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From: Clint Adams <schizo@debian.org>
To: Bart Schaefer <schaefer@candle.brasslantern.com>
Cc: zsh-workers@sunsite.auc.dk
Subject: Re: PATCH: 3.1.6-pws-6: $compstate[unambiguous] could be garbage
Date: Fri, 8 Oct 1999 03:46:04 -0400	[thread overview]
Message-ID: <19991008034604.A13033@dman.com> (raw)
In-Reply-To: <991007213658.ZM27471@candle.brasslantern.com>

> One thing I tried while figuring out what was going on for the patch above
> was inserting
> 
> noglob print -l x"${(@kv)^compstate}"x
> 
> immediately before line 92.  That would at least tell you which assoc key
> has the bad value.

Beware, this is long:

zsh/2 7 % a2ps --prexnormal_nmatchesx
x1x
xnmatchesx
x1x
xrestorex
xautox
xcontextx
xcommandx
xvaredx
xx
xunambiguousx
x--pretty-printx
xlist_maxx
x100x
xunambiguous_cursorx
x15x
xlistx
xambiguousx
xtotal_matchersx
x0x
xexactx
xacceptx
xto_endx
xmatchx
xlast_promptx
xyesx
xpattern_insertx
xmenux
xmatcher_stringx
xx
xmatcherx
x0x
xinsertx
xmenux
tty-print=

and then

tty-print=xnormal_nmatchesx
x0x
xnmatchesx
x0x
xpattern_matchx
x*x
xrestorex
xautox
xcontextx
xcommandx
xvaredx
xx
xunambiguousx
xx
xlist_maxx
x100x
xunambiguous_cursorx
x1x
xlistx
xambiguousx
xtotal_matchersx
x0x
xexactx
xacceptx
xto_endx
xmatchx
xlast_promptx
xyesx
xpattern_insertx
xmenux
xmatcher_stringx
xx
xmatcherx
x0x
xinsertx
xmenux

and then

xnormal_nmatchesx
x0x
xnmatchesx
x0x
xpattern_matchx
x*x
xrestorex
xautox
xcontextx
xcommandx
xvaredx
xx
xunambiguousx
xx
xlist_maxx
x100x
xunambiguous_cursorx
x1x
xlistx
xambiguousx
xtotal_matchersx
x0x
xexactx
xacceptx
xto_endx
xmatchx
xlast_promptx
xyesx
xpattern_insertx
xmenux
xmatcher_stringx
xx
xmatcherx
x0x
xinsertx
xmenux

and then

xnormal_nmatchesx
x0x
xnmatchesx
x0x
xpattern_matchx
x*x
xrestorex
xautox
xcontextx
xcommandx
xvaredx
xx
xunambiguousx
x0Tu@0Tu@ox  <-----------------------------
xlist_maxx
x100x
xunambiguous_cursorx
x1x
xlistx
xambiguousx
xtotal_matchersx
x0x
xexactx
xacceptx
xto_endx
xmatchx
xlast_promptx
xyesx
xpattern_insertx
xmenux
xmatcher_stringx
xx
xmatcherx
x0x
xinsertx
xmenux


And from gdb

a2ps --pre<TAB>

Breakpoint 1, unambig_data (cp=0x0) at zle_tricky.c:7956
7956                zsfree(scache);
(gdb) display mnum
1: mnum = 1
(gdb) display unambig_mnum
2: unambig_mnum = -1
(gdb) display ainfo
3: ainfo = 0x8103020
(gdb) display scache
4: scache = 0x0

(gdb) continue
Continuing.
tty-print=

[dozens of <TAB>s and nothing]


And again with breakpoint set to two lines earlier:

zsh/2 1 % a2ps --pre
Breakpoint 1, unambig_data (cp=0x0) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
3: ainfo = 0x8103020
2: unambig_mnum = -1
1: mnum = 1
(gdb) display scache
4: scache = 0x0
(gdb) 
(gdb) continue
Continuing.

Breakpoint 1, unambig_data (cp=0xbfffe6d4) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x823d650 "--pretty-print"
3: ainfo = 0x8103020
2: unambig_mnum = 1
1: mnum = 1
(gdb) continue
Continuing.
tty-print=
[TAB]
Breakpoint 1, unambig_data (cp=0x0) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x823d650 "--pretty-print"
3: ainfo = 0x8103038
2: unambig_mnum = -1
1: mnum = 0
(gdb) continue
Continuing.

Breakpoint 1, unambig_data (cp=0xbfffeba4) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x81232f0 ""
3: ainfo = 0x8103038
2: unambig_mnum = 0
1: mnum = 0
(gdb) continue
Continuing.
[TAB]

Breakpoint 1, unambig_data (cp=0x0) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x81232f0 ""
3: ainfo = 0x8103050
2: unambig_mnum = -1
1: mnum = 0
(gdb) continue
Continuing.

Breakpoint 1, unambig_data (cp=0xbfffeba4) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x8122f70 ""
3: ainfo = 0x8103050
2: unambig_mnum = 0
1: mnum = 0
(gdb) continue
Continuing.

Breakpoint 1, unambig_data (cp=0x0) at zle_tricky.c:7954
7954        if (mnum && ainfo) {
4: scache = 0x8122f70 ""
3: ainfo = 0x8103068
2: unambig_mnum = -1
1: mnum = 0

and so on.

I now conclude that I have been stupid and failed to install zle.so after
patching and that the corruption no longer seems to occur.

Nevertheless, --pretty-print still doesn't complete.  See next message.


      reply	other threads:[~1999-10-08  7:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-10-07 10:40 Bart Schaefer
1999-10-07 17:30 ` Clint Adams
1999-10-07 21:36   ` Bart Schaefer
1999-10-08  7:46     ` Clint Adams [this message]

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