,16 +105,12 @@ pgrpcpy(Pgrp *to, Pgrp *from)
link = &mh->mount;
for(m = f->mount; m; m = m->next) {
n = newmount(mh, m->to, m->mflag, m->spec);
- if(n == nil) {
- runlock(&f->lock);
- wunlock(&from->ns);
- error(Enomem);
- }
m->copy = n;
pgrpinsert(&order, m);
*link = n;
link = &n->next;
}
+ poperror();
runlock(&f->lock);
}
}
@@ -122,11 +122,11 @@ pgrpcpy(Pgrp *to, Pgrp *from)
m->copy->mountid = mountid.ref++;
unlock(&mountid.lk);
- to->pin = from->pin;
-
+ to->progmode = from->progmode;
to->slash = cclone(from->slash);
to->dot = cclone(from->dot);
to->nodevs = from->nodevs;
+ poperror();
wunlock(&from->ns);
}
diff --git a/include/NOTICE b/include/NOTICE
index a9a7616f..a7f86571 100644
--- a/include/NOTICE
+++ b/include/NOTICE
@@ -6,20 +6,24 @@ copyright notice that includes the copyright notice and the other
notices below. It is fine (and often tidier) to do that in a separate
file such as NOTICE, LICENCE or COPYING.
-Copyright © 1995-1999 Lucent Technologies Inc.
-Portions Copyright © 1997-2000 Vita Nuova Limited
-Portions Copyright © 2000-2007 Vita Nuova Holdings Limited
+ Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved.
+ Revisions Copyright © 2000-2008 Vita Nuova Holdings Limited (www.vitanuova.com). All rights reserved.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License (`LGPL') as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
-You should have received a copy of the GNU Lesser General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
diff --git a/include/version.h b/include/version.h
index a9df1fc3..da14152d 100644
--- a/include/version.h
+++ b/include/version.h
@@ -1 +1 @@
-#define VERSION "Fourth Edition (20090821)"
+#define VERSION "Fourth Edition (20090824)"
diff --git a/man/3/cons b/man/3/cons
index dacd73dd..a6b09e7b 100644
--- a/man/3/cons
+++ b/man/3/cons
@@ -16,7 +16,6 @@ cons \- console device
.B /dev/msec
.B /dev/null
.B /dev/notquiterandom
-.B /dev/pin
.B /dev/pointer
.B /dev/random
.B /dev/scancode
@@ -161,18 +160,6 @@ If there is a visible image representing the pointer's position,
that will move too.
.PP
The
-.B pin
-file, when read, returns either the string
-.B "no pin
-if no PIN has been set for authentication, or
-.B "pin set
-if one has.
-The
-.B pin
-file may be written once with a decimal representation of the PIN
-to use on this Inferno machine.
-.PP
-The
.B random
device returns as many bytes of random data as are requested in the
.BR read .
