A simple question# Unix - 噫吁兮，危乎高哉
k*r
1 楼
Could anyone explain to me why and how we use "trap"? I would appreciate if
you could explain it with a simple example. Thanks a lot.
you could explain it with a simple example. Thanks a lot.
T*r
2 楼
http://www.uwsg.iu.edu/UAU/shell/script/trap.html
【在 k******r 的大作中提到】
: Could anyone explain to me why and how we use "trap"? I would appreciate if
: you could explain it with a simple example. Thanks a lot.
【在 k******r 的大作中提到】
: Could anyone explain to me why and how we use "trap"? I would appreciate if
: you could explain it with a simple example. Thanks a lot.
k*r
3 楼
Thanks for your reply.
Here is an example from the tutorial referenced by you.
trap 'rm -f $TMPFILE; exit 0' 1 2 15
My question is that are signals system defined? How'd I know their meanings?
Guess I should get a good Unix book. Any recommendation?
if
【在 T********r 的大作中提到】
: http://www.uwsg.iu.edu/UAU/shell/script/trap.html
Here is an example from the tutorial referenced by you.
trap 'rm -f $TMPFILE; exit 0' 1 2 15
My question is that are signals system defined? How'd I know their meanings?
Guess I should get a good Unix book. Any recommendation?
if
【在 T********r 的大作中提到】
: http://www.uwsg.iu.edu/UAU/shell/script/trap.html
T*r
4 楼
man 7 signal
【在 k******r 的大作中提到】
: Thanks for your reply.
: Here is an example from the tutorial referenced by you.
: trap 'rm -f $TMPFILE; exit 0' 1 2 15
: My question is that are signals system defined? How'd I know their meanings?
: Guess I should get a good Unix book. Any recommendation?
:
: if
【在 k******r 的大作中提到】
: Thanks for your reply.
: Here is an example from the tutorial referenced by you.
: trap 'rm -f $TMPFILE; exit 0' 1 2 15
: My question is that are signals system defined? How'd I know their meanings?
: Guess I should get a good Unix book. Any recommendation?
:
: if
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