On 6/19/20 8:24 AM, Michael Olbrich wrote:
> On Wed, Jun 17, 2020 at 04:31:20PM +0200, Bastian Krause wrote:
>> Read a variable from user input, limited to a set of options.
>>
>> Example:
>>
>> $ ptxd_template_read_options "select your option" TYPE "option A" "option
>> B" "option C"
>> ptxdist: select option by number:
>> ptxdist: [1] option A
>> ptxdist: [2] option B
>> ptxdist: [3] option C
>> ptxdist: select your option................: 2
>> $ echo $TYPE
>> option B
>>
>> The user can select 1, 2 or 3. Other input is not accepted.
>>
>> Signed-off-by: Bastian Krause <[email protected]>
>> ---
>> Introduced in v3. Used to ask user about HSM type in a later commit.
>> ---
>> scripts/lib/ptxd_lib_template.sh | 26 ++++++++++++++++++++++++++
>> 1 file changed, 26 insertions(+)
>>
>> diff --git a/scripts/lib/ptxd_lib_template.sh
>> b/scripts/lib/ptxd_lib_template.sh
>> index f39e6e033..6b405763b 100644
>> --- a/scripts/lib/ptxd_lib_template.sh
>> +++ b/scripts/lib/ptxd_lib_template.sh
>> @@ -30,6 +30,32 @@ ptxd_template_read() {
>> export "${2}"
>> }
>> export -f ptxd_template_read
>> +#
>> +# Read a variable from user input, limited to an array of options
>> +#
>> +# $1 prompt prefix
>> +# $2 variable name
>> +# $3..$n options
>> +#
>> +ptxd_template_read_options() {
>> + local -a options=("${@:3}")
>> + local i=1
>> + echo "${PTXDIST_LOG_PROMPT}select option by number:"
>> + for option in "${options[@]}"; do
>> + echo "${PTXDIST_LOG_PROMPT}[${i}] ${option}"
>> + ((i++))
>> + done
>> + while : ; do
>> + ptxd_template_read "${1}" chosen
>> + [ -n "${chosen}" ] && [ "${chosen}" -gt 0 ] &&
>> + [ "${chosen}" -le "${#options[@]}" ] &&
>> + break
>> +
>> + echo "${PTXDIST_LOG_PROMPT}invalid option"
>> + done
>> + export "${2}=${options[$chosen-1]}"
>
> Wrong indention. I'll fix it when I apply this.
Thanks!
Regards,
Bastian
>> +}
>> +export -f ptxd_template_read_options
>>
>> ptxd_template_read_name() {
>> ptxd_template_read "enter package name" package_name
>> --
>> 2.27.0
>>
>>
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>>
>
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