diff --git a/os/port/devcons.c b/os/port/devcons.c
index 2f24a36f..28f4558f 100644
--- a/os/port/devcons.c
+++ b/os/port/devcons.c
@@ -626,7 +626,6 @@ enum{
Qmemory,
Qmsec,
Qnull,
- Qpin,
Qrandom,
Qnotquiterandom,
Qsysname,
@@ -650,7 +649,6 @@ static Dirtab consdir[]=
"memory", {Qmemory}, 0, 0444,
"msec", {Qmsec}, NUMSIZE, 0444,
"null", {Qnull}, 0, 0666,
- "pin", {Qpin}, 0, 0666,
"random", {Qrandom}, 0, 0444,
"notquiterandom", {Qnotquiterandom}, 0, 0444,
"sysname", {Qsysname}, 0, 0664,
@@ -956,12 +954,6 @@ consread(Chan *c, void *buf, long n, vlong offset)
else
return qread(kscanq, buf, n);
- case Qpin:
- p = "pin set";
- if(up->env->pgrp->pin == Nopin)
- p = "no pin";
- return readstr(offset, buf, n, p);
-
case Qtime:
snprint(tmp, sizeof(tmp), "%.lld", (vlong)mseconds()*1000);
return readstr(offset, buf, n, tmp);
@@ -1146,16 +1138,6 @@ conswrite(Chan *c, void *va, long n, vlong offset)
case Qnull:
break;
- case Qpin:
- if(up->env->pgrp->pin != Nopin)
- error("pin already set");
- if(n >= sizeof(buf))
- n = sizeof(buf)-1;
- strncpy(buf, va, n);
- buf[n] = '\0';
- up->env->pgrp->pin = atoi(buf);
- return n;
-
case Qsysname:
if(offset != 0)
error(Ebadarg);
diff --git a/os/port/devtinyfs.c b/os/port/devtinyfs.c
index b63caf3f..19e1651f 100644
--- a/os/port/devtinyfs.c
+++ b/os/port/devtinyfs.c
@@ -337,7 +337,7 @@ newfile(Tfs *fs, char *name)
rock.f->bno = mapalloc(rock.fs);
rock.f->fbno = Notabno;
rock.f->r = 1;
- rock.f->pin = up->env->pgrp->pin;
+ rock.f->pin = Notapin;
/* write directory block */
if(waserror()){
diff --git a/os/port/inferno.c b/os/port/inferno.c
index 8858ec1e..7653f2d2 100644
--- a/os/port/inferno.c
+++ b/os/port/inferno.c
@@ -861,7 +861,6 @@ Sys_pctl(void *fp)
np.np->slash = cclone(dot);
cnameclose(np.np->slash->name);
np.np->slash->name = newcname("/");
- np.np->pin = o->pgrp->pin; /* pin is ALWAYS inherited */
np.np->nodevs = o->pgrp->nodevs;
opg = o->pgrp;
o->pgrp = np.np;
diff --git a/os/port/pgrp.c b/os/port/pgrp.c
index 6b2d7d5c..309e2153 100644
--- a/os/port/pgrp.c
+++ b/os/port/pgrp.c
@@ -16,7 +16,6 @@ newpgrp(void)
p = smalloc(sizeof(Pgrp));
p->ref = 1;
p->pgrpid = incref(&pgrpid);
- p->pin = Nopin;
p->progmode = 0644;
p->privatemem = 0;
return p;
@@ -83,18 +82,23 @@ pgrpcpy(Pgrp *to, Pgrp *from)
Mhead *f, **tom, **l, *mh;
wlock(&from->ns);
+ if(waserror()){
+ wunlock(&from->ns);
+ nexterror();
+ }
order = 0;
tom = to->mnthash;
for(i = 0; i < MNTHASH; i++) {
l = tom++;
for(f = from->mnthash[i]; f; f = f->hash) {
rlock(&f->lock);
- mh = malloc(sizeof(Mhead));
- if(mh == nil) {
+ if(waserror()){
runlock(&f->lock);
- wunlock(&from->ns);
- error(Enomem);
+ nexterror();
}
+ mh = malloc(sizeof(Mhead));
+ if(mh == nil)
+ error(Enomem);
mh->from = f->from;
mh->ref = 1;
incref(mh->from);
@@ -103,16 +107,12 @@ pgrpcpy(Pgrp *to, Pgrp *from)
link = &mh->mount;
for(m = f->mount; m; m = m->next) {
n = newmount(mh, m->to, m->mflag, m->spec);
- if(n == nil) {
- runlock(&f->lock);
- wunlock(&from->ns);
- error(Enomem);
- }
m->copy = n;
pgrpinsert(&order, m);
*link = n;
link = &n->next;
}
+ poperror();
runlock(&f->lock);
}
}
@@ -124,12 +124,12 @@ pgrpcpy(Pgrp *to, Pgrp *from)
m->copy->mountid = mountid.ref++;
unlock(&mountid.l);
- to->pin = from->pin;
-
+ to->progmode = from->progmode;
to->slash = cclone(from->slash);
to->dot = cclone(from->dot);
to->nodevs = from->nodevs;
+ poperror();
wunlock(&from->ns);
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-10 15:05:37 +0000