[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.1
From: |
Piotr Grzybowski |
Subject: |
Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53 |
Date: |
Wed, 5 Nov 2014 23:11:03 +0100 |
On Wed, Nov 5, 2014 at 2:57 PM, Chet Ramey <chet.ramey@case.edu> wrote:
> I still can't reproduce it on OS X 10.10: [..]
not only I cannot reproduce it at the moment, but also I have reached
the following state (user: root):
# cat .bash_history
ls -al
#1415144153
ls -al .bash_history
#1415144154
pwd
#1415144159
rm .bash_history
#1415144161
cd
#1415144163
pwd
#1415144165
rm .bash_history
#1415144171
i=0; while [ $i -lt 64 ]; do history -a; history -n; let i++; done;
# ls -alh .bash_history
-rw------- 1 root wheel 9.0M Nov 5 22:59 .bash_history
# du -sh .bash_history
9.0M .bash_history
# hexdump -C .bash_history
00000000 6c 73 20 2d 61 6c 20 0a 23 31 34 31 35 31 34 34 |ls -al .#1415144|
00000010 31 35 33 0a 6c 73 20 2d 61 6c 20 2e 62 61 73 68 |153.ls -al .bash|
00000020 5f 68 69 73 74 6f 72 79 20 0a 23 31 34 31 35 31 |_history .#14151|
00000030 34 34 31 35 34 0a 70 77 64 0a 23 31 34 31 35 31 |44154.pwd.#14151|
00000040 34 34 31 35 39 0a 72 6d 20 2e 62 61 73 68 5f 68 |44159.rm .bash_h|
00000050 69 73 74 6f 72 79 20 0a 23 31 34 31 35 31 34 34 |istory .#1415144|
00000060 31 36 31 0a 63 64 0a 23 31 34 31 35 31 34 34 31 |161.cd.#14151441|
00000070 36 33 0a 70 77 64 0a 23 31 34 31 35 31 34 34 31 |63.pwd.#14151441|
00000080 36 35 0a 72 6d 20 2e 62 61 73 68 5f 68 69 73 74 |65.rm .bash_hist|
00000090 6f 72 79 20 0a 23 31 34 31 35 31 34 34 31 37 31 |ory .#1415144171|
000000a0 0a 69 3d 30 3b 20 77 68 69 6c 65 20 5b 20 24 69 |.i=0; while [ $i|
000000b0 20 2d 6c 74 20 36 34 20 5d 3b 20 64 6f 20 68 69 | -lt 64 ]; do hi|
000000c0 73 74 6f 72 79 20 2d 61 3b 20 68 69 73 74 6f 72 |story -a; histor|
000000d0 79 20 2d 6e 3b 20 6c 65 74 20 69 2b 2b 3b 20 64 |y -n; let i++; d|
000000e0 6f 6e 65 3b 0a 00 00 00 00 00 00 00 00 00 00 00 |one;............|
000000f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
00902b60
which puzzles me a bit.
Now I lost even all my while-loop commands! :)
Graham: did you actually logout and removed the history file, and
therefore started fresh? Sorry I guess I lost track of what is going
on here.
cheers,
pg
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/03
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/03
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Chet Ramey, 2014/11/04
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/04
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Piotr Grzybowski, 2014/11/04
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Chet Ramey, 2014/11/05
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53,
Piotr Grzybowski <=
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/05
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/05
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Chet Ramey, 2014/11/05
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Piotr Grzybowski, 2014/11/06
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Greg Wooledge, 2014/11/06
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Chet Ramey, 2014/11/06
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Piotr Grzybowski, 2014/11/07
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Eric Blake, 2014/11/07
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Piotr Grzybowski, 2014/11/07
- Re: PROMPT_COMMAND='history -a; history -n' causes shell hang in OX 10.10 Yosemite / bash 3.2.53, Graham Jones, 2014/11/07