+ if [ -z "$ERROR_OCCURRED" ]; then
+ # pull in our generated variables that are the minimal set we need to find
+ # the rest of our resources.
+ source "$FEISTY_MEOW_VARIABLES_LOADING_FILE"
+
+ # Set up the temporary directory.
+ source "$FEISTY_MEOW_SCRIPTS/core/create_tempdir.sh"
+ fi
+
+ fi
+
+ ##############
+
+ if [ -z "$ERROR_OCCURRED" ]; then
+ # no error occurred in our tests above, so load the larger body of standard feisty
+ # meow variables into the environment. we actually want this to always run also;
+ # it will decide what variables need to be set again.
+ source "$FEISTY_MEOW_SCRIPTS/core/variables.sh"
+
+ ##############
+
+ # include helpful functions. we do this every time rather than making it part
+ # of variable initialization, because functions cannot be exported to
+ # sub-shells in bash.
+ source "$FEISTY_MEOW_SCRIPTS/core/functions.sh"
+
+ # load some helper methods for the terminal which we'll use below.
+ source "$FEISTY_MEOW_SCRIPTS/tty/terminal_titler.sh"
+
+ ##############
+
+#hmmm: abstract this to a twiddle shell options method.
+ # check hash table before searching path.
+ shopt -s checkhash
+ # don't check path for sourced files.
+ shopt -u sourcepath
+ # ignore duplicate lines.
+ HISTCONTROL=ignoredups
+ # append to the history file.
+ shopt -s histappend
+ # automatically update window size if needed.
+ shopt -s checkwinsize
+
+ ##############
+
+ # make history writes immediate to avoid losing history if bash is zapped.
+ echo $PROMPT_COMMAND | grep -q history
+ if [ $? -ne 0 ]; then
+ # we only change the prompt command if we think it hasn't already been done.
+ export PROMPT_COMMAND="history -a;$PROMPT_COMMAND"
+ fi
+
+ ##############