oam/knowledge base/trap.md

Trap

TL;DR

# Run a command or function on exit, kill or error.
trap "rm -f $tempfile" EXIT SIGTERM ERR
trap function-name EXIT SIGTERM ERR

# Disable CTRL-C
trap "" SIGINT

# Re-enable CTRL-C
trap - SIGINT

Sources

• Using Bash traps in your scripts
• The Bash trap command