.bashrc-teach

#!/bin/bash -

init-asm()
{
    root_dir=/mnt/co/work/teach/cmc/asm
    if [ "$(pwd)" != $root_dir ]; then
        echo "Wrong dir? Want to cd to $root_dir?"
        select cont in yes no
        do
            case "$cont#$REPLY" in
                "yes#"*|*"#yes")
                    cd $root_dir
                    break
                    ;;
                "no#"*|*"#no")
                    echo "Bye then."
                    exit 1
                    ;;
                *)
                    echo "Come again? (got $REPLY)"
                    continue
                    ;;
            esac
        done
    fi

    [ -n "$1" ] && suf="-${1}"
    dir="$(date -I)$suf"
    mkdir -p "$dir"
    realpath "$dir"
    cd "$dir"
    ln -sf ../io.inc
    ln -sf ../build_asm.sh
    ln -sf ../macro.c
    ln -sf /mnt/co/books/sem/asm/intel386-psABI-1.1.pdf

    __teach_save_PS1="$PS1"
    export PS1='\[\033[01;32m\][\W]\[\033[00m\]$ '
}

deinit-asm()
{
    if [ "-n" "$__teach_save_PS1" ]; then
        export PS1="$__teach_save_PS1"
        __teach_save_PS1=
    fi
    unset -f deinit-asm
}