bash: Added is_function()

diff --git a/.bash/functions b/.bash/functions
index 5b597efeec5153aa69d9644430a01518e37daddc..383eb95cd7c5f7e17b45160e71c54d1212d2daae 100644 (file)
--- a/.bash/functions
+++ b/.bash/functions
@@ -78,6 +78,12 @@ function slowshell {
        renice -n 19 -p $$
 }
 
+# Usage: is_function something
+# Check if a function exists
+function is_function {
+       declare -Ff "$1" > /dev/null
+}
+
 # Load local functions
 ssource "${HOME}/.bash/functions_local"