# Bash library for bash-completion DejaGnu testsuite

# @param $1  Char to add to $COMP_WORDBREAKS

# @see remove_comp_wordbreak_char()

add_comp_wordbreak_char() {

    [[ "${COMP_WORDBREAKS//[^$1]}" ]] || COMP_WORDBREAKS+=$1

} # add_comp_wordbreak_char()

# Diff environment files to detect if environment is unmodified

# @param $1  File 1

# @param $2  File 2

# @param $3  Additional sed script

diff_env() {

    diff "$1" "$2" | sed -e "

# Remove diff line indicators

        /^[0-9,]\{1,\}[acd]/d

# Remove diff block separators

        /---/d

# Remove underscore variable

        /[<>] _=/d

# Remove PPID bash variable

        /[<>] PPID=/d

# Remove BASH_REMATCH bash variable

        /[<>] BASH_REMATCH=/d

# Remove functions starting with underscore

        /[<>] declare -f _/d

        $3"

} # diff_env()

# Output array elements, sorted and separated by newline

# Unset variable after outputting.

# @param $1  Name of array variable to process

echo_array() {

    local name=$1[@]

    printf "%s\n" "${!name}" | sort

} # echo_array()

# Check if current bash version meets specified minimum

# @param $1  (integer) Major version number

# @param $2  (integer) Minor version number

# @param $3  (integer) Patch level

# @return  0 if success, > 0 if not

is_bash_version_minimal() {

    [[      (

                ${BASH_VERSINFO[0]} -gt $1

            ) || (

                ${BASH_VERSINFO[0]} -eq $1 &&

                ${BASH_VERSINFO[1]} -gt $2

            ) || (

                ${BASH_VERSINFO[0]} -eq $1 &&

                ${BASH_VERSINFO[1]} -eq $2 &&

                ${BASH_VERSINFO[2]} -ge $3

            )

    ]]

} # is_bash_version_minimal()

# @param $1  Char to remove from $COMP_WORDBREAKS

# @see add_comp_wordbreak_char()

remove_comp_wordbreak_char() {

    COMP_WORDBREAKS=${COMP_WORDBREAKS//$1}

} # remove_comp_wordbreak_char()