drop unused function

Signed-off-by: Mattia Rizzolo <mapreri@ubuntu.com>

LICENSE

 MIT License
 
 Copyright (c) 2017 Pietro Albini       <pietro@pietroalbini.org>
+Copyright (c) 2019-2020 Mattia Rizzolo <mapreri@ubuntu.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

cron.sh

@@ -8,28 +8,6 @@ if [[ "$(whoami)" != "ubuntu-it" ]]; then
     exit 1
 fi
 
-chronic_sh (){
-    local pipe pipe_q
-    pipe=$(mktemp -p "${TMPDIR:-/tmp}" chronic_sh.XXXXXXXXXX)
-    printf -v pipe_q '%q' "$pipe"
-    trap 'rm -fv '"$pipe_q" RETURN
-    # one can't open a reading fd and a writing fd without blocking, because
-    # they want to already have something on the other side of the pipe.
-    # the temporary fd 5 will be that something.
-    exec 5<>"$pipe" # hack
-    exec 3>"$pipe"  # writing fd
-    exec 4<"$pipe"  # reading fd
-    exec 5>&-       # end hack
-    rm "$pipe"
-
-    local ret=0
-    "$@" >&3 2>&3 || ret=$?
-    if [ "$ret" -ne 0 ] ; then
-        exec 3>&-
-        cat <&4-
-        return $ret
-    fi
-}
 
 # Try to deploy all the websites
 for script in "${base}/scripts/"*; do