From 157fdc0251305a34ebbaf84c0f3cea6e379a3fa7 Mon Sep 17 00:00:00 2001 From: Matteo Ferrando Date: Tue, 6 Feb 2018 16:26:15 -0400 Subject: [PATCH] add trap to osx --- pages/osx/trap.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 pages/osx/trap.md diff --git a/pages/osx/trap.md b/pages/osx/trap.md new file mode 100644 index 0000000000..325b1c1230 --- /dev/null +++ b/pages/osx/trap.md @@ -0,0 +1,20 @@ +# trap + +> Automatically execute commands after receiving signals by processes or the operating system. +> Can be used to perform cleanups for interruptions by the user or other actions. + +- List available signals to set traps for: + +`trap -l` + +- List active traps for the current shell: + +`trap -p` + +- Set a trap to execute commands when one or more signals are detected: + +`trap 'echo "Caught signal {{SIGHUP}}"' {{SIGHUP}}` + +- Remove active traps: + +`trap - {{SIGHUP}} {{SIGINT}}`