Handling Signals in bash: Difference between revisions
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* [[bash#Subjects|bash]] | * [[bash#Subjects|bash]] | ||
* [[Linux Signals]] | |||
* [[trap]] | |||
=Overview= | =Overview= | ||
The signals are caught with the <tt>trap</tt> built-in. | |||
trap '<''executable code or function name''>' <''signal''> | |||
<syntaxhighlight lang='bash'> | |||
... | |||
function sigint() { | |||
echo "signal INT received" | |||
exit 0 | |||
} | |||
trap 'sigint' INT | |||
... | |||
</syntaxhighlight> | |||
For more details on how trap should be used, see: {{Internal|Trap|trap}} | |||
Latest revision as of 19:24, 25 September 2019
External
Internal
Overview
The signals are caught with the trap built-in.
trap '<executable code or function name>' <signal>
...
function sigint() {
echo "signal INT received"
exit 0
}
trap 'sigint' INT
...
For more details on how trap should be used, see: