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# Give up completely if no BASH_VERSINFO (<2.0)
if ! [ "$BASH_VERSINFO" ] ; then
    return
fi

# Don't do anything if not running interactively
if [[ $- != *i* ]] ; then
    return
fi

# Keep around a million lines of history in file
HISTFILESIZE=$((2 ** 20))

# Keep around a thousand lines of history in memory
HISTSIZE=$((2 ** 10))

# Ignore duplicate commands and whitespace in history
HISTCONTROL=ignoreboth

# Keep the times of the commands in history
HISTTIMEFORMAT='%F %T  '

# Only tell me about new mail if MAIL is set and in $HOME
if [[ $MAIL == "$HOME"/* ]] ; then
    MAILCHECK=15
else
    unset -v MAILCHECK
fi

# Never beep at me
setterm -bfreq 0 2>/dev/null

# Turn off flow control and control character echo
stty -ixon -ctlecho 2>/dev/null

# Autocorrect fudged paths in cd calls
shopt -s cdspell
# Update the hash table properly
shopt -s checkhash
# Update columns and rows if window size changes
shopt -s checkwinsize
# Put multi-line commands onto one line of history
shopt -s cmdhist
# Include dotfiles in pattern matching
shopt -s dotglob
# Enable advanced pattern matching
shopt -s extglob
# Append rather than overwrite Bash history
shopt -s histappend
# Don't use Bash's builtin host completion
shopt -u hostcomplete
# Don't warn me about new mail all the time
shopt -u mailwarn
# Ignore me if I try to complete an empty line
shopt -s no_empty_cmd_completion
# Use programmable completion, if available
shopt -s progcomp
# Warn me if I try to shift when there's nothing there
shopt -s shift_verbose
# Don't use PATH to find files to source
shopt -u sourcepath

# These options only exist since Bash 4.0-alpha
if ((BASH_VERSINFO[0] >= 4)) ; then
    # Warn me about stopped jobs when exiting
    shopt -s checkjobs
    # Autocorrect fudged paths during completion
    shopt -s dirspell
    # Enable double-starring paths
    shopt -s globstar
fi

# Load any supplementary scripts
if [[ -d $HOME/.bashrc.d ]] ; then
    for config in "$HOME"/.bashrc.d/*.bash ; do
        if [[ -r $config ]] ; then
            source "$config"
        fi
    done
fi
unset -v config