Difference between revisions of "Bash buildin: trap"
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{{Draft}} | {{Draft}} | ||
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* Man: https://man7.org/linux/man-pages/man1/trap.1p.html | * Man: https://man7.org/linux/man-pages/man1/trap.1p.html | ||
| + | |||
| + | trap - INT | ||
| + | (no output) | ||
| + | |||
| + | |||
| + | trap [[SIGINT]] [[EXIT]] [[SIGHUP]] [[SIGQUIT]] [[SIGTERM]] | ||
| + | |||
| + | err_report() { | ||
| + | echo "ERROR: existed with error on line $1" | ||
| + | } | ||
| + | |||
| + | trap 'err_report [[$LINENO]]' ERR | ||
== Related terms == | == Related terms == | ||
* <code>[[set -e]]</code> | * <code>[[set -e]]</code> | ||
| + | * <code>[[set -E]]</code> | ||
* <code>[[SIGINT]], [[SIGTERM]]</code> | * <code>[[SIGINT]], [[SIGTERM]]</code> | ||
* <code>[[return]]</code> | * <code>[[return]]</code> | ||
* <code>[[try]]</code> | * <code>[[try]]</code> | ||
| + | * <code>[[local]]</code> | ||
== See also == | == See also == | ||
| + | * {{trap}} | ||
| + | * {{set}} | ||
* {{Bash}} | * {{Bash}} | ||
[[Category:Programming]] | [[Category:Programming]] | ||
Latest revision as of 07:34, 7 February 2023
This article is a Draft. Help us to complete it.
trap - INT (no output)
trap SIGINT EXIT SIGHUP SIGQUIT SIGTERM
err_report() {
echo "ERROR: existed with error on line $1"
}
trap 'err_report $LINENO' ERR
Related terms[edit]
See also[edit]
trap, wait, killset, unset, set -o, set -x, set -e, set +e, set -E, set +b, set -u, $?, exit, return, trap, PostgreSQL SETBash [ -c ],alias,&&, Bash history, Autocompletion,set,unset,export,.bash_aliases, .bashrc and .bash profile,PS1,echo,brace expansion, Function,shopt,trap,set -e,source,PATH,complete,disown,.hushlogin,.bashrc,builtin,eval,set,$PATH,$HOME,TZ,.profile,-e, -i,Builtin (Bash),mapfile,~, return (Bash), for, until,declare, dirname, basename, functions.sh, Bash arithmetic expansion,shift, bash --rcfile, readonly, $1, $@
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