Remove ON_EXIT.

lib/bash/daemon.sh

@@ -29,9 +29,6 @@ set -u
 # Arguments:
 #   file - File to write PID to.
 #   pid  - PID to write into file.
-#
-# Required Global Variables:
-#   ON_EXIT - String to append "remove_pid_file file".
 make_pid_file() {
    local file=$1
    local pid=$2
@@ -60,7 +57,6 @@ make_pid_file() {
 
    # PID file doesn't exist, or it does but its pid is stale.
    echo "$pid" > $file
-   ON_EXIT="$ON_EXIT; remove_pid_file $file"
 }
 
 remove_pid_file() {

t/lib/bash/daemon.sh

@@ -1,9 +1,8 @@
 #!/usr/bin/env bash
 
-TESTS=8
+TESTS=7
 
 TMPDIR="$TEST_TMPDIR"
-ON_EXIT=":"
 local file="$TMPDIR/pid-file"
 
 source "$LIB_DIR/log_warn_die.sh"
@@ -31,15 +30,9 @@ cmd_ok \
    "test ! -f $file" \
    "PID file removed"
 
-is \
-   "$ON_EXIT" \
-   ":; remove_pid_file $file" \
-   "Sets ON_EXIT to remove PID file"
-
 # ###########################################################################
 # PID file already exists and proc is running.
 # ###########################################################################
-ON_EXIT=""
 echo $$ > $file
 
 (